baber/WOPTO huggingface dataset:
Patent JP-H03123310-A (JP)
Title: Zoom lens
Inventor: NISHIO TERUHIRO
IPC: G02B15/20
Filed: 1989-10-07
Abstract: PURPOSE:To shorten the overall length of the lens by allowing the zoom lens of a prescribed composition having a first - a fourth lens groups having refracting power of positive, negative, negative and positive, respectively in order from an object side to satisfy a prescribed condition. CONSTITUTION:The zoom lens has the four lens groups of the first group I of positive refracting force for focusing, the second group II of negative refracting force having a displacing function, the third group III of negative refracting force for correcting an image surface fluctuated by displacement, and the fourth group IV of positive refracting force having an image forming function in order from an object side. The first group I has a cemented lens D1 + D2 of positive refracting power having a cemented lens surface R1 whose convex surface is turned to the object side, and a meniscus positive lens D4 whose convex surface is turned to the object side, and a second group II has a negative lens D6 whose strong refracting surface is turned to an image surface side and a cemented lens D7 + D8 + D9 of negative refracting power having a cemented lens surface R7 whose convex surface is turned to the object side. A third group III consists of a negative lens D11 whose concave surface is turned to the object side, and when a focal distance of an i-th group, a focal distance of the whole system in a telephone end, and a variable power ratio are denoted as Fi, FT, and Z, respectively, this lens is allowed to satisfy the conditions of an expression I and an expression II.
Patent JP-H04140495-A (JP)
Title: Rotary vacuum pump
Inventor: SAKAZUME AKIO
IPC: F04C25/02
Filed: 1990-09-28
Abstract: PURPOSE:To evaporate water or a contaminative substance of acid, alkali, etc., dissolved in oil, so as to low suppress contamination of the oil by providing an air pump, driven by a vacuum pump driving motor, in a vacuum pump to supply air into the oil. CONSTITUTION:When the first stage rotor 17 is rotated by actuating a driving motor 12, air, steam, etc. are sucked from a suction pipe 9, extruded to the second stage cylinder 2 via an exhaust passage 19 and discharged by similar action to the outside of a case through an exhaust pipe 10. An air pump 14, driven by utilizing turning force of a rotary shaft 11, is provided in a vacuum pump thus obtained. Air, sucked by an air suction port 15 provided in a position higher than an level 6a of oil 6, is delivered into the oil 6 from an air delivery port via a delivery air path by actuating this air pump 14, and water and the other contaminative substance, dissolved in the oil 6, are evaporated in a process, in which the air becomes a bubble to rise, and discharged to the outside of the case 7 from the exhaust pipe 10.
Patent JP-H08122324-A (JP)
Title: Method and apparatus for evaluation of chilling tendency of molten metal
Inventor: UEDA KIYOMI
IPC: G01N33/20
Filed: 1994-10-26
Abstract: PURPOSE: To provide the chilling-tendency evaluation method, of a molten metal, in which the chilling tendency of the molten metal can be evaluated precisely and quickly at the stage of the molten metal and to provide its apparatus. CONSTITUTION: A spherical graphite cast-iron soften metal is poured from a gate part 2, and the spherical graphite cast-iron molten metal is filled into the inside of molten-metal reservoir parts 4 via thin-plate parts 3. After that, parts which have been solidified at the inside of the thin-plate parts 3 are taken out as test pieces, and the chilling tendency of the molten metal is evaluated on the basis of the texture in the center of every taken-out test piece or the chilled width of a fracture.  In this case, when the size of the molten-metal reservoir parts 4 is set variously, the cooling speed of the spherical graphite cast-iron molten metal which has been poured into the thin-plate parts 3 which communicate with the molten-metal reservoir parts 4 can be set variously, and the chilling tendency of the molten metal can be evaluated concretely so as to correspond to castings of various shapes.
Patent JP-H1186170-A (JP)
Title: Method and device for monitoring guard sensor loop state
Inventor: ODA KOJI
IPC: G08B29/04
Filed: 1997-09-11
Abstract: PROBLEM TO BE SOLVED: To satisfactorily monitor the state of a guard sensor loop, consisting of one or plural guarding sensors by supplying a certain fixed current to the sensor loop from a constant current source and monitoring the state of the sensor loop, based on the value of voltage drop that is caused to the sensor loop by the fixed current. SOLUTION: A terminal 11A of a guard sensor loop 11 is connected to the output side of a constant current circuit 12, which functions as a constant current source with a grounded terminal 11B of the loop 11 respectively. The circuit 12 receives power from a DC power supply 13 and supplies a constant current I to the loop 11. The level of an output Q1 of a voltage comparator 19 is changed into 'H' from 'L', when output terminals 3A and 3B of magnet sensors S1 to S10 are short-circuited. Thus, it satisfactory monitoring of the state of the loop 11 can be mode by checking the level of output the Q1 of the comparator 19.
