baber/WOPTO huggingface dataset:
Patent JP-H08194540-A (JP)
Title: Tracking controller
Inventor: TAI YASUHIRO
IPC: G05D3/12
Filed: 1995-01-20
Abstract: PURPOSE: To provide a tracking controller for preventing the degradation of quantization accuracy and overflow in D/A converter input by the offset components of tracking error signals. CONSTITUTION: This controller is provided with analog subtractors 105, 106 and 108, a sample-and-hold 107, an A/D converter 109, a digital multiplication means 110, a digital subtraction means 111 and a sample timing generation means 114, and analog/digital conversion is performed with sufficient quantization accuracy without generating the overflow in the A/D converter 109 by reducing the offset components in the tracking error signal 1a including offset components by the analog subtractor 108. Further, by accurately correcting the uncorrected offset components in the analog subtractor 108 by the digital subtraction means 111, improved control performance is obtained.
Patent JP-H09192291-A (JP)
Title: Game medium polisher
Inventor: UGAWA SHOHACHI
IPC: A63F7/02
Filed: 1996-01-19
Abstract: PROBLEM TO BE SOLVED: To effectively polish stain off from a game medium by providing an abutting member which makes a game medium polishing member to abut on the game medium, forming an embedding part for embedding a part of the game medium in this abutting member, and providing the game medium polishing member between the game medium and the embedding part. SOLUTION: A pachinko game machine is provided with a game medium exposed part 118 in the intermediate part of a carrying path 62 and a polishing member 63 for a polisher 54 is arranged along this exposed part 118. A part of the carrying path 62 is notched so that the pachinko ball 117 is brought in contact with the polishing member 63, and wrapping pieces 90a, 90b for preventing the pachinko ball 117 from fallen from the exposed part 118 in the case of detaching the polisher 54 therefrom are provided. When the polisher 54 is installed therein, the projecting part of the abutting member 70 is interrupted between the wrapping pieces 90a, 90b and the pachinko ball 117 so as to release the wrapping of the pachinko ball 117 and then the pachinko ball 117 is made to hold on the carrying path 62 by the polishing member.
Patent JP-H05197166-A (JP)
Title: Electrophotographic photosensitive body
Inventor: MIYAOKA SEIJI
IPC: G03G5/047
Filed: 1992-01-20
Abstract: PURPOSE:To provide an electrophotographic photosensitive body having excellent light responsiveness. CONSTITUTION:A charge generating layer containing a photoconducting material generating charges and a charge transporting layer containing a charge transporting material are provided on a conducting substrate, the binder of the charge transporting layer is made of the resin satisfying the following conditional expression in an electrophotographic photo sensitive body: the aromatic ring concentration of resin >=7.9X10<-3>, where the aromatic ring concentration is defined as (the number of aromatic rings in the repeated unit of resin)/(the molecular weight of the repeated unit).
Patent JP-H10203802-A (JP)
Title: Apparatus for keeping and improving purity of hydrogen
Inventor: KAWAE TAKAYUKI
IPC: C01B3/56
Filed: 1997-01-20
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for keeping and improving the purity of hydrogen capable of keeping high purity of hydrogen gas enclosed in a closed container, simple in its structure and easy in operation. SOLUTION: This apparatus for keeping and improving purity of the hydrogen enclosed in a closed container has hydrogen purification lines 12, 14, which draws a part of hydrogen enclosed in a closed container other than a hydrogen cooling-type turbine dynamo and purifies it, and subsequently returns the purified hydrogen gas into the closed container. Hydrogen gas is purified by passing a palladium membrane module 2 placed in the hydrogen purification lines 12, 14. In order to remove contaminated impurities, the apparatus is provided with an oil-removing means 20, an oxygen-removing means 22, a filter 34 and a desulfurization reactor 36, and a compressor 18 is placed so that the hydrogen gas can pass the palladium membrane module 2.
