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a four - way reversing valve includes a valve casing having a plurality of ports through which fluid flows , a valve main body fixedly installed to the valve casing and having a valve chamber in which a plurality of main port connection holes for selectively connecting the ports are formed , a main spool rotatably installed at the valve chamber of the valve main body , for selectively connecting the ports according to a rotation position , and a spool driving unit for reversibly rotating the main spool by using part of fluid supplied through one of the ports in the valve casing . thus , the number of welding points is minimized by incorporating the overall pilot valves and excluding additional capillary connection for the pilot valves . also , manufacturing thereof is made easy and , during the manufacturing and use thereof , the rate of breakdown due to defective welding can be remarkably reduced . | 5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
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apparatus for determining inter - pen offsets in a multiple pen ink jet printer including a piezoelectric ink drop detector having a piezoelectric detector film having one or more openings formed therein . a carriage position sensor indicates the position of the carriage at the time a first ink drop is detected from each of the ink jet pens as the pens are scanned across an opening , whereby the sensed positions for the respective pens provides information indicative of inter - pen offset in the scan direction . for determination of inter - pen offset in the media scan direction , the piezoelectric film includes a plurality of openings , whereby the detect / no detect patterns for each of the pens provides information indicative of the inter - pen offsets . | 8General tagging of new or cross-sectional technology
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a spin pot for spinning synthetic polymer fibers has a polymer filter , a spinneret downstream of the polymer filter , and an electroformed perforated screen positioned between the polymer filter and the spinneret . the screen is most preferably electroformed nickel and includes an annular non - perforated region which bounds a perforated central region . the electroformed perforations prevent debris that may become dislodged from the filter unit from blocking the spinneret orifices thereby creating undesired &# 34 ; slow - holes &# 34 ;. | 3Textiles; Paper
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a defect area management system for an optical storage medium including a management part producing a defect area management signal for real - time processing and transmitting the signal along with data to be written ; and a write part executing a defect area management of the optical storage media , writing the data , applied by the defect area management signal from the management part , into the optical storage medium so that whenever a light pickup meets a defect block at the time of writing data requiring the real - time processing into the optical storage medium , it does not have to be moved to the spare area , thus reducing the time it takes to move the light pickup and removing shortcomings of the real - time processing . | 6Physics
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the present invention provides novel 2 - methoxyimino - 2 - phenyl acetamide compounds with hydroxyalkyl substituents on the pyridine ring , their use as fungicidal compounds , and their use in fungicidal compositions comprising at least one of the 2 - methoxyimino - 2 - phenyl acetamide compounds as the active ingredient . | 0Human Necessities
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a process for the preparation of an object , supporting a lipid bilayer , for use in tissue engineering including the steps of providing an object having a surface , treating the surface of the object with a plasma containing active oxygen to provide the surface of the object with reactive groups a , to provide the surface of the object with reactive groups a , covalently attaching a sterol group to the reactive groups a and contacting the object activated with sterol groups with a lipid solution to form a lipid bilayer . | 0Human Necessities
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a vehicle energy harvester including a subunit having an upper surface forming a roadway surface ; a vehicle activated treadle on the subunit , the vehicle activated treadle moveable between a first position in which an upper surface of the treadle is at an angle with respect to the upper surface of the roadway surface and a second position in which the upper surface of the treadle is flush with the upper surface of the roadway surface ; a generator that generates power in response to movement of the vehicle activated treadle from the first position to the second position and from the second position to the first position . | 7Electricity
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a “ periodic signal parameter ” indicates periodic patterns in an autocorrelated vibration waveform and potential faults in a monitored machine . the psp is calculated based on statistical measures derived from an autocorrelation waveform and characteristics of an associated vibration waveform . the psp provides an indication of periodicity and a generalization of potential fault , whereas characteristics of the associated waveform indicate severity . a “ periodic information plot ” is derived from a vibration signal processed using two analysis techniques to produce two x - y graphs of the signal data that share a common x - axis . the pip is created by correlating the y - values on the two graphs based on the corresponding x - value . the amplitudes of y - values in the pip is derived from the two source graphs by multiplication , taking a ratio , averaging , or keeping the maximum value . | 6Physics
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provided are a eukaryotic expression system and its applications . the eukaryotic expression system has a recombinant plant cell . the recombinant plant cell includes a first vector and a second vector . the first vector expresses a fusion protein containing an asia tospoviral common epitope . the fusion protein containing asia tospoviral common epitope consists of an amino acid sequence as set forth in seq id no . 1 , and a predetermined protein fragment connecting to the asia tospoviral common epitope . the above eukaryotic expression system is useful for monitoring the interaction between proteins via use of a specific peptide to tag the predetermined protein and demonstrates high sensitivity and stability . | 2Chemistry; Metallurgy
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a topical hyperbaric apparatus and method is disclosed . the apparatus comprises a shell having at least one flexible wall portion which provides an external surface and defines a substantially closed internal chamber . the wall portion has an opening therethrough communicating with the internal chamber . the flexible wall portion is sufficiently flexible so as to be capable of conforming to an irregularly shaped surface of a patient &# 39 ; s body . an adhesive sealing material is provided on the flexible wall portion for adhesively sealing the shell to the patient &# 39 ; s body about the portion to be treated . a gas impermeable liner lines the internal chamber and makes the internal chamber substantially gas impermeable . therapeutic gases are introduced into the internal chamber to therapeutically treat a portion of the patient &# 39 ; s body encompassed by the opening . | 0Human Necessities
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a trash can assembly has a shell , a lid fitted over the top end of the shell , a pedal positioned adjacent the bottom end of the shell , a link assembly coupling the pedal and the lid , and a motion damper coupled to the link assembly for slowing the closing motion of the lid . the assembly also includes an inner liner that is retained inside the shell , with a support frame secured to the top end of the shell and having a ridge on which a peripheral lip of the inner liner rests . two or more inner liners can be provided inside the shell . in addition , the lid can be pivotably connected to the upper edge of the outer shell by a connector which has a sleeve that is coupled to the upper edge of the outer shell , a non - metal tube that is positioned inside the sleeve , and a shaft received inside the bore of the tube . | 1Performing Operations; Transporting
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a system and method for creating and managing a space - efficient , durable key - value map is disclosed . a key management engine initializes a key - value map by associating a plurality of keys with a first slot of the slots in the key - value map . a first key - value pair is then assigned to the first slot of the key - value map . the key management engine subsequently receives an indication that the first key is to be invalidated ; and responsively reuses the first slot of the key - value map by assigning a second key - value pair to the first slot . the first key is then recycled in response to the first key becoming valid . the first and second key - value pairs include respective first and second values and respective first and second keys of the plurality of keys associated with the first slot . the first key becomes valid when it is no longer referenced by a data buffer . | 6Physics
