baber/WOPTO huggingface dataset:
Patent JP-H0681915-A (JP)
Title: Tensioner
Inventor: ANDORUZE DETSUKU
IPC: F16H7/12
Filed: 1991-12-19
Abstract: PURPOSE: To provide a plurality of tensioners of the same design capable of securing a repeatable damping mechanism by a compression spring of a braking system. CONSTITUTION: A tensioner 20 comprises a pulley 18 installed rotatably on a pivot arm 70 positioned eccentrically relative to a compression spring 34. The tensioner 20 is provided with a damping system having a damping spring moved by a pin attached to the pivot arm 70. The damping spring is formed into a shape of the compression spring, and presses the layer of a frictional material against the flat surface of the tensioner 20.
Patent JP-2001170743-A (JP)
Title: Method for continuously casting steel
Inventor: ITO YOICHI
IPC: B22D11/108
Filed: 1999-12-14
Abstract: PROBLEM TO BE SOLVED: To prevent the generation of breakout even under condition of raising such problem as the breakout and also, to improve the surface cracking and the surface layer cleanliness of a cast slab. SOLUTION: A negative stripping time in a mold oscillation is regulated to <=0.25 sec to reduce the depth of oscillation mark causing to the surface cracking of the cast slab and the inclusion/blow hole under the surface shell to <=0.5 mm. Further, in the case of the increasing of the casting speed a the starting of the casting, when the increasing ratio of the casting speed is >=1.0 m/min2 and the casting speed is >=3.0 m/min under condition of mostly raising such problem as the breakout, liquid lubricator, such as rapeseed oil, in addition to mold powder is supplied to supplement the shortage of the lubricator.
Patent JP-2001177119-A (JP)
Title: Manufacturing method and device of solar cell module
Inventor: YAMADA SATOSHI
IPC: H01L31/04
Filed: 1999-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a solar cell module manufacturing method and a device, where a photovoltaic device can be sealed with sealing resin in a shorter time, at the same time filling failure of sealing resin is prevented from occurring. SOLUTION: A laminator of double vacuum chamber system is equipped with an upper and a lower chamber which are partitioned with a diaphragm, and when a photovoltaic device is sealed with sealing material by the laminator in a sealing process, the photovoltaic device and sealing material are arranged in the lower chamber as laminated, the upper and lower chamber are exhausted, and the inner pressure of the upper chamber is set at 1.2 to 6 atm.
Patent JP-2000181000-A (JP)
Title: Photographic recording element
Inventor: MASKASKY JOE EDWARD
IPC: G03C7/00
Filed: 1999-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a photographic recording element having remarkably enhanced photographic characteristics. SOLUTION: The photographic recording element contains a substrate and at least one dye image forming layer unit containing (a) radiation sensitive silver halide grains, (b) a sensitizer for the silver halide grains, (c) a deflocculant for the silver halide grains, (d) at least one dye image providing coupler and (e) at least one dye image intensifying coupler. The silver halide grains include flat, plate-like grains having  111} principal face, containing >50 mol% bromide based on the amount of silver and occupying >50% of the total projection area of all the grains. The sensitizer includes a sensitizer that is an electron doner and can be fragmented. The deflocculant is water-dispersible cationic starch. The dye image providing coupler is a coupler capable of forming a dye image by reaction with an oxidizable primary amine color developing agent. The dye image intensifying coupler is a coupler capable of releasing an electron transfer agent by reaction with the oxidizable primary amine color developing agent.
Patent JP-H0544380-A (JP)
Title: Balance adjusting device for construction shutter
Inventor: OTSUKA YOSHIHIRO
IPC: E06B9/60
Filed: 1991-12-26
Abstract: PURPOSE:To remarkably reduce the manipulating force for opening a shutter by enabling a variation in the urging force of a balance spring unit in the vicinity of a full closed position to approximate to a variation in torque which is exerted to a wind-up drum by a shutter curtain pay-out part, as soon as possible. CONSTITUTION:A balance spring unit 5 is coupled in series to first and second balance spring units 7, 8, and actuating pins 10 are projected between the first and second balance spring units 7, 8 while engaging pins 11, 14 for locking the actuating pins 10 in a predetermined range so as to lock the twist restoration of the first balance spring unit 7 are provided at the inner peripheral part of the wind-up drum 4 or on a stationary shaft 4. With this arrangement, a variation in urging force of the balance spring unit can be adjusted in two stages so as to be approximated to a variation in torque in the vicinity of a full close position.
