baber/WOPTO huggingface dataset:
Patent JP-H0581689-A (JP)
Title: Wire supporting actuator driving device of optical disk device
Inventor: OZAWA YASUYUKI
IPC: G11B7/095
Filed: 1991-09-20
Abstract: PURPOSE:To provide a wire supporting actuator driving device of an optical disk device without increasing the required precision for the assembly of the actuator but, with reducing a production cost of an optical disk device wire supporting actuator driving device which drives a two dimensional actuator supported by four wires. CONSTITUTION:A distributer 13 outputs a focus driving signal DF to driving circuit 11a and 11b with a desired output ratio (m). The driving circuits 11a and 11b current drive focus coils 5a and 5b and drives a moving section 4 toward the optical axis direction F of an objective lens 3. A track coil 6 is current driven by a driving circuit 12 with the track driving signal DF so as to drive the moving section 4 toward a track direction T which is orthogonal to the optical axis direction F. An adder 14 adds track driving signal DT to the focus driving signals DF with a desired adding ratio (n) and input it to either one of the driving circuits 11a or 11b.
Patent JP-H1157102-A (JP)
Title: Ball collecting mat in golf practice range
Inventor: MORITA YUKIO
IPC: A63B69/36
Filed: 1997-08-22
Abstract: PROBLEM TO BE SOLVED: To provide cushion property for mitigating the impact of a golf ball and to easily exchange mats by laminating the surface layer of a resin composition on the surface of thick silk cloth where an in-gap volumetric proportion and thickness are more than a specified value between internal fibers. SOLUTION: When needle punching silk cloth 17 or double knit cloth is used as thick silk cloth, it is impregnated with a liquid resin composition such as vinyl chloride paste sol or latex emulsion resin, etc., when the gaps 11 which are not clogged by the resin composition remains inside thick silk cloth 17 by more than 30 vol.%, preferably, 50 vol.% and the whole fibers 16 constituting the thick silk cloth 17 are wrapped by the coating of the liquid resin composition. Coating is light and is not easily broken by making a light ball collecting mat 42 where thickness in a whole is 2 to 10 mm. Cushion property is enhanced in highly volumetric thick silk cloth 17, stability in strength against the impact received by the golf ball is provided and the flying and coming golf ball is stopped at a landing place.
Patent JP-S6397833-A (JP)
Title: Gas turbine plant using gasified production gas of solid fuel as fuel
Inventor: SUZUKI TAKESHI
IPC: F02C3/28
Filed: 1986-10-13
Abstract: PURPOSE:To improve thermal efficiency and to prevent the occurrence of a trouble due to liquid phase tar, by method wherein a part of the sensible heat of production gas from a high pressure gasifying furnace is recovered by means of high pressure air for combustion, and the temperature of the production gas is controlled to temperature at which a tar content in the production gas is not liquefied. CONSTITUTION:Solid fuel, e.g. coal, is gasified under a high pressure in a high pressure gasifying furnace 1 by thermal decomposition, production gas therefrom is guided to a washing tower 5 through a cyclone 2, a sludge heater 3, and an air heater 4, and the gas after washing is fed to a burner 7. In the burner 7, the gas is burnt under the feed of high pressure air, guided through the air heater 4 from a compressor 13 situated on the same shaft as that of a gas turbine 11, and the generated high pressure high temperature gas is fed to the gas turbine 11 for execution of a work to drive a generator 12. In this case, a heat exchange amount of the air heater 4 is set to a value by means of which the temperature on the outgoing side of the production gas is held at a value higher than the dew-point temperature of a tar content in the production gas.
Patent JP-H05235452-A (JP)
Title: Operation method of semiconductor device as optical filter and semiconductor for executing its operation
Inventor: BIRUFURIITO IDORAA
IPC: H04J14/02
Filed: 1992-09-10
Abstract: PURPOSE: To separate a light wavelength demultiplex optical signal by using a semiconductor device, containing a waveguide layer in which a continuous structure having separated regions on a substrate is integrated monolithically. CONSTITUTION: A Y-shaped waveguide body 41 of mesa structure 4 is arranged on a substrate 2 with a buffer layer 3 in between, and an adhesive layer 43 and a metallic layer 7 which are provided thereon are separated by recessed parts 44, 45 and 46, and one of them is divided into four regions 8 to 11 as a separated region. A light enters the free end of a region 11, and a current which is smaller than the respective laser threshold current in the regions passes through the regions 8, 9 and 11 and region 10 vertically with respect to the propagation direction of light from the metallic layer 7 to the electrode 12 of the bottom of the substrate 2, thereby constituting two Fabry-Perot resonators which can be operated as filter.
