baber/WOPTO huggingface dataset:
Patent JP-S6048030-A (JP)
Title: Multistage variable magnification copying machine
Inventor: YAMAZAKI KAZUYA
IPC: G03B27/34
Filed: 1983-08-27
Abstract: PURPOSE:To take copies of three kinds of magnification, i.e. unmagnification, reduction, and enlargement with one mirror driving mechanism by providing a selective coupling mechanism which couples a platen with the mirror driving mechanism selectively at a specific speed in the same direction as or opposite to the moving direction of the mirror driving mechanism. CONSTITUTION:The 1st mirror system 3 and the 2nd mirror system 6 are supported under platen glass 1 in a reciprocally movable state, and the platen glass 1 is moved by a rack 30 provided to its lower side part from a driving shaft 10 through a clutch C3. When an unmagnification copy is taken, the clutch C1 operates while clutches C2 and C3 are not in operation and a solenoid S is unexcited, and a sprocket 16 is driven; when a 50% reduction copy is taken, the clutches C1 and C3 operate while C3 is not in operation and the solenoid is unexcited to drive the sprocket 16, and when an enlarged copy is taken, the clutch C1 operates while the solenoid S is excited to drive the sprocket.
Patent JP-H04353679-A (JP)
Title: Position signal generation system for magnetic disc device
Inventor: SASAKI KEIJI
IPC: G11B21/10
Filed: 1991-05-30
Abstract: PURPOSE:To improve positioning accuracy and settling time with neither dead zone nor turning point in a position signal. CONSTITUTION:An A burst signal 101. a B burst signal 102, a C burst signal 103 and a D burst signal 104 are arranged on a magnetic disc 10 with ends thereof contacting respective track centers 321 and 322 and 322 and 323 while the A burst signal 101, the B burst signal 102, the C burst signal 103 and the D burst signal 104 are arranged so as to overlap by an equal width (h) separately from a track border line sandwiching the track border line. Then, a linear position signal S is determined by using differential values of position data SA, SB, CS and SD of the burst signals 101-104 or a value obtained by adding a specified bias value to, subtracting it from the differential value and/or multiplying the differential value by the specified bias value.
Patent JP-H102527-A (JP)
Title: Pyrolysis reactor for waste disposing apparatus
Inventor: AOBA MASAFUMI
IPC: F23G5/20
Filed: 1996-06-17
Abstract: PROBLEM TO BE SOLVED: To prevent formation of a surface coating layer generated owing to deposit of molten synthetic resin by providing a heating means for heating a heating tube at a waste introducing port side of a horizontal rotary drum for internally mounting the tube. SOLUTION: Superheated steam from a line L8 or heated fluid (k) made of heated inert gas is supplied into a partition 35a of a heated fluid inlet hood 31. The fluid (k) is injected from a hole 31 opened at a drum body 26 into the body 26 to heat a surface of a heating tube 25. More particularly, it heats a surface of waste (a) of the tube 25 of an introducing side and disposed at a position where no waste (a) exists. The heated tube 25 is brought into direct contact with the waste (a) by means of rotation of the body 26 to heat it. In this case, since the surface of the tube 25 becomes higher than a temperature of a synthetic resin melting zone, it is not melted and not deposited on its surface.
Patent JP-2000348542-A (JP)
Title: Rat proof electrical cable
Inventor: HONDA MASAYUKI
IPC: C09D5/14
Filed: 1999-06-03
Abstract: PROBLEM TO BE SOLVED: To enhance rat-proofing performance of a rat-proof agent, even if it is blended less in a sheath layer and construct a wire cable with a small diameter. SOLUTION: A rat-proof electrical cable 10 an insulated conductor 3 is formed by covering a conductor element 1 with an insulator 2 made of a polyvinyl chloride resin or an olefin resin, and two of such conductors 3 are twisted, or otherwise an interposition formed by twisting a plurality of insulated conductors is provided, and thereon a sheath 4 is provided by blending the olefin resin with micro-capsulated capcysine and micro-capsulated cycloheximide in a proportion in the range of 7:3 to 3:7.
Patent JP-H0712519-A (JP)
Title: Optical sensor for detecting displacement
Inventor: YOSHIDA TAKASHI
IPC: G01B11/00
Filed: 1993-06-28
Abstract: PURPOSE:To continuously detect the amount of travel of a movable part without measuring and storing the loss of a light propagation path such as an optical fiber in advance using two optical fibers. CONSTITUTION:An optical sensor part 1 is provided with a light propagation path where a first light path consisting of a first optical fiber 4A is branched into a second light path 7A and a third light path 7B by a Y branch/connection part 6A and the second light path 7A and the third light path 7B are connected to a fourth light path consisting of a second optical fiber 4b by a Y branch/ connection part 6B, a void part 9 is provided at the third light path 7B, and then a direction selectivity light transmitter 8 and a light loss generation means 9A which changes continuously according to the amount of travel of a movable part are provided at the void part 9.