Patent JP-2000183707-A (JP)
Title: Pulse train separating device
Inventor: HIROHAMA ISAO
IPC: G01S7/40
Filed: 1998-12-16
Abstract: PROBLEM TO BE SOLVED: To reduce the processing time for separation of a pulse train and to enhance precision of the separation. SOLUTION: The device is provided with a known value detection PRI memory 9 that stores a pulse repetition interval PRI obtained in the past processing and with a known value detection PRI filter 10 that separates a pulse train processed before on the basis of the information stored in the known value detection PRI memory 9. The pulse train processed in the past is separated from the measured data of the arrival time of the received pulse and the number of pulse trains and the PRI value of each pulse train of the remaining pulse trains are extracted and given to the PRI filter 6, by which only an object pulse train is separated.
Patent JP-H05179582-A (JP)
Title: Rubber reinforcing steel cord and its production
Inventor: SHIRAISHI KATSUMI
IPC: B60C9/00
Filed: 1991-12-27
Abstract: PURPOSE:To obtain steel cord having increased gap forming performance along yarn stocks and cord shape retention, improved penetration into rubber, reliability, uniformity of tire, excellent product accuracy and reliability as well as production efficiency. CONSTITUTION:In steel cord formed by twisting yarn stocks 1 to 3, the yarn stocks 1 and 2 are twisted in the same twisting pitch P in a mutually linear contact to form the similar spiral state, the yarn stock 3 is twisted (twisting pitch P and waving pitch H) with the yarn stock 1 by forming of different pitch and waving height (forming pitch Pa and waving height Ha) to form a compounded spiral state (a, b), an open part X and a closed part Y are mutually formed in the longer direction of the cord and the forming pitch Pa of the yarn stock 3 is in the range of the formula when the diameter of the yarn stock 3 is (d) and twisting pitch is P.
Patent JP-H06191203-A (JP)
Title: Swivel wheel for automated guided vehicle
Inventor: KAGA KAGEYUKI
IPC: B62B5/00
Filed: 1992-12-25
Abstract: PURPOSE:To lower the whole height of a swivel wheel for an automated guided vehicle in order enclose it in the lower part of a body, and allow the distance between center lines of twin tires and the distance between a wheel grounding point and a turning shaft to be designed freely and independently according to the requirements of the body side without being restricted by the size of a spring. CONSTITUTION:A horizontal axle 1 for supporting wheels 4, 4 rotatably is oscillatingly supported by a horizontal second shaft (horizontal supporting shaft 5b) orthogonal to the axle 1. A supporting body (caster arm 5) for supporting the second shaft is rotatable around a vertical third shaft (longitudinal shaft 5a), and a supporting body (wheel supporting body 9) for supporting the third shaft rotatably can be vertically oscillated around a horizontal fourth shaft (supporting pin 16) supported to a body and elastically supported by a elastic member (spring 12) supported onto the body side.
Patent JP-H06193832-A (JP)
Title: Burner device
Inventor: SHIMAZU MASAHIKO
IPC: F23D14/08
Filed: 1992-12-25
Abstract: PURPOSE:To provide a burner device in which generation of NOX and stabilization of a flame by preventing blow-off of the flame, a back fire, etc., can be conducted. CONSTITUTION:A plurality of concentrated gas burning tubes 5 so formed as to burn highly concentrated gas fuel 1 on a plurality of burner ports 4 of an upper end face upon reception of the fuel 1 from a lower end are disposed at a predetermined interval in a horizontal direction, and a plurality of vertical partition plates 7 are arranged in the respective intervals to form a plurality of parallel slitlike gas passages 10. The upper ends of the passages 10 are formed as burner ports 12 for burning low concentrated gas fuel 9 to be guided from below and further a plurality of gas fuel outlet holes 14 for mixing highly concentrated gas fuel mixture to secondary air 16 to be supplied from below the plates 7 are opened at lower sidewalls of the tubes 5.
Patent JP-H06204779-A (JP)
Title: Manufacture of surface acoustic wave device
Inventor: ABE SHUSUKE
IPC: H03H3/08
Filed: 1992-12-28
Abstract: PURPOSE:To prevent interdigital electrodes from being damaged due to the pyroelectric effect by short-circuiting the interdigital electrodes when an electrode pattern is formed. CONSTITUTION:A pattern 7 connecting a 1st stage and a 2nd stage is connected to a reflector 4a via an adjacent ground short-circuit pattern 8 for an electrode group with a signal short-circuit pattern 9a. A signal side of middle interdigital electrodes 3b, d is connected to the reflector via bonding pads 6a, d and the pattern 8 by the pattern 9b. Then adjacent electrode groups are connected respectively similarly. Thus, discharge due to the pyroelectric effect is prevented in the electrode pattern forming process and an excellent out-band attenuation is obtained by 2-stage of cascade connection. Thus, damages to interdigital electrodes due to the pyroelectric effect are prevented in the planer structure in which interdigital electrodes are connected in parallel with each other on a piezoelectric substrate.
