baber/WOPTO huggingface dataset:
Patent JP-H10151735-A (JP)
Title: Ink jet plotter
Inventor: SHIRASAKI AKIMITSU
IPC: B41J2/07
Filed: 1996-11-21
Abstract: PROBLEM TO BE SOLVED: To increase the printing speed of an ink jet plotter by using a plurality of ink jet printing heads without requiring the adjustment of the precise printing positions of the printing heads. SOLUTION: A plurality of rows of nozzles 18 of ink jet printing heads are provided and a plurality of nozzle rows are parallelly arranged so that all of the nozzles 18 of the respective nozzle rows are opposed to all of the nozzles 18 corresponding to the adjacent nozzle rows. When the printing heads 2, 4 are moved along a Y-rail in the direction shown by an arrow Y, at first, a line 40 composed of a dot group is printed on paper in an ink emitting amt. half a normal ink emitting amt. by the printing head 2 and, next, a line is printed so as to be superposed on the line 40 in an emitting amt. half a normal ink emitting amt. and a line 42 having a normal thickness is formed. The respective dots of the line 42 become a normal dot size by the twice printing at the same position by the printing heads 2, 4.
Patent JP-H06176365-A (JP)
Title: Recording method for optical disk
Inventor: KIRINO FUMIYOSHI
IPC: G11B7/00
Filed: 1992-12-07
Abstract: PURPOSE:To improve the control property of recording control and to attain high density recording by enabling the test recording using an optical recording medium sensitively reacting on temperature and finding an optimum recording condition on a disk for a DRAW type optical disk on which the test recording is impossible untill now. CONSTITUTION:This disk consists of two kinds of areas of a DRAW type area capable of recording only once and an area capable of rewriting even many times. These areas are utilized so that prewrite testing is performed by a rewrite type part and the optimum recording condition is found, and user data are recorded on the DRAW type area.
Patent JP-H05132531-A (JP)
Title: Modified chlorinated polyolefin composition
Inventor: SAITO TOSHIMITSU
IPC: C09D151/00
Filed: 1991-11-13
Abstract: PURPOSE:To provide the subject composition which can be produced by a simple, industrially practicable process whereby an addition reaction of a liquid rubber and maleic anhydride with a chlorinated polyolefin can be effectively performed. CONSTITUTION:The objective composition is obtained by reacting 100 pts.wt. chlorinated polyolefin (of a chlorine content of 5-75wt.%) with a mixture comprising 0.1-10 pts.wt. maleic anhydride, 0.1-60 pts.wt. (meth)acryl-modified hydrogenated polybutadiene (containing at least one (meth)acryloyl group in the molecule) and 0.3-30 pts.wt. organic peroxide under heating. This composition can be applied to a polyolefin substrate without pretreatment with a chlorohydrocarbon solvent and, when used as a coating primer, can exhibit excellent adhesion to a coating material even by washing with an alcoholic solvent or tap water, gasoline resistance, water resistance, etc., and less suffers the demerits of conventional chlorinated polyolefin.
Patent JP-H07178370-A (JP)
Title: Vibrator and vibrating actuator
Inventor: SHINGYOUCHI MITSURU
IPC: H02N2/00
Filed: 1993-12-24
Abstract: PURPOSE:To obtain a vibrator, etc., having high general applicability which is small in size and flat in shape an is applied to any of a rotary type and a linear type and from which driving force is taken out in any direction and also large driving force is taken out. CONSTITUTION:An elastic body 3 having a space part 2 in the central part and having the shape of a flat quadrangle is installed. Piezoelectric bodies 4 are stuck to the four sides of the elastic body 3. By applying voltage to the piezoelectric bodies 4, strains is generated in the piezoelectric bodies 4 to allow the generation of prescribed vibration in the elastic body 3. By rotating a vibration mode at this time, elliptical vibration is generated in corner parts 3 an central parts of sides 3a of the elastic body 3. Such a vibrator, etc., are used for various kinds of vibrating actuators, and the whole device is formed in small size and flat. Since they have high strength, large driving force is obtained. Therefore, they have high general applicability as a driving source.
