baber/WOPTO huggingface dataset:
Patent JP-H01190771-A (JP)
Title: Recording fluid
Inventor: TOMITA YASUKO
IPC: C09D11/00
Filed: 1988-01-26
Abstract: PURPOSE:To obtain a recording fluid which has a high rate of fixation on plain paper and good frequency response and can give a nonblotting print, by mixing an imageforming color component with a liquid medium and a specified compound. CONSTITUTION:0.2-20% image-forming color component of a solubility >=1% at 20 deg.C (e.g., C.I. Food Black 2), 0.1-20wt.% compound having a three- dimensional structure having voids in the inside, an MW >=400 and a water solubility >=3% (e.g., alpha-cyclodextrin), and optionally, a viscosity modifier, a surfactant, a surface tension modifier, a pH controller, an antifungal, etc., are dissolved or dispersed in a liquid medium comprising water and/or an organic solvent (e.g., ethylene glycol monophenyl ether) to obtain a recording fluid of a viscosity <=5cP at 25 deg.C and a surface tension of 35-65dyne/cm at 25 deg.C.
Patent JP-S53101964-A (JP)
Title: Modulation circuit
Inventor: HIROSE KAZUTO
IPC: H03C1/00
Filed: 1977-02-18
Abstract: PURPOSE: To simplify the circuit constitution, by constituting the modulation circuit regarding the power terminal of an IC-implemented operational amplifier as a modulated signal input terminal. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H09213562-A (JP)
Title: Manufacture of laminated ceramic electronic component
Inventor: YAMADA KENICHI
IPC: H01G13/00
Filed: 1996-02-01
Abstract: PROBLEM TO BE SOLVED: To suppress the peel off and delmaination to be caused between ceramic green sheets due to rapid combustion of resin films 1 at a degreasing stage in a baking step. SOLUTION: Resin films 11 for holding electrodes 12 and ceramic green sheets 13 of a comosite sheet material 14 use those contg. an oxide powder 15 having the same component as the ceramic component of the green sheet 13 or main component common thereto. At baking, resin components in the film 11 scatter, while the power 15 remains in a laminate 20a and hence the rapid combustion of the resin components is suppressed and the powder 15 acts to enhance the bond strength between ceramic layers 21.
Patent JP-S54108948-A (JP)
Title: Glow discharge heating system
Inventor: TABATA YOUICHIROU
IPC: H05B7/16
Filed: 1978-02-14
Abstract: PURPOSE: Allocation of jointless serpentine piping in main electrodes and constitution so as to flow heated fluid into this serpentine piping facilitate to dwindle restriction of the shapes of the main electrodes and to contrive simplification and longevity of the constitution of the system.  
     CONSTITUTION: Constitution ia made up for making heat conduction from main electrodes 1, 2 favorable by brazing respectively jointless serpentine pipes 18, 19 in the internal surface of the main electrodes 1, 2 in such a way that in concurrence of flowing heated flow from influent ports 12a, 12b into effluent ports 13a, 13b with impressing voltage through electrode terminals 16, 17 onto main electrodes 1, 2, and by impressing high voltage onto the main electrodes 1, 2 respectively and infinitesimal gap having a pilot electrode 3 opposite thereto, glow discharge is made over all the surfaces of the main electrodes 1, 2 for giving heat in order to heat heated fluid. This facilitate to obviate corrosion without directly touching water to welding portions of the main electrodes 1, 2 and to maintain the stability of glow discharge. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H07214318-A (JP)
Title: Automatic welding machine and welding method using such machine
Inventor: NAGAI KOTARO
IPC: B25J9/22
Filed: 1994-02-10
Abstract: PURPOSE:To provide an automatic welding machine which unnecessitates suspension of a feeding line while information of welding position and the like are stored, and which therefore demonstrates a superior work efficiency. CONSTITUTION:A welding robot 11 is provided with a three-dimensionally driven power arm 11a consisting of a movable arm 3 and a driving part 12 that enables the movable arm 3 to move back and forth between a structure 7 and an object 17 to be taught. The movable arm 3 is arranged with a welding torch 5 and a sensor device 4 at the tip end. The driving part 12 is structured with a built-in driving mechanism constituted of a driving motor, etc., for rotating the movable arm 3 as far as a prescribed angle. In addition, an initial setting structure 17 is set in an arranged part 18 outside the feeding line 6. This structure 17 is provided with a part 14a for predeterming the simulated welding in the same shape as the predetermined welding part 14b of the structure 7 on a feeding line 6.
