baber/WOPTO huggingface dataset:
Patent JP-H0821176-A (JP)
Title: Weak ground improvement device
Inventor: SUGIYAMA SHINICHI
IPC: E02D3/12
Filed: 1994-07-05
Abstract: PURPOSE:To miniaturize a weak ground improvement device with a long-sized weak ground hardening machine. CONSTITUTION:A hardening machine 11 is mounted into a tower 12 disposed in upright at approximately the central section of a self-advancing type base 13 with a crawler 19. The weak ground hardening machine 11 is held by the base section of the tower 12, and penetrated into the ground 14. A holding, guiding and lifting gear 20 is installed to the base section, and the weak ground hardening machine 11 is pushed into the ground 14 and extracted from the inside of the ground 14 by lifting cylinders 25.
Patent JP-H0447298-A (JP)
Title: Group separation method of high-level radioactive waste liquid
Inventor: FUJITA REIKO
IPC: G21F9/06
Filed: 1990-06-14
Abstract: PURPOSE:To make the group separation of fission products in waste liquid possible by converting transuranic elements and rare earth elements into halide to dispose of by the use of a dry separation method after radioactive waste liquid is disposed of by the use of a wet separation method. CONSTITUTION:Transuranic elements (TRU) and rare earth elements contained in high-level radioactive waste liquid 1 produced in a reprocessing facility are separated 3 by a wet separation method using a precipitation method and alkali metals, alkali earth metals and platinum elements are reserved, separated and removed in filtrate or a water layer. Next TRU elements and rare earth elements during precipitation in eluate or extractant are converted 4 into halide easy of wet separation by the use of halogen hydrogen such as hydrogen fluoride or halogen gas such as chlorine gas and fluorine gas. Halogenation TRU and halogenation rare earth elements are extracted by a dry separation method 5 by the use of extract metals, for instance, Cd-U and Cd-Li are used and TRU elements are extracted into a Cd phase by the use of a reduction extraction method and the rare earth elements remain in a halogenide phase and are separated and recovered by distillation from Cd.
Patent JP-S63318160-A (JP)
Title: Manufacture of bipolar transistor
Inventor: SHIMIZU ATSUO
IPC: H01L21/331
Filed: 1987-06-19
Abstract: PURPOSE:To reduce a collector-base capacity and to contrive the speedup of a bipolar transistor by a method wherein a thin insulating layer is pinched on the interface between a base lead-out region in an aperture opened on a thick insulating layer and the collector region. CONSTITUTION:A thick insulating layer 2 is coated on a semiconductor substrate 1 and thereafter, a first aperture 4 is formed at an active region formation intended region. Then, a thin insulating layer 5 is formed in the aperture 4 to form a second aperture 7 to correspond to an active region. Then, an epitaxial semiconductor layer 8A, which is used as the active region, and a polycrystalline semiconductor layer 8B, which is used as a base lead-out region, are formed respectively on the substrate exposed in the aperture 7 and on the layer 2 Then, an impurity having a conductivity type opposite to those of the substrate and the layer 8A is introduced in the layer 8B to firm a p-n junction J. Moreover, an impurity is doped in the layer 8A to form a base region (b) and an emitter region (e). In such a way, an area that the junction J comes into contact directly to a collector region is significantly reduced.
Patent JP-2000347578-A (JP)
Title: Cooling structure of plasma display
Inventor: OISHI TOSHIJI
IPC: G09F9/00
Filed: 1999-06-01
Abstract: PROBLEM TO BE SOLVED: To provide a cooling structure of a plasma display which does not cause an increase in the thickness of the plasma display and does not generate noise, and capable of reducing the product cost. SOLUTION: This is a plasma display panel housing a plasma display panel 11 in a casing 13 and a chassis 12 supporting this plasma display panel 11. In this case, this plasma display is provided with a metallic radiator 16 which is fitted in the state connected with the chassis 12 and also connected with electronic elements 17, and a metallic rear cover 14 fitted in the rear part of the casing 11 in the state connected with the radiator 16.
Patent JP-H11345065-A (JP)
Title: Information input device
Inventor: TETSUYA SHINJI
IPC: G06F3/02
Filed: 1998-06-03
Abstract: PROBLEM TO BE SOLVED: To provide an information input device capable of performing key input even in an action state in which a user is walking or the like and performing the key input by blind touch or the like similarly to the case of performing the key input on a normal desktop. SOLUTION: The input pads 1-1 and 1-2 of a pressure sensitive type or the like are mounted on left and right hands. The output of the input pads 1-1 and 1-2 is inputted to the matrix control part 21 of a control box 2, the output of a character generation function 22 or a mouse pointer generation function 23 selected beforehand is sent out to a signal conversion part 24 and the output signals of the signal conversion part 24 are inputted to a personal computer 3. The size of key arrangement is matched with the size of fingers by a calibration function 25 switched from the input pads 1. A key array is allocated to the input pads 1 beforehand, characters and symbols touched at positions on the key array are displayed at the personal computer 3 and an operator confirms them.