Patent JP-H0799607-A (JP)
Title: Video processing circuit
Inventor: OKUMURA YUJI
IPC: H04N5/278
Filed: 1993-09-27
Abstract: PURPOSE:To realize the video processing circuit which prevents the superimposed dialogue picture from hindering appreciation of main picture contents. CONSTITUTION:Not only the range of the superimposed dialogue picture is set but also the detection level of the super-imposed dialogue picture is set to a no-picture part to extract the superimposed dialogue picture from the video signal by a superimposed dialogue picture extracting means 2. Scanning lines of the superimposed dialogue picture are thinned to compress it in the vertical direction by a superimposed dialogue picture compressing means 4. This compressed superimposed dialogue picture is superposed on a part corresponding to the main picture of the video signal by picture superposing means 5 and 6. Since the ratio of the superimposed dialogue picture after movement in the vertical direction to the display picture can be reduced, the hindrance of the superimposed dialogue picture after movement to appreciation of main picture contents is reduced.
Patent JP-H0569828-A (JP)
Title: Getting-off station monitoring device
Inventor: NAKAYAMA TAKASHI
IPC: B61L25/02
Filed: 1991-09-13
Abstract: PURPOSE:To provide a getting-off station monitoring device which conducts monitoring of a getting-off station being a destination station and notifies only a necessary passenger of the monitored information at a necessary time. CONSTITUTION:Respective information on a station for changing a train and a destination station is memory input to a ticket 1 held by a passenger by means of an input device 2. A receiving part built in the ticket 1 receives stopping station information by a radio signal transmitted from a transmitting device 4 on board and if a station is a getting-off station the information is notified by a device 3 attached to the ticket.
Patent JP-S62123455-A (JP)
Title: Positive image forming method
Inventor: TSUCHIYA MASARU
IPC: G03C5/00
Filed: 1985-11-22
Abstract: PURPOSE:To obtain the clear positive image by image-wisely exposing a photosensitive material which has the silver halide emulsion layer of an internal latent type, and is not previously effected a fogging treatment followed by heating the obtd. photosensitive material in the presence of a fogging agent and then developing it. CONSTITUTION:The used fogging agent does not interact to the silver halide particles at the conventional temperature condition, but forms selectively fogging nucleus on the surface of the unexposed silver halide particles by effecting a heat treatment such as a high temperature heating. As the fogging agent, the compd. shown by the formula may be used. In the formula, R6-R10 are each H or a halogen atom, a cyano, an alkylsulfonyl group, etc., Ac is H, -CO-R2, -SO2R2 (R2 is H or 1-20 C an alkyl, etc.). The clear positive image is formed by using the silver halide emulsion of the internal latent type without fogging treatment previously, and then by image-wisely exposing it followed by heating the obtd. image in the presence of the fogging agent and by developing it.
Patent JP-S60147469-A (JP)
Inventor: JIYOOJI AARU KURIIKU
IPC: C08K13/02
Filed: 1984-12-14
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-H02108914-A (JP)
Title: Leakage magnetic field type positioner and its manufacture
Inventor: SHIMIZU SHINKICHI
IPC: G01B7/00
Filed: 1988-10-19
Abstract: PURPOSE:To eliminate the possibility to get rusty and to manufacture a magnetic component having a narrow width part where a magnetic field leakage is uniform by forming the magnetic components for a positioner with rust-proof sintered bodies including a magnetic metal powder at least. CONSTITUTION:The magnetic component 32 whose width is continuously decreased as apart from a magnet (magnetic field generating source) 13, and the discoid magnetic component 36 are the rust-proof sintered bodies with the magnetic metal powder. These magnetic components 32, 36 are housed in a holder 37 of aluminum which is a metal material combined at the sintering time. In the rotary positioner 31 with the above arrangement, a magnetic flux generated from the magnet 13 is mainly passed through the magnetic component 32, wherein the leakage magnetic field is generated. This leakage magnetic field is made to be stronger as getting close to the magnet 13 and minimized at a position most distant from the magnet 13; then, when a rotary shaft 17 is made to rotate while fixing the holder 37, a rotational angle of the rotary shaft 17 can be detected without contact in analog value by the output of a magnetic sensor 15 moving in the longitudinal direction of the magnetic component 32.