Patent JP-H05208553-A (JP)
Title: Two-color thermal recording material
Inventor: FUJII HIROYUKI
IPC: B41M5/30
Filed: 1992-01-31
Abstract: PURPOSE:To enhance sharpness and preservability, in a two-color thermal recording material having a high temp. color forming layer, an intermediate layer containing a color erasing agent and a low temp. color forming layer and containing a leuco dye and a developer in its color forming layers, by using a phthalide derivative expressed by a specific formula in one of the color forming layers. CONSTITUTION:In a two-color thermal recording material wherein at least high temp. color forming layer, an intermediate layer containing a color erasing agent and a low temp. color forming layer are successively formed on a support and the color forming layers contain a leuco dye and a developer, at least one kind of a phthalide derivative expressed by general formula (wherein R1-R6 are a hydrogen atom, an alkyl group, an unsaturated alkyl group, an alicyclic group, an aryl group, an aralkyl group, a tetrahydroxyfurfuryl group or a group substituted with a halogen atom, an alkyl group or an alkoxy group and X and Y are a halogena atom or an alkyl group) is pref. used in the high temp. color forming layer in order to satisfy a demand such as the enhancement of sensitivity, the stabilization of an image or multicolor recording.
Patent JP-S61176476-A (JP)
Title: Control method of pipe rotation speed in butt welding of pipe periphery
Inventor: IIJIMA SHIRO
IPC: B23K9/028
Filed: 1985-02-01
Abstract: PURPOSE:To control automatically the peripheral speed of welding point, to make welding conditions constant and to stabilize the quality by measuring the position of welding torch by fitting rotary encoder on the arm to move the welding torch and by performing an operation based on the signal thereof. CONSTITUTION:A pulse is transmitted to an arithmetic processing unit 7 by measuring always by a rotary encoder 3 the length R from the center of a pipe 6 upto the tip of a welding torch 1 namely upto a welding point 11. The arithmetic processing unit 7 calculates the peripheral speed of the welding point 11 based on the pulse thereof and transmits to a rotary motor 4 the signal to indicate the number of revolutions of the rotary motor 4 so as the make a proper peripheral speed by comparing the calculated value with the proper peripheral speed. By making the peripheral speed at the welding point 11 constant as per the above, a weld can be performed stably under the fixed welding conditions irrespective of the size of the pipe 6, which contributes greatly to the promotion of unmanned welding.
Patent JP-S56114552-A (JP)
Title: Metal mold for casting
Inventor: HAYASHI SHIYUNJI
IPC: B22C9/06
Filed: 1980-02-13
Abstract: PURPOSE: To provide a metal mold for casting which is so made as to prevent shrinkage from occuring in the thick wall part of a casting by fitting a core consisting of a cupper material in the opposing part of the cavity of the shape corresponding to the thick wall part of a metal mold which produces a casting having a thick wall part.  
     CONSTITUTION: A core 4 consisting of copper is provided in the mold 3 of the opposing part of a cavity 2 of a shape corresponding to the thick wall part of a mold 1. When molten metal is poured into this metal mold, the high heat of the molten metal flowed into the cavity 2 of the shape corresponding to the thick wall part is absorbed by the core 4 consisting of a copper material of high heat conductivity and is released to the outside. Therefore, the occurrence of shrinkage in the thick wall part of the casting is prevented. If desired, it is possible to permit faster cooling of the thick wall part by using the core provided with a hole 6 for flowing of fluid, for example, air or water, for the core 5 consisting of copper. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S61176862-A (JP)
Title: Method and instrument for measuring impedance
Inventor: KAMIMURA TAKASHI
IPC: G01R27/02
Filed: 1985-02-01
Abstract: PURPOSE:To determine an unknown impedance value such as electric discharge impedance by detecting an amplitude ratio and phase difference from the voltage waveform when the end of a high-frequency power source to be connected to load is open and the voltage waveform when the unknown impedance is connected thereto and subjecting the same to arithmetic processing. CONSTITUTION:The sine wave of the high-frequency power source 2 is generated in synchronization with the clock signal of a clock generator 1 and the clock signal is inputted as an external trigger signal to a synchroscope 5. A high-frequency voltage probe 4 is connected to the point A. A coaxial switch 3 is connected to the side (a). The voltage at the point A is the sine wave of the amplitude E0 having no phase deviation with respect to the clock signal. The voltage at the point A is the sine wave of the amplitude V having the phase deviated by psi by the load (unknown impedance Z) 6 when the switch is connected to the side (b). The phase difference psi and amplitude ratio eta(V/E0) are measured and are inputted to an arithmetic means 7 and the value of the load impedance is easily determined by the equation.