Patent JP-H04351453-A (JP)
Title: Spindle motor
Inventor: YOKOYAMA TAKASHI
IPC: F16C25/00
Filed: 1991-05-28
Abstract: PURPOSE:To suppress eccentricity of the center of rotation according to a change of temperature by fixing a bush member press-fitted to an internal peripheral surface of a yoke member in an intermediate part in an axial direction so as to improve fitting of the yoke member to a hub member. CONSTITUTION:In a free end part of a large diametric part 22a of a yoke member 22, a large internal diametric part 22c of a little larger internal diameter is provided. The external diameter of an upper part 30b above a stepped part provided in almost the central part in an axial direction on the peripheral surface of a bush member 30 is a little smaller than the external diameter of a lower part 30c in a lower side. When the bush member 30 is thus connected to the yoke member 22, the fixing region of both the members is relatively short in the axial direction, and a slight space between both the members at both end parts of the bush member 30 is created. By providing this space, eccentricity of the center of rotation of a rotor hub can be effectively prevented even when the ambient temperature is changed.
Patent JP-S5945636-A (JP)
Title: Formation of surface lubricating film on magnetic recording medium
Inventor: MIYAZAKI MASAHIRO
IPC: G11B5/64
Filed: 1982-09-03
Abstract: PURPOSE:To form a lubricating film having a low coefft. of friction, no adsorbing power and superior heat resistance on the surface of a magnetic recording medium, by forming a metallic film on the surface of the medium, coating the film with a fatty acid, and bringing the acid into reaction with the metal. CONSTITUTION:A magnetic film 2 of Co-Ni or the like and a protective film 3 of SiO2 or the like are formed on a substrate 1 of ceramics or the like to manufacture a magnetic recording medium, and a metal such as Ti or Cu or a metallic compound such as TiN or Al2O3 is sputtered to form a reactive layer 4 of said metal or metallic compound on the film 3. The layer 4 is coated with a fatty acied (ester) such as behenic acid, and the fatty acid (ester) is brought into reaction with the metal of the layer 4 by heating to form a lubricating film 5. The preferred thickness of the film 5 is about 30-200Angstrom .
Patent JP-S5945203-A (JP)
Title: Spike tyre
Inventor: SHIMIZU KUNIHIKO
IPC: B60C9/20
Filed: 1982-09-03
Abstract: PURPOSE:To prevent the breaker layer reliably from damage by arranging a fiber layer formed with topping cords of organic fiber in the entire spike burrying range between the breaker layer and spikes of a spike tyre. CONSTITUTION:A spike tyre 1 is provided with more than one layer of carcass layer 2 and double breaker layer 3, while a block lug 5 of predetermined shape is formed on the surface of a tread 4 and many spikes 6 are burried such that the peaks will project through the surface. In such a tyre, a fiber layer 7 is arranged between the spike 6 and the breaker layer 3. Said fiber layer 7 is made of topping cordo formed by stranding organic fibers such as polyamid fiber (including aromatic group) such as nylon 6.6 or polyester fiber into 840 denier strands which are implanted by 4-12 strands per 1cm then covered with rubber.
Patent JP-S5679610-A (JP)
Title: Agricultural and horticultural germicidal composition
Inventor: CHIBA KAORU
IPC: A01N59/20
Filed: 1979-11-30
Abstract: PURPOSE: The titled composition, effective for control of green smut of rice plants, having greatly reduced phytotoxicity, and containing a copper agent and basic magnesium carbonate and a fatty acid or a derivative thereof as phytotoxicity reducing agents of the copper agent.  