Patent JP-H11201700-A (JP)
Title: Airframe
Inventor: ARAI OSAMU
IPC: F41G7/36
Filed: 1998-01-19
Abstract: PROBLEM TO BE SOLVED: To reduce the weight, cost, and size of an airframe by reducing the pitch axis and yaw axis of an auto-pilot device to one axis by spinning the airframe by setting the rear wing of the airframe at a fixed angle. SOLUTION: An auto-pilot section 2 calculates a steering angle command for pitch axis spinning system based on an acceleration command calculated by means of an inertial system proportional navigation command calculating section 1 and inputs the command to a pitch axis actuator 4. Then an auto-pilot gain is calculated by changing the steering angle by means of the actuator 4 and detecting the response from a flying body by means of an inertial device 6. The inertial device 6 sends the angular velocity and acceleration of a rolling flying body to a coordinate transforming section 8 and the section 8 transforms the angular velocity and acceleration into the angular velocity and acceleration of a non-rolling flying body.  The airframe is constituted by feeding back the transformed angular velocity, acceleration, rolling angle, and the above- mentioned auto-pilot gain to the auto-pilot section 2.
Patent JP-S58125363-A (JP)
Title: Production of structure by electro-slag remelting
Inventor: KONDOU YASUO
IPC: C22B9/18
Filed: 1982-01-22
Abstract: PURPOSE:To prevent defective welding by fusion and joining and to improve the surface quality in joined parts by installing auxiliary electrodes in the corner parts formed of base materials and a casting mold and conducting DC current thereto, thus inducing electromagnetic flow in molten slag bath and molten metal baths. CONSTITUTION:A circular columnar base material 3 and a water-cooled casting mold 4 to form a structure are mounted and disposed on a water-cooled molding board 8 which constitutes one of electrodes, and a consumable electrodes 5 consisting of the same kind of the material as the material 3 or dissimilar materials are inserted into the spaces thereof. AC current is conducted from an electric power source 7 to form molten slag baths 6 and molten metal baths 9. Further, consumable or nonconsumable electrodes 10 of a section smaller than the section of said electrodes 5 are installed in the respective corner parts of the intricate shapes formed by the material 3 and the mold 4, and are connected to a DC power source 11. Then, electromagnetical flow in an arrow F direction is induced in the baths 6 and the baths 9, whereby the temps. in the corner parts are made uniform and penetration is accelerated.
Patent JP-S55143062-A (JP)
Title: Read only memory
Inventor: TOKUMARU SEIYA
IPC: G11C17/06
Filed: 1980-01-28
Abstract: PURPOSE:To make read operation speed high in ROM by a method wherein a pair of barrier metal layers on a conductive layer is formed at separated positions each other, and at one position a memory device element is formed by laminating a metal layer which does not show rectifying characteristic against the semiconductor layer. CONSTITUTION:A pair of Pt layer 12, 13 are formed at separated positions each other on an n-layer 11 which is provided on a p-type Si substrate 10, and thus Shottkey barrier diodes SBD1, SBD2 are formed, and a layer 16 which has nonrectifying characteristic to the n-layer 11 is formed by overlapping an As layer that has P on the Pt layer 12. A memory device element is built of a pair of diodes like this and this state represents logic '1'. By a current pulse beyond the reverse withstand voltage applied rectification of SBD1 is broken, and logic '0' is written by giving nonrectification between the conductive layer 16 and the n-layer. In this memory device element the forward current is carrier by electrons, and equilibrium between electrons in the metal layers is swiftly attained, and electric charges which hinder switching are not deposited. Therefore reading speed also with writing speed is remarkably improved as compared with the conventional one in which pn- junction diodes are used.
Patent JP-S58124276-A (JP)
Title: Schottky gate field effect transistor and manufacture thereof
IPC: H01L29/80
Filed: 1982-01-20
Abstract: PURPOSE:To manufacture the FET with a good yield rate and without the degradation in element characteristics due to the misalignment of a mask, by using highly heat resisting metal as a Schottky gate, enabling the annealing to be performed after the formation of a gate electrode. CONSTITUTION:A mask pattern 12, wherein a stripe shaped hole is provided, is formed on the surface of a semi-insulating semiconductor crystal substrate 1. One conductive impurities are implanted, and an operating layer 13 having a thickness and a carrier concentration, which impart a specified voltage, is  formed. The highly heat resisting metal (e.g. TiW, Mo, Ta, and the like) is evaporated on the entire surface, and the mask pattern 12 is removed. A stripe shaped gate electrode 14 made of the highly heat resisting metal is formed by a life off method in this way. Then the second ion implantation is performed, operating layers 15 and 16 whose carrier number per unit area is larger than that of the operating layer 13 are formed on both sides of the operating layer 13. After the annealing work, a source 17 and a drain 18 are formed by an ordinary method. Then the resistance between the gate and the source and the resistance between the gate and the drain become small and gm becomes large.
