baber/WOPTO huggingface dataset:
Patent JP-S61136244-A (JP)
Title: Wiring process of semiconductor device
Inventor: IDA JIRO
IPC: H01L21/3205
Filed: 1984-12-07
Abstract: PURPOSE:To perform the lack-filling process of a via hole and flattening process of layer simultaneously by a method wherein, in order to form the second and after second wiring layers, the layer is firstly formed into the half of specified thickness and then only the wiring material at the upper part of interlayer film step difference is removed by etching process to deposit the wiring material repeatedly. CONSTITUTION:An interlayer film 11 is provided on the first wiring pattern 10. A via hole 12 is opened in the interlayer film 11 to form the second wiring layer 13 with around half of the final thickness required for wiring pattern by evaporation, sputtering etc. coating the surface with resist 14 for flattening process. After removing the resist 14 down to a dotted line (a) by dryetching process utilizing a plasma asher, RIE equipment etc., only the wiring material at the upper part of interlayer film step difference is removed by dry or wet etching process to remove any residual resist by plasma ashing process etc. Finally wiring material 15 may be deposited secondly for specified patterning 15' by photoetching process.
Patent JP-H03121215-A (JP)
Title: Diesel engine
Inventor: MASUDA TATSUYUKI
IPC: F02B19/16
Filed: 1989-10-03
Abstract: PURPOSE:To prevent heat in a combustion chamber from escaping to the outside to reduce incomplete combustion, by installing a small heat insulating plate with smaller thermal conductivity than that of a cylinder head at a position opposed to the top of a piston in the cylinder head forming the combustion chamber. CONSTITUTION:A heat insulating plate 27 is installed on a lower head part 23 of a cylinder head 9. Further, a hot plug 28 is arranged so as to pierce the heat insulating plate 27 from above the lower head part 23. The heat insulating plate 27 is positioned to be opposed to the top of a piston 7 arranged in a cylinder block 8, and formed by a member with smaller thermal conductivity than that of the lower head part 23. On the other hand, an injector 31 and a glow plug 32 are installed in the upper head part 22 of the cylinder head 9 so as to overlook a sub-combustion chamber 29. Fuel is injected from the injector 31 into the sub-combustion chamber 29 to burn by self-ignition. At this time, heat in a main combustion chamber 21 is prevented from escaping to the lower head part 23 by the action of the heat insulating plate 27.
Patent JP-H03121712-A (JP)
Title: Milling device
Inventor: MORI YASUHIRO
IPC: B23C3/02
Filed: 1989-10-05
Abstract: PURPOSE:To miniaturize a milling device by providing a turning part revolvable around a fixing part and a cutting part which is fine-adjustably fixed to the turning part and provided with a self rotation driving power supply for revolving a milling cutter set at its tip. CONSTITUTION:When a revolving motor 15 is actuated, the rotation of the revolving motor 15 is transmitted to a gear wheel 10 through a pinion 16, and the revolving motor 15, a gear box 14 and an outer casing 12 therefore revolve around a workpiece 2. Thus both self rotation on its own axis caused by the torque of a motor 26 for self rotation and revolving motion caused by the revolving motor 15 are transmitted to a milling cutter 5 fixed to the outer casing 12 through housings 20, 22 to make the milling cutter 5 machine the periphery of the workpiece 2 into a specified shape.
Patent JP-H0776007-A (JP)
Title: Mold for forming tile with rear leg
Inventor: FUKUMOTO KATSUHISA
IPC: B28B7/06
Filed: 1993-09-08
Abstract: PURPOSE:To preclude an occurrence of glaze unevenness and production of rear leg traces due to different pressures in the protrusions and recessions of a rubber mold for forming rear legs of a tile. CONSTITUTION:The mold has a rubber mold part 7 to form rear legs on a tile rear surface, wherein a rear surface part 10 having recessions 9 formed on the surface of the rubber mold part 7 is made into protrusions 12 projected to the rear surface side further than the rear surface 11 of the protrusions 9.
Patent JP-S63113404-A (JP)
Title: Dye type polarizing film
Inventor: KITAMURA SHUJI
IPC: G02B5/30
Filed: 1986-10-30
Abstract: PURPOSE:To improve durability at and under a high temp. and high humidity by using a polymer contg. a specific ethylenic unsatd. compd., dichromatic dye and olefinic resin. CONSTITUTION:This polarizing film is the dye polarizing film which is formed by using a high-polymer film as a carrier and using the dichroic dye as a dye and consists of the polymer contg. the ethylenic unsatd. compd. expressed by formula, the dichroic dye and the olefinic resin. In formula I, n is 1-5 integer, R1 is hydrogen or methyl group, R2 and R3 are hydrogen or lower alkyl group of 1-4 C, R4 is hydrogen or methyl group. The dye polarizing film obtd. in such a manner has the good durability at and under the high temp. and high humidity as the hydrophobic high polymer is used as the base material high polymer.
