baber/WOPTO huggingface dataset:
Patent JP-S5340227-A (JP)
Title: Driving method with memory of dc gas discharge display panel
Inventor: OKAMOTO YUKIO
IPC: H01J17/49
Filed: 1976-09-27
Abstract: PURPOSE: The phase is so controlled that one part of the pulse width of signals which are applied to the third electrode may protrude outside the pulse width of signals which are applied to the second electrode, and main discharge is formed in two discharge spaces, so that luminous efficiency can be improved by driving with memory. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H09304187-A (JP)
Title: Method and apparatus for measurement of temperature of welded part of electric resistance welded steel pipe
Inventor: YAGI NORIAKI
IPC: G01J5/10
Filed: 1996-05-09
Abstract: PROBLEM TO BE SOLVED: To precisely measure a temperature even when water is poured on a temperature measuring part. SOLUTION: An apparatus measures temperatures before and after a welded point 2c in the manufacture of an electric resistance welded steel pipe. The apparatus is constituted so as to be provided with a CCD sensor 11 as a temperature measuring means which captures images in a desired temperature measuring range 12 in the circumferential direction before and after the welded point 2c and which measures the temperatures in the temperature measuring range 12 by computing the images, with a converter 13,  with an ultrasonic displacement sensor 14 which measures the thickness of water existing on the electric resistance welded steel pipe in a desired place inside the temperature measuring range 12 and with a personal computer 15 which corrects the temperatures with reference to measured results to be sent from the temperature measuring means on the basis of the thickness of the water to be sent from the ultrasonic displacement sensor 14.
Patent JP-H07302356-A (JP)
Title: Method and device for preparing free curved surface
Inventor: OOKA YOSHIKAZU
IPC: G06T17/20
Filed: 1994-04-28
Abstract: PURPOSE:To easily generate a free curved surface having a specified radius between two free curves by generating a free curved surface based upon 1st and 2nd free curves and plural circular arcs. CONSTITUTION:Plural reference points Qi are set up on a 1st free curve A in three-dimensional space. Plural planes including respective reference points Qi are generated by taking each of the tangents of the 1st free curve A at respective reference points Qi as normal. Then plural intersections Pi between a 2nd free curve B and plural planes are found out and plural circular arcs ARCi each having a prescribed radius and including the reference point Qi and intersection P as the end points are formed on plural respective planes. A free curved surface is generated based upon the 1st and 2nd free curves A, B and plural circular arcs ARCi, so that a free curved surface having a specified radius can easily be generated between the two free curves.
Patent JP-H01287139-A (JP)
Title: Production of crosslinked polypropylene
Inventor: ASANUMA TADASHI
IPC: C08J7/12
Filed: 1988-05-13
Abstract: PURPOSE:To obtain the subject composition with readily carrying out crosslinking reaction, by treating specific crystalline propylene copolymer, etc., with alcohol containing alkali (earth) metal. CONSTITUTION:(A) Crystalline propylene copolymer obtained by polymerization of alkenylsilane and propylene in the presence of stereospecific catalyst (preferably catalyst system composed of transition metal catalyst and organic metallic compound) is mixed with polypropylene not containing said alkenylsilane and resultant mixture is contacted with (C) alcohol such as ethanol in which 0.001-1mol% alkali metal and alkaline earth metal are dissolved and subjected to crosslinking reaction to afford the aimed composition.
Patent JP-S60258013-A (JP)
Title: Sample conveying apparatus
Inventor: TOUJIYOU TOORU
IPC: B65G27/16
Filed: 1984-06-05
Abstract: PURPOSE:To convey a sample in a vacuum with high reliability in a small-sized conveying apparatus for a manufacturing process by providing a vibrator in a conveying path to form a progressive wave on a conveying surface, and conveying the sample in the opposite direction to the progressive wave. CONSTITUTION:When alternating voltage is applied to piezo-electric elements 7, the piezo-electric elements are expanded and contracted according to the degree of voltage so that a creep wave 8 according to the phase of applied voltage is formed on the surface of a conveying path 1. Thus, a sample 4 on the conveying path 1 is conveyed in the opposite direction to the advancing direction. In this arrangement, if the phase of applied alternating voltage is suitably selected, the conveying direction can be freely selected to be normal or reverse. Furthermore, the sample can be conveyed in a vacuum without a rubber or the like reliably.