Patent JP-H10211459-A (JP)
Title: Bonding agent heating and distributing device with removable barrel
Inventor: BOKROS LES
IPC: B05C5/00
Filed: 1998-01-19
Abstract: PROBLEM TO BE SOLVED: To provide a bonding agent heating and distributing device of safe operation constituted of a feed handle fixed together by a releasable latch and a removable cartridge barrel. SOLUTION: A bonding agent heating and distributing device 10 is constituted of a distributing section and a removable heating section. The distributing section is provided with a feed handle 16 constituted of a main body 30 providing a hand grip 35. A bonding agent stick 15 can be fed from the distributing section to the heating section by a feed mechanism. The heating section is provided with a heating cartridge 22 and a protective housing 26 in which the heating cartridge is fitted. An internal space is formed in the protective housing 26, and a sufficiently large clearance is formed between the heating cartridge 22 and the protective housing 26 for the purpose of providing the heat shielding.
Patent JP-H10205105-A (JP)
Title: Floor member fixing piece
Inventor: SHOJI HIROSHI
IPC: E04F15/00
Filed: 1997-01-20
Abstract: PROBLEM TO BE SOLVED: To easily fix a floor member to a sleeper by fixing a base part to a floor framing side, and engaging an end part of the floor member to a lower side of an engagement piece which is located above the base part and continuously extended from the base part to fix the floor member to the floor framing. SOLUTION: A fixing piece 1 comprises a flat plate-shaped base part 2 to be fixed to a floor framing side of a building and a bent flat plate-shaped engagement piece 3 which is continuously extended above the base part 2 on each end side of the base part 2. The engagement piece 3 of the fixing piece 1 is inserted into a floor member 50 loaded on a sleeper 54, and the base part 2 is fixed thereto by screws 5. An extension part 7 is inserted into the foamed resin 53, and the fixing piece 1 is fixed while a lower side 6a of an inclined part 6 is abutted on an end part 51a of a bent steel plate 51. Because a gap G larger than the thickness of the bent steel plate 51 is formed in the fixing piece 1 between a lower side 7a of the extension part 7 and an upper side of the sleeper 54, the end part 51a can be held by the inclined part 6 even when the end part 51a of the bent steel plate 51 is raised, and the dimensional errors and raise can be flexibly absorbed, and the fixing piece 1 is easily fitted.
Patent JP-H09198873-A (JP)
Title: Semiconductor memory
Inventor: KOBAYASHI MASAKAZU
IPC: G11C7/06
Filed: 1996-01-19
Abstract: PROBLEM TO BE SOLVED: To sequentially sense the data on bit lines of the number exceeding N between previous data output and to make it possible to output it by sequentially using two or more of N pieces of sense amplifiers. SOLUTION: Sensing operation timing by respective sense amplifiers 5a of a sense amplifier group 5, latching operation timing by respective latch circuits 6a of a latch circuit group 6 and selectively switching operation timing by respective selectors 7a of a selector group 7 are respectively controlled by a sense signal SSEN, latch signal SLAT and selection signal SSEL from a controller 9. When a high speed read mode signal PAGE is activated, a column decoder 4 selects so that two bit lines corresponding to designated address and its next address are always superposed at the selection periods, the amplifiers 5a, 5b are alternately sense operated, and next sense operated while they sequentially output previous data to rapidly read it.
Patent JP-S56105622-A (JP)
Title: Manufacture of silicon stick for semiconductor
Inventor: KIRII SEIICHI
IPC: H01L21/208
Filed: 1980-01-25
Abstract: PURPOSE:To enable to prevent without fail the troubles such as distortion, inclination, collapse and the like generated in the early stage of reaction by a method wherein a plurality of frame-constructing carrier having a metal core are arranged on the curved lines and the space between frame-constructing material is bridged, using an insulating material, fixed and coupled. CONSTITUTION:A gaseous Si compound sent from a tube 3 is being feeded to an airtight container 2. A Ta core 4 is installed with its leg section connected to an electrode 5, its upper section is connected to the upper section of another Ta core 4 by a Ta bridge 6 and a frame-constructing 7 is formed. The leg sections of the plurality of these frame-constructing materials are arranged respectively on the inner and the outer curved lines which are making a polygon, and at the same time, the space between the adjoining frame-construction on a polygon is bridged by an insulating material 8 and coupled in a fixed manner. Accordingly, in the case when an extremely thin metal core is used to the carrier, the troubles such as distortion, inclination, collapse and the like frequently generated in the early stage of reaction can be prevented without fail, thereby enabling to take in a plurality of frame- constructions using a large-sized furnace.
