baber/WOPTO huggingface dataset:
Patent JP-S6292603-A (JP)
Title: Manufacture of plane antenna
Inventor: MIYANARI MASAHARU
IPC: H01Q21/00
Filed: 1985-10-18
Abstract: PURPOSE:To uniformize the thickness of a dielectric base by increasing the size of the dielectric base larger than an antenna base and arranging a base frame having the same thickness as that of the base at the peripheral part of a ground conductor base so as to apply high temperature press. CONSTITUTION:The size of a protection film 2, the ground conductor base 4 and an adhesion film 6 is formed the same as that of the antenna base 1 and the dielectric base 3 is formed larger than the base 1. The base frame 11 made of a metallic plate giving the same thickness as that of the base 4 is arranged to the peripheral of the ground conductor base 4. A cushion member 8, a mirror plate 7, the base frame 11 and a removing paper 10 are arranged on a heater plate 9, the ground conductor base 4 is placed to the inside of the base frame 11, an antenna circuit is placed on the base 4 via the adhesion film 6, the dielectric base 3 and the adhesive film 6, the removing paper 10, the mirror plate 7 and the cushion member 8 are placed and high temperature press is applied from both the heating plates 9. At the end of press, excessive part of the base plate 3 is cut off.
Patent JP-H0574722-A (JP)
Title: Method and device for formation of thin film
Inventor: INOUE NAOKI
IPC: C30B23/08
Filed: 1991-09-12
Abstract: PURPOSE:To form a thin film, having the smooth surface of excellent adhesive property, in a short period of time by a method wherein a crystalline nuclei of thin film is formed on a substrate by laser ablation, and then a thin film is formed by growing the crystalline nuclei formed on the substrate using a laser CVD method. CONSTITUTION:A substrate 5 is set on a substrate retaining stand 4, a target 6 is set above the substrate 5, and raw gas is fed into a film-forming chamber 3. Then, the laser beam 2, which is emitted from a laser beam source 1, is reflected in the direction of the target 6 by a reflecting mirror 13, and the laser beam 2 is projected on the target 6 passing through the first laser irradiation window 10. As a result, single crystal is decomposed and comes down to a substrate 5 from the target 6 and forms crystalline nuclei on the surface of the substrate 5. Then, the reflecting mirror 13 is switched, a laser beam 2 passes through the reflecting mirror 13, it enters into the film-forming chamber 3 from the second laser irradiation window 11, it makes progress along the substrate 5 giving energy to the raw gas 7 in the film-forming chamber 3, the crystalline nuclei are grown on the surface of the substrate 5, and a thin film is formed.
Patent JP-H0893951-A (JP)
Title: Electric hydraulic valve
Inventor: KUSUSE TADASHI
IPC: F16K31/06
Filed: 1994-09-28
Abstract: PURPOSE: To provide an electric hydraulic valve for hydraulic driving actuator control which is operable with a small capacity hydraulic power source and can ensure the control precision equal to a spool type valve. CONSTITUTION: A poppet valve 2 for mutually connecting and disconnecting oil holes 11, 12 is pressed to a seat by a return spring 4. A balance piston 20 is provided between a rod 5 for transmitting the electromagnetic force of a force motor part 103 to open the poppet valve 2 and the poppet valve 2, and a balance chamber 21 situated on the poppet valve 2-side end of the balance piston 20 is connected to a tank drain. On the other hand, a hydraulic chamber 304 situated on the rod 5-side end of the balance piston 20 is connected to a hydraulic chamber 302 situated in the valve opening direction of the poppet valve 2 through a communicating passage 301. The piston area AN of the balance piston, the area A2 of the poppet valve 2, and the area A3 of the rod 5 are set to have the relation of A1= A2+A3, so that no hydraulic force is loaded to the force motor 103, and the poppet valve 2 can be thus precisely controlled by the electromagnetic force of the force motor.
Patent JP-H1079765-A (JP)
Title: Modulation system
Inventor: FUKUSHI MIKIO
IPC: H04L27/12
Filed: 1996-09-03
Abstract: PROBLEM TO BE SOLVED: To realize the modulation system with a small size and small power consumption. SOLUTION: A signal of 0 or 1 is generated to I and Q axes by a differential converter 1 so that a phase of an output signal is changed by -π/2 or +π/2 with respect to a code of 0 or 1 of received transmission data. The signal outputted from the differential converter 1 passes through Gaussian filters LPF 2a, 2b respectively having an independent and identical frequency characteristic with respect to the I, Q axes and orthogonal modulation is conducted. Then the modulated signal is given to an amplitude limiter 7, in which the amplitude is limited and from which almost the same spectrum characteristic as that of the Gaussian minimum shift keying(GMSK) method is obtained.