Patent JP-2000184552-A (JP)
Title: Protective cover
Inventor: NAKAMURA TOSHINOBU
IPC: H02G3/04
Filed: 1998-12-17
Abstract: PROBLEM TO BE SOLVED: To provide a useful protective cover wherein branching or taking out of a covered wire is done easily even at arbitrary point, a fastener part is not damaged even when a cover body is arbitrarily cut to short according to the length of an electric wire to be covered, and a protective article of covered wire, etc., is held wrapped with ease for rigidity. SOLUTION: A fastener end 4 is fitted to the end of a fastener element. The fastener element is injection-molded with a thermo-plastic elastomer blended with the molding material of the element, and directly fitted to a cover body by just heating to a given temperature. A slope is so provided as to come down between pitches of the element on the surface of each element, guiding lock members 4a and 4a of the fastener end 4 in that direction. The fastener end 4, formed into U-shape at cross-section, comprises a lock member 4a engaged between pitches of the fastener element for free attaching/detaching, and a side lock 4b engaged to the side end of the fastener element.
Patent JP-H11189736-A (JP)
Title: Aqueous dispersion of carbon black
Inventor: SATO SHINICHI
IPC: C09D11/00
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To obtain the subject dispersion exhibiting excellent dispersibility and dispersion stability by including carbon black, an aqueous medium and a specific dispersant. SOLUTION: This dispersion comprises (A) carbon black, (B) an aqueous medium, and (C) a dispersant of the formula (R<1> and R<2> are each H or a 1-4C alkyl; R<3> is ethylene, phenylene residue or naphthalene residue; M is H, an alkali metal, ammonia or an amine; (n) is an integer of 1-3); wherein, for the component A, the amount of the whole surface functional group is pref. >=0.2 meq/g, more pref. 0.2-0.8 meq/g, the particle size being pref. 0.01-10 μm; the component C is pref. taurine sodium salt or α-anphthylaminesulfonic acid alkali metal salt (e.g. sodium 4-amino-1naphthalenesulfonate), its amount of the component C to be added being pref. 0.01-10 mmol per g of the component A.
Patent JP-H05181803-A (JP)
Title: Electronic publishing system
Inventor: KOZAI KIYAO
IPC: H04N5/85
Filed: 1991-12-30
Abstract: PURPOSE:To quickly reproduce the part desired to look at by recording digital information by using a memory medium being detachable, attachable and changeable to a random access, and reading out and outputting the digital information of the memory medium. CONSTITUTION:By using a memory medium being detachable, attachable and changeable substantially to a random access, digital information containing video information is recorded, and by a reproducing device, the digital information of the memory medium is read out and outputted. In this case, the digital information is sold integrally with the memory medium, and the reproducing device is integrated into a home VTR. Also, as for the memory medium, an optical disk contained in a card-like protective case is used. In such a way, a part desired to look at can be reproduced quickly, and also, an electronic publishing object whose picture quality is not deteriorated due to repeated reproduction can be obtained.
Patent JP-2000230715-A (JP)
Title: Fuel supplying device for liquid combustor
Inventor: NIKI KOSUKE
IPC: F23N1/00
Filed: 1998-12-17
Abstract: PROBLEM TO BE SOLVED: To easily relief air inside a connecting pipe which connects a fuel supplying source to a constant oil level device. SOLUTION: A fuel supplying device is constituted in such a way that an automatic on/off valve 10, such as the solenoid valve, etc., which is normally maintained in an opened state is connected to a connecting pipe 11 which connects a fuel supplying source 1 to a constant oil level device 2 and the valve 10 is opened by operating an operating switch and, in addition, a control switch which is different from the operating switch. When the fuel supplying device is normally used, fuel is supplied from the source 1 to a liquid combustor through the oil level device 2 by opening the valve 10 by operating the operating switch.  When the fuel combustor is installed or the fuel is exhausted, liquid fuel is fed from the fuel supplying source 1 and the air getting in the connecting pipe 11 is sent out from the pipe 11 into the constant oil level device 2 by opening the automatic on/off valve 10 regardless of the operating switch by operating the control switch.
