baber/WOPTO huggingface dataset:
Patent JP-H11218592-A (JP)
Title: Fuel assembly
Inventor: TOMITA KAZUO
IPC: G21C3/33
Filed: 1998-02-03
Abstract: PROBLEM TO BE SOLVED: To make it possible to prevent short fuel rods from being pulled out illegally by providing obstacles interfering with a cylindrical surface that is made when the short fuel rods are projected axially on cooling water flow channels above the short fuel rods. SOLUTION: Fuel assemblies 11 consist of such members as long fuel rods 13, short fuel rods 14, water rods 15, upper tie plates 12 and lower tie plates 16 that tie and support the upper ends and the lower ends of these three members respectively and a spacer 17 supporting the members mentioned above in order. By providing snags in cooling water flow channels in positions of the short fuel rods in the upper tie plates 12, it is physically impossible to illegally pull out the short fuel rods 14 to limit the access from a above the fuel assemblies 11 by jigs used to pull out the rods 14. This method can prevent the short fuel rods 14 from being pulled out illegally and can curb the pressure loss of the cooling water to a low degree.
Patent JP-S53107220-A (JP)
Title: Repeating equipment
Inventor: IMAMURA KATSUYUKI
IPC: H04B17/40
Filed: 1977-03-01
Abstract: PURPOSE: To make it possible to transmit information to a maintenance car which has arrived in the environs, by using a supervisory transmitter for radiating the trouble supervisory information in the repeating equipment to the surroundings of the repeater station in which the repeating equipment has been installed. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S57135499-A (JP)
Title: Driving circuit for charge coupled device
Inventor: SHIRAKI RIYUUZOU
IPC: H04N5/335
Filed: 1981-02-17
Abstract: PURPOSE:To reduce power consumption by shortening the transient time of the clock driving waveform of a CCD having many picture elements, by using two inverters, consisting of complementary type insulating gate field effect transistors (CMOS), and a bipolar transistor (TR) in combination. CONSTITUTION:CMOS inverters 11 and 12 are composed of P channel MOSFETs Q1 and Q3, and N channel MOSFETs Q2 and Q4 respectively. The base of an NPN type bipolar TRQ5 is connected to the output of the inverter 11, the emitter is connected to the output of the inverter 12, and the collector is connected to a power source VDD. When the Q3 and Q5 turn on to charge a Cphi, the Q5 has a less voltage drop and the major part of a current from the power source flow through the Q5, so a switching speed is improved. The base of a PNPTR is connected to the output of the inverter 1, the emitter is connected to the output of the inverter 2, and the collector is grounded to obtain the same improved effect.
Patent JP-S52105136-A (JP)
Title: Preparation of aminophenolalkylethers
Inventor: SHINOHARA AKIRA
IPC: C07B61/00
Filed: 1976-03-01
Abstract: PURPOSE: The title compounds are prepared with one-step process in high yield by the direct reaction of aminophenols with alkyl halides in the presence of a bash such as an alkali metal alcoholate in a nonprotonic organic solvent such as N-dimethylacetamide. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H07209961-A (JP)
Title: Roller member of image forming device
Inventor: YUNAMOCHI TAKAYASU
IPC: B29K27/12
Filed: 1994-01-20
Abstract: PURPOSE:To lower the hardness of an electrostatic charging roller so as to suppress the generation of electrostatic charging sounds and to prevent the fusion of toners to the surface of a photosensitive drum. CONSTITUTION:The electrostatic charging roller 27 is composed of an arbor 3, an elastic layer 4, a porous PTFE sheet 28 having stretchability, a dielectric layer 36 and a protective layer 37. The sheet 28 is impregnated with a curable resin and is constituted by winding the sheet 28 around the elastic layer 4 and curing the resin. As a result, the electrostatic charging roller 28 having the low hardness is composed.
Patent JP-H11217027-A (JP)
Title: Transmission
Inventor: YOSHINA ATSUO
IPC: B60K17/34
Filed: 1998-02-03
Abstract: PROBLEM TO BE SOLVED: To facilitate specification change of a two-wheel drive type and a four wheel drive type after assembling of a transmission. SOLUTION: A transmission comprises a casing 10, an input shaft 20 supported in the casing 10, and operationally connected to a driving source, an output shaft 40 supported in the casing 10, and transmitting driving force from the input shaft 20 to a pair of right and left rear shafts, and a power extracting gear 42 for a front wheel driving dis-rotatably supported relatively to the output shaft 40. In addition, a through-hole 13 is formed on a front wall 10a of the casing 10. At least a teeth top of the power take-off gear 42 faces to the through hole 13 to mesh with a driving gear 51 when one end of a front wheel driving shaft 52, which supports at its one end the driving gear 51, is inserted in the through-hole 13.
