baber/WOPTO huggingface dataset:
Patent JP-H04201900-A (JP)
Title: Liquid suction prevention device of refueling device
Inventor: YASUDA HAJIME
IPC: B67D7/32
Filed: 1990-11-29
Abstract: PURPOSE:To make an explosion-proof construction unnecessary and quickly conduct a variety determination by providing a first valve for hindering a second diaphragm chamber and positive pressure generation source from communicating with each other and a second valve for hindering a vacuum vent and the positive pressure generation source from communicating with each other at the time of extension of a first diaphragm chamber when a gas is communicated to the vacuum vent. CONSTITUTION:At the time of suction of a gas, a negative pressure becomes higher in the space within a gas conduit 83, a duct 14, a valve chamber 12, a duct 13, a first piston chamber 32 and a duct 17 and the negative pressure within a first diaphragm chamber 48 also rises, a diaphragm 51 displaces a second diaphragm chamber 44 in the direction of extension against the spring force of a compression coil spring 54, a valve hole 43 opens and the pressurized air within a second piston chamber 33 flows into the second diaphragm chamber 44 via the valve hole 43, and the diaphragm 51 is displaced further to the right. The diaphragm is displaced until a movable body 50 comes into contact with its end face, and a valve body V2 separates from a valve seat 57 so that a valve hole 49 is opened and the second and first diaphragm chambers 44 and 48 communicate with each other. Therefore, the pressurized air from a port (d) flows out to a port (c).
Patent JP-H03196022-A (JP)
Title: Active matrix substrate
IPC: G02F1/136
Filed: 1989-12-26
Abstract: PURPOSE:To enable display high in luminance and free from cross talk by fixing varistor chips onto transparent image element electrodes arranged like a matrix and signal electrodes for sending signals to the image element electrodes each with a conductive adhesive, and connecting the upper surfaces of the varistor chips on the image element electrodes with those of the signal electrodes with a conductive material. CONSTITUTION:The image element electrode 13 and the signal electrode 14 are arranged on a first substrate 11 each spaced from each other, and each is electrically connected with each varistor chip 12 with the conductive adhesive 15, and the upper surface of each chip 12 is connected with the conductive material 16, thus permitting varistor voltage to be freed of dispersion, and therefore, the obtained liquid crystal display device to be freed of cross talk and dispersion of contrast and superior in quality.
Patent JP-2001151516-A (JP)
Title: Soot removing method and device therefor
Inventor: YAMAGISHI HIROYUKI
IPC: C03B8/04
Filed: 1999-11-25
Abstract: PROBLEM TO BE SOLVED: To provide a soot removing device for an optical fiber preform manufacturing apparatus by an MCVD method. SOLUTION: This soot removing method consists in occasionally advancing and retreating planar scraping vanes 6 into and from a quartz pipe 1 from a soot adhesion and deposition side 4 at an arbitrary speed, scraping out the soot 2 in the quartz pipe 1 at the retreating stroke thereof and occasionally rotating the scraping vanes 6 coaxially with the quartz pipe 1 in a direction opposite thereto.
Patent JP-H07189992-A (JP)
Title: Motor-driven blower
Inventor: TOYOSHIMA HISANORI
IPC: F04D29/42
Filed: 1993-12-28
Abstract: PURPOSE:To prevent the generation of circulating flow so as to improve air blasting performance by sealing a clearance generated between a fan casing and an impeller. CONSTITUTION:An annular seal member 35 formed of drawn porous polytetrafluoroethylene resin is provided on the inner surface side of the suction port 34a of a fan casing 34 in such a way as to come in sliding contact with the front face shroud 33a of a centrifugal impeller 33. The seal member 35 formed of drawn porous polytetrafluoroethylene resin can prevent circulating flow positively to improve air blasting performance without increasing friction loss even if coming in sliding contact with the centrifugal impeller 33.
