baber/WOPTO huggingface dataset:
Patent JP-2000109558-A (JP)
Title: Interlaminar insulating membrane for multilayer interconnection
Inventor: WATANABE TAKESHI
IPC: C08G73/22
Filed: 1998-10-01
Abstract: PROBLEM TO BE SOLVED: To obtain the subject insulating membrane that has excellent heat resistance, moisture absorption and electric properties and is useful as an insulating membrane for semiconductor multilayer interconnections by using a specific fluorine-containing polybenzoxazole resin. SOLUTION: This insulating membrane includes a fluorine-containing polybenzoxazole resin of the formula ((m) is 10-500). The resin of the formula is prepared by polycondensation reaction between a dicarboxylic acid component, such as 4,4'-hexafluoroisopropylidene-diphenyl-1,1,-carboxylic acid, and a diamine component, such as 2,2-bis(3-amino-4-hydroxyphenyl)-hexafluoropropaene, preferably in the presence of an acid anhydride mixture of phosphorus pentoxide and methanesulfonic acid, preferably at 100-200 deg.C for 1-24 hours. This insulating membrane is obtained by dissolving the resin of the formula in a solvent, preferably preparing a varnish of 5-25 wt.% concentration, and coating the varnish with a rotary coater equipped a spinner and drying the coated layer.
Patent JP-H06109088-A (JP)
Title: Magnet type differential type ball planetary speed reducing device
Inventor: MATSUI KAZUMI
IPC: F16H13/12
Filed: 1992-09-25
Abstract: PURPOSE:To provide a ball planetary speed reducing device in a magnet type differential type which can easily maintain and control the frictional force of a steel ball and simplify structure and reduce dimension. CONSTITUTION:A driving disc 2 made of iron is fixedly installed on a driving shaft 1, and on both the sides of the driving disc 2, the first and second annular magnets 3 and 4 are fixed, setting the same poles opposed in the axis line direction. On both the sides of the driving disc 2, the first and second steel ball rows 6 and 8 are arranged in an annular form, and held by a retainer 7 so as to revolve simultaneously around each axis. The driving shaft 1 is supported on a fixed member 9, and a driven shaft 13 is supported in a relatively turnable manner on the common axis center to the driving shaft 1. On the driven shaft 13, a driven disc 14 which is made of iron and contacts the second steel ball 8 row in free rolling, opposed to the driving disc 2, is fixed. On the steel ball rolling surfaces of the fixed member 9 and the driven disc 14, the annular recessed places 12 and 20 in which the first and second steel ball rows 6 and 8 drop and roll on the edge parts are formed.
Patent JP-H03224183-A (JP)
Title: Magnetic tape cassette
Inventor: TANAKA MASATO
IPC: G11B23/087
Filed: 1990-10-19
Abstract: PURPOSE:To surely perform recording and/or reproducing by individually shakably providing a pair of tape guide members, which guide a recording medium like a tape so that it is helically wound around a head drum, on the inside of an aperture part to which the head drum is inserted. CONSTITUTION:An aperture 5 to which the head drum provided with a rotary head is inserted is provided, and a pair of tape guide members 24 and 25 which guide a recording medium T like a tape to helically wind it around the head drum are arranged individually shakably on the inside of the aperture part 5. Consequently, the pair of tape guide members 24 and 25 are moved in accordance with the head drum even in the case of the difference of a swing angle, an azimuth angle, or the like of the drum when the head drum is inserted to the aperture part 5, and the recording medium T like a tape is accurately slid on the peripheral surface of the head drum. Thus, recording and/or reproducing is surely performed.
Patent JP-H04159406-A (JP)
Title: Variable manifold of sheet metal and manufacture thereof
Inventor: HONDA ATSUSHI
IPC: F02B27/06
Filed: 1990-10-18
Abstract: PURPOSE:To facilitate manufacturing by constituting two exhaust pipes of a tapered cylindrical sheet metal outer manifold and an approximately plane shape sheet metal inner manifold to partition its inside into two parts, and fitting a plate shape variable device in slits formed in respective manifolds. CONSTITUTION:Four exhaust pipes 1 connected to an exhaust port of an engine are connected to two exhaust pipes 3 through four connecting pipes 2, and two exhaust pipes 3 are connected to a single exhaust pipe 5 through a single connecting pipe 4. Here, the two exhaust pipes 3 are constituted of an approximately cylindrical shape sheet metal outer manifold 7 where the end part in the upstream side in the exhaust gas flowing direction is expanded, an approximately plane shape sheet metal inner manifold 8 to partition its inside into two parts and a variable device 9 to vary the area and position in an exhaust gas inflow part where exhaust gas flows from the four exhaust pipes 1 into the two exhaust pipes 3. In the tapered part of the outer manifold 7, slits ranging from one edge to a prescribed length position are formed in the shaft center direction, and the variable device 9 is inserted into these slits.