Patent JP-H09167786-A (JP)
Title: Method of adjusting and packaging electronic parts packaging device
Inventor: UCHIDA MAMORU
IPC: H01L21/68
Filed: 1995-12-15
Abstract: PROBLEM TO BE SOLVED: To attain the high packaging precision with a short time by independently coping with the proper positional slippage due to a temporary pressure fixing unit as well as the proper positional slippage due to a regular pressure fixing unit by a packaging offset and a pressure fixing offset. SOLUTION: Electronic parts are temporarily fixed to a substrate by a pressure fixing unit. (step 1). A proper positional slippage in the time of packaging is measured according to proper positional slippage in the time of packaging from the substrate of temporarily fixed electronic parts to set up the package offset according to this time of packaging (step 2). The proper positional slippage is corrected by a temporarily pressure fixing unit to temporarily pressure fix the electronic parts on the substrate (step 3). The temporarily pressure fixed electronic parts are pressure fixed on the substrate by a regular pressure fixing unit. (step 4). The positional slippage of the pressure fixed electronic parts from the substrate is measured to set up the pressure fixing offset according to the positional slippage of the pressure fixed electronic parts from the substrate. Through these procedures, the packaging precision can be adjusted precisely within a short time.
Patent JP-H08185823-A (JP)
Title: Scanning type electron microscope and sample image observing method using it
Inventor: SATO MITSUGI
IPC: H01J37/28
Filed: 1994-12-28
Abstract: PURPOSE: To observe a high resolution image by preventing an increase in astigmatism when a sample stage is inclined or a recessprojection and a projection exist on a sample in a scanning type electron microscope to observe a high resolution image under low accelerating voltage. CONSTITUTION: Axially symmetric electrodes 10a and 10b through which a primary electron beam 4 can pass, are arranged in an electron beam passage part of a magnetic pole of an objective lens 6, and energy of the primary electron beam passing through the objective lens 6 is made higher than final accelerating voltage. A sample stage 13 has a sensor 25 to detect an inclination of a smaple, and when an inclination of the sample is large, impression voltage on the electrode 10a is set in a small value or zero by a control means 11.
Patent JP-H08180308-A (JP)
Title: Core thin-film magnetic head
Inventor: MUKAIDE NORIAKI
IPC: G11B5/127
Filed: 1994-12-28
Abstract: PURPOSE: To easily and surely execute joining of a back gap of a core thin-film magnetic head having an extremely small gap depth and extremely small induction. CONSTITUTION: A pair of core half bodies 3, 3 of the core thin-film magnetic head consisting of a pair of the core half bodies 3, 3 and magnetic material layers 5, 5 formed on a pair of the core half bodies 3, 3 consist of nonmagnetic material parts 1, 1 arranged on a medium sliding surface side and magnetic material parts 2, 2 arranged on the side opposite to the medium sliding side. In addition, a pair of the core half bodies 3, 3 have a winding window 4 on their opposite face. The magnetic material layers 5, 5 are formed on the inner peripheral surfaces of the winding window 4 and the magnetic material layers of the apex parts 9, 9 of the winding window are disposed to face each other across the magnetic gap material 6, thereby forming a magnetic gap 7.  The magnetic material parts 2, 2 formed on a pair of the core half bodies 3, 3 are joined to each other and form the magnetic core together with the magnetic material layers 5, 5.