Patent JP-S60151967-A (JP)
Title: Nonsintered nickel electrode
Inventor: IWAKI TSUTOMU
IPC: H01M4/62
Filed: 1984-01-19
Abstract: PURPOSE:To improve the discharge characteristic and the life of a nonsintered nickel electrode by coating a core material with a paste prepared by adding nickel flakes to an active material mixture made of nickel hydroxide. CONSTITUTION:After conductive nickel flakes are added to a nickel hydroxide powder, the mixture is kneaded with a solution of a proper binding resin to prepare a paste. The thus prepared paste is then fixed to the surfaces of a core material before the thus formed body is dried, thereby making a nonsintered nickel electrode for an alkaline battery. It is preferable that the content of nickel flakes in the paste be about 3-20wt%. As a result, the utilization rate and the life of the electrode during high discharge can be improved.
Patent JP-H04250345-A (JP)
Title: Smoke sensor
Inventor: NAGAOKA AKIRA
IPC: G08B17/107
Filed: 1991-01-28
Abstract: PURPOSE:To provide a smoke sensor which detects blinding of an insect net in order to prevent giving a false information due to the blinding. CONSTITUTION:Light-projecting optical fiber 2 is disposed inside an insect net 18 and the inside surface of the insect net 18 is illuminated by light introduced into the light-projecting optical fiber 2 from a light-emitting element 24. A number of light-receiving optical fibers 3 are disposed outside the insect net 18 and light incident on the light-receiving optical fibers 3 is introduced into a light-receiving element 4. A judging portion, which is so designed as to output a detection signal when the amount by which the light-receiving element 4 receives light decreases below a set value, is mounted on a circuit substrate 23.
Patent JP-S59135864-A (JP)
Title: Preparation of source for perpetual youth and longevity
Inventor: SAWADA YASUO
IPC: A23L35/00
Filed: 1983-01-22
Abstract: PURPOSE:To activate the stomach and to prepare a source for perpetual youth and longevity having blood making effect, by adding iron powder to a food, irradiating it with strong line of magnetic force so that the iron powder is magnetized. CONSTITUTION:A food is blended with iron powder and one or more of soybean protein powder, natural calcium powder, sea tangle powder, various kinds of vitamin powder, wheat flour, etc. and the food is irradiated with strong line of magnetic force, so that the iron powder is magnetized.
Patent JP-H11205416-A (JP)
Title: Duplex network equipment and maintenance and exchange method therefor
Inventor: KURAMOTO MASAYUKI
IPC: H04L69/40
Filed: 1998-01-20
Abstract: PROBLEM TO BE SOLVED: To provide a duplex network equipment capable of switching a system without interrupting communication at the time of the fault of a common control part and surely restoring a prescribed function as an equipment in the fault of a clock system at a low cost. SOLUTION: This equipment is provided with duplexed common control parts 12 and 22, a simplex line corresponding part 30 and duplexed clock parts 11 and 21 and the duplexed clock parts 11 and 21 are provided with respective clock oscillation sources and first clock selection means 112 and 212 for selecting one of the clock oscillation sources of a present system/the other system, supply clocks to the respective duplexed common control parts 12 and 22 in one-to-one correspondence and supply the same clock as the active common control part to the line corresponding part 30. When the changeover of the active and standby common control parts 12 and 22 is generated by the fault of the common control parts 12 and 22, the clock of the same clock oscillation source as the one before the changeover is supplied by switching a supply route.  In the case of the fault of the clock oscillation source or a clock supply route, all of the clock oscillation source, the clock supply route and the common control part are switched to a standby system.