Patent JP-S59125275-A (JP)
Title: Production of metal clad pipe
Inventor: YASUDA SUKENORI
IPC: B21C37/06
Filed: 1982-12-28
Abstract: PURPOSE:To improve the production efficiency of a metal clad pipe by exerting a prescribed pressure on the bulging part on the outside circumferential surface of a metallic hoop which is formed in a pipe shape and is coated on the outside circumferential surface of a metallic pipe while rolling the same in the circumferential direction. CONSTITUTION:While a metallic pipe and a metallic hoop 2 are fed along a pipe axis, the hoop 2 is formed in a pipe shape and is clad on the outside circumferential surface of the metallic pipe by forming rolls. However, the hoop 2 is so formed that both side edges 21, 22 thereof do not overlap. The clad pipe is then passed between upper and lower rolls, then the hoop 2 is circumferentially pressed and a bulging part 6 is formed along the axial direction of the pipe on the outside circumferential surface except the butt faces 5 by the edges 21, 22. The pipe is passed through a die by which the bulging part 6 is circumferentially rolled and the butt faces 5 are adhered tightly to each other. A relating metal is disposed atop the surfaces 5 and squeeze rolls are disposed on both outside surfaces of the hoop 2. The butt surfaces are welded by a TIG arc welding torch and the outside diameter is shaped with sizing rolls, whereby the metal clad pipe is produced.
Patent JP-H1142559-A (JP)
Title: Manufacture of quartz oscillator
Inventor: NAGAURA YOSHIAKI
IPC: B24B37/30
Filed: 1997-07-26
Abstract: PROBLEM TO BE SOLVED: To manufacture polished workpieces of extremely thin quartz into polished workpieces of quartz of uniform accuracy in large quantity by sticking quartz to a magnet board so as to fix the magnet board easily into a groove formed at a carrier using the magnetic force of the magnet board. SOLUTION: A spherical object grinding wheel 31 held to the tip of a magnetic substance holder 48 is about tens of thousand times, and polished material (quartz) 4 is also rotated to perform grinding and polishing. The spherical object grinding wheel 31 formed of a magnetic substance is attracted to a holding plart 32 provided at the tip part of the magnetic substance holder 48 by magnetic induction of a surface table 35 formed of a grinding wheel. The polished material 4 existing between the surface table 35 and the spherical object grinding wheel 31 is therefore held between the surface table 35 and the spherical object grinding wheel 31 by magnetic induction of the surface table 35 so as to be ground and polished without being struck and damaged due to an error in mechanical production.
Patent JP-H0396241-A (JP)
Title: Molding method for semiconductor
Inventor: SAKURAI TOMOO
IPC: H01L21/56
Filed: 1989-09-08
Abstract: PURPOSE:To reduce in thickness a semiconductor chip and to strengthen a bonded part of a lead by coating the chip with a liquid molding agent, and then fixing the agent in a state to be deviated to one side or raised on the periphery of the chip or flat by blowing hot blast to the center. CONSTITUTION:When a semiconductor chip 1 bonded to a flexible tape board 4 is molded by a TAB technique, the chip 1 is coated with liquidlike molding agent 2, and hot blast heated to a suitable temperature is blown to the center to fix the agent 2 in a state to be deviated to one side or raised on the periphery of the chip 1 or flat. For example, the chips 1 bonded to the board 4 are sequentially fed one by one while being coated with the agent 2 by a dispenser 6, and moved to a position under a hot blast blowing port 7 in which the hot blast is fed from a compressor 10. The hot blast of suitable blowing pressure is applied to slightly recess the center, the agent 2 is deviated to the periphery of the chip, and cured.
Patent JP-H0681775-A (JP)
Title: Variable displacement pump
Inventor: IRIE HIROSHI
IPC: F04C2/10
Filed: 1992-09-01
Abstract: PURPOSE:To improve the energy efficiency in driving a variable displacement pump and simplify the structure. CONSTITUTION:A variable displacement gear pump is equipped with a driving shaft 13 which is rotationally driven by an engine, etc., pump gear 14 which is fitted with the driving shaft 13, and a fluid transmission element which is interposed between the driving shaft and the pump gear and transmits the turning moment of the driving shaft to the pump gear. The fluid transmission element consists of a bearing equipped with a viscous clutch which is constituted so that a needle bearing 16a is sealed by the viscous fluid 16b.
