baber/WOPTO huggingface dataset:
Patent JP-H09302607-A (JP)
Title: Method for executing work of laying heater and heating and cooling pipe in ground already covered with natural grass
Inventor: TAKEUCHI HIDEO
IPC: E01C13/00
Filed: 1996-04-15
Abstract: PROBLEM TO BE SOLVED: To provide a method of burying self-temperature control type heater pipes in a natural-grass-covered ground, etc., without peeling off the grass. SOLUTION: A side groove 9 is formed at one end of a ground area 7 in a direction crossing a direction in which heaters A or heating and cooling pipes are laid, and a cutter blade 5 is attached in front or rear of a small-sized heavy machinery 4. A plurality of slits are formed in the outer surface of the ground area 7 while the small-sized heavy machinery 4 is moved in the direction in which the heaters A or pipes are laid. Simultaneously, the heaters A or the heating and cooling pipes secured to the cutter blade are dragged and lain on the bottoms of the slits. Then, sand are case into the slits so as to refill the slits with sand. The heaters A are bundled in the side groove 9 at the one end of the ground area 8 and are connected to a control panel.
Patent JP-H10279122-A (JP)
Title: Document reading device
Inventor: TANIGAWA JUNICHI
IPC: B65H5/00
Filed: 1997-04-10
Abstract: PROBLEM TO BE SOLVED: To remove paper powders and dust which adhere to document and reduce their amounts of paper powders and dust which adhere to a contact glass by providing a plurality of ribs in a document guide member and providing a hole between the ribs. SOLUTION: A plurality of ribs 14 are arranged in parallel in the direction of document conveyance on a conveyance guide plate 11 which is a document guide member and is on the upstream side of a reading position. A hole 20 is provided between the rib 14 and the rib 14 of the conveyance guide plate 11. It is possible to drill the hole 20 over the whole region of paper passing width between the ribs 14 by providing the conveyance guide plate 11 with strength owing to the ribs 14 provided in the conveyance guide plate 11, and prevent the movement of paper powders and dust of document to a contact glass by dropping the paper powders and dust into this hole 20.
Patent JP-S63258289-A (JP)
Title: Ship with upper structure bumping support
Inventor: TOKI NAOJI
IPC: B63B15/00
Filed: 1987-04-15
Abstract: PURPOSE:To reduce the oscillation and acceleration of a hull caused by waves for improving riding quality by supporting upper structures on the hull with a bumping support having a gas reservoir. CONSTITUTION:A gas spring 15 for both controlling and balancing with a piston cylinder connected to a gas reservoir 25 supports an upper structure 2 on a hull. The gas spring 15 or gas reservoir 25 connected to a high pressure gas generator 17 and a high pressure gas filling valve 18, and the gas spring 15 and the gas reservoir 25 communicates to the atmosphere through a relief valve 19. Said valve 18 and relief valve 19 are opened and closed according to the command of a pressure adjusting controller 20 to adjust the gas pressure in the gas spring 15 and gas reservoir 25 and reduce the swing of upper structure.
Patent JP-H02271944-A (JP)
Title: Regenerated road bed course material
Inventor: YOSHIKANE TORU
IPC: C04B28/02
Filed: 1989-04-12
Abstract: PURPOSE:To provide an inexpensive regenerated roadbed course material excellent in the roadbed supporting power at the initial stage and over a long period, water resistance, execution property, etc., by using a waste cement concrete material as the industrial waste as the essential material and mixing appropriately coal ash as the industrial waste into the essential material. CONSTITUTION:The waste cement concrete material as the industrial waste is crushed by a crusher such as a jaw crusher to appropriate grain size. An appropriate amt. of water is then added to the crushed material using a ribbon mixer, etc., and coal ash as the industrial waste is further mixed to produce a regenerated roadbed course material. About 50-2 pts.wt. of coal ash is appropriately mixed with 50-98 pts.wt. of the waste cement concrete material. The gap between the aggregates consisting of the waste cement concrete material is filled with the coal ash in the obtained roadbed course material, the pozzolanic reaction is further caused between the waste cement concrete material and coal ash, and consequently an excellent roadbed supporting power is exhibited.