Patent JP-S56105611-A (JP)
Title: On-load tap changing transformer
Inventor: HAYASHI KENICHI
IPC: H01F29/04
Filed: 1980-01-29
Abstract: PURPOSE:To enable to divide a load current into two equal parts using the on-load transformer by a method wherein a neutral point is formed by connecting one end of a neutral-point-side high tension winding unit to the winding of a main transformer and the other end of the winding unit is connected to the remaining two phases of a three-phase neutral point changing on-load tap changer. CONSTITUTION:The on-load tap changing transformer consists of a main transformer 10, having a main leg 1 of the single-phase core whereon a high-tension winding 2 and a low-tension winding 3 are wound, and a single-phase on-load voltage adjusting transformer 21 consisting of a neutral-point-side high tension winding units 7A and 7B, tap windings 5A and 5B, and exciting winding units 6A and 6B which have been wound on the legs 4A and 4B respectively. The winding units 7A, 7B and windings 5A, 5B on the transformer 21 are connected in series, one end of the windings 7A and 7B is connected to the winding 2 on the transformer 10, the other end is connected to the remaining two phases of the three-phase neutral point changing on-load tap changer 8 and form a neutral point. As a result, the on-load tap changing transformer, enabling to divide the load current into two equal parts by the on-load transformer 21, can be obtained.
Patent JP-H08201821-A (JP)
Title: Manufacture of liquid crystal display
Inventor: SHIOZAWA MASAHIRO
IPC: G02F1/1341
Filed: 1995-01-23
Abstract: PURPOSE: To prevent the generation of a liquid crystal uninjected part in a liquid crystal cell in the manufacturing process. CONSTITUTION: The manufacturing method for a liquid crystal display having liquid crystal cell consisting of two substrate boards provided with a gap to admit injection of liquid crystal and a sealing material 1 where two base boards 2, 3 are adhered in such a way as surrounding the liquid crystal includes a plurality of injection holes 4 provided in one of the side members of the sealing material 1 for injecting the liquid crystal into the gap between the boards 2, 3 and gas ejection holes 6 to exhaust the discharge gas from the liquid crystal to outside the liquid crystal cell or the liquid crystal cell at the side member opposing to the injection holes 4 in accordance with the progress of the liquid crystal injection, wherein the liquid crystal is injected to the whole surface of the cell,  and the injection holes 4 and gas ejection holes 6 are choked when the injection of liquid crystal is completed. In the case an antiferroelectric liquid crystal is used, its temp. is raised to generate a condition with the phase transferred from the gel form to the liquid followed by injection into the liquid crystal cell. It may also be accepted that such gas injection holes 6 are provided not only in the opposing side member but in both side members.
Patent JP-S58125178-A (JP)
Title: Card reader
Inventor: GOMI TOMOYOSHI
IPC: G06K13/08
Filed: 1982-01-22
Abstract: PURPOSE:To prevent a fault of a read part due to contact failure, by inserting an IC card into a reader as it remains put into a case, and executing its read, etc. CONSTITUTION:When using a card 1 stored in a case 9, the card 1 is inserted together with the case 9 with a square window 10 facing front, from a card inserting port. The case 9 goes forward on a guide plate 13 by feed rolls R1, R2, a stopper pin 15 provided on a stopper 14 is inserted into a square hole of the front end face, the card 1 is moved in the case against resilience of a spring 12 by feed force of the feed rolls R1, R2, and the end face of the case 9 hits against the stopper 14 and stops. A read head of the device descends to a position of the square window 10, contacts with a terminal 5a and executes read or write.
Patent JP-S5599972-A (JP)
Title: Coating composition for hot dip coating of aluminum or aluminum alloy
Inventor: MATSUO KATSUHIKO
IPC: C08L33/00
Filed: 1979-01-26
Abstract: PURPOSE: To prepare the title composition giving a coating film having excellent weather resistance, heat stability, etc., by dissolving a mixture of a hydroxyalkyl (meth)acrylate resin and an aminoplast in a mixed solvent composed of a chlorinated hydrocarbon solvent and an alcohol solvent.  
     CONSTITUTION: The objective composition is prepared by dissolving (A) a mixture of (a) a hydroxyalkyl (meth)acrylate resin [e.g. (co)polymer of hydroxyethyl acrylate], pref. having an OH-value of 40W200 and a weight average molecular weight of 7,000W200,000, and (b) an aminoplast such as methoxymethylated melamine, in (B) a mixed solvent composed of (c) 55W95wt% of a chlorinated hydrocarbon solvent such as trichloroethylene and (d) 45W5wt% of an alcohol solvent such as methyl alcohol. 
     COPYRIGHT: (C)1980,JPO&Japio