Patent JP-S62142151-A (JP)
Title: Aromatic compound having sulfonyl group
Inventor: TAGUCHI YOSHIO
IPC: C07D209/48
Filed: 1985-12-16
Abstract: NEW MATERIAL:A compound expressed by formula I [Ar is formula II or III (Y is bond, O, S, CH2, etc.), etc,; X<1> and X<2> are methyl or carboxyl; X<1> and X<2> together form a group expressed by formula IV, V etc.]. EXAMPLE:4,4'-Bis(3,4-dimethylbenzenesulfonyl)diphenyl ether. USE:A raw material for polyimides having improved balance between heat resistance and moldability. PREPARATION:A compound expressed by the formula X-SO2-Ar-So2-X (X is halogen), e.g. p,p'-dichlorosulfonyldiphenyl ether, is reacted with o-xylene in the presence of a catalyst, e.g. aluminum trichloride, in a solvent, e.g. methyl chloride, etc., at -70-+250 deg.C for 0.5-50hr to afford the aimed compound expressed by formula I.
Patent JP-S63132725-A (JP)
Title: Bending die for lead of semiconductor device
Inventor: IWAOKA HIROBUMI
IPC: B21D5/01
Filed: 1986-11-25
Abstract: PURPOSE:To manufacture the semiconductor device having the lead of no solder peeling due to rubbing nor damages with good efficiency by forming a bending roller with the straight part rotating independently respectively for the lead whose bending position is different and an annular part. CONSTITUTION:The bending roller 1 of the inner part of a die is formed by the straight part 1b pressing to the lead 6b that the lead bending position of a semiconductor device 5 is located at the external side and the annular part 1a separated individually pressing to the lead 6a having the bending position of the inner side. This straight part 1b and annular part 1a are pressed to the lead 6 and rotated independently respectively. With this mechanism there exists no rubbing between the roll 1(11) and lead 6 and the peeling of solders is eliminated on the lead 6 at both of the inner and outer sides.
Patent JP-H07133678-A (JP)
Title: Vertically circulating type parking facility
Inventor: SUZUKI NOBUYUKI
IPC: E04H6/18
Filed: 1993-11-10
Abstract: PURPOSE:To store vehicles by a number which is larger than that stored in a conventional parking facility, in the case of the installation of a parking facility having a limited height in a limited surface area. CONSTITUTION:Four columns 3A to 3D are planted at each of front and rear edge parts of a rectangular plane where two vehicles 2 can be juxtaposed, and are connected together by horizontal beams 4A, 4B at the upper and lower parts thereof. A screw rod 6 having an intermediate part where thread pitches becomes minimum, is provided in each of the columns 3A to 3D, and a pallet bearing roller 9 threadedly engaged with the screw rod 6 is provided at each of four corners of each of vehicle carrying pallets 8, and cross-feed rollers 11 threadedly engaged with screw rods 7 in the horizontal beams 4A, 4B are provided above and below the front and rear edge parts of the pallet 8. Further, the slide guides 12, 15 for bearing the pallet bearing rollers 9 during cross-feed of the vehicle carrying pallet 8 are juxtaposed in the horizontal beams 4A, 4B. Each of the vehicle carrying pallets 8 is shifted by driving the screw rods 6, 7.
Patent JP-H02131388-A (JP)
Title: Controller for wound-rotor induction motor
Inventor: HASEGAWA HIROKI
IPC: H02P23/16
Filed: 1988-11-09
Abstract: PURPOSE:To suppress power distortion by providing a bridge circuit connected in parallel on the AC side of an inverter, higher harmonic current reference signal circuits of each phase of the inverter and a motor, a circuit to switchingly control the two reference signal circuits and a gate current control means for bridge circuit elements. CONSTITUTION:On the AC side of a thyristor inverter 5 a block circuit 27 is provided through a transformer 20. Higher harmonic current reference signal circuits 23 and 23A to input the signals of current detectors 22 and 21 and to shut down the reference wave components with a filter circuit is provided. The circuits 23 and 23A are switchingly controlled by a speed detector 29. By providing a current control circuit 35 for a gate circuit 26 of self-arc- extinguishing elements in the circuit 27, power distortion can be suppressed accordingly.