Patent JP-H03219822-A (JP)
Title: Surface layer structure of member and its preparation
Inventor: DOGE YUTAKA
IPC: A63B49/02
Filed: 1990-01-26
Abstract: PURPOSE:To provide the surface layer structure of a member readily giving a sufficiently deep or stereoscopic appearance by forming a phototransmissive transparent protective layer or the outside of a phototransmissive resin layer mixed with light-reflective particles and formed or the main body of the member. CONSTITUTION:A phototransmissive transparent resin layer 15 mixed with light-reflecting particles 13 is formed on the main body 11 of a member prepared by winding a prepreg comprising a synthetic resin and high strength fibers impregnated with the synthetic resin. The high strength fibers include carbon fibers and aramide fibers, and the synthetic resin includes an epoxy resin and a polyester resin. A phototransmissive transparent protecting layer 17 is formed outside the above-mentioned transparent resin layer 15 to prepare the surface layer structure of the member. The surface layer structure readily gives a deep or sufficiently stereoscopic appearance because light irradiated from outside travels to the transparent resin layer through the transparent protecting layer, collides with the light-reflective particles, is reflected and reaches the sections of human eyes through the transparent protecting layer.
Patent JP-S62174252-A (JP)
Title: Phenolic resin molding material
Inventor: HANAWA TOSHIKI
IPC: C08L61/04
Filed: 1986-01-28
Abstract: PURPOSE:To obtain a phenolic resin molding material which has excellent moldability and improved properties with regard to the haze of molds, by incorporating a low-viscosity exlene resin having a low water content in a phenolic resin having a low unreacted phenol content. CONSTITUTION:A molding material contains a phenolic resin having a low unreacted phenol content as a principal ingredient and a low-viscosity xylene resin having a low water content as a plasticizer. It is desirable that the water content of the molding material is 1wt% or below from the viewpoint of an effect of reducing the haze of molds. The water content is adjusted during kneading or drying. As the low-viscosity xylene resin, a liquid resin otbd. by condensing m-xylene with formaldehyde in the presence of a strong acid and washing and purifying the product is used. Pref. the viscosity of the xylene resin is 70-130cP (20 deg.C, 80% toluene soln.).
Patent JP-H09214229-A (JP)
Title: Glass antenna
Inventor: TANIGUCHI TATSUAKI
IPC: H01Q1/32
Filed: 1996-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a glass antenna ensuring high reception sensitivity over a broad frequency band for both a TV radio wave and an FM radio wave on a glass plate ensuring only a limited space because provision of a defogger. SOLUTION: The antenna is provided on a glass place on which defogger areas 130, 140 having plural heaters extended in the direction of car width as a defogger and blank areas without heaters. In this case, the antenna is provided with 1st antenna element 100, 150 extended in crossing with heaters of the defogger in the defogger areas 130, 140, 2nd antenna elements 110, 120 extended in blank areas in capacitive coupling with the 1st antenna element 100, 150, and 3rd antenna elements 170, 180 extended on the blank areas, with negligibly small capacitive coupling with the 1st antenna element 100, 150 and with a frame shape in which a sum of longitudinal length and lateral length is selected to be 60cm or below.
Patent JP-S60161987-A (JP)
Title: Benzoheterocyclic ring derivative
Inventor: ISHIKAWA HIROSHI
IPC: A61P31/04
Filed: 1984-01-31
Abstract: NEW MATERIAL:A compound expressed by formula I {R<1> is lower alkyl; R<2> is halogen or formula II [R<4> and R<5> may link mutually through O or N to form (lower alkyl- or OH-substituted) saturated heterocyclic ring]; R<3> is amino or nitro; X is halogen; n is 0 or 1}. EXAMPLE:8-Fluoro-2-methyl-9-( 4-methyl-1-piperazinyl )-7-amino-6-oxo-1, 2-dihydropyrrolo(3,2,1-ij)quinoline-5-carboxylic acid. USE:An antimicrobial agent having low toxicity with little side effect. PREPARATION:For example, a compound expressed by formula III (X<1> is halogen, lower alkanesulfonyloxy, etc.) is nitrated to give a compound expressed by formula IV, which is then reacted with a compound expressed by the formula R<2>H to afford the compound expressed by formula I (R<3> is NO2). The resultant compound expressed by formula I (R<3> is NO2) is then reduced to give the compound expressed by formula I (R<3> is NH2).
