baber/WOPTO huggingface dataset:
Patent JP-H07316607-A (JP)
Title: Preparation of sintered metal part
Inventor: KURISUTOFUAA JIYOOJI ARUFUA
IPC: C23C24/00
Filed: 1994-05-16
Abstract: PURPOSE: To separate parts, in a method of manufacturing sintered metallic parts, without damaging the parts and to prevent deterioration in the oxidation resistance of the manufactured parts. CONSTITUTION: Plural green metallic parts are prepared. A release agent is applied to respective contact surfaces between at least two among the plural metallic parts, and the plural metallic parts are formed into an assembly. This release agent is composed of a mixture of alumina and a vehicle having about <100 deg.C vaporization point at atmospheric pressure and is unreactive to alumina and the green metallic parts. In the case where at least one of the metallic parts having contact surfaces has honeycomb structure, the median grain size of alumina is about <=3 μm. Then, the assembly is sintered, and the metallic parts in contact with the release agent are separated.
Patent JP-H07291895-A (JP)
Title: Production of optically active alpha-(hydroxyphenoxy) alkanecarboxylic acid and its derivative
Inventor: PASUKARU METEIBIERU
IPC: C07B53/00
Filed: 1995-04-25
Abstract: PURPOSE: To efficiently obtain optically active α-(hydroxyphenoxy)- alkanecarboxylic acids of high optical purity in high yields which are useful for intermediates in preparing selective herbicides or the like by reacting a solution containing an alkaline salt of an α-halogenoalkanecarboxylic acid with a dihydroxybenzene or the like under specific conditions.  
     CONSTITUTION: An optically active alkaline base solution of an α-halogenoalkane carboxylic acid is prepared by saponifying an optically active alkyl ester of an α-halogenoalkanecarboxylic acid of the formula [wherein A is a 1-4C alkyl or a (methyl substituted) methylene radical; R is a 1-4C alkyl; and X is a halogen] with the use of an aqueous solution of an alkali metal hydroxide in an alcoholic medium. This resulting solution is reacted with a dihydroxybenzene (alkaline salt) such as hydroquinone in the presence of an alkali metal hydroxide in an alcoholic solvent, and an optically active α-(hydroxyphenoxy)- alkanecarboxylic acid (derivative) is recovered from the reaction medium to obtain the objective compound. 
     COPYRIGHT: (C)1995,JPO
Patent JP-S62258412-A (JP)
Title: Optical focus adjusting device
Inventor: BERUNTO MAIZENBATSUHERU
IPC: G02B6/42
Filed: 1987-04-23
Abstract: PURPOSE:To make a movement adjustment in a distance measurement by varying the focus of a focus adjusting device for an optical fiber by the movement of a lens device which is fixed linearly movably in optical-axis directions. CONSTITUTION:The focus adjusting device 1 is movable along an optical axis A, supported in a frame, and equipped with a holder 2 equipped with the optical lens device 3. The frame 4 serves as a guide for moving the holder 2 axially and is provided with adjusting screws 5 and 6 and a setscrew 7. The optical lens device 3 has two plano-convex lenses fixed in the holder 2 and the parallel optical axis L is accurately focused on an end of a glass fiber 14 by the means of the optical lens device 3. The holder 2 is moved in a Z direction with the adjusting screws 5 and 6 by axially determined distance and the focus F also moves. Similarly, the opposite-directional movement is carried out by rotating the adjusting screw 6 toward the holder 2 and pressing a slanting surface which is part of a hole 11 for adjustment.
Patent JP-H01271492-A (JP)
Title: Solid lubricant for extrusion molding
Inventor: MURATA AKIHIRO
IPC: C10N40/36
Filed: 1988-04-22
Abstract: PURPOSE:To develop a solid lubricant for extrusion molding permitting simplification of an automatic device for application of a lubricant, having excellent lubricating and mold release properties and ensuring improvement of operation rate and working environment by dispersing a solid lubricant in a mixture of a binder of a particular wax material with a high temp. adhesive of a synthetic resin etc. CONSTITUTION:The present lubricant is produced by dispersing a solid lubricant in a mixture of a binder of a wax material having a m.p. of 80-150 deg.C with a high temp. adhesive of a synthetic resin etc. capable of attaining film strengthening at high temps. As the wax, there may be mentioned petroleum- based and synthetic waxes. In particular, a petroleum-based microcrystalline wax is most pref. Examples of high temp. adhesives include inorg. (glass material, phosphate, etc.) and org. (polyolefin, polyethylene, polyurethane, etc.) adhesives. In particular, a polyolefin resin is most pref. from the viewpoints of melt viscosity and hardness. As the solid lubricant, there may be mentioned a layer lattice compd., a non-layer inorg. compd, a polymeric compd., a soft metal, etc.