Patent JP-2001173794-A (JP)
Title: Shaft seal device for pump
Inventor: INABA KATSUHIRO
IPC: F16J15/16
Filed: 1999-12-17
Abstract: PROBLEM TO BE SOLVED: To prevent sealing fluid in a sealing chamber from being replaced by fluid to be sent even when pressure fluctuation of the fluid to be sent is large, and to improve durability of a shaft seal device. SOLUTION: In this shaft seal device, the sealing chamber 3 is formed between a rotary shaft 1 of a volute pump and a stuffing box 2, and multiple elastic seals 4A, 4B, 4C, 4D and a mechanical seal 6 are provided on the F-side of fluid to be sent and an atmospheric air side of the sealing chamber 3, respectively, to pressurize and supply grease G into the sealing chamber 3. Among the multiple elastic seals 4A, 4B, 4C, 4D, the elastic seals 4A, 4B on the fluid F-side on the interior side are mounted to a direction to seal against the fluid F-side, and the elastic seals 4C, 4D on the mechanical seal 6 side are mounted to a direction to seal against the mechanical seal 6 side. A supplying hole 8 for the grease G is provided between the elastic seals 4B, 4C opposite in direction.
Patent JP-H10192172-A (JP)
Title: Pot lid
Inventor: TAKAHASHI SEIJIRO
IPC: A47J47/16
Filed: 1996-12-28
Abstract: PROBLEM TO BE SOLVED: To prevent a broth or a water droplet adhering to the internal surface of a pot lid from falling and contaminating a gas range or a table by forming an arbitrary number of resting notches of the required shape at the prescribed intervals on the outer periphery of the pot lid at suitable positions, and inserting the notches into the outer periphery of a pot. SOLUTION: An arbitrary number of resting notches 2 having the required shape is formed at the prescribed intervals on the outer periphery 3 of a pot lid 1 at suitable positions. The notches 2 are inserted in the outer periphery 5 of a pot 4, with the inner side of the pot lid 1 directed toward the center of the pot 4. When the pot lid 1 is used, the knob thereof is held by hands and the notches 2 of the pot lid 1 are inserted in the outer periphery 5 from an upper level, with the inner side of the pot lid 1 directed toward the center of the pot. As a result, the pot lid 1 comes to stand in such a state as slightly inclined by an amount corresponding to the play of the notches 2, and a broth or a water droplet adhering to the internal side of the pot lid 1 naturally falls down into the pot 4.
Patent JP-2000309747-A (JP)
Title: Coating composition having ability to form lubricative film excellent in press-moldability and scuffing- resistance, and of alkali-soluble type, and metal product having lubricatively treated surface using this composition
Inventor: MORI YOICHIRO
IPC: B05D7/24
Filed: 1999-12-20
Abstract: PROBLEM TO BE SOLVED: To provide a coating composition having the ability to form a lubricative film excellent in press-moldability and scuffing-resistance, and of an alkali- soluble type, and provide a metal product having a lubricatively treated surface using this composition. SOLUTION: A coating composition having the ability to form a lubricative film excellent in press-moldability and scuffing-resistance, and of an alkali- soluble type, comprises as main components (A) a polyurethane aqueous composition and (B) a lubricity imparting agent of 1-30 wt.% relative to the solid content of the aforedescribed polyurethane aqueous composition. In addition, a metal product having a lubricatively treated surface of an excellent press- moldability and scuffing-resistance is formed by so covering this coating composition for the dried film thickness as to be 0.5-5 μm. Preferably, the coating composition contains furthermore as a main component (C) silica particles of 1-30 wt.% relative to the solid content of the polyurethane aqueous composition.
Patent JP-2000179695-A (JP)
Title: Waterproof packing
Inventor: OZAWA HIROHISA
IPC: F16J15/10
Filed: 1998-12-18
Abstract: PROBLEM TO BE SOLVED: To provide a low-cost waterproof packing applicable to various cases of different sizes and cases produced in small quantity. SOLUTION: An endless waterproof packing 1 interposed between a case body 1 with an opening part and a cover for covering the opening part, and brought into close contact with the case body 1 and the cover is composed of a plurality of dividable packings 3A-3C. Each of a plurality of dividable packings 3A-3C has a groove part at an inclined end face obliquely inclined with respect to a direction of applying pressing force to the packing by coming in close contact with the case body 1 and the cover, and a protruding part at the other inclined end face. It is ideal that the protruding part of another adjacent packing is engaged with the groove part of the other packing to connect both packings to each other.