Patent JP-S6047730-A (JP)
Title: 4-wheel drive switching controller for car
Inventor: MATSUMOTO YASUHEI
IPC: B60K23/08
Filed: 1983-08-26
Abstract: PURPOSE:To previously prevent the accident due to slip by installing a comparator in which the both output signals of an outside air temp. detecting part and a set temp. are compared and an output is transmitted on the basis of the result of comparison and performing switching to 4-wheel drive automatically. CONSTITUTION:A 4-wheel driving switch 3 has a manual 4WD contact 3a, auto 4WD contact 3b, and an OFF-contact 3c, and the contact 3a is connected to the 4-wheel drive switching mechanism 4 of a transmission part through a manual switching circuit A. The contact 3b is connected to the switching mechanism 4 through an auto switching circuit B installed in parallel to the circuit A. A realy 5 is installed into the circuit B, and the relay 5 is ON-OFF-controlled by the signal of a temp. detecting circuit 6. Therefore, when the temp. of the temp. setting part 62 of a temp. detecting apparatus 6 is set and the switch 3 is set to the contact, switching to 4-wheel driving is performed automatically when a car travels on a frozen road surface, and the accident due to slip can be prevented beforehand.
Patent JP-H11353288-A (JP)
Title: Parallel computer and memory device
Inventor: MAEDA KENICHI
IPC: G06F15/173
Filed: 1998-06-04
Abstract: PROBLEM TO BE SOLVED: To provide a parallel computer which can perform an effective memory access and also can execute the faster parallel processing without increasing the quantity of hardware nor requiring the complicated control. SOLUTION: This parallel computer includes plural calculation unit 2 which are arrayed in a grid form and plural memory units 4 which are to be accessed and also arrayed in a grid form with shift of half pitches secured to the grid of units 2. In such a constitution, a means is used to share one relevant memory unit with plural adjacent calculation units. It's desirable for the said means to connect a calculation unit bus which is exclusively prepared for the units 2 to a memory unit bus which is exclusively prepared for the units 4 through a tri-state buffer in regard to the units 2 and 4 which are adjacent to each other.
Patent JP-S6313049-A (JP)
Title: Electrophotographic sensitive body
Inventor: TAKAHASHI HIDEYUKI
IPC: G03G5/06
Filed: 1986-07-04
Abstract: PURPOSE:To obtain an electrophotographic sensitive body having excellent characteristics by using a diphenyl triazole compd. contg. an alkyl group, aralkyl group, ally group or heterocyclic group. CONSTITUTION:The diphenyl triazole compd. having the structure expressed by the general formula and polaymide, etc., as a binder are compounded and are dissolved in a solvent such as methanol. The soln. is coated on an electric charge transfer layer consisting of amorphous Si, etc., and is dried. The photosensitive body constituted in the above-mentioned manner is less fluctuated in bright and dark parts at the time of respective use. In the formula, R1-R3 are a methyl group, benzyl pyridyl group, etc., and Ar1, Ar2 are a phenyl group, pyridyl group, etc. These groups may have a substituent such as halogen atom, alkoxy group and nitro group.
Patent JP-S6314742-A (JP)
Title: Production of high-purity p-bromofluorobenzene
Inventor: FUKUOKA SHINSUKE
IPC: C07C17/10
Filed: 1986-07-04
Abstract: PURPOSE:To obtain the titled compound in high purity, yield and selectivity, by reacting a fluorobenzene with a bromination agent, separating the titled compound having high purity from the obtained reaction mixture and hydrocracking the residue to recover the raw material and bromine component in high efficiency. CONSTITUTION:A brominated fluorobenzene mixture containing p- bromofluorobenzene as a main component (preferably >=90mol%) is produced by reacting fluorobenzene with a bromination agent. The objective p- bromofluorobenzene having desired purity is separated from the mixture by distillation and/or crystallization. The separation residue is made to react with hydrogen in the presence of a hydrocracking catalyst (preferably Pd and/or Ni catalyst) and a base and decomposed into fluorobenzene and hydrobromide of said base. Both products are recovered and recycled to nitration step. The bromination is preferably carried out in liquid phase in the presence of an iron catalyst using 1.1-1.5mol of fluorobenzene per 1mol of bromine.