Patent JP-H03121029-A (JP)
Title: Fiber scope
Inventor: HORIE AKIRA
IPC: G02B23/24
Filed: 1989-10-05
Abstract: PURPOSE:To easily and surely carry out remote monitoring for local places, narrow places and the like, over a wide range, by using shape memory alloy for a curving means. CONSTITUTION:A coil-like curving member 6 is shape-memorized in each of ranges (a) through (d) so as to allow a fiber scope in different directions in the ranges (a) through (d). For example, in the first range (a) in the front end part 4 which is nearest to the front end of the fiber scope 1, the curving member 6 is curved toward the sheet surface of the figure within a plane containing the center axis A of the fiber scope 1. With the selection of a heating power fed to the curving member 6, the curving member 6 is curved by a predetermined degree in each of the ranges (a) through (d). Due to combination of the curvings, a bending force can be applied to the front end part 4 of the fiber scope 1 so as to change the monitoring direction.
Patent JP-H01101839-A (JP)
Title: Device of corona type for making bread
Inventor: TSUBAKIMOTO MITSUO
IPC: A21C11/00
Filed: 1987-10-13
Abstract: PURPOSE: To provide a bread tool for which the shape and baking color, etc., of an outer peripheral surface are uniform and a void inner part is also baked well by combining a specified cone and the top plate of a hole provided with a brace suited to the shape of the lower end peripheral edge part of the cone on an edge. CONSTITUTION: This cornet type bread making tool is composed of the cone 2 and the top plate 3 provided with the hole 5 with the brace 4 on the edge. The cone 2 is the cone like a hollow circular cone, a pyramid, an oblique circular cone, an oblique pyramid and the other similar ones and is not specially limited as long as it is the one in a shape capable of easily helically winding dough 1. Also, for the brace 4, the one provided on the entire edge of the hole 5 can be mentioned for instance, but in short, the brace 4 is sufficient as long as it is the one for correctly positioning the cone 2 to the place of the hole 5 and being easily detached as needed. Also, the cone 2 and the top plate 3 are required to be manufactured with the material of excellent heat resistance safe in terms of food sanitation.
Patent JP-H1197929-A (JP)
Title: Oscillator and up/down tuner system
Inventor: OZAKI KAORU
IPC: H04B1/26
Filed: 1997-09-24
Abstract: PROBLEM TO BE SOLVED: To obtain an oscillator in which the number of transistors and resistance can be reduced, satisfactory phase noise characteristics can be realized, and a circuit scale can be miniaturized by providing a resonance circuit, one transistor, feedback capacity, and first-third bias resistance. SOLUTION: A resonating part 20 is provided with one NPN transistor 21 for amplifying the output of a resonating part 10. An output node 22 of the resonating part 10 is connected with the base of the transistor 21, and a power source node 23 is connected with the collector. A DC voltage impressed to the power source node 23 is impressed to the base of the transistor 21 by bias resistance 25 and 26, and the emitter voltage of the transistor 21 is decided by a bias resistance 27 and emitter currents. An oscillation signal is returned from the base of the transistor 21 through a feedback capacity 24 to the collector. Oscillation is maintained by this feedback, and the oscillation signal is outputted from an output terminal 30 connected with the emitter as an oscillation output.
Patent JP-2000074096-A (JP)
Title: Driving coupling device
Inventor: MITAMURA TADASHI
IPC: B60K17/348
Filed: 1998-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a driving coupling device capable of transmitting motive power from a motor of an engine, etc., by torque in the case when an output shaft positively rotates and easily changing generated torque in accordance with specifications as torque does not transmit in the case when it reversely rotates. SOLUTION: It is constituted of an output shaft 2a directly connected to a cam ring 2 inserted into a ring recessed part 1a of a main body 1 free to rotate, supported by a bearing 3 and projected, an input shaft 5a directly connected to a rotor 5 inserted into a ring hole 2b of the cam ring 2 free to rotate, supported by a bearing 11 and projected from a plate 6 and a side plate 8 to be sealed, vanes to be fitted and inserted into a plural number of grooves roughly equally molded in the radial direction of the rotor 5 free to rise and set, ports (a), (b) provided on the side plate 8 communicated to an oil chest formed of the vanes, the rotor 5, a recessed part of the cam ring 2 and the plate 6, a relief valve 14 arranged on a conduit run 13a and a check valve 15 arranged to allow a flow only to the port (a) from a tank T.