Patent JP-2000285570-A (JP)
Title: Shutter mechanism for disk changer
Inventor: SAKUMA ICHIRO
IPC: G11B17/26
Filed: 1999-03-31
Abstract: PROBLEM TO BE SOLVED: To prevent the protrusion of a disk from a stocker even when the disk is pushed in by a user. SOLUTION: This shutter mechanism is installed in a disk changer 4 including a disk conveying mechanism 7 for conveying a disk 2 in a disk passage 6 connecting a port 3 for inserting/discharging the disk 2 with a cartridge to a recording and reproducing section 5, a stocker 8 provided in the disk passage 6 for housing plural disks 2, and a stocker vertical moving mechanism 9 for moving the stocker. The shutter mechanism is provided with a first shutter 10 for shutting off the stocker 8 and the port 3 from each other, a second shutter 11 for shutting off the stocker 8 and a recording/reproducing section 5 from each other, and a control means 12 for switching among a first mode for actuating the disk conveying mechanism 7 by opening the first shutter 10 while closing the second shutter 11, a second mode for actuating the stocker vertical moving mechanism 9 by closing the first and second shutters 10 and 11, and a third mode for actuating the disk conveying mechanism 7 by closing the first shutter 10 while opening the second shutter 11.
Patent JP-H04308313-A (JP)
Title: Exhaust gas purifying device
Inventor: MORI AKIYOSHI
IPC: F01N3/28
Filed: 1991-04-01
Abstract: PURPOSE:To support a cylindrical body accommodated in a container where exhaust gas flows in a stable manner by mans of the minimum number of members which are provided with holding functions and sealing ability. CONSTITUTION:The rear end part of a cylindrical carrier accommodated within a container 2 is supported by fitting elastically a multiplex-wound ring 7 which is ring-shaped and the sizes of the first winding 10 and the second winding 11 of which are changed in a two-stepped (large-small) manner into ring-shaped grooves 8, 9 formed in the external circumferential surface of the carrier 3 and the internal circumferential surface of the container 2 respectively. The carrier 3 is supported in a stable manner within the container 2, and the airtightness between the container 2 and the carrier 3 is kept since the internal and the external circumferential ends of the multiplex-wound ring 7 are pushingly pressed against the container 2 and the carrier 3 while keeping perfect roundness.
Patent JP-S60236020-A (JP)
Title: Steering sensor
Inventor: KADOOKA TAKAO
IPC: G01D5/347
Filed: 1984-05-09
Abstract: PURPOSE:To improve resolving power for the turning angle of steering by providing a light emitting element and photodetector on both sides of a disk for detection which is fixed to a steering shaft and has a spiral slit. CONSTITUTION:The detecting disk 4 is covered by an upper housing 8 and a lower housing 7 in the mid-way of the steering shaft 1. The disk 4 is fixed to the shaft 1 by means of attaching members 2 and 3 and is provided with the spiral slit 20. The light emitting source 22 is provided to the housing 8 and the photodetector 21 for detecting the position of a semiconductor is provided to the housing 7. The distance between both ends 20a and 20b of the spiral slit is designated as L and the slit is so formed that said distance is kept within the photodetecting plane 21a. The projecting point on the plane 21a is displaced by L.theta/ 360 when the shaft is turned by an optional angle theta. The resolving power for the turning angle of the steering is thus improved and the linear output is obtd. even if the width of the slit is not decreased.
Patent JP-S5519871-A (JP)
Title: Transistor
Inventor: KAMIYA YASUO
IPC: H01L29/72
Filed: 1978-07-28
Abstract: PURPOSE: For decreasing characteristic variation over a wide temperature range to form shallow range of the same conduction type as the emitter range provided on base layer but having a low concentration of impurities in contact with, on the both sides of, said emitter range.  