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hydrocarbon oils such as residual petroleum oils are efficiently deasphalted and demetallized with recovery of high quality asphalt by contact with a liquid mixture of at least two of the components selected from hydrogen sulfide , carbon dioxide and propane . the recovered deasphalted oil , which is characterized by reduced metal and sulfur content , may be used as charge stock to the fluid catalytic cracking process or to the hydrocracking process . | 1Performing Operations; Transporting
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the present invention discloses a region based shutter adaptation method for image exposure . the method includes the steps of : providing an image which is non - uniformly illuminated ; segmenting the image into two or more non - overlapping regions ; identifying brightness values for each of the regions when more than one brightness value has been produced for each of the regions ; applying the whole image with different shutters for different regions ; and exposing different regions for different exposure durations according to the brightness values respectively assigned to the regions , so that the present invention is capable of enabling different regions within the whole image which is non - uniformly illuminated to have different shutter adaptions . | 7Electricity
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a system and method for flight training and evaluation of pilots comprises electronically activated vision restriction glasses that detect the pilot &# 39 ; s head position and automatically darken and restrict the pilot &# 39 ; s ability to see through the front and side windscreens when the pilot - in - training attempts to see out the windscreen . thus , the pilot - in - training sees only within the aircraft cockpit , forcing him or her to fly by instruments in the most restricted operational mode . | 6Physics
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a lorentz magnetoresistive sensor having integrated signal amplification . the sensor is constructed upon a substrate such as a semiconductor material , and an amplification circuit such as transistor is constructed directly into the substrate on which the magnetoresistive device is constructed . this integrated signal amplification greatly enhances sensor performance by eliminating a great deal of signal noise that would otherwise be added to the read signal . | 6Physics
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a downhole well valve having a variable area orifice is flow area adjusted by a sliding sleeve that is axially shifted along a tubular housing interior in a finite number of increments . a hydraulic actuator displaces a predetermined volume of hydraulic fluid with each actuator stroke . an actuator displaced volume of fluid shifts the flow control sleeve by one increment of flow area differential . an indexing mechanism associated with the sleeve provides a pressure value respective to each increment in the increment series . | 4Fixed Constructions
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a fastener for securing objects to a slat floor , having a self - centering and self - aligning capability . a first embodiment comprises a body formed of a durable material and having a top surface , a lower surface , at least one side surface , and a central hole extending between the top surface and the lower surface . a second embodiment comprises a body formed of a durable material and having a top surface , a lower surface , at least one side surface , and a central hole extending between the top surface and the lower surface , wherein the top surface of the body has a flat central surface and two sloping upper surfaces starting adjacent to the flat central surface and angling downward toward either end of the body , and a lower fastener component that is coaxial with the central hole . | 5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
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a system and method for a compressor includes a compressor connected to a condenser , a discharge line temperature sensor that outputs a discharge line temperature signal corresponding to a discharge line temperature of refrigerant leaving the compressor , and a control module connected to the discharge line temperature sensor . the control module determines a saturated condenser temperature , calculates a discharge superheat temperature based on the saturated condenser temperature and the discharge line temperature , and monitors a flood back condition of the compressor by comparing the discharge superheat temperature with a predetermined threshold . the control module increases a speed of the compressor when the discharge superheat temperature is less than or equal to the predetermined threshold . | 5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
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a method for treating patients to inhibit restenosis associated with coronary intervention , which comprises administering compounds of the class of aminobenzoic acids , specifically 2 -- aminobenzoic acid or its pharmaceutically acceptable salt at a dosage which is sufficient to maintain the plasma concentration at about 100μ molar for a period of time of less than three months . | 0Human Necessities
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image browsing through memory - stored items , such as a library of images or desktop windows , is efficiently performed by arranging images in partially overlapping fashion and generating a second - level image for each overlapped image that is contacted by a user - manipulated cursor . the second - level image is a “ transitory ” image , since it is removed as soon as the cursor is displaced from the corresponding first - level image . thus , by placing the first - level images in a diagonally extending stack , straight line movement of the cursor will initiate a sequential presentation of transitory images for the images in the stack . in one embodiment , the display also includes an incrementing icon and a decrementing icon that are employed to provide substitute stacks . moreover , a third - level image is formed in a separate window when the user selects one of the images from the stack . this third - level image has more permanency , since it remains in the display window after the stack has been substituted . the images may be digital photographs , but other applications are contemplated . | 6Physics
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power measurement and control in transmission systems are affected by changes in load conditions . a method and system are provided for detecting and controlling power levels independent of such load conditions . | 6Physics
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a high speed apparatus for pocketing documents in a pocket . a document to be pocketed is diverted from a document track towards a cupping apparatus by a pocket selector . the cupping apparatus includes an initial cupping rib and first , second , and third drive rollers , with a metal pinch roller being positioned opposite the second drive roller to cup a document to be pocketed . the leading edge of the cupped document encounters a document spring to create a &# 34 ; travelling wave &# 34 ; which functions to push the trailing edges of documents already pocketed away from an entry point to the pocket to enable the document to be pocketed to enter the pocket without collision and to enter in the right order . the document spring has a rectangular opening in each end thereof to enable the end to be secured to a rectangular boss located on a guide member within the apparatus to provide a quick change construction . | 1Performing Operations; Transporting
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a base structure for high performance silicon germanium : carbon based heterojunction bipolar transistors with phosophorus atomic layer doping is disclosed . the ald process subjects the base substrate to nitrogen gas and provides an additional sige : c spacer layer . during the ald process , the percent concentrations of germanium and carbon are substantially matched and phosphorus is a preferred dopant . the improved sige : c hbt is less sensitive to process temperature and exposure times , and exhibits lower dopant segregation and sharper base profiles . | 7Electricity
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a stator assembly for use in a fluid - cooled motor is disclosed , wherein a cooling jacket is disposed around a main body of the stator , the cooling jacket including at least one conduit adapted to receive a coolant therein , thereby minimizing a complexity and a cost of manufacture of the stator assembly , and maximizing a cooling capability of the stator assembly . | 8General tagging of new or cross-sectional technology