Patent JP-S595222-A (JP)
Title: Optical finder
Inventor: FUJINO JIYUNICHI
IPC: G02B23/14
Filed: 1982-06-30
Abstract: PURPOSE:To enable the distinct display of an angle of view while assuring a wide visual field by controlling a field angle detector according to the movement of a zoom lens and displaying the angle of view changing according to the movement of the zoom lens on an angle of view display plate. CONSTITUTION:When an angle of view selector switch 3 is selected by an angle of view detector 4 according to the movement of a zoom lens 5, an angle of view displays plate 1 displays the angle of view changing according to the movement of a zoom lens 5 by the voltage supplied from an electric power source 2. More specifically, when a voltage is applied between, for example, transparent electrodes 11b and 12 selected by the switch 3, a display element 13 such as a liquid crystal or electrochormic is made opaque or is colored to the shape of the electrode 11b, by which the angle of view is displayed.
Patent JP-S5817173-A (JP)
Title: Surface treatment of irregularly shaped article
Inventor: NAKAGAWA TERUO
IPC: C09D4/02
Filed: 1981-07-24
Abstract: PURPOSE:To save energy and reduce curing time of organic film, by forming an organic film of radical curing paint on the surface of an irregularly shaped article and irradiating the article with electron beam for formation of cured film while the article is being conveyed or it is taking a rolling action. CONSTITUTION:A paint prepared by dissolving an organic film-forming component consisting of a radical-polymerizable compd. having at least one (meth) acryloyl group in the molecular[e.g. benzyl (meth)acrylate]or its blend with an organic polymer[e.g. homo- and co-polymers of (meth)acrylic ester, PVC, uretahne resin]in a halogenated hydrocarbon solvent (e.g. trichloroethylene, methylene chloride) is applied to the surface of an irregularly shaped article by dip coating. The coating film is irradiated with electron beam while the article is being conveyed or is rolling. The method saves required energy and reduces curing time to a remarkable extent as compared with a conventional baking process.
Patent JP-S5818149-A (JP)
Title: Light depreciation type smoke detector
Inventor: KAMIYA HIROSHI
IPC: G01N21/59
Filed: 1981-07-24
Abstract: PURPOSE:To make the maintenance and inspection easy, by clipping an optical reflection mirror forming an optical path of a sensor with a holder freely removably and inserting an external cover forming a smoke detection section to a sensor main body. CONSTITUTION:A sensor 1 and an external cover 13 inserted to the detector 1 form a smoke detection section 14, and a pair of optical reflection mirrors 10 forming an optical path 12 of light emitting and photodetection elements 2, 3 for sensing are clipped with projections 9a of reflection mirror holders 9 freely removably. Through this constitution, the optical reflecting mirrors which are easily adversely affected by dirt on the surface can easily be removed, allowing to make the maintenance and inspection of the depreciation type smoke detector easy.
Patent JP-S5339839-A (JP)
Title: Key control type electronic device
Inventor: HASHIMOTO SHINTAROU
IPC: G06F15/02
Filed: 1976-09-24
Abstract: PURPOSE: To effectiveky utilize the power supply, by telling the completion of power supply thru the flicker of display immediately before the completion and completing power supply to computing section, if the period in which no key operation is made is more than a given period. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S596085-A (JP)
Inventor: NAKAZAWA HIROSHI
IPC: A63H3/46
Filed: 1982-07-02
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-H04319505-A (JP)
Title: Reader writer device having error inspection function
Inventor: SATO TOSHIAKI
IPC: G11B19/00
Filed: 1991-04-19
Abstract: PURPOSE:To improve convenience for the user by displaying as an error due to an abnormal electric current when an abnormal electric current in a motor control circuit is detected with an electric current value inspection device. CONSTITUTION:When a portable telephone or an automatic telephone is used in the vicinity of a reader writer device, a high frequency generated from it affects the reader writer device, so the excess current flows from the motor control circuit 2 to a carrier motor 1. The electric current value inspection device 4 detects it and it is displayed as an error due to an abnormal electric current value on an error display device 5. The device 4 measures the electric current value of the circuit 2 with an ammeter 41 and detects the abnormal electric current, comparing to the standard current value stored in a storing part 42 with a comparing part 43.