Patent JP-H11151648-A (JP)
Title: Optical element holding method and holding tool
Inventor: ANDO MANABU
IPC: B24B13/005
Filed: 1997-11-19
Abstract: PROBLEM TO BE SOLVED: To provide an optical element holding method and a holding tool which can securely hold an optical element when it is polished and do not cause scratches on an optical face and burning due to moving around of abra sive liquid. SOLUTION: A section close to outer periphery of a rear surface 10b of an optical element 10 is supported by a first elastic body 12 like a wheel belt, and the rear surface 10b of the optical element 10 is supported by a plurality of second elastic bodies 13, 14 like wheel belts provided inward therein. The optical element 10 is suctioned in vacuum through annular groove parts 11d, 11e by a vacuum suction system to hold the optical element 10 in the thrust direction, and a face 10c of outer peripheral edge of lumber of the optical element 10 is pressed in a plurality of sections to hold it in the direction of rotation and in the radial direction so that the optical element can be securely held without causing scratches on an optical face when it is held and burning due to moving around of abrasive liquid.
Patent JP-H03194789-A (JP)
Title: Semiconductor memory device
Inventor: WAKAMATSU MASATAKA
IPC: G11C11/409
Filed: 1989-12-25
Abstract: PURPOSE:To prevent a noise from occurring due to bit line capacity on a selected bit line and a reference bit line by setting a pre-charge state by separating second and third bit lines from a sense amplifier with a switching transistor. CONSTITUTION:This device is composed so that the pre-charge state can be set by separating the second bit line BL1 and the third bit lien BL2 from the sense amplifier SA with the switching transistors Q6, Q7. Therefore, it is possible to always set the second bit line BL1 neighboring to a first bit line BL0 that is the selected bit line and the third bit line BL2 neighboring to a fourth bit line BL3 used as the reference bit line at the pre-charge state while the readout of data from a memory cell is started and the operation of the sense amplifier is completed. Thereby, the occurrence of the noise caused by the bit line capacity on the selected bit line and the reference bit line can be prevented from occurring perfectly.
Patent JP-2001149288-A (JP)
Title: Electric vacuum cleaner
Inventor: FUKUSHIMA SADAO
IPC: A47L9/24
Filed: 1999-11-26
Abstract: PROBLEM TO BE SOLVED: To provide an electric vacuum cleaner which is equipped with an expansion pipe body, for refluxing exhausted air from a motor-driven air blower built in the main body of cleaner to a sucker or the like. SOLUTION: In this electric vacuum cleaner, a pipe body 36 is composed of an expansion pipe 39 which is composed of an outer pipe 37 and an inner pipe 38 provided so as to freely slide in respect to the outer pipe 37, and a hose 40 arranged inside the expansion pipe 39 and connected to the outer pipe 37 and the inner pipe 38.
Patent JP-H10173759-A (JP)
Title: Mobile communication system
Inventor: KATOU MAKIBI
IPC: H04W76/02
Filed: 1996-12-16
Abstract: PROBLEM TO BE SOLVED: To obtain a mobile communication system in which communication is made without entry of a toll station number like a public telephone system, when a mobile station is resident in a same communication area so as to reduce a digit number of an entered telephone number. SOLUTION: A mobile communication system where radio data communication is made between a base station 1 connecting to a public network and a terminal equipment 10 is provided with the base station 1 to which toll station number data, corresponding to an installed location are stored in advance and that sends the toll station number data to the terminal equipment 10 in radio connection and with the terminal equipment 10 that displays the toll station number data sent from the base station 1 in the case of radio channel connection to the base station 1, deletes the toll station number data when '0' or '1' is dial-entered as initial numeral data, sends the initial numeral data and dial- entered numeral data entered after the data to the base station 1,  adds the initial numeral data and dial-entered numeral data entered after the data to the end of the toll station number data and sends the resulting data to the base station 1.
Patent JP-H07202696-A (JP)
Title: Analog-digital conversion circuit
Inventor: YAJIMA HIDEAKI
IPC: H03M1/20
Filed: 1993-12-28
Abstract: PURPOSE:To form a high bit A/D converter by a comparatively simple circuit system for which plural A/D converters are used. CONSTITUTION:2N of M-bit A/D converters 1 are connected in parallel with each other, 1 LSB corresponding to resolution are set to be equal with each other and each comparison voltage is set to be shifted by 1/2N LSBs. Each A/D converter 1 is connected with each carry setting circuit 2. Each carry setting circuit 2 carries the M-bit binary code inputted from the A/D converter 1, defines it as the binary value of M+N bit and adds the 2N preliminarily set continuous integers of the integers from -(2N-1) to 2N-1 in order of small integers by binary in order of the side where the comparison voltage of the A/D converter 1 corresponding to each carried value is set smaller. This M+N bit binary code is outputted to a comparator circuit 3 and the preliminarily set binary code having the size of the prescribed number rank of the binary codes is outputted from the comparator circuit 3.