Patent JP-H09164906-A (JP)
Title: Emergency air-bag device for automobile
Inventor: OTANI AKIO
IPC: B60R21/36
Filed: 1995-12-15
Abstract: PROBLEM TO BE SOLVED: To expand an air-bag stored in a bumper by the will of a driver in case of emergency. SOLUTION: This device is provided with a bumper 2 having storing rooms 3a, 3b installed to store air-bags 4a, 4b, the air-bags 4a, 4b stored in a no gas state in the storing rooms 3a, 3b installed on the bumper 2, gas generation means 5a, 5b installed connectingly with the air-bags 4a, 4b and installed for expanding the air-bags 4a, 4b and gas plug opening means 7a, 7b, 8, 9a, 9b, installed connectingly with the gas generation means 5a, 5b, for opening the plugs of the gas generation means 5a, 5b near the operation seat of an automobile. When the gas generation means 7a, 7b, 8, 9a, 9b are operated in case of emergency, the air-bags 4a, 4b, are expanded so as to cover the bumper 2.
Patent JP-H03190144-A (JP)
Title: Semiconductor device of tape carrier system
Inventor: KANEYAMA FUMIYASU
IPC: H01L21/60
Filed: 1989-12-19
Abstract: PURPOSE:To remove the mismatching of an impedance and to contrive a reduction in a reflection loss by a method wherein a terminal resistance module substrate is connected to the contact surfaces of leads of a tape carrier system, which are connected with the bumps of a semiconductor chip, and to the lead surfaces on the opposite side to the contact surfaces and a signal is terminated. CONSTITUTION:A resistance module substrate 10 has an aluminium substrate 11, a conductor 12 and resistors 13. There, the conductor 12 is provided on the side of the surface of the substrate 11, the resistors 13 are connected with the conductor 12 and at the same time, bumps 16 formed of an Ag paste are formed. Moreover, a conductor 15 is provided also on the side of the rear of the substrate 11 via through holes 14. Then, a semiconductor device, in which TAB leads 4 supported by a film carrier 3 are connected to Au bumps 2 of an IC chip 1, is placed on the substrate 10 and the bumps 16 are hardened. In short, by connecting the bumps 16 formed of an Ag paste to the leads 4, terminal resistors are respectively provided in the vicinities of pads of the chip 1 of a tape carrier system.
Patent JP-H04194937-A (JP)
Title: Processing device for photosensitive material
Inventor: MIYASAKA EIJI
IPC: G03D3/00
Filed: 1990-11-27
Abstract: PURPOSE:To process a photosensitive material uniformly and stably by supplying a new processing liquid uniformly along the axial direction of the photosensitive material into the processing liquid already given in the feeding side of the photosensitive material so that every photosensitive material to be processed in the processing tank is processed with processing liquid newly supplied at every time and that the process is completed till the photosensitive material passes through the processing tank. CONSTITUTION:In a development processing tank 96 and stabilizing tank 96A, a developer and a stabilizer are uniformly supplied to the feeding side of the photosensitive material PM for development and stabilization, respectively. Moreover, each processing tank 96, 96A has enough length to complete development or stabilization in the tank itself. Thereby, the photosensitive material PM carried to the tanks 96, 96A is uniformly subjected to the effect of new treatment liquid in the initial stage of development and stabilization, and these processes are completed during the photosensitive material is passed through these tanks 96, 96A. Thereby, development and stabilization of the photosensitive material PM is done in constant and high qualities.
Patent JP-H07179547-A (JP)
Title: Production of polyurethane solution
Inventor: KITAMURA KOTA
IPC: C08G18/10
Filed: 1993-12-24
Abstract: PURPOSE:To obtain a polyurethane solution having excellent stability of viscosity with time, comprising a polyol, an organic diisocyanate and an organic diamine as main reaction components, by adding a specific acidic substance and subjecting the main reaction components to chain extension reaction. CONSTITUTION:A polyol (preferably a polyoxybutylene ether glycol having 1,000-3,000 molecular weight) is reacted with an excessive amount of an organic diisocyanate (preferably 4,4'-diphenylmethane diisocyanate) to give a prepolymer. Then, an acidic substance selected from a carboxylic acid and a carbon dioxide gas (preferably acetic acid or a carbon dioxide gas) is added in a chemical equivalent as an acid of 5-200% based on a chemical equivalent of an organic diamine as a base to be used in a chain extender reaction. Then chain extension reaction is carried out with an organic diamine (e.g. ethylenediamine) and a small amount of a secondary monoamine (e.g. diethylamine) to give the objective polyurethane solution.