Patent JP-H0897991-A (JP)
Title: Copying machine
Inventor: AKATA YUKIHISA
IPC: H04N1/04
Filed: 1994-09-28
Abstract: PURPOSE: To reduce time till a 1st copy paper sheet is copied and discharged after a start of copying is directed. CONSTITUTION: A source document reader 1 reads an image of a source document in response to a read command and outputs image data and the image memory 2 stores the image data and an output device 3 executes output processing of copying of data onto paper based on the image data in the image memory 2 and discharging the paper. A control section 4 gives a read command to the source document reader 1 and provides an output of an output command in a timing so as to finish the output processing by the output device 3 when the reading of the source document by the source document reader is finished.
Patent JP-H0681785-A (JP)
Title: Blade spring stopper for rotary compressor
Inventor: HASEGAWA MASUMI
IPC: F04C18/356
Filed: 1992-09-01
Abstract: PURPOSE:To provide a blade spring stopper for carrying out the sure fixation to the through hole of a cylinder. CONSTITUTION:On the outer peripheral surface of a blade spring stopper 12, engagement hooks 13 and slits 14 in each pair are formed on the top edge side. A pair of engagement holes 16 are formed also under the engagement hooks 13. The engagement hook 16 is formed oppositely to the lower part of the engagement hook 13, and the projection quantity is extremely little. Further, the outside diameter of the spring stopper 12 is formed slightly smaller than the outside diameter of a through hole 11, and so-called loosened fitting is generated. When the perfect insertion into the through hole 11 is performed, the engagement hook 13 contacts the stage part 15 on the blade chamber 9 side of a cylinder 1, and the engagement hook 16 is caught on the inner wall of the through hole 11.
Patent JP-H1172419-A (JP)
Title: Apparatus for testing buildup of hearth roll
Inventor: TAKEUCHI KOICHI
IPC: G01M99/00
Filed: 1997-08-29
Abstract: PROBLEM TO BE SOLVED: To enable simulations under a condition close to an actual production apparatus, by arranging a roll to be tested to turn a loop metal strip, dividing a furnace body into a plurality of furnace chambers by partition walls, and controlling an ambience gas and a temperature for each furnace chamber. SOLUTION: A furnace body 2 of an apparatus for testing buildup of a hearth roll has, e.g. furnace chambers 31, 32, 33 inside. A metal strip, for example, a loop steel strip 1 is hung around rollers 41, 42 at least one of which is to be tested. These rollers are driven by a motor or the like and can move in accordance with an extension of the steel strip 1. The tension of the steel strip 1 is managed, for instance, by holding constant an oil pressure of a hydraulic cylinder 11. Ambience gas feed openings 51, 52, 53 and discharge openings 61, 62, 63 are set at each furnace chamber. For example, the furnace chamber 31 keeps an oxidation ambience, the furnace chamber 32 a reduction ambience and the middle furnace chamber 33 an inert gas ambience, etc.  A temperature of each furnace chamber is controlled with the use of various kinds of heating devices, and can be desirably raised up to 1000 deg. or so.
Patent JP-S6477342-A (JP)
Title: Transferred destination instructing processing system
Inventor: KAWADA HIROOMI
IPC: H04L12/58
Filed: 1987-09-18
Abstract: PURPOSE:To automatically determine a transferred destination by deciding which work station sends circulating data and using a transferred destination converting table for instructing a concrete destination based on a deciding condition applied based upon the attribution of the circulating data. CONSTITUTION:When data are inputted from a work station 1A corresponding to an employee A, a host processor 2A indexes a transferred destination conversion table 3A from a destination such as 'to Section Manager' on a slip and the work station 1A and the ID of a work station corresponding to 'Section Manager in a certain section' is written in the circulating data. Consequently, the slip is transferred to the concrete transferred destination.