Patent JP-H06308543-A (JP)
Title: Display device
Inventor: YUASA KOYO
IPC: G02F1/137
Filed: 1993-04-20
Abstract: PURPOSE:To simplify device constitution, to facilitate production, to lessen light loss and to increase a response speed by controlling the exit light from the front surface of a light transmission plate by light scattering by a discrination line, thereby displaying images. CONSTITUTION:The light transmission plate 1 is provided with light sources 2 to be used as side lights at one or both ends thereof. A ferroelectric liquid crystal layer 4 capable of responding electric fields is arranged adjacent to the light transmission plate 1. An electrode 5 for impressing the electric field is disposed between the light transmission plate 1 and the ferroelectric liquid crystal layer 2 and further, the device is provided with an electrode 5' and an electrode supporting substrate 6'. The structure resembling the spiral structure is created in the thin cell unraveling the spirals by impressing the AC electric field having the frequency near the relaxation frequency of the gold stone mode possessed by the ferroelectric liquid crystal itself in such a case. The scattering of light is induced by the discrination line appearing at this time. The images are, thereupon, displayed by controlling the emission of the light from the front surface of the light transmission plate 1.
Patent JP-H06311701-A (JP)
Title: Spindle motor
Inventor: TADANE TSUTOMU
IPC: G11B19/20
Filed: 1993-04-19
Abstract: PURPOSE:To obtain spindle motor of low friction torque and stable rotation accuracy by fixing permanent magnets, homopolar and opposed to the corresponding permanent magnets fixed in parallel with dynamic bearings, to the internal surface of a hub cylinder. CONSTITUTION:A fixed shaft 1 comprises an upper small diameter portion 1a and lower large diameter portion 1b. A bottomed cylindrical hub 2 made of a cylindrical portion 2a and bottom 2b, is supported with the bottom 2b contacting a spherical portion 5 so that it can rotate freely. The cylindrical portion 2a of the hub 2 is fitted from outside to the fixed shaft 1. Also, ring- shaped No.1 and No.2 permanent magnets 10, 11 are fixed to under a ring- shaped bush 6 and over a ring-shaped bush 7 on the fixed shaft 1, respectively. No.3 and No. 4 ring-shaped permanent magnets 12 and 13 are fixed to the cylindrical portion 2a on the hub in such a way that, they are opposed to the permanent magnets 10 and 11, respectively. Thus, the hub cylindrical portion is supported, without contacting at both ends respectively, with two pairs of permanent magnets and dynamic bearings, contacting a thrust bearing only. The friction torque thus reduced and the dynamically supported hub enhance the rotation accuracy of the spindle motor.
Patent JP-S5340595-A (JP)
Title: Automatic depositing machine
Inventor: KOBAYASHI NOBUO
IPC: G06Q40/00
Filed: 1977-09-26
Abstract: PURPOSE: To make satisfactory only one communication for one deposit to the central processor so as to contrive to save the communication charge and time, by carrying out communication between the depositing unit and the central processor when all preparation for depositing service are finished. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H05291259-A (JP)
Title: Semiconductor device
Inventor: OTA MASARU
IPC: H01L21/3205
Filed: 1992-04-08
Abstract: PURPOSE:To reduce an area for occupying Vcc metal wiring and GND metal wiring and to absorb spike noise of the Vcc wiring and the GND wiring. CONSTITUTION:A GND metal wiring 2 is formed on a Vcc metal wiring 1, and a structure II in which both are not superposed is formed as required for contact, etc. Further, a ferroelectric layer 6 is provided between the wirings 1 and 2. Thus, an area for occupying the GND-Vcc wirings becomes about half, and a capacity between the GND and the Vcc is increased, and hence spike noise can be absorbed.
Patent JP-H04321236-A (JP)
Title: Manufacture of field-effect transistor
Inventor: WADA MASARU
IPC: H01L21/338
Filed: 1991-04-19
Abstract: PURPOSE:To restrain a leakage current from being generated between a mesa- etched channel layer and a gate metal at a high-electron-mobility transistor or the like. CONSTITUTION:An undoped GaInAs layer 3 as a channel layer formed on an InP substrate 1 and an n-AlInAs layer 4 as an electron supply layer are patterned by using a mask formed of a resist layer 5; after that, a silicon oxide layer 6 for element isolation use is formed in an aligned manner without removing the resist layer 5. A gate metal is isolated from the channel layer by the silicon oxide layer 6; a leakage current is suppressed. A silicon oxide layer 6a on the resist layer 5 can be removed easily by a lift-off method.