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a method and apparatus for controlling a sar in a mobile communication terminal . the sar is controlled by adjusting a transmission power of a mobile communication terminal . the method for controlling the sar in a mobile terminal includes the steps of checking a user - selected sar control mode of the mobile terminal , setting a code value corresponding to a transmission power of the rf signal to a gain of the amplifier , wherein the code value is set to a first code value when the sar control mode is a safe mode , or is set to a second code value when the sar control mode is a normal mode , and amplifying the rf signal according to the gain of the amplifier , such that it controls a transmission power of an rf signal by controlling a gain of an amplifier amplifying the rf signal . | 7Electricity
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a photographing system for detecting and correcting camera shake in a camera having a photoelectric converting circuit for converting an optical image formed by an objective lens into an electrical signal includes a detecting device for detecting the shake of the photographing system . a deflecting device optically deflects the optical image on the basis of a detection signal from the detecting device . shifting circuitry is provided for shifting an image received by the photoelectric converting circuitry , and a calculating circuit is provided for calculating the amount of shift of the image on the basis of the amount of deflection produced by the deflecting device . the photoelectric converting circuitry produces electrical signals corresponding to a plurality of color components , and the shifting circuitry processes at least one of the electrical signals on the basis of the result of the calculation by the calculating circuit . thus , camera shake may be corrected by both optical and electrical correction . | 7Electricity
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the present invention provides generally a compound having the following general formula : wherein r 1 and r 2 are independently the same or different and are hydrogen , an alkyl group , an alkenyl group , a benzyl group , an alkynyl group , an alkoxyl group , an aryloxy group , an acyloxy group , a carbonyloxy group , a carbamoyloxy group , a halogen , a hydroxyl group , a nitro group , a cyano group , an azido group , a formyl group , a hydrazino group , an acyl group , an amino group , — sr c , wherein , r c is hydrogen , an acyl group , an alkyl group , or an aryl group , or r 1 and r 2 together form a group of the formula — o n o — wherein n represents the integer 1 or 2 ; r 3 is h , f , a halogen atom , a nitro group , an amino group , a hydroxyl group , or a cyano group ; or r 2 and r 3 together form a group of the formula — o n o — wherein n represents the integer 1 or 2 ; r 4 is h , f , a c 1 - 3 alkyl group , a c 2 - 3 alkenyl group , a c 2 - 3 alkynyl group , or a c 1 - 3 alkoxyl group ; r 5 is a c 1 - 10 alkyl group , or a propargyl group ; and r 6 , r 7 and r 8 are independently a c 1 - 10 alkyl group , a c 2 - 10 alkenyl group , a c 2 - 10 alkynyl group , an aryl group or a — n r 9 group , wherein n is an integer within the range of 1 through 10 and r 9 is a hydroxyl group , alkoxy group , an amino group , an alkylamino group , a dialkylamino group , a halogen atom , a cyano group or a nitro group ; and pharmaceutically acceptable salts thereof . | 2Chemistry; Metallurgy
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a lens shape piezoelectric device which is thinner than the manufacture limit thickness , which is conventionally difficult to manufacture , and a method for manufacturing the same . the piezoelectric device has a oscillation part having at least two steps where one side thereof is planar and the opposite side is thickest at a peripheral holding portion and thinner toward the central portion . a piezoelectric element of another embodiment has an oscillation part of at least two steps where the peripheral holding portion is thickest on both sides and the thickness decreases toward the central portion . in these piezoelectric devices , at least one side of the thinnest central portion of the oscillation part has a convex lens shape . a pair of electrodes are vacuum deposited in the center of these oscillation parts on both sides , and a gold wire is led as a lead wire from each electrode . | 8General tagging of new or cross-sectional technology
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a method for forming a soi substrate device having multiple buried oxide regions comprising the steps of ; forming a thin buried oxide layer in a silicon - containing substrate , forming a mask with openings therein on the substrate , implanting oxygen into the substrate through the openings in the mask , forming a buried oxide region in the substrate and a thermal oxide layer at the substrate surface in the mask openings by annealing , exposing the regions of the substrate that were not thermally oxidized by removing the mask , planarizing the crystalline silicon surface of the substrate by thermally oxidizing the substrate surface , removing the oxide layer from the surface of the substrate , exposing a crystalline silicon surface that has no steps between different buried oxide regions of the substrate . | 7Electricity
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a sorbent that is particularly effective for the efficient adsorption and subsequent desorption of ammonia is produced from a high - purity carbon material which is exposed to an oxidizing environment so as to produce an effective amount of at least one oxygen species on its exposed surfaces . the high purity carbon material may be produced by carbonizing a polymer material , and the sorbent may comprise a support having an open - cell , three dimensional , lattice - like structure . | 1Performing Operations; Transporting
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a footrest is provided comprising a base portion for placement on a supporting surface , a footplate connected to the base portion for receiving a foot of a user of the footrest , a heater connected to the base portion , an air intake system connected to the heater for drawing a first mass of air into the footrest , and an exhaust connected to the heater for expelling a second mass of air from the footrest . the heater receives the first mass of air , heats it , and expels it as a second mass of air . a warm air shield helps redirect the second mass of air expelled through the exhaust at the foot of the user placed on the footplate . the footplate may be made to pivot with respect to the base portion , or may be provided with a control knob so that a user may control the heater using her foot . | 0Human Necessities
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a merchandise display system includes a rod lockably connected to a peg board , a hanging member hanging from the rod and a swivel member rotatably connected to the hanging member about a first axis . the swivel member is connected to a lockable display case for carrying an item of merchandise and is rotatable about a second axis perpendicular to the first axis . thus , the display case is rotatable about the first and second axes to facilitate viewing the merchandise from any angle while the case is lockably connected to the rod . the hanging and swivel members may be a ball and socket combination . alternately , the swivel member may connect to the display case via a hinge pin about which portions of the case may rotate to open and close . alternately , a lower member may extend from within the case through holes therein to rotatably connect to the swivel member about the second axis . | 0Human Necessities
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a method and system for rigidly connecting a first metallic plate to a second metallic plate are provided . the first plate over the second plate , and a force is applied to at least one first location of the first plate using a clamping arrangement so as to tightly couple the first plate to the second plate in a proximity of the first location . then , the beam source is caused to generate a beam to irradiate the first plate at the first location to produce a molten material . in this manner , at least one irradiated section of the first plate is melted throughout its thickness and rigidly connected to the second plate using the molten material . during the irradiation , the first plate and the clamping arrangement are translated with respect to one another to reach at least one second location . it is also possible to provide a bonding layer or a soldering layer between the first and second layers , which can be used to rigidly connect the first and second layers to one another . further , it is possible to simultaneously cut a section of the first layer , and weld it to the second layer . | 1Performing Operations; Transporting