Patent JP-H0883460-A (JP)
Title: Disk device
Inventor: TSUCHIYA TATSUHIKO
IPC: G11B17/04
Filed: 1994-09-09
Abstract: PURPOSE: To detect the abnormal insertion direction of a cartridge whose insertion direction is specified as a mini-disk MD and the like. CONSTITUTION: This device is provided with a fixed wall part 11 and a movable wall part 12, and constituted so that the interval between both wall parts is extended. The variable wall section is provided with a projecting part 15 which can engage with a hole Ca in the bottom part of a cartridge C. When the cartridge C is inserted in the abnormal direction, the projecting part 15 cannot be engaged with the hole Ca, the movable wall part 12 is kept away from the fixed wall part 11 to be detected by an ON state of a switch SW1. Also, when an abnormal insertion is performed, the projecting part 15 is engaged with the hole Ca, the interval between the movable wall part and the fixed wall part 11 is made narrower, and the switch SW1 is sometime turned off, but in this case, a switch SW2 is turned off without detecting the side end of the cartridge C by a detecting lever 17. Abnormal insertion of the cartridge C can be discriminated by output of the switches SW1 and SW2.
Patent JP-H053884-A (JP)
Title: Sterile ultrasonic wave cover pipe
Inventor: KURAUSU HORUSUTAIN
IPC: A61B46/10
Filed: 1991-08-29
Abstract: PURPOSE: To reduce the number of personnel for implementing a sterilizing cover to two by arranging a plastic foil tube having a specified length to be used at an expansible folding part while a tube closure end part sticks out by a specified length into the expansible folding part. CONSTITUTION: A sterilizing cover tube is applied for a convertor and a connection cable of a medical ultrasonic apparatus used for sonic holography especially in vivo or during the operation. In this case, the sterilizing cover tube is made up of a plastic foil tube 10 having a length corresponding to the converter and the connection cable with one end 11 closed. The foil tube 10 is arranged to be used some expansible folding parts 14-20. On the other hand, the closure end part 11 is made to stick out into the expansible folding parts by shorter dimensions than the length of the remaining expansible folding parts 15-20 covering the closure end part 11 outside. A weld seam 12 of the closure end part 11 is arranged inside in the direction of introduction openings or feeding openings 13 of the expansible folding parts 14-20.
Patent JP-H0554359-A (JP)
Title: Magnetic recording medium
Inventor: IMAGAWA MAKOTO
IPC: G11B5/66
Filed: 1991-08-28
Abstract: PURPOSE:To obtain the recording medium of a high coercive force, low noise and high output by forming a magnetic layer contg. cobalt, platinum, zirconium, and boron on a substrate at specific ratios. CONSTITUTION:The surface of the substrate 1 is lapped and a hard layer 2 of nickel-phosphorus is provided as a nonmagnetic metallic layer by an electroless plating method thereon. After this hard layer 2 is polished to a specular surface, a texture is formed. A substrate layer 3 consisting of nonmagnetic chromium is then formed on this electroless plating layer of the nickel-phosphorus. A magnetic layer 4 consisting of cobalt-chromium-platinum- zirconium-boron is formed by a sputtering method on this chromium substrate layer 3. The zirconium and the boron are incorporated therein at the specific ratios.
Patent JP-S6486584-A (JP)
Title: Semiconductor laser
Inventor: IMAMOTO HIROSHI
IPC: H01S5/00
Filed: 1987-09-29
Abstract: PURPOSE:To improve temperature characteristics with the features of law threshold and short wave, by forming an active layer in a multiple-superlattice quantum well structure wherein a superlattice barrier layer and a superlattice well layer are alternately laminated. CONSTITUTION:A superlattice barrier layer 21 and superlattice well layer 22 are both constructed in a manner that 2 kinds of thin layers of different compositions wherein one layer is at most a pentamolecular layer i.e. GaAs layer and AlGaAs layer are alternately laminated. A multiple quantum well structure has features of a comparatively long oscillation wavelength, and a good temperature characteristics. A superlattice structure is applied to a multiple quantum well structure having a good temperature characteristic to construct an active layer 5 by the multiple superlattice quantum well structure wherein a superlattice quantum well layer and a superlattice barrier layer are alternately laminated. Since crystal growth is done while keeping an excellent interfacial evenness, the temperative characteristic can be improved without damaging low threshold leveling and short wave property.