Patent JP-H05116356-A (JP)
Title: Melting type color thermal transfer recording method
Inventor: SATO MASAMICHI
IPC: B41J2/325
Filed: 1991-10-28
Abstract: PURPOSE:To enhance resolving power and a gradation number by preventing color shift, a color moire and a pattern moire from occurring. CONSTITUTION:Cell density in a sub-scanning direction S is changed according to a color. In cells becoming an odd number in a main scanning direction M, ink dots are recorded in the state approaching the start ends of the cells. In cells becoming an even number, ink dots are recorded in the state approaching the terminals of the cells. Magenta is lowest in gradation number but, by expressing one pixel using two cells arranged in the sub-scanning direction, the gradation number can be enhanced. The cell density in the sub-scanning direction is changed between cyan and magenta and the recording positions of ink dots are changed at every one with respect to a color low in cell density and the recording positions of ink dots are changed at every predetermined number in the main scanning direction with respect to a color high in cell density.
Patent JP-2000107492-A (JP)
Title: Laundry hanger
Inventor: AKASAKA YASUHIKO
IPC: A47G25/14
Filed: 1998-10-02
Abstract: PROBLEM TO BE SOLVED: To obtain a lightweight, strong and large hanger which provides a wide area for hanging. SOLUTION: An inner frame 4 is mounted on a ring-shaped outer frame 1 formed of a frame material having a sectional U shape through connecting frames 2 and 3. Pinch fitting parts are provided with specified gaps therebetween on edge parts of the ring-shaped outer frame 1 and the inner frame 4. At least one pair of the connecting frames 2 and 3 are linearly and continuously arranged in a left to right direction, auxiliary poles 11 and 11a are mounted so as to slide freely inside the connecting frames 2 and 3. A half hanger body 6 is formed by arranging fitting pieces on both ends of a connecting side of the ring-shaped outer frame 1 in a position wherein right and left thereof are asymmetrical and each of them is mutually butted and fitted by rotating 180 degrees.  Two fitting pieces of the half hanger body 6 are butted and fitted, the fitting pieces on both ends of a hanging frame are put on together, and a fitting shaft is inserted and fixed.
Patent JP-H11115521-A (JP)
Title: Joint yoke for drive shaft
Inventor: YANADA RYOJI
IPC: B60K17/28
Filed: 1997-10-15
Abstract: PROBLEM TO BE SOLVED: To avoid transmitting of vibration from either one vibration source of a drive or driven side to the other through a drive shaft. SOLUTION: In a joint yoke 20, for instance to a PTO shaft of a tractor, a neck part 5 is spline-connected, in a disk member 8 connected by welding to the neck part 5, a plurality of inward facing fins 11 separated mutually with an equal space in a peripheral direction are provided so as to extend in a radial direction from an external periphery toward an internal periphery, a recessed part is formed between the adjacent two inward facing fins 11, in a disk member 9 connected by welding to a joint head part 4, a plurality of outward facing fins 14 separated mutually with an equal space in a peripheral direction are provided so as to extend in a radial direction from an internal periphery toward an external periphery fitting the recessed part of the disk member 8 with a clearance, a space filling vibration absorber 19 filling the clearance with a space is interposed,  and the disk members 8, 9 are connected by connecting means 6, 7.
Patent JP-H11121019-A (JP)
Title: Electrochemical cell and electrochemical device
Inventor: WATANABE KEIICHIRO
IPC: H01M8/02
Filed: 1997-10-15
Abstract: PROBLEM TO BE SOLVED: To prevent increase of a diffusion resistance in an electrode, maintain the mechanical strength of an electrochemical cell, thin a solid electrolyte film, and increase its area in the electrochemical cell. SOLUTION: An electrochemical cell 26 is provided with a porous base body 9, and the porous base body 9 is provided with a honeycomb structure body 21, and hole sealing portions 2, 4 respectively blocking the respective through holes 1, 3 of the honeycomb structure body 21. At least solid electrolyte film 24 covers one side end face 9a side surfaces of the honeycomb structure body 21 of the hole sealing portions 2, 4 and one side end face 9a side inner wall faces of the through holes 1. Another electrode 25 is formed on the solid electrolyte film 24.