Patent JP-S5958732-A (JP)
Inventor: ROJIYAA MOORISU HOTSUHOROITEIN
IPC: H01H51/22
Filed: 1983-06-08
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S58217232-A (JP)
Title: Wire-cut electric discharge machine
Inventor: INOUE KIYOSHI
IPC: B23H7/02
Filed: 1982-06-11
Abstract: PURPOSE:To improve the speed of wire-cut machining by blowing the excessive working liquid through a gas nozzle provided at the rear in the feeding direction of wire electrode. CONSTITUTION:Working liquid is fed through a working liquid feed nozzle into the working gap between a wire electrode 2 and a workpiece 1, then the pulse voltage is applied to perform electric discharge machining. A disc 5 is provided around said nozzle 4 and a gas injection nozzle 4 is fixed on said disc 5 which can be rotated to random angle by a roller 6. Said nozzle 4 is rotated to be positioned at the rear in the relative feeding direction of the wire electrode 2 to blow the excessive working liquid other than that at the machining portion. Consequently the current leakage other than the machining portion is prevented to improve the machining speed.
Patent JP-S61259380-A (JP)
Title: Acoustic wave information regenerating device
Inventor: MURAYAMA NOBORU
IPC: G11B20/10
Filed: 1985-05-13
Abstract: PURPOSE:To reproduce acoustic wave digital data which is recorded visually by reading an image on a recording sheet and obtaining image data in the form of an acoustic wave, and converting this data from digital to analog. CONSTITUTION:Digital speech data recorded as a dot image on the speech data area 32 of a print 3 is read out by a scanner 1171 and stored in the main memory 113 of a word processor 100. Then, a processor 112 reads the speech data out of the memory 113 and supplies it to an analog processing circuit 2. The circuit 2 converts the dot image data read out of the memory 112 into an analog signal by a D/A converter. This analog signal is regenerated into a speech by a speaker 21.
Patent JP-H09289045-A (JP)
Title: Cylindrical air cell
Inventor: OHASHI MASATO
IPC: H01M12/06
Filed: 1996-04-23
Abstract: PROBLEM TO BE SOLVED: To prevent the generation of micro-cracks of a water repellent film, enhance electrolyte leakage resistance, and lengthen the life of a cell by integrally forming an air electrode and a water repellent film in a cylinder, then arranging in the inner circumference of a cell container. SOLUTION: A cylindrical air cell is constituted by placing an air electrode of a positive electrode, and a negative mixture 3 of a mixture of a potassium hydroxide aqueous solution and zinc powder of a negative electrode through a separator 4 in an outer can 2 having an air intake hole 1. The electrode is prepared in such a process that activated carbon and PTFE powder acting as a binder are mixed at the ratio of 7:3, the mixture is formed in a sheet with a roller to form an air electrode mixture 6, the mixture 6 is integrally pressed to a nickel net acting as a current collector 5 with a roller, and united with a PTFE film having a tensile elongation of 300% or less, acting as a water repellent film, then they are formed in a cylinder. The battery with high discharge characteristics, and high electrolyte leakage resistance in overdischarge is obtained.
Patent JP-H10292197-A (JP)
Title: Bleaching activator and bleaching composition
Inventor: OBE KAZUO
IPC: C11D7/54
Filed: 1997-04-18
Abstract: PROBLEM TO BE SOLVED: To obtain a bleaching activator having a specified, structure, and, especially when being used together with a peroxide-based bleaching agent, not only manifesting extremely improved and excellent bleaching activities but also preventing the material to be treated from becoming brown. SOLUTION: This bleaching activator comprises one or more kinds of phenyl ester derivatives of dicarboxylic acids of formula I (R1 and R2 are each H, a halogen, a 1-10C alkyl, an alkenyl, etc.; X is a 1-20C alkylene, an alkenylene or a phenylene), [e.g. di(4-methoxyphenyl)succinate]. The derivative is preferably used by combining the derivative with hydrogen peroxide or a peroxide-based bleaching agent capable of releasing the hydrogen peroxide. The derivative is obtained, for example, by reacting a dicarboxylic acid dichloride of formula II with a substituted phenol derivative of formula III in the presence of pyridine or a carbonate salt.