Patent JP-2000183511-A (JP)
Title: Reflow soldering method and its device
Inventor: HIRANO MASATO
IPC: B23K1/008
Filed: 1998-12-21
Abstract: PROBLEM TO BE SOLVED: To provide a reflow soldering method for stably operating reflow soldering, even when using lead free solder whose fusing temperature is high, or even to a circuit board on which parts whose heat capacity is much different or a part whose heat-resistance is deteriorated are placed. SOLUTION: In this reflow soldering method, cream solder is printed on a circuit board 1, and parts are placed on the circuit board 1, and the circuit board 1 is carried in a preliminary heating part 2 so as to be heated preliminarily, and carried in a reflow part 3 so as to be heated at a cream solder fusing point or higher, and reflow soldering can be attained and carried in a cooling part 5 to be cooled. In this case, the carrying speed in the preliminary heating part 2, and the carrying speed in the reflow part 3, and the carrying speed in the cooling part 5 can be made different, and are set to be an optimal speed. Thus, a difference between the temperature of a part whose temperature is easily increased and the temperature of a part whose temperature hardly increases can be reduced, and the temperature control of a part whose heat resistance is deteriorated can be ensured.
Patent JP-2001174766-A (JP)
Title: Waveguide type optical modulator
Inventor: SAITO TSUTOMU
IPC: G02F1/035
Filed: 1999-12-21
Abstract: PROBLEM TO BE SOLVED: To simultaneously achieve both of prevention of a crosstalk and higher density in a waveguide type optical modulator of multiple channels. SOLUTION: By forming grooves 6-1 and 6-2 in the parts where signal electrodes 4-1 and 402 exist on a main surface 1B of a substrate 1 having an electro-optical effect, thin parts 7-1 and 7-2 are formed in such parts. The thickness t1 and t2 of the thin parts 7-1 and 7-2 are set smaller than the cut-off wavelength of a parasitic mode derived from the modulation signals generated from the signal electrodes 4-1 and 4-2.
Patent JP-H11171662-A (JP)
Title: Production of heat insulating structural body and its heat insulating structural body
Inventor: KOBAYASHI ATSUSHI
IPC: E04B1/80
Filed: 1997-12-11
Abstract: PROBLEM TO BE SOLVED: To obtain a heat insulating structural body capable of improving heat insulating effects, humidity controlling effects and smell absorbing effects, by baking a body to be burned comprising a combustible body of an organic substance and mineral powder of an inorganic substance so as to carbonize the combustible body and packing a prepared noncombustible porous char coal as a heat insulating material into a frame. SOLUTION: The combustible body of an organic substance is a combustible substance of animal and vegetable substances such as a residue to be abandoned after production of a food, chaff, pruned branch, fallen tree, leftover, cellulose fiber, etc., in their original form or formed into fixed particle diameters. Powder and granule of clays are used as the mineral powder of an inorganic substance. These raw materials are mixed in a wet state, formed into a pellet shape of fixed particle diameters and baked. A frame 2 into which a noncombustible porous char coal 1 is packed is in a container shape having a feed opening and an exhaust vent. A set amount of the noncombustible porous char coal 1 having fixed particle diameters is packed from the feed opening to the frame 2 by a packing machine or a hand packing operation.  When a given amount of the noncombustible porous char coal 1 is packed, the feed opening and the exhaust vent are completely closed.
Patent JP-2000193052-A (JP)
Title: Tension applying device utilizing fluid pressure for endless power transmission belt
Inventor: GUICHARD DANIEL
IPC: F16H7/08
Filed: 1999-12-21
Abstract: PROBLEM TO BE SOLVED: To exclude gas, such as air, to reduce operation response of a device in terms of a time and a speed by forming an air cushion in hydraulic liquid. SOLUTION: A support body 101 supports a cylindrical housing 103. The housing 103 contains, in a reciprocating manner, a piston 104. The piston 104 is capable of pressing a pad 106, arranged in a position to make contact with the strand 108 of an endless chain, against the strand 108. A high pressure chamber 105 is specified by the housing 103 and the piston 104. A fluid pressure source 102 feeds fluid pressure liquid, being lubrication oil, to a device, and the interior of the high pressure chamber 105 is full of the fluid pressure liquid. The high pressure chamber 105 is communicated with an external part through an orifice 190 to release gas and a throttle region 191.