Patent JP-H04194592-A (JP)
Title: Double piped heat exchanger
Inventor: NISHIMOTO YOSHIHIRO
IPC: F28F1/42
Filed: 1990-11-27
Abstract: PURPOSE:To improve more a heat exchanging performance, enable a compact and light weight heat exchanger to be attained by a method wherein fins of an outer pipe are abutted against an outer surface of an inner pipe and a clearance between the outer pipe and the inner pipe is partitioned by the fins. CONSTITUTION:A plurality of fins 22 disposed at an inner surface of an outer pipe 20 are arranged in a circumferential direction in a predetermined spaced- apart relation. A plurality of projections 28 are disposed on an outer circumferential surface of the inner pipe 24 in a circumferential direction in a predetermined spaced-apart relation. The inner pipe 24 is inserted into the outer pipe 20, an extremity end surface of each of the fins 22 is abutted against an outer surface between the projections 28 and integrally fixed to the outer pipe 20. A plurality of independent refrigerant passages 30 are formed between the inner pipe 24 and the outer pipe 20. Since the projections 28 are present on the outer surface of the inner pipe 24, an area of the inner pipe 24 contacting with refrigerant flowing outside the inner pipe is increase and then a heat exchanging operation between fluid flowing in the inner holes 26 of the inner pipe 24 and refrigerant flowing in a plurality of refrigerant passages 30 is efficiently carried out.
Patent JP-H10139913-A (JP)
Title: Antibacterial and antimold polymer foam
Inventor: MORI MASAHARU
IPC: C08L23/04
Filed: 1996-11-01
Abstract: PROBLEM TO BE SOLVED: To obtain a polymer foam which is nontoxic and has persistent antibacterial and antimold effect by incorporating a bactericidal organic compound in a polymer foam. SOLUTION: A mixture comprising 100 pts.wt. composition prepared by mixing a copolymer resin comprising 72-95wt.% ethylene and 28-5wt.% vinyl acetate with a plasticizer, a stabilizer, a filler, an antioxidant, etc., each in an amount of 0.005-5.0 pts.wt., 0.5-3 pts.wt. crosslinking agent and 0.005-5.0 pts.wt. antibacterial organic compound selected among N,N-dimethyl-N'-phenyl-N '-(fluorodichchloromethylthio)sulfamide, 1,2-benzisothiazolin-3-one, diiodomethyl-p- tolyl sulfone and methyl(benzimidazole-2-yl)carbamate is molded, and the molding is expanded under pressure.
Patent JP-2001145931-A (JP)
Title: Method and apparatus for in-mold foam molding and molding foamed in mold
Inventor: SAMEJIMA MASAHIKO
IPC: B29C44/00
Filed: 1999-11-17
Abstract: PROBLEM TO BE SOLVED: To provide a method for in-mold foam molding which can secure the smooth movement of a movable partition member while the generation of burrs is prevented, an apparatus for the method, and a molding foamed in a mold. SOLUTION: A molding space 13 is divided into divided molding spaces 13A, 13B by a movable partition member 32 which penetrates a core mold 11 to be protrudabe/retractable into/from the molding space and a fixed partition member 40 installed integrally in the core mold 11, and divided molding parts 11a, 11b respectively constituting the divided molding spaces 13A, 13B of the core mold 11 into/from which the movable partition member 32 is protruded/retracted are integrated at a position corresponding to the fixed partition member 40.