     CONSTITUTION: The titled composition containing (A) a germicidal effective constituent containing copper and (B) basic magnesium carbonate and a fatty acid or a derivative thereof as phytotoxicity reducing agents. The composition is effective for controlling green smut of rice plants, and the constituents of the two types of compounds as phytotoxicity reducing agents permit remarkably reduced phytotoxicity without decreasing the effect thereof on the green smut of rice plants. Basic copper sulfate, cupric hydroxide or copper salt of 8-hydroxyquinoline may be cited as the copper agent, and a ≥6C fatty acid may be cited as the fatty acid, e.g. stearic acid. The amounts of the agents (B) is 0.5pt.wt. or more the basic magnesium carbonate and 0.05pt.wt. or more the fatty acid per 1pt.wt. the metallic copper. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S5681073-A (JP)
Title: Brushless dc motor
Inventor: GOTOU MAKOTO
IPC: H02K29/08
Filed: 1980-10-31
Abstract: PURPOSE:To reduce number of parts, by forming on a single magnet a main magnetic pole section provided with prescribed number of sets of N-pole and S-pole regions which are magnetized alternately in the rotating direction, a position detecting magnetic pole section and an FG frequency generator magnetic pole section. CONSTITUTION:A rotor 4 which is made of a ferromagnetic body and has an annular magnet 5 is attached to a rotary shaft 1, and the rotary shaft 1 is supported by a radial bearing 2a and a thrust bearing 2b in a free-to-rotate position. On the magnet 5, a main magnetic pole section (a) consisting of 2 sets each of N-pole sections, nonmagnetic pole sections and S-pole sections is composed by providing sets, such as 2 sets, of N-pole and S-pole regions which are magnetized alternately in the rotating direction, an FG magnetic pole section (b) is composed by forming 25 sets of north poles and south poles on the end surface in the axial direction, and further, a position detecting section (c) is composed by forming 2 sets of north poles and south poles on the outside circumferential surface or the end surface. A salient-pole-structure stator iron core 6 is arranged in opposition to the main magnetic pole section (a) of the magnet 5, and 2-phase coils 7a and 7b and wound  on the stator iron core 6. An FG coil 10 is arranged on one side of a printed plate 8 located in opposition to the FG magnetic pole section (b).
Patent JP-H11349797-A (JP)
Title: Polycarbonate resin emulsion composition and modification of polycarbonate resin emulsion
Inventor: IMASHIRO YASUO
IPC: C08L71/02
Filed: 1998-06-03
Abstract: PROBLEM TO BE SOLVED: To obtain a polycarbonate resin emulsion composition having improved adhesiveness, water resistance and chemical resistance and to provide a method for producing a polycarbonate resin emulsion composition like this by modifying a polycarbonate resin emulsion. SOLUTION: This polycarbonate resin emulsion composition is obtained by blending a polycarbonate resin emulsion with a monoand/or polycarbodiimide compound. The polycarbonate resin emulsion comprises an emulsified and dispersed polycarbonate resin, adduct of an alkylene oxide to a polyhydric alcohol and/or aromatic alcohol and, if required, a polyalkylene ether glycol having an oxyalkylene unit. The polycarbonate resin emulsion is obtained by dissolving a mixture of the polycarbonate resin, the adduct of the alkylene oxide to the polyhydric alcohol and/or the aromatic alcohol and, if required, the polyalkylene ether glycol having the oxyalkylene unit in an organic solvent, mixing the organic solution with water to emulsify and disperse the mixture and removing the solvent.
Patent JP-S5676651-A (JP)
Title: Signal frequency generating system for carrier frequency system
Inventor: SUZUKI HAYASHI
IPC: H04J1/06
Filed: 1979-11-29
Abstract: PURPOSE:To increase the economy and the maintenance ability of the device, by obtaining the signal frequency through a simple frequency dividing circuit, through the use of a frequency which is not a common multiple of 4kHz and the signal frequency for the oscillation frequency of a main oscillator. CONSTITUTION:The main oscillation frequency of a main oscillator 1 is selected as 4,096kHz, it is frequency-divided into 1/2<10> at a frequency division circuit 2 to obtain 4kHz. On the other hand, the main oscillation frequency is frequency-divided into 1/1064 at a frequency division circuit 3 to obtain 3.84962...kHz. The error to 3.85kHz is -0.375...Hz, and the main oscillation frequency is frequency-divided into 1/1071 to obtain 3.82446...kHz. The error this time is -0.536...Hz.
Patent JP-H024919-A (JP)
Title: Manufacture of thick electrical plate having high magnetic flux density
Inventor: TOMITA YUKIO
IPC: C21D3/06
Filed: 1988-06-24
Abstract: PURPOSE:To manufacture a thick electrical plate of high magnetic flux density increased in magnetic flux density in a low magnetic field and reduced in differences in magnetic properties in a plate-thickness direction by limiting the components of a steel stock and carrying out crystal grain regulation simultaneously with dehydrogenation heat treatment after rolling. CONSTITUTION:A slab or cast slab having a composition consisting of, by weight, <=0.01% C, <=0.02% Si, <=0.20% Mn, <=0.015% P, <=0.010% S, <=0.01% Cr, <=0.01% Mo, <=0.01% Cu, 0.005-0.040% Al, <=0.004% N, <=0.005% O, <=0.0002% H, and the balance essentially iron is heated to 1200-1350 deg.C and subjected to rolling in which single or more rolling basses of >=0.7 reduction ratio A represented by an equation are applied under the condition where the finishing temp. is regulated to <=Ar3 in a ferritic range. Subsequently, when the thickness of the resulting plate is >=50mm, this plate is subjected to dehydrogenation heat treatment at 600-750 deg.C and, it necessary, to annealing at 750-950 deg.C or to normalizing at 910-1000 deg.C, and, when this plate is 20-<50mm in thickness, this plate is subjected to annealing at 750-950 deg.C or to normalizing at 910-1000 deg.C. By this method, the thick electrical plate of >=20mm thickness having magnetic properties of >=0.8T magnetic flux density in a magnetic field of 80A/m can be obtained.