     CONSTITUTION: P-type base layer 2 is formed on an N-type semiconductor substrate 1 to operate as corrector, N-type emitter range 3 is diffusedly formed thereon, and the whole surface of said substrate 1 is covered with oxidized film 4. Next, the films 4 on the both sides of said range 3 are selectively removed, and shallow N-type range having a lower concentration of impurities than said range 3 is diffusedly formed in contact with said range 3 in the exposed portion of said layer 2. Thereafter, the oxidized film generated at range 8 is removed, and the surface portion having increased in impurities concentration of the exposed portion of said range 8 is removed, and said range 8 is increased in layer resistance. Next, said layer 8 is covered with oxidized film 4, an opening is provided at said range 3, and an emitter electrode 6 and said range are provided with openings and fitted with base electrodes 5. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H02291898-A (JP)
Title: Driving system and operation method of household electric appliance
Inventor: KUREIGU JIYOERU NOODOBII
IPC: D06F37/40
Filed: 1990-04-06
Abstract: PURPOSE: To deal with operation controls for both low and high speeds by arranging an inverter and a converter in the power source of an induction motor, directly controlling the inverter together with another equipment by means of microcomputer and controlling the converter with a front-end- controller. CONSTITUTION: Power for the induction motor 32 is supplied with a power means 106 having the AC-DC converter 108 and the DC-AC inverter 110. The microprocessor 104 is given electric signals showing the selection of an option from witches 24 and 25 and an output signal from a washing machine timer 22, controls the operations of the DC-AC converter 110 and a washing machine constituting element based on inputs from various kinds of sensors and executes the selected option. Then the front-end-controller which is constituted of a dedicated integrated circuit chip or the like and is operated by a speed being faster than that of the microprocessor 104 receives an input signal from the microprocessor 104, controls the output voltage of the AC-DC converter 108 and the motor 32 is accelerated, decelerated or inverted.
Patent JP-H06302018-A (JP)
Title: Production of stamper with protruding pattern
Inventor: YAMAGUCHI YUTAKA
IPC: G11B7/26
Filed: 1993-04-20
Abstract: PURPOSE:To form a high precision protruding pattern in which the width of the etched region is larger than that of the unetched region. CONSTITUTION:A stamper with a protruding pattern is produced through a 1st process for coating the surface of a 1st substrate 1 with a resist 2, a 2nd process for exposing the resist 2 in the form of a prescribed pattern, a 3rd process for patterning the resist 2 in the form of the prescribed pattern by development with a developer and producing a resist master, a 4th process for etching the substrate 1 with the patterned resist 2 as a protective layer and a 5th process for removing the residual resist on the etched half-finished product. At this time, an alkaline negative resist is used as the resist and an alkaline developer is used as the developer.
Patent JP-S61250834-A (JP)
Title: Production of magnetic recording medium
Inventor: SHIMOZAWA TORU
IPC: G11B5/845
Filed: 1985-04-30
Abstract: PURPOSE:To improve vertical orientation and surface roughness by passing a substrate on which a magnetic paint is coated between main magnets on the opposite surface of one of which ferromagnetic materials are disposed so as to have spaces therebetween to orient the axis of easy magnetization approximately perpendicularly to the film plane then drying the coating. CONSTITUTION:The magnetic paint is coated on the substrate and the substrate is passed through a magnetic field to orient the axis of easy magnetization of the magnetic particles in the coated film approximately perpendicularly to the film plane, then the coated film is dried. The opposed N-S main magnets on the opposite surface of at least one of which the ferromagnetic materials as micro-yokes are disposed so as to have the spaces therebetween are used as the magnetic field. The magnets to be used are the opposed N-S main magnets 11, 12. The ferromagnetic materials 13, 14 are disposed on the opposite surfaces of the magnets 11, 12 so as to have the space therebetween. Preferably about 2-100 pieces of the ferromagnetic materials 13, 14 are disposed on the opposite surfaces of the main magnets 11, 12. The space therebetween is made about 0.5-20mm.
Patent JP-H04303125-A (JP)
Title: Control device for engine with supercharger
Inventor: FUKUOKA YASUAKI
IPC: F02B37/00
Filed: 1991-03-30
Abstract: PURPOSE:To obtain excellent operating state by preventing the working state of a supercharger from turning from a P+S working state into a P working state to cause the variation of driving torque, within the fixed load operating domain of an engine. CONSTITUTION:An intake passage 209 is provided with the first exhaust turbosupercharger 204 and the second exhaust turbosupercharger 206. A control device is provided with a shift time detecting means for detecting a time when the working state of the supercharger shifts from both the working domains of the first supercharger 204 and of the second supercharger 206 to the working domain of only the first supercharger 204 within a fixed operating domain in a state where an accelerator has been pressed down, and a prohibiting means for prohibiting a changing over process from both the working states of the first supercharger 204 and of the second supercharger 206 to the working state of only the first supercharger 204 when the shift time detecting means has detected the shift time of the working domain.