Patent JP-H0794525-A (JP)
Title: Manufacture of semiconductor device
Inventor: FUKUDA NOBUTAKA
IPC: H01L21/768
Filed: 1993-09-20
Abstract: PURPOSE:To obtain a semiconductor device preventing the damage of the surface of a silicon substrate in openings, by protecting the exposed parts of the surface of the semiconductor substrate in the openings with exposed-part protecting materials, and etching sidewall conductive layers up to a first conductive layer. CONSTITUTION:Etching is performed without overetching when sidewall conductive layers 20' are formed on the sidewalls of openings by anisotropic etching of a second conductive layer 20. Protecting the surface of the silicon substrate 10 with resist layers 22 after that, the sidewall conductive layers 20' is anisotropically etched by reactive ion etching by the use of SiCl4 as an etching gas. As a result of this, it becomes possible to prevent the damage of the surface of the silicon substrate such as being dug, etc., and to prevent the generation of crystal defects, and the rate of manufacturing yield and the reliability are raised. Accordigly, it becomes possible to manufacture bipolar transistors having excellent electric properties.
Patent JP-2000072592-A (JP)
Title: Liquid phase epitaxial growth device and liquid phase epitaxial growth
Inventor: KANEKO KAZUAKI
IPC: C30B19/06
Filed: 1998-08-20
Abstract: PROBLEM TO BE SOLVED: To provide a liquid phase epitaxial growth device capable of preventing the contamination of a melt with unnecessary substances to form an epitaxial growth wafer having objective characteristics. SOLUTION: A growth boat 11 can be separated into a growth chamber 12 and a melt chamber 13. An oven core pipe 22 and a gas replacement chamber 23 are disposed in an epitaxial growth oven 21, and can communicate with each other by opening a shutter 24. Thereby, after the finish of an epitaxial growth, the growth chamber 12 can be loaded on a carriage 18, once carried into the gas replacement chamber 23 to subject to the replacement of the gas, and subsequently pulled out on the outside of the epitaxial growth oven 21. Thus, the melt chamber is left in the oven core pipe so as not to be brought into contact with outer air. The contamination of the melt 31 with unnecessary substances due to the contact with the outer air can be prevented, and the epitaxial growth wafer having objective characteristics can be obtained.
Patent JP-2001056556-A (JP)
Title: Positive type photoresist composition for exposure with far ultraviolet ray
Inventor: AOSO TOSHIAKI
IPC: C08F20/18
Filed: 1999-08-20
Abstract: PROBLEM TO BE SOLVED: To prevent the occurrence of development defects and edge roughness in development by incorporating a resin containing repeating units each having a specified group and increasing its alkali solubility under the action of an acid and a solvent containing a specified proportion of a specified solvent on the bases of the entire solvent. SOLUTION: The positive type photoresist composition contains a compound which generates an acid when irradiated with active light or radiation, a resin containing repeating units each having a group of the formula and increasing its alkali solubility under the action of the acid and a solvent containing 60-90 wt.% solvent selected from propylene glycol monomethyl ether acetate, propylene glycol monomethyl ether propionate, etc. In the formula, R1 is H or 1-4C alkyl which may have a substituent, R2-R7 are each H, alkyl which may have a substituent, cycloalkyl which may have a substituent or alkenyl which may have a substituent and (m) and (n) are each 0 or 1.
Patent JP-H0871787-A (JP)
Title: Liquid flux and soldering method
Inventor: HAMADA YOSHITO
IPC: H05K3/34
Filed: 1994-09-02
Abstract: PURPOSE: To provide a liquid flux which is used without washing, is capable of sufficiently preventing migration and allows effective utilization of flux residues as insulating films and a soldering method using this flux. CONSTITUTION: This liquid flux is prepd. by incorporating 0.05 to 1.0wt.% unsatd. fatty acid amide into a flux contg. at least rosin and/or modified rosin, activator and solvent. One or >=2 kinds of any among an oleic acid amide, linolenic acid amide, undecylene acid amide, elaidic acid amide, erucic acid amide, sorbic acid amide and linolic acid amide are usable for the unsatd. fatty acid amide. Soldering is executed by using such liquid flux and the flux residues after soldering are left as the insulating films in the soldering method.