Patent JP-2001085813-A (JP)
Title: Electronic apparatus and attaching structure thereof
Inventor: SUZUKI NORIO
IPC: H05K1/11
Filed: 1999-09-13
Abstract: PROBLEM TO BE SOLVED: To surely prevent defective soldering, and at the same time, the inserting holes of a mother substrate into which the extended substrate sections of electronic apparatus are inserted from having little adverse effect upon the led form of a wiring pattern. SOLUTION: A through-hole 19 is provided between a plurality of terminal sections 15 formed in each extended substrate section 14 of electronic apparatus 11, so that a jet solder flow poured on the extended substrate section 14 passes through the through-hole 19, a t the soldering of the terminal sections 15 to the lands 22 of a mother substrate 20. When a plurality of narrow extended substrate section is arranged in parallel with each other on the electronic apparatus 11 with notches 18 in-between, the leading region of a wiring pattern can be secured among insertion holes 14, because the region can be secured, when a plurality of insertion holes 21 into which the extended substrate sections 14 are respectively inserted is provided.
Patent JP-H04136905-A (JP)
Title: Ceramics blank material for optical connector
Inventor: SHOJI SETSUO
IPC: G02B6/36
Filed: 1990-09-28
Abstract: PURPOSE:To provide a supporting mechanism which has less errors by forming a flat part in the bottom of the circular conical recessed part provided at one end of a cylindrical blank material to be used for the integral type connector made of ceramics. CONSTITUTION:The circular conical recessed part 1 has the flat part 2 having the diameter larger than the diameter of a central hole 3 near the central hole. This flat part 2 is formed larger by 2 to 10 microns than the finish hole diameter so as to remain when the central hole 3 is worked and the diameter is increased. This blank material is freely turnably supported in the central holes 3 at both ends thereof while the front ends are pressed F by circular conical centers 5L, 5R at the time of the subsequent working and measuring. The two centers 5L, 5R eventually support the blank material under the same conditions by the flat part 2 provided in the bottom of the circular conical recessed part. The supporting is thus stabilized.
Patent JP-S63111157-A (JP)
Title: Sulfur and sulfur composite free cutting steel containing zr
Inventor: SASAKI TOSHIHIKO
IPC: C22C38/14
Filed: 1986-10-29
Abstract: PURPOSE:To provide the titled free cutting steel consisting of prescribed percentages of C, Mn, S, Zr and O and the balance Fe with inevitable impurities and showing satisfactory machinability even when any of carbide and high-speed steel tools is used. CONSTITUTION:A sulfur or sulfur composite free cutting steel contg. Zr is composed of, by weight, <=0.80% C, 0.3-2.0% Mn, 0.12-0.40% S, 0.03-0.60% Zr, 0.0005-0.02% O and the balance Fe with inevitable impurities. The machinability of the free cutting steel can be further improved by adding <=0.35% Pb. When a conventional steel B2 is machined with a high-speed steel tool, the service life of the tool is as short as about 25min. Free cutting steels Z1-Z4 of this invention ensure >=about 150min service life and especially Z4 ensures about 370min service life.
Patent JP-H02108137-A (JP)
Title: Address decoding circuit
Inventor: YAMAUCHI AKIRA
IPC: G06F12/06
Filed: 1988-10-17
Abstract: PURPOSE:To set an address map freely by providing the address decoding circuits with registers which are writable from a microprocessor and generating a select signal for a device with the data of the register and an address signal. CONSTITUTION:The address decoding circuits have the registers 5-7 which are writable from the microprocessor and the select signal is generated with the data written in the registers 5-7 and the address signal. Namely, the address decoding circuits 1 and 2 are provided with the registers 5-7 which are writable from the microprocessor and the select signal for the device is generated with the data of the registers 5-7 and the address signal. Therefore, the data of the registers 5-7 are altered to vary the generation range of the select signal. Consequently, the address map is freely set.