Patent JP-H07108806-A (JP)
Title: Pneumatic tire
Inventor: HORIBA NAOKI
IPC: B60C15/06
Filed: 1993-10-14
Abstract: PURPOSE:To reduce a tire weight and increase a bead durability by forming a bead apex with a base part and a separation prevention layer made of rubbers with specified heights, JIS hardnesses A, and complex moduli of elasticity E*, respectively. CONSTITUTION:A bead apex 8 positioned between a main body 9A and curl part 9B of an inner carcuss play 9 is formed with a base part 12 of hard rubber and a separation prevention layer 13 of soft rubber. The base part 12 is so formed that a height HA from a bead base line L is 0.25 to 0.50 times the tire section height H, JIS hardness is 70 to 90 deg., and complex modulus of elasticity E* is 250 to 320kgf/cm<2>. Also the separation prevention layer 13 is so formed that, a height HB from the bead base line L is larger than the flange height HF of a rim R, thickness T is 0.5 to 1.5mm, JIS hardness A is 50 to 60 deg., and complex modulus of elasticity E* is 35 to 50kgf/cm<2>. Thus a tire weight can be reduced, and occurrence of loose between the carcuss and bead apex can be prevented to increase the durability of bead.
Patent JP-H02129026-A (JP)
Title: Oxide superconductor composition and production thereof
Inventor: MASAKO TAKASHI
IPC: C01G15/00
Filed: 1988-11-07
Abstract: PURPOSE:To obtain the title composition capable of continuously controlling its superconductivity transition temperature and giving sharp superconductivity transition by mutually mixing each powder of Tl2O3, BaO, CaO, Y2O3 and CuO at specified ratio followed by press forming and then by heat treatment of the resulting form at specified temperature. CONSTITUTION:Each powder of Tl2O3, BaO, CaO, Y2O3 and CuO is weighed so as to result in a composition ratio of the formula (0.1<=x<=0.4) followed by mixing. The resultant mixture is then put to press forming followed by heat treatment of the resulting form at 870-910 deg.C, thus obtaining the objective oxide superconductor composition of the formula. This composition can continuously control its superconductivity transition temperature through controlling the x value and also gives sharp superconductivity transition; therefore, being suitably used in the form of e.g., a thermosensor. Wrapping the press form with a gold leaf in sintering will further improve the superconducting characteristics of said composition.
Patent JP-H02127882-A (JP)
Title: Video projector
Inventor: INAGAKI ISAMU
IPC: H04N5/74
Filed: 1988-11-08
Abstract: PURPOSE:To attain excellent projection for one and two patterns by converting a video signal for two patterns, supplying it into a video reproducing device and controlling a scanning means of the video reproducing device and a variable mask means of the screen in response to one and two patterns. CONSTITUTION:The projector is provided with a picture conversion circuit 14 compressing each pattern horizontally when a video signal by 2 patterns is inputted so as to make the pattern comprising video signals arranged horizontally, a scanning means 20 of a video reproduction device 17, a picture tube 19 projecting the video image onto a screen 24, and variable mask means 25-28 setting the contour of the screen. When the input is the video signal by one pattern, the video signal is supplied to the video reproducing device 17 and when the input is a video signal by 2 patterns, the video signal from the picture conversion circuit 14 is supplied to the video reproducing device 17 and the scanning width of the video reproducing device 17 and the mask position of the screen are controlled to horizontal and vertical directions with respect to the video signal by 2 patterns. Thus, an excellent video image is projected at all times.
Patent JP-H06126063-A (JP)
Title: Needlebar holder for multi-needle sewing machine
Inventor: MORITA TETSUO
IPC: D05B55/16
Filed: 1992-10-20
Abstract: PURPOSE:To provide a needlebar holder for multi-needle sewing machine which is compact and inexpensive by a method wherein a guide member to guide respective needlebar to a slide case is provided, a needlebar holder mounted on the respective needlebar is positioned between the guide members, and further, a coil spring covered on the respective needlebar to energize upward is arranged between the needlebar holder and an upper surface of a lower guide part. CONSTITUTION:A plurality of needlebars 9 are mounted at a prescribed interval movably in the vertical direction on a slide case 7 which is mounted slidably in the right and left direction with respect to a front surface of a sewing machine head 1a, and selected one of the needlebars 9 is driven to move up and down by the right and left movement of the slide case 7. A pair of upper and lower guide parts 7a and 7b are provided on the slide case 7 to guide a middle part in the vertical direction of the respective needlebar 9 slidably in the upward and downward. Further, a needlebar holder 19 mounted on the respective needlebar 9 is positioned between the pair of upper and lower guide parts 7a and 7b, and a coil spring 20 covered on the respective needlebar to energize upward is arranged between a needlebar holder and an upper surface of a lower guide part 7a.