Patent JP-2001065430-A (JP)
Title: Installing device for fuel injection device in internal combustion engine
Inventor: NAKAMURA HITOSHI
IPC: F02F1/24
Filed: 1999-08-30
Abstract: PROBLEM TO BE SOLVED: To reduce the working man-hours of a cylinder head by forming a clearance between bearing cap bodies in two parallel cam shafts, and fitly engaging an engaging part in a tip end of a cramp body into the clearance. SOLUTION: Tow cam shafts 6, 7 for opening/closing an intake valve and an exhaust valve, or a plurality of exhaust valves are disposed in parallel with each other on an upper surface of a cylinder head 3. Both cam shafts 6, 7 are pivotally supported by bearing parts 8, 9 disposed on one end of the cylinder head 3, and bearing cap bodies 10, 11 fastened to the bearing parts 8, 9 by bolts 12, 13. A clearance 20 is formed between the bearing cap bodies 10, 11 with respect to both cam shafts 6, 7, and an engaging part 19 disposed on one end of a cramp body 17 is fitly engaged into the clearance 20. This reduces the working man-hours of the cylinder head 3 so as to reduce the cost.
Patent JP-H0991792-A (JP)
Title: Recorder
Inventor: MATSUYAMA HIROYUKI
IPC: H04N5/76
Filed: 1995-09-21
Abstract: PROBLEM TO BE SOLVED: To obtain a recorder convenient to users at the time of using a reserving capability of a recorder. SOLUTION: When reservation data are inputted by a key input part 1 or a remote controller 2, a control part 3 writes the reservation data in a reservation setting memory 9 and after the reserved recording based on the reservation data is executed, the reservation data are erased. Besides, the control part writes the reservation data in a data for rereservation holding memory 10 by adding them frequency data and reads out the list of corresponding reservation data prior to reserved times of respective reservation data to display the list of the reservation data on a main body display 6 or on an external monitor via an external monitor output part 7.
Patent JP-H0796616-A (JP)
Title: Image forming device
Inventor: YOSHIDA TATSUYA
IPC: B41M5/382
Filed: 1993-09-29
Abstract: PURPOSE:To obtain highly durable and high quality image with a system, the structure of which is simple and with which printing cost becomes low. CONSTITUTION:The image forming device concerned is equipped with a heating means 15 prepared by arranged a plurality of selectively heat generable elements, a developer carrying means 12, on the surface of which developer is electrostatically born so as to be carried to the position of the heating means 15, a developer feeding means 18, which feeds and bears developer onto the developer carrying means 12, and a pressing means 20 for pressing recording sheet 21 and the developer carrying means 12, both of which are pinched between the heating means 15 and the recording sheet 21, against the heating means 15. In addition, an auxiliary heating means 22, which transmits heat from the side opposite to the heating means 15 so as to pinch the recording sheet 21 between the means 15 and 20, is provided.
Patent JP-H0669099-A (JP)
Title: Range finder device
Inventor: NARA KEI
IPC: G03F9/00
Filed: 1992-08-18
Abstract: PURPOSE:To increase the measurement range without increasing the mirror surface length of a traveling mirror in a range finder device. CONSTITUTION:A plurality of interference type range finder means 12, 13, and 14 opposing one traveling mirror 8 are aligned while they are separated by a short spacing L1 (=L2=L3=L4) for the length of a mirror surface in traveling direction and the interference type range finder means 12, 13, and 14 are switched according to the move of the traveling mirror 8, thus expanding the measurement range of distance to the mirror surface over a wire range for the mirror surface length of the traveling mirror 8.
Patent JP-S6486487-A (JP)
Title: Illumination control system
Inventor: TOKUNAGA SHIGEYUKI
IPC: H05B37/02
Filed: 1987-09-29
Abstract: PURPOSE:To provide switchability for operation mode of each lighting fixture or their groups individually in accordance with the installation environment by furnishing a signal producing terminal unit which produces a dimming control signal on the basis of dimming data transmitted from a main operation board, and by installing a signal processing device to perform changeover of the operating mode of the lighting fixture between this terminal unit and lighting fixture. CONSTITUTION:Illuminating power is supplied or shut off to/from a dimmed lighting fixture 23 at each on/off terminal unit 15 on the basis of the schedule stored in a memory or operation of switches installed on a main operation board 11. From this main operation board 11, dimming data is given to a signal producing terminal unit 17, and a dimming control signal is prepared on the basis of this dimming data and transmitted to each signal processing device 27 etc. At each signal processing device 27, the dimmed lighting fixture 23 is operated in dimming mode by directly inputting the dimming control signal fed in accordance with setting of a setting switch, or extinction is made by shutting off the illuminating ower supplied from the on/off terminal unit 15.