Patent JP-S59153218-A (JP)
Inventor: FURANTSU UAIN
IPC: H01F29/04
Filed: 1984-02-10
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-H07211568-A (JP)
Title: Manufacture of rare-earth permanent magnet
Inventor: IMAI TETSUTARO
IPC: H01F41/02
Filed: 1994-01-21
Abstract: PURPOSE:To provide a method of manufacturing an R-Co-based rare-earth permanent magnet whose characteristic is high by a method wherein, in a proc ess, the reaction of carbon and oxygen which have a bad influence on the mag netic characteristic of a fine powder is controlled. CONSTITUTION:In a pulverizing process during the manufacturing process of an R-Co-based rare-earth permanent magnet by a sintering method, a coarse powdery substance in 500mum or lower is cooled down to a temperature of -5 deg.C or lower, it is pulverized by using a ball mill, a fine powder is pressed in a magnetic field, a molded body is obtained, the molded body is heat-treated, and the R-Co-base rare-earth permanent magnet whose magnetic characteristic is high is obtained.
Patent JP-S5415909-A (JP)
Title: Preparation of colloidal fuel and its device
Inventor: WATARI SHINJIROU
IPC: B01F27/93
Filed: 1977-03-03
Abstract: PURPOSE:To obtian a colloidal fuel having colloidal films in the interface between the covering material and petroleum fuel, by covering the surfaces of finely pulverized coal with an aromatic bituminous substance, and by mixing a petroleum fuel, e.g. fuel oil C, with a calorific amount of the treated coal.
Patent JP-S57137191-A (JP)
Title: Heat-sensitive recording paper
Inventor: OOSHIMA HIROYO
IPC: B41M5/52
Filed: 1981-02-19
Abstract: PURPOSE:To obtain a heat-sensitive recording paper capable of giving recordings of a high color concentration without causing any fading phenomenon with time by providing a coating layer containing a mixture of a saturated polyester and hydroxyethyl cellulose. CONSTITUTION:In a thermal recording system in which a colorant in (semi) solid state at ordinary tempeature, provided on a base material, is contacted with a recording paper and then heated by a thermal head, etc., so as to transfer the colorant to the recording paper, a saturated polyester (in aqueous dispersion system preferably) and hydroxyethyl cellulose are mixed together in a proportion of 20-90:80-10 by weight, preferably 40-80:60-20 in percent, and 100pts.wt. of the mixture is mixed move preferably with 50-90pts.wt. paint e.g. calcium carbonate etc. Then, the paint thus prepared is coated in an amount of 7-15g/ m<2> on a supporter (a high quality paper) to obtain an objective recording paper.
Patent JP-H02202048-A (JP)
Title: Lead frame and semiconductor device using same
Inventor: KOBAYASHI MASATOSHI
IPC: H03B5/32
Filed: 1989-01-31
Abstract: PURPOSE:To eliminate a touch of hands on the cutting end faces of pinch leads and to prevent dirt and the like from adhering by a method wherein a lead frame is provided with a weak strength part on the side more inner than a resin mold external shape. CONSTITUTION:A lead frame is provided with a weak strength part 10 on the side more inner than a resin mold external shape (a resin mold outer peripheral face) 8. Accordingly, bonding terminals of an electronic component are cut on the side more inner than the external shape 8. Thereby, at the time of handling in an inspection process and a process of mounting to a printed circuit board, it is eliminated that the hands of a worker touch directly on connecting terminals 4 and 5, there is no adhesion of dirt and an improper operation and the like, which are generated by a change of the impedance between the bonding terminals due to dirt and the like, stop generating.
Patent JP-H03229271-A (JP)
Title: Carrier for electrophotographic developer and developer using this carrier
Inventor: HONJO TOSHIO
IPC: G03G9/107
Filed: 1990-02-02
Abstract: PURPOSE:To obtain the carrier for electrophotographic developers having excellent economy and a long life by corroding the surface of carrier core particles having <10% hole area of the section inclusive of a major axis with an acid or alkali to form ruggedness and coating the surfaces thereof with a resin. CONSTITUTION:The surface of the carrier core particles having <10% hole area of the section inclusive of the major axis is corroded with the acid or alkali to form the ruggedness. There is no particular limitation on the acid or alkali to be used; hydrochloric acid, nitric acid, sulfuric acid or sodium hydroxide, potassium hydroxide, etc., are adequately selected. The resin coated carrier is obtd. if the surfaces of the carrier particles provided with the ruggedness on the surfaces in such a manner are coated with the resin. Since the adhesive property of the carrier core particles and the resin is excellent even with a small amt. of the coating resin in this way, this carrier is economically advantageous and the changes in the resistance as the carrier and electrostatic charge quantity are small and stable. The carrier for electrophotographic developers with which the longer life of the developer is attained is thus obtd.