Patent JP-H02270220-A (JP)
Title: Stress adjusted superconductor wire
Inventor: RICHIYAADO ERU KURIIDON
IPC: H01L39/24
Filed: 1989-12-25
Abstract: PURPOSE: To provide adjustability for the stress given to a ceramic superconductive fiber located internally by furnishing a solid filler accommodated in a tube for supporting the fiber, and forming the filler from a material capable of being heated into such a condition as liquiefied inside the tube. CONSTITUTION: A tube 12 having a small wall thickness is wound round a drum, and inside the cavity 14 of this tube 12, superconductive fibers 18 twined together into one or more strands 16 are installed for conducting electricity from a first end 13 of the tube 12 to its second end 15. The cavity of the tube 12 is filled with solder 20 for supporting a plurality of strands 16 of superconductive fibers, and the solder is left hardenirug so as to surround the fiber strands 16. The solder 20 is heated and melted during the period the fibers 18 are wound round the drum. Because the ceramic material 18 is supported so that no stress is given, the strands 16 in the liquefied solder are re-arranged. Thus it is possible to support the fibers 18 and adjust the size of stress given to the fibers 18.
Patent JP-H07201930-A (JP)
Title: Wire bonding apparatus
Inventor: OKAMOTO KOJI
IPC: H01L21/60
Filed: 1993-12-28
Abstract: PURPOSE:To simplify the construction of a wire bonding apparatus by cutting wire with a heater tip thereby making cutter unnecessary. CONSTITUTION:A heater tip 5 is moved downward, a wire 7 is thermally pressure bonded, then pinching portions 2, 2 of a clamper 2 is opened and the clamper 2 is moved diagonally upward along the wire 7. Then, the wire 7 is pinched by closing again the pinching portions 6, 6 of the clamper 2. The wire 7 pinched is pulled back by moving again the clamper 2 diagonally upward. At this time, the wire 7 is pulled with an edge 11a of a heating portion 11 of the heater tip 5 as a point of support and the wire 7 is cut at a point contacting to the edge 11a. By doing this, cutter becomes unnecessary, maintenance work for periodically replacing cutters is no more required, thereby reducing the costs and improving the rate of operation. Also, a cutting mechanism for a cutter also becomes unnecessary and thus the construction of the apparatus can be simplified and the size of the apparatus can be reduced.
Patent JP-H04208064-A (JP)
Title: Superconducting magnet for superconducting motor
Inventor: KAWAI MASAO
IPC: H01F6/00
Filed: 1990-11-30
Abstract: PURPOSE:To increase a magnetic flux amount to be effectively operated at a square-shaped armature winding by winding crescentlike members at four corners of superconducting coils, sequentially winding the coils to form the profile of the coils substantially in a square shape. CONSTITUTION:A superconducting magnet 10 has a first coil 41 of a circular shape having an air core of 20mm of a diameter to be disposed at the innermost side, and crescentlike members 45 disposed at the corners of the coil 41. Then, while the members 45 are wound, a second coil 42 is wound. Thereafter, the coil 42 is formed substantially in a square shape. Then, crescent members 46 are disposed at the corners of the coil 42, and while the members 46 are being wound, a third coil 43 is wound. Here, a composite magnetic field is generated in a square shape by currents flowing to the coils 41, 43, and effectively operated at the rotary armature winding disposed in the square shape.
Patent JP-H04200935-A (JP)
Title: Method for punching hole on both end parts of long size material
Inventor: FUKUZAWA YOSHIYUKI
IPC: B21D43/02
Filed: 1990-11-30
Abstract: PURPOSE:To easily punch the holes at both end parts of long size material with the small equipment with good workability by engaging the front end part of the long size material at the rear side of the 3rd stopper, punching hole at the front end part, then engaging the rear end at the front side of the 1st stopper and punching the hole at the rear end part. CONSTITUTION:The 1st puncher 121 is set between the 1st-3rd stoppers 102-103 and the 1st-2nd stoppers 101, 102, and the 2nd puncher 122 is set between the 2nd and the 3rd stoppers, along the roller conveyer 41 which carrys the long size material 20 in the longitudinal direction. At first, by engaging the front end of the long size material 20 with the rear end of the 3rd stopper 103, punching hole with the 2nd puncher 122, the 2nd hole is formed at the front end part. Next, by engaging the rear end of the long size material 20 with the front side of the 1st stopper 101, punching hole with the 1st puncher 121, the 1st hole is formed at the rear end part. Or, by engaging the front end with the rear side of the 2nd stopper 102, punching hole with the 1st puncher 121, next by engaging the rear end with the front side of the front side of the 2nd stopper, punching hole with the 2nd puncher 122, the 1st hole can be formed at the front end part and the 2nd hole can be formed at the rear end part.