Patent JP-H0798030-A (JP)
Title: Driving force transmission
Inventor: SAKAI NAOYUKI
IPC: B60K17/348
Filed: 1993-09-29
Abstract: PURPOSE:To provide a small driving force transmission with a small number of parts at a low cost as to relax impulse torque at the time of locking, by unnecessitating a pressure generation mechanism and a piston for generating pressure matching a differential rotation. CONSTITUTION:A drive transmission is provided with a wet type multi-plate clutch 15 stored inside housings 11, 12 under a frictional engaging condition for transmitting rotational torque between housings 11, 12 and a rotary shaft 13, a cam mechanism for pressing the wet type multi-plate clutch 15 in the clamping direction by relative rotation between the housings 11, 12 and the rotary shaft 13, and a spring member for energizing this cam mechanism in the direction separating from the wet type multiple-plate clutch 15, and then highly viscous fluid is charged inside the housings 11, 12 in which the wet type multiple-plate clutch 15 is stored.
Patent JP-H0797751-A (JP)
Title: Storage of 2-way tricot roll
Inventor: NITAYAMA MITSUO
IPC: D04B21/18
Filed: 1993-09-29
Abstract: PURPOSE:To prevent the generation of blot pattern after dyeing of a 2-way tricot produced by the mixed knitting of a long filament and a spandex fiber by suspending a 2-way tricot in the form of a roll for a prescribed period,. CONSTITUTION:A 2-way tricot produced by the mixed knitting of filament yarn such as polyester fiber or polyamide fiber and N spandex yarn is wound on a core 2 in relaxed state to form a 2-way tricot roll 1. The 2-way tricot roll 1 is supported by a core-supporting rod 3 of a cart 4 and maintained in the mutually separated state for at least 48hr without supporting the weight of the 2-way tricot with the floor 5 of the cart. Thereafter, the 2-way tricot is dyed under normal condition to obtain a high-quality tricot product free from the generation of blot pattern.
Patent JP-H1086078-A (JP)
Title: Hand-holding type power tool
Inventor: EGASHIRA YASUO
IPC: B25F5/00
Filed: 1996-09-13
Abstract: PROBLEM TO BE SOLVED: To provide an appropriate grip position according to working conditions and improve usability in working with one hand by movably providing a grip in the longitudinal direction of an outer frame. SOLUTION: A grip 5 is supported in such a state as moving in the longitudinal direction of an outer frame 2 so that either one of two grip positions of 'front' and 'rear' can be selected and fixed. When the grip 5 is in such a selection state as being moved to the 'front', a superior gravity center balance can be obtained so that the load applied on the wrist can be reduced even in a case of using it with one hand. When the grip 5 is in such a selection state as being moved to the 'rear' and if the recessed part 2a of the outer frame 2 is held like holding, the pressing force can be efficiently applied in the rotary axis direction of the tip tool, while pressingly operating a trigger 4a.
Patent JP-H08111412-A (JP)
Title: Manufacturing for semiconductor device
Inventor: KATO TAKASHI
IPC: H01L21/316
Filed: 1994-10-06
Abstract: PURPOSE: To form a flat silicon oxide film at a relatively low temperature, by carrying out plasma discharging in a reaction chamber and growing a silicon oxide film in reaction of a silane-based gas, water vapor, and an oxidizing material. CONSTITUTION: A mixed gas of silane-based water gas, water vapor, and an oxidizing material at an adjusted flow rate is conducted into a reactive chamber 3 from a gas supply system A, and plasma is discharged while power from a high-frequency power supply 8 is applied across a gas feeding board 5 and a substrate mounting stage 4. In this case, water vapor with good fluidity almost equal to a liquid phase is applied to a surface of a substrate and reacted with the silane-based gas to grow an oxide film. An intermediate product of oxide film formed on the surface is well fluidized, the oxide film is grown more at a recessed part than a projected part, so a flat oxide film can be formed. After all, a flat oxide film is formed at a lower temperature.