Patent JP-H11242058-A (JP)
Title: Head for light measurement and light measuring apparatus
Inventor: YOKOYAMA SEIICHI
IPC: G01R33/032
Filed: 1998-04-13
Abstract: PROBLEM TO BE SOLVED: To obtain a head for light measurement, which measure a current or a magnetic field by using the Faraday effect of light, in which an optical fiber is protected, which is handled easily, and which reduces an influence on the accuracy of a measurement due to a vibration or a stress from the outside. SOLUTION: A light measuring head 11 in a light measuring apparatus 10 is constituted mainly of a cable holding member 12 and of an optical fiber cable 13. A conductor or a vacuum cavity tube as an object 21 to be measured is inserted into the inside of the cable holding member 12. On the other hand, at least one turn of the optical fiber cable 13 is wound on the outer circumferential face of the cable holding member 12. The optical fiber cable 13 is constituted in such a way that an optical fiber is protected by a protective tube by a nonferromagnetic low-coercive material such as aluminum, copper or the like or stainless steel. The optical fiber cable 13 a whole is fixed to the cable holding member 12 in such as a way that the protective tube is soldered and welded.
Patent JP-H09288453-A (JP)
Title: Diagnostic set for recommendation of merchandise
Inventor: UENO MIKIYA
IPC: G09F5/04
Filed: 1996-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a diagnostic set for recommendation of merchandise which allows the rapid selection and recommendation of the exact merchandise meeting the customer's requirements from plural pieces of the merchandise having approximate efficacy by such a method satisfying the customer's activity as well. SOLUTION: A theme display sheet A which consists of a cardboard 4 and is displayed with 12 pieces of themes 8 formed by extracting 4 pieces each per one kind of foundation in random arrangement on its front surface, a transparent pressure sensitive discoloration sheet B set in such a manner that a pressed part discolors when pressed from a front surface side and the discoloration disappears and the original state is restored when this sheet is peeled from the theme display sheet A and a transparent merchandise specification sheet C which is provided with theme check parts 10 in the position respectively superposed on the display positions of the respective themes 8 of the theme display sheet A visible through the pressure sensitive discoloration sheet B and is attached with symbol sings 11 having the efficiency capable of solving the themes and indicating the kinds of the  foundations in the respective theme check parts 10 are combined.
Patent JP-S5226068-A (JP)
Title: Apparatus to deliquefy and supply powdered granular slurry
Inventor: AKAE KIYOSHI
IPC: B01D33/04
Filed: 1975-08-20
Abstract: PURPOSE: To prevent poor dehydration by checking the clogging of net conveyor, in which an air nozzle is actively used. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S61261021-A (JP)
Title: Extruding exquipment for sheetlike molding article
Inventor: NAGAI SUMIO
IPC: B29C48/08
Filed: 1985-05-15
Abstract: PURPOSE:To enable the title article extending to both side end parts from the center to be extruded with a uniform thickness, by a method wherein the title equipment is provided with a resin inflow path which has been made annular, an extrusion head having resin extrusion path in a ramified shape of an annular flow path and a guide member. CONSTITUTION:The title equipment is constituted of an extrusion head 1 which is communicated with a sending-in pipe 2 of molten resin and having a resin inflow path 7 whose lower side is made annular and resin extrusion path 8 whose annular flow path is in a ramified shape by a flow path control ramification member 9 and a guide member 10 which guides and deforms circular-arclike molten resin pieces 13a, 13b to be extruded through the extrusion head 1 into a sheetlike state. The molten resin sent in through the sending-in pipe 2 of the molten resin flows down annularly by passing through the resin inflow path 7 of the extrusion head 1, a part of an annular state is ramified by the resin extrusion path 8, the molten resin is extruded and dangled through the extrusion head 1 by turning into the circular-arclike molten resin pieces 13a, 13b and the molten resin pieces 13a, 13b are guided and deformed into the sheetlike state by the guide member 10 at the lower side of the extrusion head 1. With this construction, two sheets of molten resion pieces 13a, 13b can be extruded and dangled at uniform thickness.
Patent JP-H0770450-A (JP)
Title: Production of compatibilized polymer blend
Inventor: JIEEMUSU EDOUIN SHIYUAATSU
IPC: C08L25/00
Filed: 1994-04-06
Abstract: PURPOSE: To provide a compatibilized polymer blend wherein the characteristics of polymers incompatible with each other are put to practical use.  