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a method for producing a laser - structurable component , wherein an extruded single - or multilayer molded part with at least one laser - structurable layer that forms an exposed surface of the molded part is applied onto the surface of a non - laser - structurable support element . alternatively , the at least one laser - structurable layer may be back - molded with a non - laser - structurable thermoplastic support element so that at least one laser - structurable layer of the molded part forms at least one part of the surface of the laser - structurable component . the extruded single - or multilayer molded part is deep - drawn into the component . in the process , the laser - structurable layer of the molded part consists of a thermoplastic molding compound consisting of : 30 - 99 . 9 wt . % of a thermoplastic consisting of polyamide ; 0 . 1 - 10 wt . % of an lds additive ; and 0 - 60 wt . % of an additive material which is different from and . | 2Chemistry; Metallurgy
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an injection device which is configured to be pre - filled , including a vessel for storing the liquid , having two opposing ends , each provided with an opening , referred to as proximal end and distal end , and arranged to receive a sliding piston in order to exert pressure on the liquid . the vessel includes a wall including at least two vertically adjacent layers , each including vertically adjacent plastic material , the first and second layers having different gas permeability . | 0Human Necessities
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a method of forming a package on package , semiconductor package arrangement is described . in one aspect , solder bumps on a lower surface of a first grid array package substrate are fused to corresponding unencapsulated solder bumps on an upper surface of a second grid array package substrate . the fused solder bumps form solder joints that electrically connect the first and second packages . the height of the resulting solder joints is greater than a height of a die that is flip chip mounted to the second substrate such that the first substrate does not contact any portion of the second package and an air gap is formed that separates the second die from the first package . corresponding pop packages structures are also described . | 7Electricity
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a method for treatment of acne with tetracyclines is provided . a lower sustained dose and no loading dose is employed , with an optional once - a - day dosing regimen . | 0Human Necessities
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an unsupervised back propagation method for training neural networks . for a set of inputs , target outputs are assigned l &# 39 ; s and o &# 39 ; s randomly or arbitrarily for a small number of outputs . the learning process is initiated and the convergence of outputs towards targets is monitored . at intervals , the learning is paused , and the values for those targets for the outputs which are converging at a less than average rate , are changed , and the learning is then resumed with the new targets . the process is continuously iterated and the outputs converge on a stable classification , thereby providing unsupervised back propagation . in a further embodiment , samples classified with the trained network may serve as the training sets for additional subdivisions to grow additional layers of a hierarchical classification tree which converges to indivisible branch tips . after training is completed , such a tree may be used to classify new unlabelled samples with high efficiency . in yet another embodiment , the unsupervised back propagation method of the present invention may be adapted to classify fuzzy sets . | 6Physics
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the invention concerns methods and compositions for the diagnosis of cancer . the invention further concerns diagnostic patches which may be contacted topically with an externally accessible tissue surface for the purpose of detecting the presence or absence of cancer . | 0Human Necessities
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a machine for removing bubbles from coated flat substrates , namely pc boards . the machine includes one or more conveyors for transporting the boards into an enclosure and a vacuum platen positioned above the conveyor which , when lowered into contact with the conveyor encloses the board in a plenum . a pump withdraws air from the plenum to create a vacuum and remove any entrained or surface bubbles from the boards . | 7Electricity
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a fluid tinting method includes : determining a preselected quantity of a colorant to be dispensed into a container to achieve a desired final color ; determining a time required to dispense the preselected quantity of the colorant based on a flow characteristic of a dispensing apparatus ; and operating the dispensing apparatus for the time determined . an apparatus for carrying out the tinting method includes one or more colorant sub - systems each including an apparatus for creating a flow of a colorant and a colorant valve which receives the colorant . the colorant valve is moveable between a first position which prevents colorant flow to a container , and a second position which allows colorant flow to the container . a control system is operable to move the colorant valve to the second position for a preselected period of time based on a preselected quantity of colorant to be dispensed . | 1Performing Operations; Transporting
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a novel embedded fastener apparatus and method for fastening components to the interior of a process chamber of a semiconductor fabrication apparatus . in one embodiment , an apparatus having a showerhead or gas distribution plate which is mounted to the interior of the process chamber using multiple fasteners which are embedded in respective fastener openings in the showerhead . in another embodiment , an apparatus having a showerhead which is mounted to the interior of the process chamber using multiple exterior fasteners which extend into the showerhead through the walls of the process chamber . accordingly , the regions of the showerhead which surround the fasteners are physically separated from the interior of the process chamber . | 8General tagging of new or cross-sectional technology
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rules for the signaling and interpretation of chroma position are described . one rule , called the short rule , defines fifteen discrete chroma centering positions and corresponding four - bit syntax element . another rule , called the extended rule , defines 81 discrete chroma centering positions and corresponding seven - bit syntax elements . a described method includes receiving digital media data at a digital media encoder , determining chroma position information for the received digital media data , and representing the chroma position information with one or more syntax elements in an encoded bitstream . the one or more syntax elements are operable to communicate the chroma position information to a digital media decoder . the chroma position information facilitates an image rotation or flip . | 7Electricity
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a coating device including a supply roller , a coating applicator , a driving roller and a takeup roller all cantilever mounted on a surface of a vertical panel inside a casing . a continuous base member to be coated on one side if sprially guided by guide rolls from the supply roller past the coating applicator , past the driving roller and onto the takeup roller . the base member is contacted by the rollers on the side opposite the coating . | 6Physics
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provided is a combined umbilical cord clamp , cutter , disinfectant , and data collecting system which reduces the risk of cord infections due to unsanitary birth conditions . also provided is an identification system which aids in the collection of birth statistics . | 0Human Necessities
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a single piece of material is formed to have enclosing side walls , the bottom edges of which are cut to form at least four flaps which are direct extensions of the side walls . the lower edges of pairs of the flaps are joined to form joints which cross at a single point . | 1Performing Operations; Transporting
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a tool used in manufacturing circuit board holders from sheets of material has a working face for forming embossments on the sheets by repetitively striking the sheets therewith . the working face includes an h - shaped formation for forming two separate halves of an embossment on the sheet of material with one strike , of which , of the two separate halves , one is delimited by the upper parallel lines of the h and the other is delimited by the lower parallel lines of the h . in a method using such tool , the sheet of material is struck once with the tool , the working face of the tool is moved relative to the sheet in a direction of the parallel lines of the h by a predetermined distance , and the sheet material is again struck with the working face of the tool so that an embossment is formed on the sheet which is delimited by a pattern left on the sheet of material by the parallel lines of the h pointing in one direction at the first strike and by a pattern left on the sheet of material by the parallel lines of the h pointing in the other direction at the second strike . | 8General tagging of new or cross-sectional technology