Patent JP-H03229861-A (JP)
Title: Electron beam evaporating device
Inventor: NINOMIYA MASAHARU
IPC: C23C14/30
Filed: 1990-02-02
Abstract: PURPOSE:To detect the damage of a crucible hearth liner in an initial stage by detecting the electron beam current flowing in the hearth liner at the time of evaporating the metal for evaporation disposed in the hearth liner by the electron beam. CONSTITUTION:Thermions 2 which are released by passing a current to a filament 1 to heat the same are accelerated between electrodes 3 and 4 and are deflected by a magnetic field, etc. The metal 7 for evaporation in the crucible hearth liner 6 is irradiated with these electrons to generate metal vapor 8. An ammeter 13 for detecting the electron beam current is electrically connected between the hearth liner 6 and an earth potential so that the flow of the electron beam current to the hearth liner 6 is detected by the ammeter 13 when the insulating layers 11, 11' of the hearth liner 6 are broken and the electron beam current flows to the hearth liner. The damage of the hearth liner 6 is detected in the initial stage in this way and the damage of the water cooled crucible 9 is prevented.
Patent JP-H09208414-A (JP)
Title: Bacteriocide-treated key for musical instrument
Inventor: OGURA MICHINORI
IPC: A01N25/08
Filed: 1996-02-08
Abstract: PROBLEM TO BE SOLVED: To obtain a bacteriocide-treated key for a musical instrument not reducing the antibacterial performance, keeping a clean property, having a stable and good antibacterial effect, and safe by adding a specific bacteriocide at a designed ratio to a styrene resin, compounding and forming. SOLUTION: This bacteriocide-treated key for a musical instrument is obtained by using a material obtained by loading a thiosulfate silver complex on a silica gel carrier and at least one part of which is coated with a hydrolyzed material of a reactive organosilicon compound as a bacteriocide by adding and compounding 0.1-0.5 pts.wt. bacteriocide to 100 pts.wt. styrene resin and forming. As a bacteriocide, it is preferable to have a particle size distribution of >=1μm mean particle diameter and <=20μm maximum particle diameter. Further, it is preferable to add a fluorescent brightner having a fluorescent characteristic at 480-520nm in the resin for forming the key. For example, a black key 2 adjacent to a white key 1 is formed by using an acryl-styrene resin, and contains 0.3wt.% bacteriocide based on the resin, and only the white key contains 0.1wt.% fluorescent brightner.
Patent JP-H04263012-A (JP)
Title: Production of refractory wide flange shape excellent in strength at high temperature
Inventor: OBA HIROSHI
IPC: C21D9/00
Filed: 1991-02-15
Abstract: PURPOSE:To provide superior high temp. characteristics to a wide flange shape as a basic steel material for construction use and to produce a wide flange shape excellent in refractoriness. CONSTITUTION:The objective method is a method for producing a refractory wide flange shape of <=9mm plate thickness excellent in strength at high temp. characterized by subjecting a bloom of steel having a composition consisting of 0.08-0.12% C, <=0.6% Si, 0.2-1.1% Mn, 0.7-2.0% Mo, 0.05-0.04% Nb, <=0.1% Al, 0.001-0.006% N, and the balance Fe with inevitable impurities to reheating at 1200-1300 deg.C, finishing hot rolling at 750-1000 deg.C, and then exerting cooling at <=1 deg.C/min cooling rate. Because the wide flange shape produced according to this invention has high strength at 600 deg.C and, as a result, the thickness of fireproofing coating can be reduced as compared with the thickness of the fireproofing coating of that produced by the conventional method, reduction in the term of works in a coating stage and also reduction in the fireproofing coating cost can be expected.
Patent JP-S58140674-A (JP)
Inventor: SAKUYAMA TADASHI
IPC: G21C3/28
Filed: 1982-02-17
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-S61183909-A (JP)
Inventor: KONRAATO MAIERU
IPC: H01F41/071
Filed: 1986-02-04
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-H04239772-A (JP)
Title: Electrode for semiconductor element
Inventor: MISU SHIGEYUKI
IPC: H01L29/43
Filed: 1991-01-23
Abstract: PURPOSE:To prevent deterioration of a semiconductor element by preventing direct contact of Au for constituting an electrode for the element with semiconductor. CONSTITUTION:In an electrode for a semiconductor element in which contact metal 3, barrier metal 2, Au 1 are sequentially laminated on the element, the entire Au is so disposed as to be included in the contact metal surface and the barrier metal surface.