Patent JP-H11288873-A (JP)
Title: Variable area electron beam drawing method
Inventor: NAKAGAWA YASUTOSHI
IPC: H01L21/027
Filed: 1998-04-06
Abstract: PROBLEM TO BE SOLVED: To realize a variable area electron beam drawing method which is capable of improving a beam drawing device in throughput, while keeping it high in drawing accuracy. SOLUTION: A shot dividing unit 14 divides pattern data resting on the basis of division rules stored in a memory 15. For instance, the length of the maximum side and maximum area of a divided shot are stored in the memory 15, and furthermore the relations between short sides and division maximum lengths as to data on a strip-like pattern are stored in a table manner in the memory 15. As a result, for data on a strip-like pattern sent from a high-speed data control unit 13, the length of a short side of the pattern is referred to the shot dividing unit 14, division length data corresponding to the short side are read out from the table stored in the memory 15, and a shot division processing is carried out on the basis of the length data. Based on the divided pattern data, a forming deflector 6 is controlled by a deflection control circuit 16, and a positioning deflector 10 is controlled by a control circuit 17.
Patent JP-S57208865-A (JP)
Title: Transformer outputting single-phase, two-phase or three- phase power optionally through combination of star connection two delta winding autotransformer and coil of each phase
Inventor: SAKURAI SHIYOUZOU
IPC: H02M5/14
Filed: 1981-06-17
Abstract: PURPOSE:To obtain optional output voltage by severally forming each primary, secondary, tertiary and quartic winding of the transformer in the star connection, the delta connection, the autotransformer and each phase coil. CONSTITUTION:The primary winding S1, S2, S3 of the transformer is formed in the star connection, secondary winding D1, D3, D5 and D2, D4, D6 in the delta connection, the tertiary winding A1, A2, A3 and A4, A5, A6 in the autotransformers and the quartic winding B1, B2, B3 and B4, B5, B6 in each phase coil connection. Accordingly, power required can be outputted by varying the ratio of transformer between the tertiary winding and the quartic winding.
Patent JP-H10268258-A (JP)
Title: Liquid crystal picture display device
Inventor: ASAKURA TSUTAE
IPC: G02F1/133
Filed: 1997-03-27
Abstract: PROBLEM TO BE SOLVED: To reduce the circuit scale of a signal input system and also to perform offset additions for an inversion drive with high accuracy with respect to a liquid crystal picture display device. SOLUTION: An AC signal is obtained by producing noninverted and inverted field picture data from digital picture data to be outputted from a signal processing circuit 1 with a data inverting circuit 4' and a switch 5', to subject the data to an A/D conversion and amplification. After these AC signals are branched into two systems and DC components of them are eliminated with respective coupling capacitors 21, 21' and bias voltage exceeding the operating threshold voltage of liquid crystal are added to them with respective bias circuits (22, 23), (22', 23') and respective field picture signals whose polarities are inverted are alternately outputted by a switch 24 to be inputted to a liquid crystal panel 8'.  The average value of signals passing through respective coupling capacitors 21, 21' becomes almost constant based on the strong correlation between fields of the picture signal and a small-scale offset adding circuit is constituted by utilizing these circuits.
Patent JP-H05264688-A (JP)
Title: Method and device for measuring magnetic flux density
IPC: G01R33/02
Filed: 1992-03-19
Abstract: PURPOSE:To provide a measuring method of measuring magnetic flux density and its device in which the time integrated value of magnetic flux density can be easily determined. CONSTITUTION:A measuring device of magnetic flux density has a ferrite magnetic core coil 1; a first converting circuit 2 for converting the magnetism detected by the coil 1 into an electric signal of voltage proportional to it; a second converting circuit 3 for inputting the electric signal outputted from the first converting circuit 2 and converting it to the electric signal of a fixed current value; and an integrating memory part 4 for inputting the electric signal outputted from the second converting circuit 3 followed by integration and storing the potential of the integrated electric signal. The time integrated value of magnetic flux density in an optional measuring point can be rapidly and easily determined over a long time, and this device can be easily handled and maintained. Further, since the manufacturing cost can be reduced, usability can be improved.