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a foldable sawhorse comprising first and second leg structures each having a hinge member integrally formed therewith . one of these hinge members is an outer hinge member having a passageway extending therethrough . the other hinge member is an inner hinge member adapted to extend through the passageway in a way that allows the leg structures to rotate relative to each other about a pivot axis . an engaging member is attached to the outer hinge member such that , when the sawhorse is in use , the engaging member is appropriate for engaging a workpiece or other surface to be supported . the hinge members as described above engage each other in a manner that creates a very strong and durable pivot or hinge mechanism . locking assemblies are employed to fix the sawhorse in an open configuration and allow it to be closed into a closed configuration for storage . | 1Performing Operations; Transporting
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the present invention provides a process for the preparation of imidazoles by reacting a cyano compound with a silylalkylisocyanide compound . such imidazoles are useful pharmacologically - active compounds and / or intermediates for the preparation of pharmacologically - active compounds . | 2Chemistry; Metallurgy
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an electronic apparatus includes a first input unit to input an image signal and a first audio signal that constitute a first video content , a second input unit to input a second audio signal different from the first audio signal , a first calculation unit to detect a face image area in which a face of a person is included from the image signal input , and calculate a face evaluation value evaluating a certainty of the face image area detected , a second calculation unit to detect a voice of the person from the first audio signal input , and calculate a voice evaluation value evaluating a volume of the voice , a setting unit to set first and second weighting factors for each image signal , and a generation unit to generate a third audio signal , and generate a second video content constituted of the third audio signal and the image signal . | 6Physics
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disclosed is a d - ring for use in sling systems , in particular firearm slings , where quick detachment and consistent behavior of the sling are of particular importance . at least two swivel sockets are provided on opposite sides of the d - ring for ambidextrous use and slots are provided to restrict rotational movement of the attached swivels . the d - ring may be formed from a single toroid or a conglomeration of different toroidal forms . | 8General tagging of new or cross-sectional technology
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a system for a user to give vocal commands and input and receive aural or visual feedback through a headset or other means that telecommunicates with an interface program module installed on or connected to a computer or similar device . the vocal input is converted into digital signals compatible with a particular end - user application program , which receives the signals and takes action thereon . one or more templates may be used to solicit input from the user in a structured manner . | 6Physics
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not only a thermal donor that exists in the state presented immediately after the crystal growth but also a fine oxide precipitate , a point defect cluster or the like can be erased during the process of making a semiconductor wafer . during the slicing process of a semiconductor ingot to the rinsing process after the semiconductor wafer had been polished , preferably , after a damage caused by the lapping work or impurity had been removed by the etching work and before the semiconductor wafer is polished in the final polishing process , the semiconductor wafer is subjected to a heat treatment in a gas ambient containing hydrogen at a temperature higher than 500 ° c ., preferably at a temperature ranging from 900 ° c . to 1250 ° so that defects can be decomposed . | 7Electricity
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the invention concerns the use and the production of non - neurotoxic plasminogen activating factors , derived , for example , from the common vampire desmodus rotundus , for therapeutic treatment of stroke in humans . the invention provides a novel therapeutic base for treating stroke in humans . | 2Chemistry; Metallurgy
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a circulator suitable for use in an external field , particularly of a magnetic resonance apparatus , has a planar ferrite structure . instead of a permanent magnet , a field conducting device is provided that is designed to strengthen or weaken an external field , and / or at least one electromagnet is provided for generating an operating field . the operating field proceeds perpendicularly through the ferrite structure . | 6Physics
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a surface wave device utilizing a surface wave of an sh type whose displacement is mainly displacement in the direction perpendicular to the direction of the surface wave propagation , the above piezoelectric substrate being made of a piezoelectric material whose ratio of the elastic stiffness constant c 33 d to the elastic stiffness constant c 44 e is more than 4 . | 7Electricity
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an inductive - coupled plasma apparatus employs a shield to reduce sputter contamination . a method for manufacturing the shield is included . an apparatus for generating a high - density plasma includes a process chamber having a dielectric window located along a plane , a coil located outside the process chamber proximate to the dielectric window and substantially parallel to the plane , and a shield located between the coil and the dielectric window . the shield has multiple openings , wherein the multiple openings of the shield are disposed at locations corresponding to areas between the turns of the coil . | 7Electricity
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a clutch disc including a pad - type ceramic metal friction member fixed by a plurality of rivets to the surface of a driven plate which functions as an inputside member of the clugch disc , and an axially elastically deformable cushioning plate interposed between the friction member and the driven plate , wherein the rivets are disposed in corresponding holes opening through the surface of the friction member . | 5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
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a device which aids the training of football carriers , specifically backfield players , in the desired ball carrying and retaining posture , comprising a belt worn around the waist of the player , an attached cradle or flap hanging from the belt , and a football supported by the cradle or flap , which in combination assist in teaching a player to assume a crouching posture when running while carrying the football towards opposing players , and to protect the football from opposing players in a pocket formed by the player &# 39 ; s arms . the training aid also encourages the player to hold the shoulders squared in a horizontal orientation , to form and maintain the protective pocket for the football in the most effective manner . | 0Human Necessities
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a drive sprocket for driving a modular belt having a plurality of belt modules with intercalated link ends connected by transverse pivot members to form hinges . the belt modules may have transverse ribs . the drive sprocket is driven by a shaft . the drive sprocket has a central opening for receiving the shaft . the body has a plurality of teeth disposed in pairs along a periphery of the body . the body has a first opening formed between adjacent pairs of teeth and extending toward the center of the sprocket to provide access to the hinge area , when the belt engages with the sprocket , for application of cleaning fluid . | 8General tagging of new or cross-sectional technology
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a method of providing operating electrical power from a stationary power source to a mobile conveyor utilized in material handling at a mine site as the conveyor moves over a predetermined path at the site without having to move long lengths of cable as the conveyor moves away from the power source . the method utilizes a cable reel that features a power receptacle into which a cable connector can be easily plugged and unplugged . | 7Electricity
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the invention relates to a sulphide catalyst for electrochemical reduction of oxygen particularly stable in chemically aggressive environments such as chlorinated hydrochloric acid . the catalyst of the invention comprises a noble metal sulphide single crystalline phase supported on a conductive carbon essentially free of zerovalent metal and of metal oxide phases , obtainable by reduction of metal precursor salts and thio - precursors with a borohydride or other strong reducing agent . | 7Electricity