Patent JP-2000073302-A (JP)
Title: Constructing method for structure
Inventor: TAKAGI YASUO
IPC: E01C3/00
Filed: 1998-08-28
Abstract: PROBLEM TO BE SOLVED: To simply construct a stable structure by stacking foam resin blocks in sequence while laying a drift preventing sheet between the foam resin blocks to construct the structure. SOLUTION: A drift preventing device 11 laid between foam resin blocks 3 is covered with a foam resin material 14 on the whole surface of a fiber net sheet 13, and it has stickiness to the foam resin blocks 3. The foam resin material 14 is made flat in the horizontal direction by the load applied to the drift preventing sheet 11 from above, and the contact area with the foam resin blocks 3 is increased, thus the frictional resistance between the drift preventing sheet 11 and the foam resin blocks 3 is increased. The foam resin blocks 3 are stacked in sequence while the drift preventing sheet 11 is laid between the foam resin blocks 3 to construct a structure, i.e., a road. Such a danger can be prevented that part of the structure is drifted, cracked or collapsed.
Patent JP-S61122231-A (JP)
Title: Production of cycloolefin
Inventor: ICHIHASHI HIROSHI
IPC: B01J27/053
Filed: 1984-11-16
Abstract: PURPOSE:To produce the titled compound in high yield, by the partial hydrogenation of an aromatic hydrocarbon in the presence of water and a catalyst having remarkably improved selectivity and prepared by using barium sulfate as a carrier and supporting Ru and a metal selected from Fe, Co and Cu to the carrier. CONSTITUTION:A cycloolefin is produced by the partial hydrogenation of the corresponding aromatic hydrocarbon compound. The reaction is carried out by using a catalyst prepared by supporting (A) ruthenium (e.g. ruthenium, halide or nitrate of ruthenium, ruthenium carbonyl, ruthenium alkoxide, etc.) and (B) one or more metals selected from iron, cobalt, silver and copper (e.g. the metals, their halides, nitrates, etc.) to barium sulfate used as a carrier, and adding 0.01-10pts.(vol.), preferably 0.1-5pts. of water based on 1pt. of the aromatic hydrocarbon. USE:Important intermediate of lysine, caprolactam, adipic acid, medicinal drugs, agricultural chemicals, dyes, etc.
Patent JP-H04126928-A (JP)
Title: Air conditioning device
Inventor: SONE YASUO
IPC: F24F13/32
Filed: 1990-09-13
Abstract: PURPOSE:To reduce noise discharged indoors by laying out an acoustic absorption panel which covers a porous structural body for noise absorption which changes its hole percentage continuously in the direction of its thickness in the central discharge port of a decorative grille. CONSTITUTION:A porous structural body 12, which has small specific weight and its porocity varying continuously in the direction of its weight, is a fusion layer which comprises a bottom fusion layer 13 with large specific weight, a porous layer 14 with small specific weight, and a top face skin layer 15 whose specific weight is intermediate between each layer 13 and 14. An acoustic absorption panel 11, which covers the porous structural body 12, but leaves out its top face on the opposite side of a built-in air conditioner main body 3, is laid out in a central discharge port 6b of a decorative grille 6 so that it may cover an air conditioner 10 located directly above the panel. The noise generated by the air conditioner 10 is absorbed by the porous structural body 12 so that the noise discharged indoors may be reduced by 2 or 3dB in terms of an octave relative level compared with the prior art noise.
Patent JP-H08107448-A (JP)
Title: Electronic exchange system and digital multi-functional telephone set transmitting method using the system
Inventor: SATO ATSUHIKO
IPC: H04M3/00
Filed: 1994-10-07
Abstract: PURPOSE: To extend the distance from an exchange to a digital multifunctional telephone set. CONSTITUTION: Voice data S20a inputted from the exchange through a terminal Ta are converted into voice data by a voice data interface circuit 21 and those data are transmitted through TDM interface circuits 241 -24n to EN 301 -30n . Control data S20b inputted from the exchange through a terminal Tb are converted into control data for each channel by a control data converting circuit 23 and transmitted through the circuits 241 -24n to the EN 301 -30n . The EN 301 -30n convert the received voice data and control data into signals for ping-pong transmission and transmit them to DTEL 11 -1n . The respective circuits inside the EN 301 -30n and a SLIC-DE 20 perform the inverse conversion of this conversion to the voice signals and control signals from the DTEL 11 -1n and the voice signals and control signals corresponding to the exchange are transmitted.