Patent JP-S6183164-A (JP)
Title: Preparation of hydrantoin
Inventor: TAKEUCHI KOICHI
IPC: C07D233/72
Filed: 1984-06-07
Abstract: PURPOSE:To obtain the titled compound useful as an agricultural chemical, medicine or intermediate raw material therefor in high quality and further in high selectivity and yield without coloring, by reacting glycolonitrile with carbon dioxide and ammonia under limitations on both the molar ratio of the carbon dioxide to the ammonia in the reaction system and the concentration of the glycolonitrile in the reactive system. CONSTITUTION:In preparation of hydantoins by reacting glycolonitrile with carbon dioxide and ammonia, carbon dioxide and ammonia are fed in such a way that the molar ratio thereof (CO2/NH3) is set at >=0.7, preferably within 0.75-1.5 range and glycolonitrile is fed in such a way that the concentration thereof does not exceed 1.1%. The reaction is preferably carried out by the semi-batch method since the concentration of the glycolonitrile in the reaction system is easily controlled at <=1.1%.
Patent JP-S597536-A (JP)
Title: Jig with carrying-in and carrying-out devices
Inventor: OCHIAI YOSHIKI
IPC: B23Q7/14
Filed: 1982-07-05
Abstract: PURPOSE:To enable effective machining, by a method wherein a work is set on one side of a pallet and is made to wait as slackening and tightening of the pallet is enabled to perform by reducing a speed of a motor and moving a clamper vertically. CONSTITUTION:A work is fixed on a pallet 1 of a jig A and carrying-in and carrying-out of the pallet 1 are performed. A motor 10 is installed on a jig body 18 of the jig A and the lower part of the jig A is provided with a gear 10a. A sun gear 4 is fixed on the lower part of a center shaft 19 with a key, a sprocket 3 is installed on the top of the shaft 19 and a chain 15 is wound round a space between sprocets 2 and 2 installed on the edge of a clamper 11 clamping the sprocket and the pallet 1. When the motor 10 is driven, an arm 7 is turned, the center shaft 19 and a center shaft 13 are made to raise by driving each gear, the clamper is raised and connection with a pin 14 is released causing the possibility of the carrying-out of the pallet 1.
Patent JP-S6016919-A (JP)
Inventor: MIKUROSU FUON BITSUTERA
IPC: A61P31/04
Filed: 1984-06-07
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-S5341876-A (JP)
Title: System for controlling split shear cut length
Inventor: TANABE TADASHI
IPC: B23D36/00
Filed: 1976-09-27
Abstract: PURPOSE: To provide a system for controlling the split shear cut length, wherein the length of a material actually cut on a cooling bed is measured, the compensation control for the cutting of the subsequent material and downward is carried out by the difference between this measured value and the cut length set value there thereby to improve the accuracy of the cut length. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H10305413-A (JP)
Title: Manufacture of hydraulic inorganic molding
Inventor: KIMURA EIJI
IPC: B28B3/02
Filed: 1997-05-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a hydraulic inorganic molding which is of high strength and has appearance design properties and further, can be molded into a shape even with a great thickness difference. SOLUTION: The method for manufacturing the hydraulic inorganic molding is to extrude a hydraulic inorganic composition comprising a hydraulic inorganic material and water into a sheet form by an extruder to obtain an extrusion molding 4 and supply this extrusion molding into a pressing device made up of a top force 1 and a bottom force 2. Further, a pressing force required for shaping is applied for molding to every part of the extrusion molding 4 with the hold of split molds 11, 12 provided on the top force 1. In this case, the pressing device controls the shaping action based on the thickness of a finished product in the thick wall part of the product and also based on the pressing force in the thin wall part of the finished product. At the same time, the pressing device detects the thickness of the finished product.