Patent JP-2000086622-A (JP)
Title: Low odor dmdtb peroxyhexane
Inventor: ISHIWATARI AKIO
IPC: C07C409/20
Filed: 1998-09-14
Abstract: PROBLEM TO BE SOLVED: To obtain an organic peroxide having improved odor, to provide a method for improving rubber or a thermoplastic using the peroxide and to obtain the improved material therefrom. SOLUTION: This organic peroxide having improved odor is obtained by reducing the total amount of specific cyclic compounds as impurities of 2,5- dimethyl-2,5-di(t-butylperoxy)hexane(DMDTB) industrially and widely used in the modification of polymers to <=2 wt.%. A modified material having slight odor is obtained without polluting a working environment and without lowering physical properties of the resultant modified material by performing the modification of rubber or a thermoplastic by using the organic peroxide.
Patent JP-H06111645-A (JP)
Title: Manufacture of nb3al superconductor
Inventor: MATSUKURA ISAKAZU
IPC: C22F1/00
Filed: 1992-09-29
Abstract: PURPOSE:To manufacture a Nb3Al superconductor, which has the excellent critical current characteristic and the excellent strain resistant characteristic. CONSTITUTION:At the time of manufacturing Nb3Al group superconductor expressed by a formula Nb3Al or Nb3(Al, M) (in the formula, M means one or more kinds to be selected among Sn, Ge, Si, Ti, Zr, Hf, V and Ta), intermetallic compound Nb2Al or Nb2 (Al, M) and Nb or Nb group alloy are made to react by heating them in the non-active gas atmosphere under the pressure at 500kgf/cm<2> or more. Heating is performed after the pressurization, or heating is performed again under the pressurization after the heating.
Patent JP-H08187802-A (JP)
Title: Manufacture of carbon honeycomb structure
Inventor: KOMINE TAKAYA
IPC: B32B5/02
Filed: 1995-10-06
Abstract: PURPOSE: To provide carbon honeycomb structure, by which the concentration of impregnating liquid can become high, the number of times of impregnation can be remarkably reduced, no repelling of the impregnating liquid occurs even after repeated impregnation, no burr develops at cutting and the lowering of the strength under highly humid condition is small. CONSTITUTION: A large number of corrugated sheets, which are produced by corrugating carbon fiber base fabric impregnated with epoxy resin prepolymer and then cured, and of plain sheets, which are produced by curing carbon fiber base fabric impregnated with epoxy resin prepolymer are alternately laminated to one another through threadlike adhesive so as to infiltrate phenolic resin prepolymer in the resultant laminate in order to cure the phenolic resin prepolymer after the evaporation of solvent. By repeating the above-mentioned impregnation-evaporation-curing process, the predetermined amount of phenolic resin is infiltrated. After that, the resultant laminate is cut to the predetermined thickness.
Patent JP-2000091573-A (JP)
Title: Simulation of mosfet and device
Inventor: KOMATSUBARA KOKI
IPC: G06F17/50
Filed: 1998-09-14
Abstract: PROBLEM TO BE SOLVED: To make it possible to reproduce the current characteristics dependent on the substrate voltage of a MOSFET. SOLUTION: In this method, a simulation that a potential, the density of electrons, the density of holes and a mobility in the interior of a MOSFET are numerically computed from simulation conditions including various parameters on the MOSFET, which becomes a candidate for the simulation, and the characteristic value of the MOSFET is computed using the potential, the density of electrons, the density of holes and the mobility is conducted.  In this case, the method comprises a process of computing (S105) the mobility (p) from μ(N, T, Ev, Vb)=μO(N, T, Ev)+μ1(Vb) using impurity concentration N in the MOSFET, a temperature T, an electric field Ev in the vertical direction and a substrate voltage Vb out of the simulation conditions and a process of computing (S106) the potential ψ, the density (n) of electrons and the density (p) of holes from a Poisson's equation, an electronic continuity formula, a hole continuity formula, an electronic transport equation and a hole transport equation using the mobility (μ).
Patent JP-S63116206-A (JP)
Title: Transfer system for i/o address in programmable sequence controller
Inventor: OKAYAMA YOSHIHIKO
IPC: G05B19/02
Filed: 1986-11-04
Abstract: PURPOSE:To store I/O addresses in a memory at the compressed state by providing an I/O module with I/O cards each of which indicates an I/O address expressed by 5 digits consisting of a digit, etc., of a functional section. CONSTITUTION:In the I/O address transfer system for a programmable sequence controller PC, an I/O card is prepared for each I/O module. In this example, an I/O card consists of 16-point input, 16-point output, 32-point input, 32-point output, 64-point input, and 64-point output, one rack consists of 8 cards and 4 racks at maximum indicate 512 points as the maximum number of points and each of a main rack 0 and extension racks 1-3 is constituted of 8 cards. The I/O address is expressed so that the practical position of the I/O card and the correspondence of I/O elements can be understood at a glance; e.g. No.18 in the 5th card of the extension address. The capacity of 512 points corresponding to the maximum number of points included in the PC may be sufficient to be prepared for a corresponding internal memory.