Patent JP-H10177440-A (JP)
Title: Keyboard device
Inventor: SAITO MASAHIKO
IPC: G06F3/02
Filed: 1996-12-17
Abstract: PROBLEM TO BE SOLVED: To provide a keyboard device without causing malfunction due to trembling even by a physically handicapped person with paralyzed involuntary motion and to correctly and capable of smoothly inputting information by constituting a key switch by means of a displacement sensor. SOLUTION: The key switch 2 is provided in accordance with key buttons 3 arrayed in a keyboard mainbody 1. The displacement sensors 7 are arranged by facing the tips of shafts 5 which are integratedly adhered to the key buttons 3 with fixed distance. Correlative distance between the tip of the shaft 5 and the distance measuring surface of the displacement sensor 7 is measured by a distance measuring circuit 8 connected to the displacement sensor 7. The distance measuring circuit 8 sets an on-detection area over a fixed range by a sensor control setting circuit 9 so that on-detection is correctly executed when shaking is slight one sent from the key button 3 to the shaft 5.
Patent JP-H07131127-A (JP)
Title: Heat conducting substrate, manufacture thereof and circuit board
Inventor: KOZUKA SHOJI
IPC: C04B41/87
Filed: 1993-12-28
Abstract: PURPOSE:To obtain a heat conducting substrate excellent in moisture and chemical resistance, having a smooth surface, by providing an aluminum nitride sintered body and a coating layer 6 formed thereon, made of aluminum phosphate, and having a surface roughness of a specified value or below. CONSTITUTION:A title heat conducting substrate 1 includes an aluminum nitride sintered body 2 and a coating layer 3 formed thereon. The coating layer 3 is substantially made of aluminum phosphate and its surface roughness is 2mum or below. The method of manufacturing the heat conducting substrate 1 includes a step wherein aluminum nitride and phosphate are reacted with each other on the surface of the aluminum nitride sintered body 2 under the condition of pH3 or above to form the coating layer 3 substantially made of aluminum phosphate. This makes it possible to manufacture, using a simple process, a heat conducting substrate excellent in moisture and chemical resistance, having a smooth coating layer 3 excellent in adhesion to aluminum sintered body 2, and substantially made of aluminum phosphate.
Patent JP-H08179539-A (JP)
Title: Electrophotographic photoreceptor and process cartridge having same and electrophotographic apparatus
Inventor: KASHIZAKI YOSHIROU
IPC: G03G21/18
Filed: 1994-12-26
Abstract: PURPOSE: To enable exhibition of a stable and superior potential and durability characteristics in all the environmental conditions by forming a layer with a solution containing a polyamido acid, an alkylamine compound, and an alcoholic solvent. CONSTITUTION: The electrophotographic photoreceptor is provided on the conductive substrate with the photoreceptive layer and the layer formed by using a solution containing the polyamido acid, the alkylamine compound, and the alcoholic solvent. This polyamido acid means a polyamide having carboxylic groups, and the alkylamine compound is embodied, preferably, by tertiary amines, such as trimethylamine, triethylamine, and tributylamine, especially, tertiary butylamine, from the viewpoint of stability. The alcoholic solvent is embodied, preferably, by methanol, ethanol, n-butanol, and the like, and most favorably, methanol from the viewpoint of solubility and boiling point, and the alcoholic solvent can be used together with other kind of solvent in order to improve solubility and compatibility.
Patent JP-H10178573-A (JP)
Title: Video camera
Inventor: IDERA SHUICHI
IPC: H04N5/225
Filed: 1996-12-17
Abstract: PROBLEM TO BE SOLVED: To provide a means that solves a problem of being hard to grip a camera and of being easily tired when a photographer holds the camera at a pickup time without sacrificing the portability and containing property of the newest video camera with a small size and a light weight. SOLUTION: In the case of using an video camera 1, when a lens part 4 and an electronic view finder(EVF) part 3 are turned and supported from a turning center point provided to a video tape recorder(VTR) main body 2, a gap is formed so as to grip and support the camera by inserting either of a left or a right hand between the lens part 4 or the finder part 3 and the VTR main body 2.