Patent JP-H07211684-A (JP)
Title: Method and equipment for cleaning single wafer
Inventor: NAKARAI MASAZUMI
IPC: B08B3/10
Filed: 1994-01-25
Abstract: PURPOSE:To prevent cross contamination of a proximate cleaning tank and a substrate. CONSTITUTION:A wafer 101 received under horizontal state with the surface 101a directing upward is immersed, while inclining, into a cleaning liquid 102 generating an ascending current due to overflow. The inclining state is sustained for a predetermined time in the vicinity of the liquid surface and, at the same time, the cleaning liquid 102 is subjected to megasonic oscillation from the lateral direction of the wafer 101.
Patent JP-S59149691-A (JP)
Inventor: KUBO KAZUNORI
IPC: H05B41/24
Filed: 1983-02-15
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-H09212963-A (JP)
Title: Tape cassette positioning structure of tape recorder
Inventor: SASANO HIROAKI
IPC: G11B15/675
Filed: 1996-02-09
Abstract: PROBLEM TO BE SOLVED: To shorten the size of projected part of a positioning and guiding member for correctly setting the tape cassette to the predetermined position within a tape recorder. SOLUTION: A resin center frame 10 is an integrally molded body consisting of an external circumference frame 11 and an internal separation wall 19. The internal separation wall 19 is used as a driving mechanism supporting chassis. A pair of positioning standard rods to be inserted to the position reference hole of a tape cassette are formed as the projected portion in integration with the internal separation wall 19 almost at the right angle attitude. Moreover, a pair of guiding projected piece 19a for correctly guiding the position reference hole to be engaged with the positioning reference rod by leading the side portion of the tape cassette to be loaded is integrated with the center frame 10.
Patent JP-S61181422-A (JP)
Inventor: SHIBATA TSUNEO
IPC: A47J36/02
Filed: 1985-02-08
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-H06234358-A (JP)
Title: Electronically controlled braking device
Inventor: NISHIKAWA YOSHIHIRO
IPC: B60T8/32
Filed: 1993-02-12
Abstract: PURPOSE:To enable correct braking by providing a first braking means for generating braking force depending on the vehicle speed, and a second braking means interlocked with a brake operating member, and correcting the braking force of the second braking means according to the difference between the total braking force and the braking force of the first braking means. CONSTITUTION:An electronically controlled braking device is provided with a first braking means (a) such as an electromagnetic retarder or a motor type energy recovery device for generating braking force depending on the vehicle speed, and a second braking means (c) for generating braking force depending on the operation quantity of a brake operating member. On the basis of the measured result of a measuring means (d) for measuring the operation quantity of the brake operating member, a total braking force computing means (e) computes the target total braking force of a vehicle. According to the difference between this total braking force and the braking force of the first braking means (a) measured by the measuring means (b), a correction quantity computing means (f) computes the correction quantity of the braking force of the second braking means (c). A second brake control means (g) controls the braking force generated by the second braking means (c) on the basis of the correction quantity.
Patent JP-S55117262-A (JP)
Title: Longitudinal lead frame and manufacturing the same
Inventor: IMAOKA SUMIO
IPC: H01L23/49
Filed: 1979-02-28
Abstract: PURPOSE:To provide a lead frame readily machined inexpensively by disposing metallic wires at predetermined interval in parallel with predetermined insulating fixing member and providing element retaining surfaces at predetermined positions of the respective metallic wires. CONSTITUTION:Metallic wires 1 of predetermined length are disposed in parallel at predetermined interval with insulating member such as lead fixing tape 7 or the like. The predetermined portion of the metallic wires becoming a band is pressed to simultaneously form an element retaining surface 8 having predetermined interval. The elements are connected to the surface 8. After the surface 8 is sealed for respective elements, it is cut at the predetermined position. This longitudinal lead frame can be manufactured inexpensively with strong lead wires in circular section.