Patent JP-2000347953-A (JP)
Title: Electronic mail system
Inventor: HIDAKA MINORU
IPC: H04L12/58
Filed: 1999-06-02
Abstract: PROBLEM TO BE SOLVED: To acquire mailbox information while using a user agent by preparing the mailbox information as electronic mail, which is expressed by using a code readable for human being, to a user. SOLUTION: It is decided electronic mail, which is received by an electronic mail system, addressed to the user includes a control instruction from the user. In this case, the electronic mail, for which the inclusion of no control instruction is discriminated, is immediately distributed to a mailbox under the control of an electronic mail system 200. When the mail includes an instruction, that instruction is analyzed, that analyzed instruction is executed and from the result of execution, the mailbox information is prepared as electronic mail, which is expressed by using the code readable for human being, to the user. Finally, the prepared electronic mail is transmitted to the user by a transmitting part 206. Thus, the mailbox information can be acquired while using the user agent.
Patent JP-S63318783-A (JP)
Title: Manufacture of electronic element
Inventor: MATSUDA KENICHI
IPC: H01L29/808
Filed: 1987-06-22
Abstract: PURPOSE:To make it possible to manufacture a JFET with short gate capable of controlling the pinch-off voltage with superior accuracy by a method wherein a gate layer is formed on a part of the epitaxially grown channel layer with impurity diffusion and etched with the gate electrode drown on it as a mask to leave the gate layer only under the gate electrode. CONSTITUTION:A first conductivity type channel layer 12 of first is epitaxially grown on a semiconductor substrate 11, and impurities are diffused onto a part of the channel layer 12 to form a second conductivity type gate layer 13. Then, a gate electrode 14 is formed on a part of the gate layer 13, and the gate layer 13 is etched with the gate electrode as a mask to leave the gate layer 13 only directly under the gate electrode 14. For example, an n- InGaAsP channel layer 12 is epitaxially grown on a semiconductrive InP substrate, and Zn, etc., is diffused onto a part of the channel layer 12 to form a p-InGaAsP gate layer 13. Then, a gate electrode 14 is vapor-deposited on a part of the region on the gate layer 13, and the gate layer is etched with this as a mask. Then, a source electrode 15 and a drain electrode 16 are vapor- deposited.
Patent JP-H024813-A (JP)
Title: Polymerizable composition
Inventor: NISHIKAWA AKIO
IPC: C08G18/30
Filed: 1988-06-24
Abstract: PURPOSE:To obtain the subject composition giving a cured article having excellent high-temperature strength by the thermal curing at a low temperature for a short time and moldable by low-pressure molding because of high fluidity in molding by compounding a compound containing Schiff bond and a polyfunctional isocyanate compound. CONSTITUTION:The objective composition can be produced by compounding (A) a compound containing Schiff bond, (B) a polyfunctional isocyanate and preferably (C) a polymerization initiator. The component A is e.g., a cyclic Schiff compound of formula produced by reacting 2,6-diaminopyridine with 2,6-dialdehyde pyridine. The storage stability of the composition can be improved by using a uretodione ring-containing diisocyanate compound such as 1,3-bis(3- isocyanate-o-tolyl)-2,4-uretidinedione as the component B.
Patent JP-H094969-A (JP)
Title: Thermally insulating panel
Inventor: NEGISHI MASAKI
IPC: F25D23/08
Filed: 1995-06-21
Abstract: PURPOSE: To provide a thermally insulating panel L shaped corner pieces of which is prevented from coming off. CONSTITUTION: A corner piece C comprises a corner part 21 that covers the edge part of the edge surface part 13 of an L shaped frame material L, an overlapping part 23 that covers the edge part of a joining part 14 between the L shaped frame materials L and a protruding part 25d that protrudes in the direction of the thickness of the thermally insulating panel from the overlapping part. The protruding part is extended near to the surface material 10 that mates the edge surface part of the L shaped frame material.