Patent JP-H01124628-A (JP)
Title: Production of condensed polycyclic and polynuclear aromatic fiber
Inventor: OTANI SUGIRO
IPC: D01F9/14
Filed: 1987-11-10
Abstract: PURPOSE:To readily obtain the above novel fiber having excellent heat resistance, by using substitution products of a condensed polycyclic aromatic compound which is an aromatic raw material and xylylene glycol which is a linking agent, heating both with an acid catalyst, melt spinning the resultant fiber, treating the fiber with an acid, heat-treating and curing the fiber. CONSTITUTION:A bi- or polycyclic condensed aromatic compound or an alkyl substitution product thereof (e.g., methylnaphthalene) is used as an aromatic raw material and xylylene glycol or an alkyl substitution product thereof is used as a linking agent to prepare a mixture in which either or both of the aromatic raw material and linking agent are alkyl substitution products. The resultant mixture is then heated in the presence of an acid catalyst at 90-250 deg.C to provide a thermosetting composition, which is subsequently melt spun to form a fiber. The formed fiber is then brought into contact with an acid, cured, washed with water and dried or further heated at 200-350 deg.C and cured to afford the aimed fiber.
Patent JP-H11117176-A (JP)
Title: Antimicrobial, deodorizing, fragrant fabric and basic fiber
Inventor: SEO FUWANYUU
IPC: D01F1/00
Filed: 1997-10-15
Abstract: PROBLEM TO BE SOLVED: To dissolve disadvantages of conventional products that we have to use each antimicrobial, fragrant materials because there are no one capable of using in two use for antimicrobial and fragrant use at once, and unable to use for long time because of the high volatility. SOLUTION: A coating layer 2 is formed on the fabric 1 or the basic fibers by spray or immersion of antimicrobial, deodorizing and fragrant agents, a thin coating 4 having numerous air holes 3 is formed on the coating layer 2.
Patent JP-H09128926-A (JP)
Title: Disk player device and disk cartridge
Inventor: FUKAYA YASUHIRO
IPC: G11B17/03
Filed: 1995-10-30
Abstract: PROBLEM TO BE SOLVED: To make possible easily and safely loading and exchanging an optical disk without enlarging a device by making a cartridge holder rotatably housing two sheets of disks in the piled state attachable/detachable on a disk device part having an optical pickup device and a rotational operation mechanism. SOLUTION: Optical disks 17a, 17b are housed rotatably in a thin casing like cartridge 14 in the state separating by a separation part 23 and piling in a laminated state. At this time, the signal read surface of the disk is faced to the outside, and parts 26 to be pressed of disk stoppers 24, 25 are pressed, and the disk is fixed to the cartridge 14. The cartridge is loaded on a cartridge holder 3 of an outer casing 1 incorporating the rotational operation mechanism and the pickup device 8, and is turned downward, and the disk is loaded on a disk loading part 6, and information is read. Thus, the optical disk is loaded and exchanged easily.
Patent JP-H02132090-A (JP)
Title: 3-way frame device for floor station for elevator
Inventor: OSAWA TAKESHI
IPC: B66B13/30
Filed: 1988-11-08
Abstract: PURPOSE:To prevent the change of setting during delivery of a 3-way frame device from a shop even after installation and to enable maintenance of an installation state by a method wherein a 3-way frame is formed with a base member, e.g., a base member made of concrete, having affinity with mortar which is arranged to the inner side of both lower ends of two side frames. CONSTITUTION:The 3-way frame device of an elevator floor station is formed such that a base member 14 made of concrete is arranged in adjacent to a sill 5 being a recessed part 3a formed in an elevator station floor 1, mortar 13 is placed therein and the base member is installed flush with the floor 1. By using the above-mentioned 3-way frame device for an elevator floor station, the base member 14 made of concrete serving as a base member having affinity with mortar is well bonded with the mortar 13, and thereafter the mortar 13 is prevented from peeling. This constitution enables maintenance of size precision previously set to a 3-way frame 4 by means of the base member 14 at a shop even after installation, permits prevention of breakage of the corner weld part of the 3-way frame 4, and enables the three-way device to be installed in a further reduced working time.
Patent JP-H06116045-A (JP)
Title: Silicon nitride sintered compact and its production
Inventor: MIYAKE KAZUMI
IPC: C04B35/58
Filed: 1992-09-28
Abstract: PURPOSE:To surely nitride compact consisting essentially of silicon powder to the inside thereof in a short time and to produce a silicon nitride sintered compact excellent in strength. CONSTITUTION:A compact is formed from 82.0-98.4wt.% (expressed in terms of Si3N4) silicon powder, 1.5-10.0wt.% Y2O3 powder, <=5.0wt.% Al2O3 powder and 0.1-3.0wt.% (expressed in terms of element) powder of a metal having valence different from that of Si, 0.3-1.0Angstrom ionic radius and 579-1,450 deg. m.p. as silicide or powder of oxide of the metal. The compact is nitrided by heating in a nitrogen-contg. atmosphere and fired at >=1,900 deg.C.