Patent JP-H11158262-A (JP)
Title: Production of polycarbonate
Inventor: KINOSHITA TAKATOSHI
IPC: C08G64/20
Filed: 1997-11-28
Abstract: PROBLEM TO BE SOLVED: To produce a high-quality polycarbonate continuously at a reduced cost of equipment and a reduced cost of operation by polycondensing diphenyl carbonate with an alcohol under a specified temperature and a pressure conditions by passing the starting materials through a series of at least one horizontal cylindrical agitation tank and thereby heightening the viscosity of the treated solution to a specified value. SOLUTION: The first agitation tank is a single-shaft horizontal one having a clearance of 1-50 mm between the inside wall and the agitation blade and is operated at an agitator revolution speed of 1-10 rpm, and the second agitation tank is a twin-shaft horizontal one having parallel shafts and operated at an agitator revolution speed of 1-15 rpm. The alcohol used is, for example, bisphenol A. The starting materials arc polycondensed at a reaction temperature of 200-300 deg.C under subatmospheric pressure to increase the viscosity of the treated solution from 1 Pa.s to 5,000 Pa.s. The treated solution discharged from the first agitation tank and having a viscosity of 1,000 Pa.s is fed to the second agitation tank 2 via a pump 6 to increase the viscosity to 5,000 Pa.s.
Patent JP-S64227-A (JP)
Title: Production of high tensile non-oriented electrical steel sheet
Inventor: NAKAMOTO MASAHIRO
IPC: H01F1/16
Filed: 1987-12-24
Abstract: PURPOSE:To produce a high tensile non-oriented electrical steel sheet by hot rolling a low carbon-content steel slab, coiling the steel sheet at the specific temp. to be determined by the relation between the hot rolled sheet and the sheet thickness and subjecting the sheet further to cooling and annealing under specific conditions, then subjecting the sheet to cold rolling and final finish annealing. CONSTITUTION:The steel slab contg., by weight %, <0.01% C, 2.0-3.5% Si, 0.1-10.0% Mn, <0.20% P, 0.10-1.50% Al, and <0.008% B, or further <6.0% Ni is hot rolled. The hot rolled sheet is coiled at the temp. CT deg.C expressed by the equation I in the relation with the thickness t(mm) of the hot rolled sheet. Cooling is started within 5hr after the end of the coiling and the sheet is cooled at >=100 deg.C/hr cooling rate down to 300 deg.C and is held without annealing or is annealed for 5sec-15min in a 500-1,000 deg.C range. After such sheet is cold rolled to form the steel sheet having a desired thickness, the sheet is subjected to the finish annealing for 5sec-15min at 700-900 deg.C, by which the non-oriented electrical steel sheet having the excellent strength and magnetic characteristics is obtd.
Patent JP-H08184856-A (JP)
Title: Production of liquid crystal display device
Inventor: MURAKAMI MASAYUKI
IPC: G02F1/1368
Filed: 1994-12-28
Abstract: PURPOSE: To provide a process for producing a liquid crystal display device which allows reusing of even a product having a discovered cross short line defect by repairing such defect. CONSTITUTION: This liquid crystal display device is formed by holding liquid crystals between an array substrate formed with plural scanning lines and signal lines and TFTs in their intersected parts and a counter substrate formed with counter electrodes. The cross short line defect part 23b of a liquid crystal cell 23 of such device is disconnected by impressing voltage on the cross short defect part.
Patent JP-H10170127-A (JP)
Title: Refrigerator
Inventor: UJI YUTAKA
IPC: F25D17/08
Filed: 1996-12-09
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive refrigerator without employing any damper thermostat for a temperature sensor for a freezing chamber or the temperature regulation of a refrigerating chamber by a method wherein the operation of a compressor and a fan is controlled by detecting the temperature of the refrigerating chamber. SOLUTION: The operation of a compressor and a fan 4 is controlled by a refrigerating chamber temperature sensor 14 and the switching of a temperature in a freezing chamber 1 is effected by increasing and decreasing the opening area of inlet port of a refrigerating chamber returning duct 17 by a shutter 18 whereby respective chambers are retained at a desired temperature with an inexpensive specification without employing any temperature sensor for the freezing chamber or any damper thermostat for the refrigerating chamber.