     CONSTITUTION: When a compatibilized polymer blend is produced from polymers incompatible with each other, a cyclic iminoether group is added to one polymer and a coreactive group capable of forming a covalent bond upon the reaction with the pendant cyclic iminoether group is introduced into the other polymer and both polymers are blended to react the pendant cyclic iminoether group with the coreactive group. 
     COPYRIGHT: (C)1995,JPO
Patent JP-S60255762-A (JP)
Title: Manufacture of 1-substituted azetidine-3-ol derivative
Inventor: DEERIKU AREKUSANDAA UTSUDO
IPC: C07D205/04
Filed: 1985-05-15
Abstract: A process for the preparation of 1-substituted azetidin-3-ol derivatives of formula:in which R, represents an arylmethyl group, and R<sub>2</sub> represents a hydrogen atom or an alkyl, aryl or aralkyl group in which the alkyl moiety contains up to 8 carbon atoms, by cyclising a solution in triethylamine of an aminoalcohol of formula IIin which Hal represents a halogen atom and R<sub>1</sub> and R<sub>2</sub> are as defined above. The use of such derivatives as intermediates for the preparation of azetidine-3-carboxylic acid derivatives.
Patent JP-H11288611-A (JP)
Title: Tandem type surface light source device
Inventor: HIGUCHI EIZABURO
IPC: G09F9/00
Filed: 1998-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a surface light source device which secures a wide light emission area while using a compact structure. SOLUTION: Light conducting blocks BL1-BL3 are arranged in tandem. The light conducting block BL1 is supplied with primary light from a primary light source L1. The other primary light sources L2, L3 are placed in recesses formed near the ends of the light conducting blocks BL1, BL2 and supply primary light to the light conducting blocks BL2, BL3. In order to prevent luminance insufficiency caused by electrode parts at both ends of each primary light source L2, L3, the superimposed parts of the adjacent light conducting blocks are formed by tong-shaped superimposed parts 17a, 17b, 27a, 27b and strip superimposed parts 17c, 27c. The light conducting blocks BL1-BL3 may be constructed of integrated light conducting plates. The primary light sources L1-L3 each having curved electrode parts at both ends may be employed.
Patent JP-2000292206-A (JP)
Title: Optical encoder
Inventor: SAKAI YOSHIHIRO
IPC: G01D5/249
Filed: 1999-04-08
Abstract: PROBLEM TO BE SOLVED: To prevent the work of positioning the arranged photodiode unit of a fixed slit or a light receiving part from being influenced by the characteristics of an encoder and to improve yields on a high-resolution encoder. SOLUTION: In an optical absolute encoder, by providing a code pattern for a rotary disk 1 and receiving light from a light emitting element transmitted through or reflected at the code pattern at a light receiving element, the speed and location of rotation of the rotary disk 1 are detected. In this case, a random track 2-2 for detecting the reference location of the rotary disk 1 is provided at a part sandwiched between an outer circumferential-side incremental track 2-1 and an inner circumferential-side incremental track 2-3 provided at different radial locations of the rotary disk 1.
Patent JP-S61280347-A (JP)
Title: Solar heat collecting device
Inventor: UENISHI MASAHISA
IPC: F24J2/40
Filed: 1985-05-14
Abstract: PURPOSE:To contrive efficient heat collection and prevention of damage due to freezing by a method wherein a three-way switching valve, communicating a water feeding pipe, a hot-water reserving tank and a heat collector, is provided to control the titled device so as to flow water to the water feeding pipe through the heat collector, the hot-water reserving tank and a hot-water supplying pipe upon the dangerous time of freezing. CONSTITUTION:In case an atmospheric temperature is low and there is possibility of freezing of water in the water feeding pipe 8 or the hot-water supplying pipe 9, a freeze preventing thermostat 37 detects the reduction of atmospheric temperature and is closed to conduct the three-way switching valve 23 and communicate valve ports B, C. When sun shines in this case and the temperature difference thermo circuit 55 is outputting some output, the pump 24 is being operated already by the solar battery or a commercial electric source, therefore, the circulation of water feeding pipe 8 three-way switching valve 23 pump 24 heat collector 2 hot-water supplying pipe 9 water feeding pipe 8 is caused and the freezing is prevented. Then, hot-water in the upper part of the hot-water reserving tank 1 flows through the mounting section of the thermostat 37 and the thermostat is opened, whereby the three-way switching valve 23 communicates the valve ports A, B. When the thermostat 37 is closed in case there is no sunshine, the pump is operated by the output of the freeze thermo circuit 56 and freezing may be prevented by circulation.