Patent JP-S59142473-A (JP)
Title: Testing device of electric contact
Inventor: YAMAZAKI HISASHI
IPC: G01R31/00
Filed: 1983-02-03
Abstract: PURPOSE:To measure simultaneously and continuously the chattering and the extent of consumption of an electric contact by providing a light shielding part for shutting off a light from a light source in case when a movable contact and a fixed contact are closed, on a supporting body of the movable contact. CONSTITUTION:A movable contact 1 and a fixed contact 2 are fixed to electrodes 3, 4, respectively, and a light from a light emitting lamp 5 passes through a slit 7 of a light shielding part and it is received by a photodetector 8. An operating lever 12 is provided on the movable electrode part 3, and a horizontal operating rod 13 installed to this lever 12 contacts by pressing to an eccentric cam 14. The movable electrode 3 and the operating lever 12 are supported by springs 15, 16, respectively, so that a contact force and a dissociation force of the contact are changed. As a result, when the eccentric cam 14 rotates, the movable contact 1 repeats its contact and dissociation to and from the fixed contact 2. Also, as to a variation of an electromotive force of the photodetector 8, a chattering waveform is obtained by an amplifier 9, a memory 10 and an oscilloscope 11. In this way, the chattering and the extent of consumption can be measured simultaneously and continuously.
Patent JP-H10215600-A (JP)
Title: Generator
Inventor: NAGAMURA HIDEHIRO
IPC: H02P9/30
Filed: 1997-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a generator which can deal with SSR (shaft resonance) phenomenon, without relying on an prior analysis. SOLUTION: A turbine generator 1 comprises a turbine 2 and a generator 3, supplying an electric output to a DC power supply 5 through a main transformer 4. The DC power supply 5 comprises a transformer 6, power converters, i.e., thyristor converters 7, 8, a transformer 9, and a converter controller 10, wherein the transformer 9 supplies AC power to a counterpart AC system 11. 12 represents the turbine generator of another Ac power supply. Angular speeds ω1, ω2 at the opposite end parts of the rotary shaft of the generator 3 and the effective power P of the generator 3 are detected, and detection signals are delivered to an SSR monitor 13. Based on these input signals, the SSR monitor 13 delivers an SSR detection signal to the converter controller 10.
Patent JP-H09208169-A (JP)
Title: Hand rail for passenger conveyor
Inventor: SAITO CHUICHI
IPC: B66B23/24
Filed: 1996-02-02
Abstract: PROBLEM TO BE SOLVED: To suppress deterioration of the surface of a hand rail, in which an antibacterial agent is mixed and kneaded, even in the hand rail using a clamping driving system by constructed at least both side circumference parts in the outer circumference part of a synthetic rubber body in which an antibacterial agent is mixed and knead. SOLUTION: A hand rail, which is formed into a shape provided with a C-shaped cross section, is formed into an integrated composite body in which an outer circumference 2A is covered by means of a synthetic rubber body 2a while a fabric body 2b is arranged in the inside and in an inner circumference part 2B. An outer circumference flat part 2Aa is formed of a conventional synthetic rubber composition or of a rubber material in which a small quantity of antibacterial agent is mixed, while in a synthetic rubber 2Ab, an antibacterial agent 2C is mixed and kneaded in a quantity sufficient to kill Escherichia coli and the like. For the antibacterial agent 2C, a metal group one such as a silver single substance, a copper single substance, and varied kinds of metal oxides, an organic silicon group one, a phenylamide group one, an animal group one, and a phenol group one are available. As to the antibacterial agent 2C mixed in the synthetic rubber body 2a in the outer circumference flat part 2Aa, its mixing ratio is decided on the basis of a degree of an antibacterial action to both side circumference part 2Ab.
Patent JP-H05216755-A (JP)
Title: Cache memory system
Inventor: YAMAMOTO MITSUHIRO
IPC: G06F12/08
Filed: 1992-02-03
Abstract: PURPOSE:To accelerate the processing speed of the entire system by optimizing the number of data blocks to be read from a main memory in the case of generating cache error. CONSTITUTION:A stop register 4 is provided to store comparison reference data RDT. A comparator 5 is provided to output a compared result signal RSTP to be made active when prescribed data CDT in a data block read from a main memory 3 are coincident with the comparison reference data RDT. When the comparison result signal RSTP is made active, a memory control part 10 of a CPU 1 completes the read of data blocks from the main memory 3.