Patent JP-H11177877-A (JP)
Title: Image reader
Inventor: MATSUDA SHINYA
IPC: H04N5/232
Filed: 1997-12-08
Abstract: PROBLEM TO BE SOLVED: To provide an image reader with optimized photographing order of partial areas in the image reader for dividing an entire object area into plural partial areas and successively enlarging and photographing them. SOLUTION: An entire object area S is divided into plural partial areas 1-9, wherein distances to an object are measured for the respective partial areas 1-9, and partial areas whose distance to the object is less than a specified value are judged as main object areas 5, 8; 6, 9 where a main object M is present. Then, for the main object areas 5, 8; 6, 9, adjacent partial areas are successively photographed first. Then, background areas other than the main object areas 5, 8; 6, 9 are photographed. The main object M immediately after starting a photographing operation is photographed and entire images for which the non-continuity of the position and movement of the main object M among the partial areas 5, 8; 6, 9 is minimized are synthesized.
Patent JP-H09208830-A (JP)
Title: Curable composition and plastic film
Inventor: TERANISHI SHIGEKAZU
IPC: C08L83/10
Filed: 1996-12-02
Abstract: PROBLEM TO BE SOLVED: To improve weather resistance and heat of a curable compsn. which imparts water repellency, lubricity, and releasability to the front and back sides of a substrate. SOLUTION: This compsn. comprises a polydimethylsiloxane block copolymer having polydimethylsiloxane blocks and vinyl polymer blocks having hydrolyzable silyl groups and may further contain a hydrolyzable silane comd. as a cross- linker and, if necessary, a cure catalyst. A plastic film which is useful as a substrate of a magnetic tape or of a thermal transfer ink ribbon and of which the front and/or back side has been coated with the compsn. is also provided.
Patent JP-H03195208-A (JP)
Title: Analog filter circuit
Inventor: NAKAGAWARA TOMOMASA
IPC: H03H11/04
Filed: 1989-12-25
Abstract: PURPOSE:To decrease the deviation between a pole and a zero point and to improve the frequency characteristic by constituting the filter with an integration circuit integrating an input signal, three integration circuits integrating each output signal respectively and two adder/subtractor circuits adding and subtracting the signal from the integration circuit and the input signal. CONSTITUTION:A 1st integration circuit 13 integrating a multiple of H with an input signal X and a 1st adder subtractor circuit 1 inverting the output of the circuit 13 and signals from paths l12, l13 and adding the result are provided to a main path. Moreover, a 4th integration circuit 11 integrating the output of the circuit 1 and a 2nd adder subtractor circuit 2 inverting and adding an output of the circuit 11 and signals from paths l11, l14 are connected to the filter circuit. Thus, the impedance conversion circuit is not required and no phase lag takes place. Furthermore, since the operation of the integration output is implemented by the connection, the frequency characteristic deviation is avoided. Since the amplifier of each integration circuit adopts one input and one output form, the frequency characteristic is improved.
Patent JP-2000164263-A (JP)
Title: Terminal
Inventor: AOYAMA MASAHIKO
IPC: H01R4/18
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To provide a terminal capable of ensuring conductive connection. SOLUTION: A reverse portion 55 is placed on a pressure bonded bottom 48 while being bitten into a bottom protruded portion 61 provided in the pressure bonded bottom 48 of an external terminal 40. The pressure bonded piece 46 is adhered along the outer periphery of the reverse portion 55 and an upper protruded portion 62 is bitten into a sheath 54 of the reverse portion 55, and then a pressure bonded piece 47 is adhered along the outer periphery of the reverse portion 55 for pressure bonding with the end of the pressure bonded piece 47 being superposed on the end of the pressure bonded piece 46. An outside pressure bonded portion 45 draws the sheath 54 and is put in close contact and pressure bonded with the reverse portion 55 and both protruded portions 61, 62 hold the reverse portion 55 bitten in the sheath 54.  Sufficient conduction and fixing between the reverse portion 55 and the outside pressure bonded portion 45 are obtained and so stable conductive connection is ensured.