Patent JP-H02204908-A (JP)
Title: Insulating medium composition
Inventor: ASANO AKIO
IPC: H01F27/18
Filed: 1989-02-03
Abstract: PURPOSE:To obtain an insulating medium composition which can be used as an alternate fluorocarbon and which also has excellent properties as an insulating and cooling medium and the like for an oil transformer, a gas insulating transformer, etc., by using a hydrocarbon fluoride expressed by a specific chemical structural formula. CONSTITUTION:The invention concerns an insulating medium composition comprising at least one kind among a 3-carbon hydrocarbon fluoride group comprising CCl F2CF2CHCl2, CCl2FCF2CHClF, CF3CF2CHCl, CClF2CF2CHClF, CClF2CF2 CH2 Cl, CHF2CF2CHClF, CH3CF2CCl2F, CHF CF2CH2Cl, CH2Cl CF2CH2Cl, CHCl2 CF2CH3, and CH3CF2CH2Cl. The composition is fire resistant or retardant and also has performance similar or superior to that of conventional complete halogenated hydrocarbon group. The insulating medium composition may be mixed in use with mineral oil insulating mediums, complete halogenated hydrocarbon insulating mediums and silicone oil insulating mediums.
Patent JP-H11164252-A (JP)
Title: Magnetic recording device
Inventor: ISHII MIKITO
IPC: H04N9/80
Filed: 1998-01-21
Abstract: PROBLEM TO BE SOLVED: To record and reproduce high quality video on a standard tape which is manufactured at low cost by using a standard tape for a standard format and recording a video signal of a high image quality corresponding format that expands a video signal band. SOLUTION: When a user inserts a tape cassette K, an identification hole detecting part 35 detects whether it is a VHS tape or an S-VHS tape based on the existence of a tape class identification hole and sends a detection signal to a microcomputer 33. When it is detected that it is the VHS tape, a test signal of a prescribed frequency is recorded and reproduced, and a tape characteristic detecting part 34 decides the output level of a reproduction signal, makes it a VHS recording mode in the case of the lowest level 1 and makes it a high image quality corresponding recording mode in the case of a level 2 or a level 3. At the time of the high image quality corresponding recording mode, the characteristic of each circuit is changed so that a signal that is close to a signal which is recorded in the S-VHS recording mode may be recorded.  The recording tape can be reproduced by a VTR that corresponds to a S-VHS format.
Patent JP-H09215930-A (JP)
Title: Manufacture of metal carrier
Inventor: KAJI KOZO
IPC: B21D47/00
Filed: 1996-02-09
Abstract: PROBLEM TO BE SOLVED: To secure sufficient diffusion bonding strength by a method in which a plate, the outer and inner parts of an outside cylinder are installed to cover the one end surface of a joining body connectably in a thing in which a flat plate and a corrugated plate are diffusion-bonding by heat treatment in vacuum with the one end surface of the joining body covered with a plate. SOLUTION: A flat plate and a corrugated plate are overlapped and wound up into a roll to form a honeycomb-body 1. The honeycomb 1 is inserted into an outside cylinder 2 to constitute a joining body 12, one end surface of the body 12 is erected while being contacted with the surface of a base 3, and a plate 4 having a through hole 40 is mounted on the other end surface of the cylinder 2. In this state, the whole including the base 3 is put into a furnace, which is made vacuum by exhausting. After that, a metal carrier is manufactured through diffusion bonding by heat treatment. In this process, during exhausting the furnace, air in the honeycomb 1 is exhausted from the through hole 40 so that the inside of the honeycomb 1 can be heat-treated at the degree of vacuum similar to the inside of the furnace, improving bonding strength.
Patent JP-H01199778-A (JP)
Title: Moving mechanism
Inventor: TANIDA TAKEO
IPC: B61B13/02
Filed: 1988-02-05
Abstract: PURPOSE:To prevent local wear of a guide bar and rollers so as to extend a life always maintaining a condition that the guide bar is closely held between the drive and forced contact rollers by providing a section contracted part in the vicinity of both end parts of the guide bar. CONSTITUTION:A guide bar 5 is held between a drive roller 10 and a press contact roller 12, and the guide bar 5 constricts its section in the vicinity of both end supporting parts of the bar so as to narrow the width from both sides. By this section contracted part 50, the guide bar 5 is permitted in its flection in the horizontal direction and torsion in the rotary direction in accordance with holding force transmitted from both the rollers 10, 12. Accordingly, even when a relative mounting position of the guide bar 5, drive roller 10 and the press contact roller 12 is a little displaced, the guide bar 5 can be placed in a condition it holds mutual contact copying the drive roller 10 and the press contact roller 12. Under this condition, not being accompanied with local wearing of the guide bar 5 and these rollers 10, 12, a moving bed 2 can be moved stably running along a guide rail 4 by rotating the drive roller 10.