Patent JP-2001145030-A (JP)
Title: Photodetector
Inventor: MIZUNO SEIICHIRO
IPC: H04N5/363
Filed: 1999-11-18
Abstract: PROBLEM TO BE SOLVED: To provide a photodetector for extracting a moving body in a received optical image that has a small occupied area of a circuit section shared per one pixel. SOLUTION: Each of N-sets of light receiving sections 801-80N has a photodiode PD, a light receiving capacitor section Cd and a switch element SW0. An amplifier A1, an integration capacitor section Cf1 and a switch element SW11 are connected in parallel between an input terminal and an output terminal of an integration circuit 10. The capacitance of the integration capacitor section Cf1 is selected equal to a capacitance of the light receiving capacitor section Cd of each of N-sets of the light receiving sections 801-80N. A switch element SW01 is provided between the input terminal of the integration circuit 10 and the respective switch elements SW0 of the N-sets of the light receiving sections 801-80N.  The switch element SW02 is provided between the output terminal of the integration circuit 10 and the respective switch elements SW0 of the N-sets of the light receiving sections 801-80N.
Patent JP-H09142185-A (JP)
Title: Seat slide device
Inventor: ISOMURA SATORU
IPC: B60N2/06
Filed: 1995-11-22
Abstract: PROBLEM TO BE SOLVED: To form an upper rail in such a way that a plate is blanked in a prescribed shape and bent, reduce the number of part items, reduce an assembly man-hours, and reduce a cost. SOLUTION: An inverted T-shape upper rail 3 is formed in such a manner that a single plate is blanked and bent. The upper rail comprises one-plate constitution longitudinal wall parts 15 and 17 serving as a mounting part to which at least a lifter brake and a reclining mechanism part are fixed; and bent two-plate constitution vertical wall parts 20, 21, and 18. The one-plate constitution vertical wall parts 15 and 17 is formed in such a state to be stretched to a position above the bent parts of the upper ends of the two-plate constitution vertical wall parts 20, 21, and 18.
Patent JP-H06141930-A (JP)
Title: Office automation desk
Inventor: TSUKAHARA SHOJI
IPC: A47B13/00
Filed: 1992-11-13
Abstract: PURPOSE:To provide shelves easy for use at an office automation(OA) desk which is used being provided with OA apparatuses on its top plate. CONSTITUTION:The depth size of one side 2a of a desk top plate 2 is set large in comparison with the depth size of the other side 2b, and at the same time at the back part on the top plate 2, staggered shelves 8 whose height from the top plate 2 is set high on a side 8a where the top plate depth size is large, and is set low on a side 8b where depth is small, are provided.
Patent JP-H11165905-A (JP)
Title: Image reading device and image forming device having the same
Inventor: NAKAGAWA DAIGO
IPC: B65H5/06
Filed: 1997-11-28
Abstract: PROBLEM TO BE SOLVED: To provide an image reading device and an image forming device having the same which bring about low manufacturing cost and simple structures compared to conventional ones. SOLUTION: A first driven roller 3c and a second driven roller 3e are directly pressed against a transferring means 3d and a paper discharge means 3f by means of one pressurizing member 3i. The transferring means 3d transfers to an image reading means 4 sheets separated from each other one by one by a separation means 3a. The sheet, whose information is read by the image reading means 4, is discharged by the paper discharge means 3f. The first driven roller 3c is rotated while following the transferring means 3d at the time of transferring the sheet. The second driven roller 3e is rotated while following the paper discharge means 3f at the time of discharging the sheet. A penetrating shaft, to be penetrated to the driven rollers 3c and 3e for rotating them, is unnecessitated.