Patent JP-H025567-A (JP)
Title: Thin film transistor
Inventor: ISHIDA MAMORU
IPC: H01L21/31
Filed: 1988-06-24
Abstract: PURPOSE:To prevent impurities from penetrating into a thin film transistor(TFT) section from an insulated substrate so as to obtain a TFT which enables the use of a cheap substrate by a method wherein an insulating film is interposed between the insulated substrate and the TFT section. CONSTITUTION:Silicon nitride or silicon oxide is used as a insulating film. The insulating film formed of the above substances is formed through a film forming method determined and selected from such as a reduced pressure CVD method, a plasma-CVD method, an ECR-CVD method, a sputtering method, and the like considering the melting point and the softening temperature of an utilized insulating substrate material. And, the thickness of the insulating film is determined depending on an impurity concentration of the substrate of a processing temperature, and it is necessary that the above thickness is, at least, 500Angstrom  or more. By the application of an insulating film formed through the above method, a substrate formed in a wide range of materials can be used. For instance, not only synthetic quartz containing impurity the least but also molten quartz, Pyrex glass, and ceramic (Al2O3, ZrO2, or the like) can be employed. An insulting film is formed on the substrate formed as mentioned above, then a TFT section is formed on the insulating film through a usual means.
Patent JP-H04353222-A (JP)
Title: Four-cycle engine equipped with turbocharger
Inventor: MATSUOKA HIROSHI
IPC: F02B37/00
Filed: 1991-05-31
Abstract: PURPOSE:To provide a 4-cycle engine equipped with a turbocharger which reduces the compression work of a piston and sufficiently recovers the exhaust energy. CONSTITUTION:In a 4-cycle engine, the effective area of an exhaust passage is increased by forming an exhaust port 11 on a cylinder head 1 and forming an exhaust hole 4 in the lower part of a cylinder 10. The exhaust energy is recovered by feeding the exhaust gas having a high pressure and high speed which is supplied from the exhaust hole 4, into an impact turbines 6, and the exhaust gas is sent into a turbocharger 5. An exhaust manifold 3 connected to the exhaust port 11 is connected to the turbocharger 5. Almost all the exhaust gas supplied from the exhaust hole 4 is sent into the impact turbine 6, and the compression work of a piston 7 is reduced, and the reduction of the engine efficiency is prevented, and the residual gas remaining in the cylinder 10 is reduced, and the intake efficiency is improved.
Patent JP-H08329241-A (JP)
Title: Improvement method of contrast
Inventor: UIRIAMU EE FUSU
IPC: G06T5/00
Filed: 1996-05-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for improving the contrast of a natural landscape image. SOLUTION: A method for improving contrast includes a step 430 for generating a histogram showing the important part of an image, a step 432 for processing the histogram with a filter for making mountains and valleys having strong images smaller, a step 434 for generating a gradation reproducing curve for the image by mapping input signals on output signals based on the filtrated histogram, and a step 436 for reproducing the image by using the generated gradation reproducing curve.
Patent JP-S5584338-A (JP)
Title: Polyolefin composition
Inventor: KOYA YOSHIYA
IPC: C08L23/02
Filed: 1978-12-20
Abstract: PURPOSE: To provide a resin composition with excellent mechanical property, surface gloss, surface scratch resistance or the like by compounding a specific organometallic compound to a polyolefin resin composition mixed with an inorganic filler.  
     CONSTITUTION: A polyolefin (polyethylene, polypropylene, ethylene-propylene copolymer or the like) (a), an inorganic filler (calcium carbonate, magnesium carbonate, bentonite or the like) (b) and an organometallic compound represented by formulas I, II (wherein R 1 WR 4  are 5W18C hydrocarbon residue; M is group IV metal; n and m are positive integer) (c) are compounded to provide a resin composition. A compounding ratio of a component (b) is 0.1W75wt% of a total amount of a polyolefin (a) and an inorganic filler (b) and an amount of an organometallic compound (c) is 0.1W100wt% of an inorganic filler (b). 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H0323097-A (JP)
Title: Submerged arc welding wire and flux for weather resistant refractor steel
Inventor: YAMAGUCHI MASAMI
IPC: B23K35/30
Filed: 1989-06-19
Abstract: PURPOSE:To obtain a weld metal having a good high-temp. characteristic, toughness and weatherability by using the submerged arc welding wire and flux for weather resistant refractory steels specified in component compsn. CONSTITUTION:The component compsn. of the submerged arc welding wire for weather resistant refractory steels is composed to contain, by weight, 0.01 to 0.15% C, <=0.5% Si, 0.4 to 2.5% Mn, 0.20 to 0.55% Cu, <=0.80% Ni, 0.30 to 0.80% Cr, 0.06 to 0.80% Mo, 0.003 to 0.030% Nb, and the balance Fe and unavoidable impurities and is specified to 0.15 to 1.25% (Mo+20Nb). The component compsn. of the submerged arc welding flux for weather resistant refractory steels is composed to contain, by weight, 5 to 35% SiO2, 5 to 35% MgO, 5 to 25% CaO, 1 to 8% F, 0.1 to 2.0% Cu, <=2.0% Ni, 0.1 to 2.5% Cr, 0.1 to 1.0% Mo, 0.01 to 0.14% Nb, and is specified to 0.3 to 2.0% (Mo+10Nb). The welding of the weather resistant refractory steels is executed by using the above- mentioned wire and flux.