Patent JP-H05277787-A (JP)
Title: Material and the joining method for joining heat exchanger parts made of aluminum
IPC: B23K101/14
Filed: 1992-03-27
Abstract: PURPOSE:To assure long-term reliability and to reduce a cost by lowering the joining temp. in a brazing stage for a heat exchanger made of aluminum. CONSTITUTION:The material for joining consisting contg. 0.5 to 5.0wt.% Al and 1.5 to 10.0wt.% Sn or further, contg. one or two kinds of <=5wt.% Cu and <=0.5wt.% Ti and consisting of the balance Zn is used. This method consists in heating a part or the whole of the joining parts consisting of Al or Al alloy to 440 to 510 deg.C and joining these parts or coating at least a part of the joining parts consisting of Al or Al alloy with the material for joining, then heating a part or the whole of the joining parts to 440 to 510 deg.C and joining these parts.
Patent JP-S63119702-A (JP)
Inventor: KARERU HAMARU
IPC: H01S3/105
Filed: 1987-04-27
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S5528949-A (JP)
Title: Isomerization process
Inventor: YASUI TOSHIHIKO
IPC: C07C5/25
Filed: 1978-08-24
Abstract: PURPOSE: To prepare a drying oil useful as ink, paint, etc., in high yield, by irradiating a compound having non-conjugated double bonds with UV radiation in the presence of a specific catalyst, thereby isomerizing the compound to the one having conjugated double bonds.  
     CONSTITUTION: A compound having two or more non-conjugated double bonds in the chain (e.g. linseed oil, sufflower oil, hempseed oil, 1,4-pentadiene, 1,4-hexadiene, butadiene oligomer having trans(cis)-1,4-bond and 1,2-bond, drying oil alkyd, rosin-modified alkyd, etc.) is isomerized to a compound having conjugated double bonds and useful as a substitute of tung oil, by irradiating with UV radiation in the presence of an isomerization catalyst comprising anthraquinones (e.g. anthraquinone). 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S58219710-A (JP)
Title: Coaxial rotary transformer
Inventor: TAKATANI MINORU
IPC: H01F38/18
Filed: 1982-06-16
Abstract: PURPOSE:To prevent any crosstalk and facilitate manufacture, by dividing each of channel parts into sections with a non-magnetic layer interposed therebetween, and laminating the divided sections. CONSTITUTION:A coaxial rotary transformer comprises a stator 5 with a through hole 7 secured on a fixed shaft, and a rotor 6 disposed therearound. The stator 5 is constituted by small cylindrical members 51-53 separated from each other through a non-magnetic layer (Al2O3, TiO2, glass or the like) 8, while the rotor 6 is constituted by small annular members 61-63 separated from each other through a non-magnetic layer 9. The small annular members 61-63 constituting the rotor 6 are composed of an outer magnetic lamination part 12 with a high permeability, an inner non-magnetic lamination part 13 and conductors 111-113 which are printed alternately with the lamination layers in laminating the non-magnetic part 13 so as to form one winding in combination. The stator 5 is similarly composed of a magnetic lamination part 17 with a high permeability, a non-magnetic lamination part 18 and a conductor 10. It is to be noted that the positions of the rotor and the stator may be reversed.
Patent JP-S5435697-A (JP)
Title: Radio-wave angle measuring device
Inventor: KAWAGUCHI YOSHIHIRO
IPC: G01S3/48
Filed: 1977-08-25
Abstract: PURPOSE:To enable non-ambiguity angle measurements with high precision by arranging two antennas at an interval wider than the half wavelength of a carrier and by measuring the phase difference between reception waves of both antennas.
Patent JP-S63268860-A (JP)
Inventor: SATO YASUHIRO
IPC: C04B41/48
Filed: 1987-04-24
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H08297273-A (JP)
Title: Polymer dispersion liquid crystal and its production
Inventor: ISHIKAWA TAKESHI
IPC: G02F1/1333
Filed: 1995-04-26
Abstract: PURPOSE: To provide a polymer dispersion liquid crystal having stable characteristics and good reproducibility by adding a surfactant to a mixture of a liquid crystal and a photosetting resin and to provide its production method. CONSTITUTION: A surfactant is added to a mixture of a liquid crystal and a photosetting resin not hardened so that the liquid crystal precipitation temp. (characteristics curve L2) is decreased compared to a mixture without addition of a surfactant (characteristics curve L1). By hardening the mixture with light at the decreased liquid crystal precipitation temp., the phase separation between the liquid crystal and the resin is fixed to maintain the liquid crystal dispersed in the resin matrix.