Patent JP-H07215407-A (JP)
Title: Storage container lid with scoop
Inventor: DEBITSUDO EI BAADO
IPC: B65F1/16
Filed: 1995-01-10
Abstract: PURPOSE: To provide a storage container lid capable of being operated by one hand which has an upper opening fully exposed by removing it from the container when used as a scoop and functions as a pivotally moving cover when returned to the container. CONSTITUTION: A storage container lid is a pivotally moving lid to cover the upper opening of a container 13 and comprises a scoop recessed part 26 formed in the front part thereof to collect dirt and small articles and a hand holding bar 32 formed in the rear part thereof which are formed integrally with each other. An opening for grip is provided in the lower part of the hand holding bar, and the hand holding bar is positioned on the longitudinal center axis of the lid. The lid is pivoted about a horizontal axis by a pivotally supporting pin 42, and selectingly opens and closes the upper opening 50 of the container. The lid can be removed from the upper edge of the container by grasping the hand bar, and utilized as a scoop to collect dust.
Patent JP-S59144900-A (JP)
Title: Low-temperature liquefied gas tank
Inventor: SUNADA HIROYUKI
IPC: F17C13/12
Filed: 1983-02-04
Abstract: PURPOSE:To reliably dilute and discharge leaked gas into the sky with a simple structure by guiding the outside air current flowing into an annular space through a vent hole into a ventilating pipe through a lower box-type duct together with the leaked gas. CONSTITUTION:A tank main body 1 and a barrier 4 form a double-wall structure, and farmful gas leaked from the tank main body 1 is temporarily stored in an annular space 2. Part of the outside air current flows into a Venturi- like passage 10 and is accelerated, and the remainder flows into the annular space 2 through a vent hole 12 and is mixed with the leaked gas and rises from the opening 11 of a box-type duct 5 through a ventilating pipe 7, it is absorbed into a Venturi-like passage 10 through a duct 6 by the accelerated outside air current then diluted and discharged into the sky. Accordingly, the leaked gas can be reliably diluted and discharged into the sky by utilizing the outside air current with a simple structure.
Patent JP-S60162566-A (JP)
Title: Method for measuring venting of gas in die casting cavity
Inventor: TANAKA HARUHIDE
IPC: B22D17/32
Filed: 1984-02-04
Abstract: PURPOSE:To judge whether the venting of gas is adequate or inadequate by exerting a specified pressure to the inside of the cavity formed to dies and measuring the pressure in the cavity during the pressurization. CONSTITUTION:A pressure measuring hole 21 communicating with a cooling water path 20 is punched to the top end 11 of a plunger 10 and the hole 21 is opened into a sleeve part 8. The path 20 is connected to a flexible hose 22 provided to the outside of a plunger 10 and a pressure sensor 23 is attached to the front end thereof. An injection cylinder 9 is driven to advance the plunger 10 and to exert a specified pressure to the inside of the part 8 while a molten steel is not poured. The pressure in the part 8 during the pressurization is measured with the sensor 23 and whether venting is adequate or inadequate is judged.
Patent JP-H01192884-A (JP)
Title: Method for dyeing leathery sheet
Inventor: HIOKI KATSUHIRO
IPC: D06M101/16
Filed: 1988-01-27
Abstract: PURPOSE:To obtain the title supple dyed material excellent in fastness, in which even the interior thereof is sufficiently dyed, by subjecting a leathery sheet consisting of ultrafine polyamide fibers and a polyurethane elastomer to water repellent treatment within a specific range and dyeing the resultant sheet with an aqueous solution of a metallic complex salt dye. CONSTITUTION:For example, a leathery sheet constituted of a fiber structure consisting of ultrafine polyamide fibers having <=0.1d size and/or bundle-like fibers thereof and a polyurethane high polymer elastomer is previously subjected to water repellent treatment at a water repellency score within the range of 55-75 using a fluorine based water repellent or alkylmethylolamide type water repellent, and the resultant sheet is then subjected to dyeing treatment in an aqueous dyeing liquor containing a metallic complex salt dye at >=80 deg.C to dye the above-mentioned sheet, rich in suppleness with excellent color fastness in which the interior thereof is dyed in a relatively homogeneous state of a lighter color than that of the surface without shiners.