Patent JP-S6047272-A (JP)
Title: Magnetic disc device
Inventor: NISHIDA HIROSHI
IPC: G11B5/54
Filed: 1983-08-26
Abstract: PURPOSE:To attain small size and light weight of a vibration absorbing mechanism of a rotary type actuator by providing plural notches to a rotary shaft of a carriage support, inserting a track direction pre-pressing piece and a spring to the notches and filling in a vibration adsorbing member. CONSTITUTION:The notches are provided to a position opposite to needle bearings 12, 12 of a pivot shaft 6, the track direction pre-pressing piece 20 and the pre-pressing spring 21 are arranged in the notches, a pressure is generated between a shaft 6 and the bearing 12 to prevent a ''play'' between the shaft 6 and the bearing 12 and absorb the vibration. Further, the vibration absorbing member 19 having a proper viscosity is filled in the notches to improve the vibrating attenuation characteristics between the shaft 16 and the bearing 12.
Patent JP-H09314460-A (JP)
Title: Grinding device
Inventor: NAGAHAMA HIROMI
IPC: B24B37/12
Filed: 1996-05-27
Abstract: PROBLEM TO BE SOLVED: To attach a grinding pad to a grinding plate in a flat condition, and control the transfer of the heat generated during the grinding to the grinding plate. SOLUTION: A porous ceramic 3 is provided on the surface of a grinding plate 1, and a grinding pad 4 is attached thereto. Bubbles entering between the grinding plate 1 and the grinding pad 4 escape into porosity in the ceramic 3, and the grinding pad 4 can be fitted to the ceramic 3 in a flat condition without mixing the bubbles therein.
Patent JP-2000349134-A (JP)
Title: Treater
Inventor: OZAWA JUN
IPC: H01L21/68
Filed: 1999-06-02
Abstract: PROBLEM TO BE SOLVED: To provide a treater which can contrive an increase in its throughput. SOLUTION: A treater, which is provided with a vacuum treating chamber 1, a load lock chamber 2 communicating with this chamber 1 and a carrying arm 6, which is provided in this chamber 2 and carrys a wafer W in the chamber 1 and carrys out the wafer W from the chamber 1, is structured by that a positioning mechanism 16, which detects a notch (a) notched in the wafer W to position the wafer W, is provided in the chamber 2 and the notch (a) notched in the wafer W is detected by the mechanism 16 simultaneously with an adjustment of a pressure in the chamber 2 to position the wafer W in the chamber 2.
Patent JP-S63318824-A (JP)
Title: Capacity coupled rotary coupler
Inventor: URATA HARUSHIGE
IPC: H04B5/00
Filed: 1987-06-22
Abstract: PURPOSE:To perform transmission of signals and the electric power in a non- contact state by adding the capacity coupling polar plates and the communication channels to 1st and 2nd coupler main bodies respectively which are connected rotatably to each other. CONSTITUTION:When coupler main bodies 11-1 and 11-2 are rotating with each other, the electric power PI is supplied to a 1st communication circuit 13-1 from the 1st coupler main body 11-1. The circuit 13-1 acquires its own power supply from the power PI and also sends this power PI to a 2nd communication circuit 13-2 via capacity coupled polar plates 14-1, 14-2, 15-1 and 15-2. While the circuit 13-1 receives an input signal SI1 and sends this signal to the circuit 13-2 via said plates 14-1-15-2. At the same time, an input signal SI2 received from the main body 11-2 is also outputted in the same way as an output signal SO1 of the main body 11-1.
Patent JP-H11330125-A (JP)
Title: Capillary, bump forming method, electronic component, and its manufacture
Inventor: SAKATSU TSUTOMU
IPC: H01L21/60
Filed: 1998-05-20
Abstract: PROBLEM TO BE SOLVED: To obtain a capillary and a bump forming method, capable of securing a high connection characteristic and reliability between a ball and an electronic pad, even when the area of the electrode pad is reduced. SOLUTION: A ball 16 is depressed to an electrode pad 10 by using a capillary 12, of which bottom forms a taper shape conically recessed from a circumferential edge part to a hole on a center part and exciting the ball 16 by an ultrasonic wave to form a wire bump 18. Since the transmission of energy and the distribution of plastic deformation are regulated through the taper shape of the bottom of the capillary 12 and concentrated into the center part of the pad 10, an annular junction area 20 between the bump 18 and the pad 10 can be stored in the pad 10, even when the area of the pad 10 is smaller than a conventional case. As a result, a substantial junction area can be sufficiently secured, junction strength can be improved and a high connection characteristic and reliability can be obtained.