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a connection is provided whereby a first tube , which may be bent into an elbow , has at least one end flow drilled . during the flow drilling process the first end is shortened , reduced in thickness , and most importantly , the inner diameter is increased to accept a second tube . before connecting the second tube , the first end is preferably tapped with threads which can receive a nut and the nut captures an end of the second tube , preferably entrapping one of at least one bead and a ferrel to provide a connection . | 8General tagging of new or cross-sectional technology
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a metering rod assembly including a body for accommodating a metering rod insert and configured to clamp the metering rod and / or metering rod insert without the use of an auxiliary clamping device , such as a pressure tube or the like . a rod bed insert is supported in a tapered channel of a body whereby a clamping action is created during use . in another embodiment , the body includes a hinge portion that facilitates relative rotation between upper and lower jaws to create a clamping action during use . | 8General tagging of new or cross-sectional technology
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robotic and / or surgical devices , systems , and methods include kinematic linkage structures and associated control systems configured to facilitate preparation of the system for use . one or more kinematic linkage sub - systems may include joints that are actively driven , passive , or a mix of both . a set - up mode employs an intuitive user interface in which one or more joints are initially held static by a brake or joint drive system . the user may articulate the joint by manually pushing against the linkage with a force , torque , or the like that exceeds a manual articulation threshold . articulation of the moving joints is facilitated by modifying the signals transmitted to the brake or drive system . the system may sense completion of the reconfiguration from a velocity of the joint falling below a threshold , optionally for a desired dwell time . the system may provide a detent - like manual articulation that is not limited to mechanically pre - defined detent joint configurations . embodiments of the invention provide , and can be particularly well - suited for manual movement of a platform supporting a plurality of surgical manipulators in a robotic surgical system or the like without having to add additional input devices . | 0Human Necessities
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a system for exchanging transaction between computers that enables software with different data formats to exchange data . the system maintains a profile of all the parties to the transaction which includes the data formats utilized by each party . upon initiation of a transaction , the system generates encryption keys unique to the session and all the data transfers are encoded with the newly generated encryption keys . | 6Physics
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according to the invention , there is provided a hybrid maize plant , designated as 33y18 , produced by crossing two pioneer hi - bred international , inc . proprietary inbred maize lines . this invention relates to the hybrid seed 33y18 , the hybrid plant produced from the seed , and variants , mutants , and trivial modifications of hybrid 33y18 . | 8General tagging of new or cross-sectional technology
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a real time , multi - function beat counting system used in machine perception of musical rhythms employs a high speed stable algorithm including down sampling and group summing of the original signal , pulse matching on peak points , and check - frame decision making . the down sampled and group summed signal is utilized to derive an onset peak train formed of a series of data points . the onset peak train is divided into frames , and a threshold value is determined for each frame . in each frame , peak profiles are determined , each comprising successive data points within the frame having values greater than the threshold value . within each peak profile , a peak point is identified . an algorithm is employed to compare the onset peak train with a plurality of unit data pulse sequences having different periods , and a match is determined between the onset peak train and the closest one of the unit data pulse sequences to identify the period of the rhythm . | 6Physics
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a dental bleaching device may include a flexible backing material , and a dental composition in contact with the flexible backing material . the dental composition may include a thickening agent and a peroxide bleaching agent . the dental composition may be a gelatinous compound having physical deformation properties that allow the dental composition to bend and conform to a shape of a container into which the dental composition is placed , but the dental composition will not merge into a second piece of the dental composition when placed in contact with the second piece . the dental composition will not crack or break when the dental bleaching device is flexed . | 0Human Necessities
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a process for making a high molecular weight polycarbonate resin is disclosed . the process entails obtaining at least one member selected from the group low molecular weight residue of aromatic polycarbonate production , waste of polycarbonate production , remainders of polycarbonate production and polycarbonate recyclate melting the said member in a suitable vessel to obtain a melt and feeding the melt into a reactor optionally along with at least one bisphenol or oligocarbonate having terminal oh groups and further optionally with a transesterification catalyst , and subjecting the melt to transesterification reaction at a temperature of 250 to 350 ° c ., at a pressure below 5 mbar and residence time of 0 . 02 - 4 hours . | 2Chemistry; Metallurgy
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a method of manufacturing a sport ball includes providing a fluid impervious bladder , providing apparatus for penetrating the bladder and including apparatus for receiving an object in sealing engagement , providing a plug dimensioned and configured to engage in sealing relationship the apparatus for receiving in sealing engagement , inserting the plug into the apparatus for receiving , inflating the bladder , and forming additional layers of material on the bladder that is part of a complete sport ball . thereafter , the method includes providing a self - contained inflation mechanism dimensioned and configured to be disposed within the envelope of the sport ball and dimensioned and configured to engage the apparatus for receiving , removing the plug from the apparatus for receiving , and placing the inflation mechanism into the apparatus for receiving . in some forms of the invention the step of forming additional layers includes adding reinforcing windings , molding a layer of rubber on the windings , and laminating composite panels onto the ball and setting the panels in a molding process . | 5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
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a communication method for transmitting meta - data through a meta - carrier signal comprising encoding meta - data using an encoder , the meta - data comprising information that identifies a repeating relay to which a spread meta - carrier signal is to be transmitted , encoded using an encoder , modulating , using a modulator and spreading , using a spreader , the encoded meta - data such that the spread meta - carrier signal results , and transmitting , by a transmitting device , the spread meta - carrier signal to the repeating relay wherein the repeating relay does not process or modify the spread meta - carrier signal , the spread meta - carrier signal being transmitted over at least a portion of a bandwidth of the repeating relay . | 7Electricity
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a method and apparatus for billing for the usage of direct group communication services , such as push - to - talk services . a direct group communication service provider sets up an account for each direct communication service user whereby the user can establish a target group of wireless devices associated with his account . a billing server monitors the direct communication attempts of the wireless device of the user with the target group and bills the user based upon a predetermined criteria , such as number of wireless devices in the target group communicated with , use of a direct communication service , or duration of talk time . | 7Electricity