Patent JP-S62259798-A (JP)
Inventor: GERUHARUTO BUUSHIYU
IPC: B26F1/00
Filed: 1987-04-17
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-H03291969-A (JP)
Title: Manufacture of semiconductor device
Inventor: OKAMOTO AKIHIKO
IPC: H01L29/06
Filed: 1990-04-09
Abstract: PURPOSE:To obtain a semiconductor device which is flat and in which a semiconductor thin wire can be formed in a straight shape or in an arbitrary shape. CONSTITUTION:An undoped Al0.3Ga0.7As layer 2, an undoped GaAs layer 3 and an undoped Al0.3Ga0.7As layer 4 are formed sequentially on a semiinsulating GaAs substrate 1 provided with a 100 plane. Then, this assembly is cleaved in the direction of a 110 plane perpendicular to the 100 plane; a section 5 which traverses the interface between the undoped Al0.3Ga0.7As layer 2 and the undoped GaAs layer 3 and the interface between the undoped GaAs layer 3 and the undoped Al0.3Ga0.7As layer 4 is formed.
Patent JP-H04303986-A (JP)
Title: Semiconductor laser device
Inventor: ARIMOTO SATOSHI
IPC: H01S5/00
Filed: 1991-03-29
Abstract: PURPOSE:To easily and highly accurately form the ridge of an AlGaAs ridge waveguide type laser device. CONSTITUTION:The upper clad layer of a ridge waveguide type semiconductor laser device is constituted in a two-layer structure of the first upper clad layer 4b of p-type AlGaAs and second upper clad layer 4c of p-type AlGaInP. Since these two materials can be completely removed by selective etching, the ridge section of this laser device can be formed only etching the layer 4c to a ridge- like shape by using the layer 4b as an etching stopper.
Patent JP-H07120423-A (JP)
Title: Gas discrimination device
Inventor: TAKATSU ICHIRO
IPC: G01N27/12
Filed: 1994-05-02
Abstract: PURPOSE:To miniaturize the whole device and attain energy saving by enabling a single gas sensor to discriminate several sorts of gas. CONSTITUTION:This gas discriminating device is provided with a single gas sensor 1 changing its characteristic according to the working temperature, a control means 5 by which the working temperature of the gas sensor 1 can be set at optional temperature, and an information processing means 4 by which the change of output of the gas sensor 1 is recognized in pattern, the working temperature of the gas sensor 1 is changed continuously or steppedly, the change of output corresponding to this is recognized by the information processing means 4, and hence the sort of gas to be detected is discriminated.
Patent JP-H03290707-A (JP)
Title: Numerical controller
Inventor: NIWA TOMOMITSU
IPC: G05B19/4093
Filed: 1990-04-09
Abstract: PURPOSE:To obtain a computer numerical controller(CNC) having high performance at low cost that can carry out a machining program in response to each machine tool or each machining process by providing a machining program conversion table which stores previously the information needed for conversion of an optional character string designated in the machining program into another optional character string. CONSTITUTION:A machining program conversion processor 18 and a machining program conversion table 19 are added to a conventional CNC. The processor 18 applies the conversion processing to the machining program read out through a tape reader 11 and then carries out this converted program in the same way as the processing of the conventional CNC. Then the processor 18 is stored in a ROM or a RAM, and the table 19 is stored in the RAM respectively. Thus it is possible to obtain a CNC having high performance at a low cost that can carry out the machining program in response to each machine tool or each machining process.
Patent JP-H09255988-A (JP)
Title: Liquid detergent composition
Inventor: TAMURA MASARU
IPC: C11D17/08
Filed: 1996-03-22
Abstract: PROBLEM TO BE SOLVED: To obtain the effect of softening not only synthetic fibers but also cotton fibers and to prevent the cloths from yellowing by incorporating a specified nonionic surfactant, anionic surfactant and cationic surfactant. SOLUTION: This composition contains (a) at least one nonionic surfactant having an average molar number of addition of 6 to 12 selected from among ethylene oxide adducts of primary alcohols having a C8 to C20 linear alkyl or alkenyl group, ethylene oxide adducts of primary alcohols having a C8 to C22 branched alkyl or alkenyl group having a C5 or lower, short-chained, branched alkyl group, C8 to C22 fatty acid/ethylene oxide adducts, C8 to C22 fatty acid ester/ethylene oxide adducts, and ethylene oxide adducts of alkylphenols having a C6 to C12 alkyl group, (b) an anionic surfactant having SO3 or SO4 , and (c) a cationic surfactant of the formula wherein R1 is a C6 to C24 alkyl or the like, R2 is a C1 to C3 alkyl or the like, and X is a halogen or monoalkylsulfate group, in a specified ratio.