Patent JP-S595884-A (JP)
Title: Power mechanism
Inventor: SUGASAWA YASUTO
IPC: F03B17/00
Filed: 1982-07-03
Abstract: PURPOSE:To enable to take out energy by a method wherein a pressure difference is produced artificially between atmospheric pressure, and water is recirculated to rotate a turbine. CONSTITUTION:When a valve is opened, water in the lower part of a water tank is pushed up suddenly by the pressure difference between a water level in the evacuated space in the water tank and the same in a tube 2 opened to the atmospheric pressure, a non-return valve 6a is opened by the vacuum and the water in the evacuated water tank 1a is flowed into a water introducing pipe. The turbine 8 is driven, the water is flowed through a pipeline, the non-return valve 6b is opened to flow the water into the tank 1a again and the non-return valve 6c is opened to recirculate the water into the water tank 1b. The process of the same manner is repeated to rotate the turbine continuously and thereby taking out the energy.
Patent JP-H02293676-A (JP)
Title: Pressure cracker tester
Inventor: TAJIMA KOICHI
IPC: G01R31/26
Filed: 1989-05-08
Abstract: PURPOSE:To eliminate dew condensation in the top lid of an autoclave and to improve the accuracy of a moisture resistance test by installing a heater in the top lid. CONSTITUTION:A sample 4 which is stored in a net basket 3 is placed on the drain board 5 of the autoclave 2 which contains pure water 6 and the autoclave 2 is sealed with the top lid 1; and a lower heater 7 and the heater 10 installed in the top lid 1 heat the inside to set temperature above 100 deg.C to produce saturated vapor and water is pressed into the sample 4 under constant vapor pressure for a specific time. This constitution eliminates the temperature difference between the lower part and upper part of the tank 2 by the heater 10 and a test can be conducted without any dew condensation on the top lid 1, so the moisture resistance test with accuracy and reproducibility can be conducted without partial excessive testing.
Patent JP-S61280683-A (JP)
Title: Photo-voltaic device
Inventor: MATSUOKA TSUGIFUMI
IPC: H01L31/0224
Filed: 1985-05-29
Abstract: PURPOSE:To facilitate formation of an uneven rough surface at the boundary between a light-transmitting electrode layer and a semiconductor photoactivation layer by a method wherein a light-transmitting molybdenum disulfide layer with a rough surface is provided on one of the main surfaces of a light-transmitting insulation substrate before a light-transmitting electrode layer is formed. CONSTITUTION:A light-transmitting electrode layer 3 consisting of a single-layer or laminated-layer structure of light-transmitting conductive oxide (TCO) such as indium tin oxide (ITO), an amorphous silicon based semiconductor photoactivation layer 4 with internal semiconductor junction such as PIN, PN, PI or PINPIN which is parallel to the film surface and a back-plane electrode layer 5 consisting of a single- layer or laminated-layer structure are laminated successively from the side of an insulation substrate 1, which is the side of light incidence, to form a photoelectric conversion film 2 with a laminated structure. An MoS2 layer 6 is formed so as to have a rough exposed surface with fine unevenness before the light-transmitting electrode layer 3 is formed. As the MoS2 layer 6 has good adhesiveness, even if it is formed between the insulation substrate 1 and the photoelectric conversion film 2, it adheres to both of them firmly and is not peeled off.
Patent JP-H08226558-A (JP)
Title: Constant flow valve device
Inventor: MINAMIYAMA TAKAYA
IPC: F16K17/30
Filed: 1995-05-15
Abstract: PURPOSE: To supply water at a constant flow rate from low hydraulic pressure within a hydraulic pressure range where the constant flow rate is limited by resistance of a flow passage itself. CONSTITUTION: A constant flow valve 1 formed cylindrical by an elastic body such as rubber is installed in a flow passage 3 of a pipe member 2 so as to be free to move in the longitudinal direction of the flow passage 3. The constant flow valve 1 is energized by a spring 6 arranged in the flow passage 3 so that the constant flow valve 1 moves to the water surface side A of the flow passage 3. A flowing water passage 7 is provided on an inwall of the flow passage 3 where the constant flow valve 1 is positioned when hydraulic pressure applied from the water surface side A, and it is devised so that the constant flow valve 1 stays at a position where there is no flowing water passage 7 at the time when hydraulic pressure becomes higher than a specified value and the spring 6 is compressed.