Patent JP-H01103542-A (JP)
Title: Driving device for four-wheel-drive vehicle
Inventor: TAKEMURA MOTOI
IPC: F16H48/30
Filed: 1987-10-17
Abstract: PURPOSE:To miniaturize a center differential by engaging sun gears with pinions to be solidly rotated with a final reduction gear, while connecting one side of the sun gears to front wheels and the other side to rear wheels, respectively, in the title device with the center differential consisting of a planetary gear mechanism. CONSTITUTION:In a center differential 1, there are provided with an input gear 7, plural pairs of pinions 23, 24 solidly rotating via a shaft 38 and a carrier 25 and a planetary gear consisting of sun gears 11, 12 to be engaged with these pinions. The sun gear 11 is connected to front-wheel-drive shafts 17, 18 via a sun gearshaft 19, and the sun gear 12 is transmitted to rear-wheel-drive shafts 28, 29 via a rear-wheel-drive system including the sun gearshaft 19, an output gear 20, a rear propeller shaft 27, a rear differential 30, etc. With this constitution, a casing of the center differential is omitted, and thus miniaturization can be done.
Patent JP-2001064679-A (JP)
Title: Detergent for cleaning semiconductor part and cleaning of semiconductor part
Inventor: BESSHO KEIICHI
IPC: H01L21/304
Filed: 1999-09-14
Abstract: PROBLEM TO BE SOLVED: To obtain a detergent having a slight load on environment and high cleaning effects on chemomechanical polishing(CMP) for polishing abrasive grains such as silica or alumina remaining on a semiconductor part such as a semiconductor substrate after the CMP or impurities such as Fe, Mn, Al, Ce, Cu, W or Ti based on metal impurities contained in the CMP or metal wirings, or the like. SOLUTION: This detergent for a semiconductor part consists essentially of a (co)polymer having sulfonic acid (salt) groups. The (co)polymer having the sulfonic acid (salt) groups is preferably a copolymer having a block structure or a (co)polymer comprising a monomer having the sulfonic acid (salt) group and, as necessary, at least one kind of monomer selected from the group of a monomer having carboxylic acid (salt) group, a monomer having hydroxyl group and a monomer having a skeleton derived from ethylene oxide or propylene oxide.
Patent JP-H0976305-A (JP)
Title: Resin molding tool, molding method, and molding
Inventor: YOSHIDA HIROMITSU
IPC: B29C45/37
Filed: 1995-09-14
Abstract: PROBLEM TO BE SOLVED: To restrain generation of sink marks without increasing a thickness of a base plate for the reason that a sink mark generates on a rear face of a boss so as to damage the appearance when the thickness of the boss exceeds 2/3 of the thickness of the base plate for improving the screwing strength of the boss. SOLUTION: There are provided a mold 1a for forming a face A, a mold 1b for forming a face B and a boss, and a pin 5 for forming a center hole of the boss. A midway part 5b of the pin 5 for forming the center hole of the boss or a head end top part 5c is formed of a heat insulating layer 6, cooling solidification of a bottom of a center hole 5H of the boss is delayed, and a sink mark is generated at this part, so that generation of sink marks at a position 3a corresponding to a boss 3P on the face A is prevented.
Patent JP-H02109974-A (JP)
Title: Separation of cell of fungus
Inventor: SHINPO TAKESHI
IPC: C12N9/00
Filed: 1988-10-19
Abstract: PURPOSE:To surely aggregate and separate waste cell of autodigestion without lowering activity of the aimed enzyme by adding chitosan and a polyacrylic acid-based surfactant to a solution of autodigestion of fungus. CONSTITUTION:Cells are separated and recovered from a culture solution of a fungus such as Hansenula polymorpha by centrifuging. Then the separated cells are subjected to autodigestion by using an autodigestion agent such as benzene or cyclohexane in a nitrogen gas atmosphere. Then the treated solution after the autodigestion is blended with chitosan of polymer flocculant and a surfactant of polyacrylic acid-base such as sodium polyacrylate. Then the treated solution is allowed to stand, centrifuged and filtered by using bleached cotton cloth to give aggregated and separated waste cells, which are separated and removed to give a filtrate containing the aimed enzyme. Consequently, waste cells in the solution of autodigestion can be removed by a simple method without lowering activity of the aimed enzyme.