Patent JP-2001083297-A (JP)
Title: Radioactive nuclide generator for positron emission tomography
Inventor: MAKI KOICHI
IPC: G21G4/08
Filed: 1999-09-17
Abstract: PROBLEM TO BE SOLVED: To improve the efficiency in the utilization of neutrons in a region where radioactive nuclides are generated by locating a material, such as graphite, whose action for reflecting neutrons is strong behind the region where radioactive nuclides are generated. SOLUTION: A reflector 3 made of graphite is located behind a region 2, composed of a lithium hydroxide solution, where radioactive nuclides are generated. Then, neutrons generated from a neutron source 1 reach the region 2 and react with 6Li to generate 3t. The 3t reacts like 16O and 16O(t, m)18F to generate radioactive nuclides 18F for positron emission tomography(PET). On this occasion, the neutrons reflected by the graphite generate 3t again similarly and it reacts like 16O and 16O(t, m)18F to generate radioactive nuclides 16F for PET similarly, so that substances can be used effectively. In other words, the provision of the reflector 3 makes it possible to obtain a neutron utilization rate of 60% or higher even if the thickness of the region 2 is 3 cm.
Patent JP-H07116901-A (JP)
Title: Center with abrasive grain
Inventor: TANIGUCHI SEIJI
IPC: B23B23/02
Filed: 1993-10-21
Abstract: PURPOSE:To provide a center with abrasive grain by which one worker can perform sheet face machining and finish grinding of the center hole part of a workpiece simultaneously by using a same device. CONSTITUTION:A center with abrasive grain 1 is the center for rotatably supporting both ends of a workpiece in a machining device. Abrasive grains 5 adhere to at least the tapered face of a head section 2 which comes into contact with the center hole of a the workpiece slidably.
Patent JP-S61144280-A (JP)
Title: Device in welder
Inventor: NISHIWAKI TOSHIHIRO
IPC: B23K11/24
Filed: 1984-12-15
Abstract: PURPOSE:To prevent the torsion of terminals and to make the gun operation smooth by correcting the torsion between the terminal on a cable side and the terminal of the gun side by the turning of the first and second feeding rods. CONSTITUTION:The first feeding rod 2 supported freely turnably via an insulated bearing 4 inside a housing 1 and the second feeding rod 3 fixed to the rod 2 are provided. A feeder 8 is interposed between the feeding flange part 2c provided inside the housing of the first feeding rod 2 and the end cover 1a of the housing 1 to support the first feeding rod. The feeder 8 is interposed between the feeding flange part 3a provided on the fixed part of the first feeding rod of the second feeding rod 3 and the electrifying ring 6 supported by the rod 3. The one part 12 of the terminal 12 of the side of a kickless cable is fixed to the housing 1 and the other part 12b to the ring 6. The one part 13a of the terminal 13 of the gun side is fixed to the first feeding rod 2 and the other part 13b to the second feeding rod 3.
Patent JP-2001088015-A (JP)
Title: Cmp polishing method
Inventor: HIRAI KEIZO
IPC: B24B37/00
Filed: 1999-09-17
Abstract: PROBLEM TO BE SOLVED: To selectively polish a surface to be polished at a stable polishing speed without generation of flaw in a highly flat condition. SOLUTION: This method performs polishing on a surface to be polished by using a mixed liquid of 0.5-10 wt.% of a liquid A containing cerium oxide particles, 0.003-0.3 wt.% of surface active agent and water and a liquid B containing 1-50 wt.% of surface active agent and water.
Patent JP-H0599032-A (JP)
Title: Idling controller of inter-cylinder injection type internal combustion engine
Inventor: YAMANAKA AKIHIRO
IPC: F02B75/12
Filed: 1991-10-11
Abstract: PURPOSE:To decrease an idling rotational speed to a target rotational speed without generating any shock when an engine rotational speed is increased during idling operation. CONSTITUTION:A bypass passage 24 which bypasses an engine driven mechanical supercharger 19 is provided, and an air control valve 25 is provided inside the bypass passage 24. Fuel is injected toward the inside of a combustion chamber 4 from a fuel injection valve 14. The fuel injection quantity is decreased and also opening of the air control valve 25 is increased as an idling rotational speed becomes high during idling operation. When the fuel injection quantity becomes less than the allowable minimum injection quantity, the fuel injection quantity is maintained at the minimum injection quantity, so as to decrease the opening of the air control valve.