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the present invention provides an automatic tethering device and assembly method for two wheeled container lids . container lids are held snugly under a housing enclosure lid as it opens from a closed position then back to a closed position . two wheeled containers with hinged lids are rolled into a housing enclosure underneath a housing enclosure lid automatically tethering to the housing enclosure lid . two wheeled containers with hinged lids are then rolled away from the housing enclosure lid automatically detaching from the tether . the elevated rolling tethering assembly for the two wheeled container lid is press fit below the outer surface of the container lid 19 . | 8General tagging of new or cross-sectional technology
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an automatic filter shutoff device removably connected to a water container and in fluid communication with a water dispenser , which is adapted to monitor water dispensing and disable dispensing after a predetermined amount of water usage . the device includes a housing containing a water filter and removably connected to the water container ; a monitoring and disabling mechanism having a shutoff apparatus moveable between first and second locations , the first location being one in which water dispensing is monitored by the mechanism , and the second location being one in which the mechanism is placed in an interfering position with the connection between the housing and the water container . the shutoff apparatus automatically moves into the second location after the predetermined amount of water usage has occurred , and without interrupting water dispensing from the then - connected water container , so that the used filter shutoff device must be replaced in order to reestablish connection to a successive water container . a filter mechanism is also provided with a housing containing a water filter and having a throat removably connected to a bottled water container . the throat is a restricted orifice sized to permit a volumetric flow rate of not greater than about 7 , 500 ml ./ min . of water passage during inversion of the water container and initial flow from the container into the filter . a plurality of vent holes are located in an upper surface of the filter housing and sized to permit air from the filter to escape into the water container and allow continuous water flow from the container into the filter . when a new water container is connected to the housing , the water level within the filter does not reach the vent holes in the filter housing . | 2Chemistry; Metallurgy
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the object of the present invention is to provide an ultrafine zinc oxide having a sufficient visible light transmittance in addition to an infrared ray shielding ability and conductivity , and also to provide a production method thereof . the ultrafine zinc oxide contains an element having a valence number of 3 or more , bears a metal compound on the surface , and has an average primary particle diameter of 0 . 1 μm or smaller . | 2Chemistry; Metallurgy
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a direct marking , bidirectional , swathing printer eliminates hue shift between forward and reverse directions swath of the printhead by including at least two sets of printheads , with each set including a printhead for each of the set of colors deposited by the printhead . the color order of the different printheads of each set are different between the two sets , and preferably in reverse order , so that as the printheads move in both the forward and reverse directions alternating rows of dots are formed in reverse color order , so that hue shift due to the order in which colors are deposited occurs on a dot to dot basis , rather than on a swath to swath basis . | 1Performing Operations; Transporting
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a method for applying powder to a printed sheet includes ejecting air flows from a nozzle bar . the air flows are set in such a way that the air flows which are ejected per meter length of the nozzle bar produce a resultant force acting on the printed sheet of from 0 . 5 newtons to 16 newtons . a printing press for carrying out the method is also provided . | 1Performing Operations; Transporting
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a parenterally administered , slow releasing bioactive pharmaceutical composition comprises at least one bioactive polypeptide , at least one tocopherol compound , and a release delaying agent . | 0Human Necessities
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a semiconductor optical device having a quantum well structure which can easily integrate plural optical devices of band gaps which are different from each other , and yet can achieve a high coupling coefficient by means of disordering the quantum well structure to form a waveguide region except for the portion which is used as an active region . non - absorbing edges can be formed on the semiconductor laser on the optically integrated circuits by disordering the facets of the quantum well structure with ion implantation and thermal processing . | 8General tagging of new or cross-sectional technology
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a method that communicates a request from a first device to a proximally located second device for a movie residing in storage associated with the second device , the request communicated over a communications network , responsive to the request , receives the movie from the second device over the communications network , presents a menu on a screen corresponding to the first device , the menu comprising playback options to enable a user to manipulate playback and rewind of the movie , and responsive to user selection of one of the playback options , presents the movie on the screen . | 7Electricity
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this is an improved engine protection device that allows activation of the engine protection device a selected oil pressure and to provide a close pressure for downshifting or shut down to idle . further , the system may be used to also control the engine speed due to cooling water conditions . the improved device includes an oil pressure regulator having a fluid release system including a reduced pressure feed back system to vary the return pressure to a higher pressure after initial operation at a lower pressure . | 5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
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an adjustable multi - function support assembly comprises an extension mechanism , a first abutting mechanism and a second abutting mechanism . the extension mechanism includes a plurality of tubes that are axially pivotally coupled with each other . an assistant sleeve is disposed between tubes for assisting the extension of the respective tubes , so that the user can adjust the support assembly according to the requirements . the extension mechanism further utilizes the anti - slip block disposed on the first abutting mechanism and the anti - slip block disposed on the second abutting mechanism to increase the abutting friction . | 5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
|
a device for detecting and adjusting the tension of a scraper chain . the device identifies broken chain as it leaves the return sprocket and enters the top race of the conveyor . when detected , the chain can be stopped automatically by the armored face conveyor control system , to avoid the potential for further damage , and warn the operators that repair of the chain is required . the device also has a conveyor with sliding frames at both ends to allow the conveyor ends to be independently adjusted to each end of the coal block , while maintaining good chain tension and control . | 1Performing Operations; Transporting
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a method for secure exchange of context data between users and devices is generally presented . in this regard , a method is introduced comprising receiving context data over a network link from a first device registered by a user , and selectively forwarding the context data without user input based on permissions previously established by the user . other embodiments are also disclosed and claimed . | 6Physics
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an electronic dice game comprising a series of electronic circuits which are connected together such that various dice games can be played with an electronic display board wherein such games previously could only be played with cube - shaped dice and the present device provides games which are played in a realistic manner and allow roll counters with whole dice features and various game selections can be made . the simulated faces of a plurality of die are displayed using seven pip indicators for each die . | 6Physics
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a reflective propeller safety cover comprising a bag having a flat bottom wall and a side wall peripherally coupled thereto and extended therefrom to define a hollow interior sized for holding a propeller of an motor boat and a mouth for allowing access to the interior for receiving a propeller ; an adjustable coupling mechanism coupled to the bag for adjustably opening and closing the mouth ; and a reflector mechanism coupled to the bottom wall of the bag for providing a visual indication when light is shined thereupon . | 1Performing Operations; Transporting