Patent JP-S59120802-A (JP)
Title: Apparatus for detecting displacement
Inventor: NAKAMURA HIROMI
IPC: F15B15/28
Filed: 1982-12-27
Abstract: PURPOSE:To reduce the cost of the titled apparatus and to miniaturize the same, by detecting the changes of magnetic resistances in the magnetically deteriorated part and non-deterorated part provided to a generally used rod shaped body by a magnetic detector. CONSTITUTION:The molten metal 3 injected in the inner bore of the sleeve 2 attached to a die plate 1 is introduced into the space 9 constituted between molds 8a, 8b under pressure by the leftward movement of a plunger 7 connected to the rod 5 being a rod shaped body in a support 1a and a pressure injection cylinder 4 by a coupling 6 and cooled to be formed into a product having a predetermined shape. A magnetic detecting apparatus 10 consisting of a main body 11 provided in close vicinity to the rod 5 and the permanent magnet 12, a magnetic path 13, a magnetic resistance element 14 and a magnetic pole piece 15 which are provided in the main body 11 generates line 17 of magnetic force so as to allow the same to also pass the magnetically deteriorated part of the rod 5 and the permanent magnet 12, the magnetic path 13 and the magnetic pole piece 15 are fixed in the main body 11 by a plastic filler 21.
Patent JP-H1062714-A (JP)
Title: Method of controlling beam diameter and device therefor
Inventor: SUMI KATSUTO
IPC: B41J2/44
Filed: 1996-08-19
Abstract: PROBLEM TO BE SOLVED: To enhance a light utilization efficiency and to eliminate the need for a complex and expensive optical system and zooming system, in a laser diameter control method and device which varies a focus beam diameter of a laser beam. SOLUTION: A beam diameter is expanded by dividing a part of laser beam flux by using polarization of light, and focusing different parts of the polarization state. For this purpose, a polarization element for converting the polarization state is put in a part of the laser beam. A semiconductor source of light is recommended for this application. In the case of a linear polarization, the polarization element may be a λ/2-plate P, λ/4-plate, etc. A polarization element may be a ring form one circling the vicinity of outer periphery of the light flux. The polarization element is recommended to be put in a parallel laser beam. In order to hold the polarization element within the light flux, a certain thickness of a transparent holding plate has only to be arranged for fixing the element thereto. On the contrary, it may be a ring form of a polarization element.
Patent JP-S6388239-A (JP)
Title: Control device for supply of fuel to engine
Inventor: IWAKI MASATO
IPC: F02D41/04
Filed: 1986-10-02
Abstract: PURPOSE:To perform a correction corresponding to fuel adhering to an intake pipe, by setting a correction value, when a supply mode is switched, such that the higher is a temperature in an intake system the smaller the correction value decreases, when fuel is supplied from the first fuel supplying means, in the time of a low load, while from the first and second fuel supplying means in the time of a high load. CONSTITUTION:An electronic control circuit 16 calculates a basic injection quantity of fuel on the basis of an intake amount of air from an air flow meter 17 and an engine speed while performs a correction of various kinds on the basis of an intake pipe pressure and detection values or the like from a cooling water temperature sensor 18 and an O2 sensor. And the control circuit, which decides an engine load on the basis of the basic injection quantity of fuel and the engine speed, controls the supply of fuel from only the first fuel injection nozzle 11, when the engine load is in a low level, while from the first fuel injection nozzle and the second fuel injection nozzle 12 when the engine load is in a high level. When a supply mode of fuel is switched, an injection quantity of fuel is corrected so as to prevent a switching shock from being generated, but a correction value of the injection quantity is set so that the higher are the cooling water temperature sensor 18 and an intake pipe internal wall temperature, the smaller the correction value decreases.
Patent JP-S6293443-A (JP)
Title: Fuel feed control method for internal combustion engine after start
Inventor: KIUCHI TAKEO
IPC: F02D29/00
Filed: 1985-10-21
Abstract: PURPOSE:To prevent the smoking of a plug, securing the stable combustion, by determining the prescribed reduction degree of the initial increased quantity value of the quantity of fuel according to the kind of a transmission installed onto an internal combustion engine. CONSTITUTION:A fuel injection valve 6 is installed into a suction pipe 2 between an engine 1 and a throttle valve 3, and the valve opening time in fuel injection is controlled by the signal supplied from an ECU 5. The detected water temperature signal of an engine water temperature sensor 9 is input into an ECU 5. Said ECU 5 sets the initial increased quantity value of the quantity of the fuel suppled into the engine 1 according to the engine temperature. Further, the ECU 5 determines the prescribed reduction degree of the initial increased quantity value according to the kind of a transmission. Therefore, the smoking of a plug can be prevented, securing the stable combustion in engine cylinders.