Patent JP-H03126725-A (JP)
Title: Production of copolyamide
Inventor: TSUMIYAMA TATSUO
IPC: C08L77/06
Filed: 1989-10-12
Abstract: PURPOSE:To stably obtain an aromatic amide having high rigidity, low water absorption and excellent gas barrier properties in subjecting a dicarboxylic acid component to hexamethylenediamine to polycondensation by polymerizing the components in the presence of sodium hypophosphite in a specific ratio. CONSTITUTION:In subjecting (A) adipic acid, terephthalic acid and isophthalic acid as dicarboxylic acid components and (B) hexamethylenediamine as a diamine component to polycondensation, (C) 1/5,000-1/100mol sodium hypophosphite based on number of total mols of the dicarboxylic acid or the diamine is added to the components, which are polymerized to give an aromatic copolyamide having <=2.5X10<-5> equivalent/g terminal group concentrations of amino and/or carboxyl group at both terminal groups and 1.9-4.0 relative viscosity etarel by sulfuric acid solution method.
Patent JP-H08180799-A (JP)
Title: Electron source, image forming apparatus thereof, and manufacture and driving method thereof
Inventor: ISONO SEIJI
IPC: H01J31/15
Filed: 1994-10-27
Abstract: PURPOSE: To prevent unevenness occurrence and element deterioration due to noise at the time of driving by applying voltage to conductive films through non-linear elements connected in series in forming process of surface conduction- type electron emitting elements arranged in a lattice-like arrangement. CONSTITUTION: Non-linear elements 18 having a nonlinear voltage-current characteristic just like that of a diode element are connected in series with conductive films before electron emitting parts of surface conduction-type electron emitting elements 14 are formed, and the non-linear elements 18 are arranged in a lattice- like arrangement. In the resulting body, elements 14 are formed by applying voltage through terminals DY1 -DYn in the line direction and terminals DX1 -DYm in the row direction and an electron source 3 is composed of a large number of the elements 14 and elements 18 at the time of forming process. At that time, since forming voltage is applied to the conductive films through the elements 18, only desiring films are properly formed and uniform switching properties are provided.  Moreover, reverse flow preventive elements having diode properties are used for the elements 18, so that noise components superimposed on input signals are removed.
Patent JP-2001085343-A (JP)
Title: Lateral vapor-phase epitaxial growing method
Inventor: MINAGAWA SHUNICHI
IPC: H01L21/205
Filed: 1999-09-17
Abstract: PROBLEM TO BE SOLVED: To provide a lateral vapor-phase epitaxial growing method for detecting abnormality of a gas rectifying pipe at an early stage and exchanging the gas rectifying pipe without opening a growing chamber. SOLUTION: A susceptor 12 holding a substrate and a gas rectifying pipe with pawl 11 are inserted into the horizontal pipe lines 2 and 3 of a starting material gas. The starting material gas is made to flow in the gas rectifying pipe 11 via the pipe lines 2 and 3, the starting material gas is decomposed by the heat of a heater 9 arranged on the gas rectifying pipe with a pawl 11 and the susceptor 12 is moved simultaneously with the gas rectifying pipe with the pawl 11 at setting of the substrate of an epitaxial device, where a thin film is formed on the substrate and forming a thin film. Thus, the abnormality in the rectifying pipe of pawl 11 can be detected at an early stage, without having to open a growing chamber 1. When abnormality is detected, the gas rectifying pipe with pawl 1 can be exchanged as it is.
Patent JP-H04163068-A (JP)
Title: Printer
Inventor: TAWARA HIROSHI
IPC: B41J11/20
Filed: 1990-10-01
Abstract: PURPOSE:To stabilize a printing quality by a method wherein a platen is elastically supported so that the lower side thereof is always projected, and the spring constant of a coil spring elastically supporting the platen is set small so that a rocking pressure varies in a small range. CONSTITUTION:When printing is to be made on a printing paper 22, a platen is elastically supported so that the printing paper supply side, i.e., the lower side, of the platen is always projected from the paper delivery side thereof across a protrusion 13a as a fulcrum by the protrusion 13a provided on the surface of a platen holder 13 abutting on a platen frame 14 and a coil spring 20. One end of the coil spring 20 is mounted on a hook part 13d of the platen holder 13 as a component of the platen, and the other end thereof is mounted on the platen frame 14. The spring constant of the coil spring 20 is small so that the rocking pressure of the platen varies in a small range. In this manner, at the time of printing, the platen can stably elastically move without separating the printing paper 22 from a printing head 11 while a vertical contact face pressure between the printing head 11 and a platen rubber 12 is uniformized following the pressing or separating action of the printing head 11.