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the present invention includes a clean release magnet label and manufacturing method thereof . the clean release magnet includes a pressure sensitive carrier layer having a permanent adhesive applied to a first face and a clean release adhesive applied to a second face . a magnet layer is removably affixed to the pressure sensitive carrier layer with the clean release adhesive , and a filmic face layer , having printing thereon , is attached to the magnet layer with an adhesive . the method of manufacturing enables manual or automatic application of clean release magnets onto products . with this arrangement , the magnet layer is non - tacky when removed from the pressure sensitive carrier layer , the original product label is visible upon removal of the clean release magnet and the product contents remain free from contamination from the clean release magnet . | 1Performing Operations; Transporting
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a method and device for controlling sleep disorder breathing utilizes variable pressure . the compressor supplies air at a relatively low pressure to the user &# 39 ; s air passages while the user is asleep . a pressure transducer will monitor the pressure and convert the pressure into an electrical signal . the electrical signal is filtered and processed to compare it to the characteristics of waveforms that exists during snoring . if the envelope of the waveform exceeds an average threshold value in duration and in area , then the microprocessor will consider the envelope possibly associated with a snore . if a selected number of envelopes of this nature occur within a selected time period , then the microprocessor considers snoring to exist and increases the pressure of the compressor . if snoring is not detected within a certain time period , then the microprocessor lowers the level gradually . | 0Human Necessities
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compositions and methods for preventing or controlling bacteria , viruses and parasitic growths that cause diarrhea , pneumonia and septicemia in animals comprising a biocidal system comprised of a primary biocide and a ph buffer component ; a cationic or ionic surfactant having an hlb of from about 5 to about 30 ; a thickening agent ; and an aqueous based carrier . | 0Human Necessities
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a boot program held in a bios memory device of a processing system is authenticated . at system start - up , a bios protection device temporarily prevents execution of the boot program by the central processor of the processing system by control of address and data paths . the bios protection device interrogates the contents of the bios memory device to establish authentication . if the contents of the bios memory device are not authentic , execution of the boot program is prevented . | 6Physics
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an operating lever device for a magnetic recording tape transport apparatus which uses a tape cassette and which sets a magnetic recording tape transport mode in response to an electrical signal from signal generator , comprises a first base plate , a second base plate parallel to the first base plate with a distance therebetween , a first operating lever disposed between the base plates to be movable along the base plates between a first position to stop the signal from the generator and a second position in which the generator is allowed to generate the signal , a second operating lever disposed between the base plates to be movable along the base plates between first and second positions and parallel to the moving direction of the first operating lever , an auxiliary operating lever disposed between the base plates to be movable along the base plates among first , second , third and fourth positions and perpendicularly to a direction of movement of the first and second operating levers , the auxiliary operating lever in the first position thereof being spaced apart from the first and second operating levers located in the first positions thereof in the direction of movement of the first and second operating levers from the first position to the second position thereof , the auxiliary operating lever in the second position thereof being engaged with the first operating lever located at the second position thereof , the auxiliary operating lever in the third position . | 6Physics
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a assembly of mated molded parts and a method for making same are disclosed in which the assembly has first and second parts with precisely mating surfaces . the first part is formed by molding , casting , or the like such that the mating surface of the first part is formed with at least one protrusion . the second part is formed in place against the first part such precisely mating surfaces are formed with the second part enveloping the protrusion . the two parts thus formed are forced apart from each other . the protrusion may be formed with a head which interlocks with the second part . when the parts are separated , the head breaks from the protrusion . in a particular embodiment , a bearing cap is disclosed having a central opening for the passage of a shaft . | 5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
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a strap for use on footwear . the strap is comprised of a sheet - like member partially split into two thinner sections . typically , to the bottom surface of the lower section a velcro ® pad is secured by stitching . the two sections are then rejoined permenantly , as by gluing and / or stitching . the result is a strap which has a joinder or fastening means on the underside thereof which is permanently attached to the strap , but whose top surface is more aesthetically pleasing . | 1Performing Operations; Transporting
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a method for deriving data provenance information corresponding to a workflow process having lower - level workflow processes includes deriving internal provenance information for data pertaining to at least one of the lower - level workflow processes , identifying data objects that are shared between at least a pair of lower - level workflow processes to derive external provenance information for the identified data objects , in response to a user - submitted query , using the internal and external provenance information to retrieve the data provenance information for the workflow process , and outputting the derived data provenance to a user . | 6Physics
|
a novel silicon rf ldmosfet structure based on the use of a stacked ldd , is disclosed . the ldd has been modified from a single layer of n type material to a stack of three layers . these are upper and lower n type layers with a p type layer between them . the upper n type layer is heavily doped to reduce the on - resistance of the device , while the lower n type layer is lightly doped to reduce the output capacitance , thereby improving the high frequency performance . the middle p layer is heavily doped which allows it to bring about pinch - off of the two n layers , thereby raising the device &# 39 ; s breakdown voltage . a process for manufacturing the device , as well as experimental data concerning its performance are also given . | 7Electricity
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this invention relates to an alpha - amylase enzyme exhibiting thermostability at an acidic ph which is derived from a spore - forming , thermophilic , anaerobic bacterium and to a process for its production . this alpha - amylase is especially useful for the preparation of glucose - containing syrups from starch . | 8General tagging of new or cross-sectional technology
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a solenoid for an electromagnetically operated valve includes a bobbin having a substantially rectangular or elliptical cross section , a pole plate stationary with respect to the bobbin , and an armature slidable within the bobbin in response to a magnetic field generated by the coil through the pole plate . a coil wound around the bobbin has a rectangular cross section which on a short axis side includes a width w . a relation between width w and a virtual cylindrical iron core of diameter d having the same cross sectional area as an armature cross sectional area is expressed as d = w . a ratio of a length a of a long axis side of the armature to a length b of a short axis side of the armature has a range between 3 . 1 ≦≦ 4 . 5 . | 5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
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predator control sonic collar unit for protecting livestock when placed around the neck , comprising means for detecting startled motion , means for transforming the startled motion into an electrical impulse , and means for converting the electrical impulse into an audio alarm sound and / or visual alarm which repels an attacking predator . | 0Human Necessities
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