Patent JP-2001082185-A (JP)
Title: Throttle control device for working vehicle
Inventor: KINOSHITA SATORU
IPC: F02D9/02
Filed: 1999-09-17
Abstract: PROBLEM TO BE SOLVED: To hold down production cost and change the deceleration amount of an engine rotating speed according to the work condition by rotatably supporting a first plate on a second plate biased from the rotation position of a second plate, and rotating the second plate in contact with a third plate interlocking with a lift arm. SOLUTION: In a throttle control device 26, a throttle lever, a throttle arm and a lift arm are interlocked by wires 31, 32 and plate members 5, 9, so that electronic control parts are not used to hold down the production cost. A first plate is rotatably supported on a shaft on a second plate 5 biased from a rotating shaft of the second plate 5, and the second plate 5 is rotated in contact with a third plate interlocking with the lift arm. Therefore, the operation of the throttle lever is always transmitted to the first wire 31, the first plate, the second wire 32 and the throttle arm, thereby setting the throttle position. According to the set position, the throttle position is changed, that is, the engine speed can be adjusted.
Patent JP-H01106210-A (JP)
Title: Emission controller
Inventor: KURIYAMA NOBORU
IPC: G01N27/64
Filed: 1987-10-20
Abstract: PURPOSE:To improve responsiveness by comparing an emission current detecting value with a reference value and controlling the ON/OFF operation of filament current based on the compared output. CONSTITUTION:In the emission controller, a triode type ionization vacuum gauge 10 is constituted of a filament 11, a glid 12 and a collector 13. An ion current measuring circuit 14 is connected to the collector 13 in the vacuum gauge 10 and a constant voltage circuit 15 is connected to the glid 12. On the other hand, power is supplied from a power source 21 to the filament 11 through a power transistor (Tr) Q1 and a switch 22. Emission current is detected by a resistor R4. In addition, the controller is provided with a Schmitt circuit constituted of an operational amplifier 23, a reference voltage power supply 24, etc., a photocoupler 25 and an abnormality detecting circuit 26. Thus, the Tr Q1 can be previously prevented from being damaged due to the short of the filament circuit.
Patent JP-H11101107-A (JP)
Title: Valve opening/closing timing control device
Inventor: SATO ATSUSHI
IPC: F01L1/34
Filed: 1997-09-29
Abstract: PROBLEM TO BE SOLVED: To prevent the formation of burrs or the like at the time of fitting a locking member by forming a groove at a rotation transmission member or a rotary shaft in such a way as to pierce one end on the lock pin anti- energizing side of a refuge hole, and fitting a plate-like locking member into this groove to lock one end of a spring for energizing the lock pin. SOLUTION: A lock pin 80 is assembled into a refuge hole 34 so as to be axially slidable, and simultaneously energized toward an internal rotor 20 by a spring 81. A groove 35 piercing the refuge hole 34 in the axial direction of a shaft is formed at the radial outer end of the refuge hole 34, from the front end of an external rotor toward the rear end, and a plate-like retainer 82 is fitted into this groove 35 to lock one end of the spring 81. In this case, the retainer 82 is provided with protrusions at four corner parts, and these protrusions are fitted into the groove 35 to hold the retainer 82 itself in the radial and axial direction of the external rotor.
Patent JP-S63118822-A (JP)
Title: Menu selection system for interactive processing system
Inventor: TAKEUCHI HIDEYUKI
IPC: G06F17/30
Filed: 1986-11-05
Abstract: PURPOSE:To simplify a menu selecting process by designating first and en bloc the procedures to obtain a desired menu at a menu file part by a center device according to the designating method decided previously and then obtaining the desired menu. CONSTITUTION:When a user wants to obtain a desired menu through a terminal 10, the user supplies the data to a center device 20 to designate en bloc those procedures for selection of the desired menu based on a designated method set previously. The device 20 analyzes the data and traces successively the menu systems to detect the desired menu. Then a reading indication for detected menu is given to a menu file reading means 32. The means 32 reads the desired menu out of a menu file part 40 by a reading indication and delivers it to a menu output means 33. The means 33 delivers the desired menu to a terminal of a requester. Thus the user can obtain his/her desired menu just with a single input of the designated data.