Patent JP-S5946049-A (JP)
Title: Package for semiconductor element
Inventor: YAMASHITA TSUTOMU
IPC: H01L23/00
Filed: 1982-09-08
Abstract: PURPOSE:To form a buffer film automatically, and to prevent the damage of the package and the generation of a crack by forming the buffer film by an ultraviolet curing type resin to one end surface in the longitudinal direction of the ceramic package. CONSTITUTION:The film 5 made of the ultraviolet curing type resin is formed on the end surface in the longitudinal direction of the DIP type ceramic package 1. Accordingly, the generation of damages and cracks can be prevented even when the packages collide mutually on a test or packaging or at other steps. The film can be formed automatically because the resin can be cured in a short time through the irradiation of ultraviolet rays.
Patent JP-S5858658-A (JP)
Title: Instruction retry processing system
Inventor: MATSUZAKI SHIGEHARU
IPC: G06F11/14
Filed: 1981-09-30
Abstract: PURPOSE:To retry an instruction even in case of an instruction of plural processing flows, by converting the instruction to a dummy and executing it before an suppressed processing flow, and normally executing the instruction after the suppressed processing flow, when retrying the instruction. CONSTITUTION:An instruction retry controlling circuit 3 instructs to retry an instruction, to an instruction controlling circuit 1 through a signal line l34 by use of a result of detection of an instruction processing suppressing flow sent from a signal line l2. When retrying an instruction of plural processing flows, the instruction retry controlling circuit 3 executes the instruction in a state that write to a register and store in a memory by the suppressed instruction, until the processing flow immediately before the suppressed processing, and after the flow by which the suppressed processing, the instruction controlling circuit 1 is set to a state that the instruction can be executed normally, and the remaining part of the instruction is executed, by which the instruction of plural processing flows is retried. When retrying the instruction, a data of a save register circuit 4 is read out as an operand address.
Patent JP-H027327-A (JP)
Title: Manufacture of x-ray tube with rotary anode
Inventor: ISHII YASUNORI
IPC: H01J9/385
Filed: 1988-06-24
Abstract: PURPOSE:To eliminate such inconveniences as drop of the revolving speed and increase in vibration at the stage of electron impact and prevent damage of an anode target by running in a ball bearing under vacuum in the initial stage of evacuation process, transferring solid lubricant uniformly, and making uniform stably without oxidating the lubricant film. CONSTITUTION:After evacuation is commenced, a ball bearing 19 is run in, and outgas is made while electron impact is applied to an anode target 3, and meantime the ball bearing 19 is run in to make evacuation. As the ball bearing 19 is run in under vacuum in the initial stage of the evacuation process to allow uniform transfer of the solid lubricant to lead to stabilization of the lubricant film and making it uniform, so that there is no risk of the target rotating torque becoming excessive at the stage of electron impact. This enables stable revolutions with a minor torque and prevents the anode target 3 from damage due to drop of the revolving speed and the component members from damage due to increased vibration.
Patent JP-S5489471-A (JP)
Title: Electron gun for cathode-ray tube and its assembling method
Inventor: TAKANASHI YUKIO
IPC: H01J29/04
Filed: 1977-12-27
Abstract: PURPOSE: To correct the irregularity of an electron gun with making an intervnal of a proper value by providing a means which controls the interval between the  cathode and the first grid electrode.  
     CONSTITUTION: Part materials 2 of a pair of conductive support part materials 2 and 3 which are stood on cathode insulating substrate 1 support and fix one end of filament 5, and part materials 3 are a square hollow body and are set lower than part materials 2. Then, the other end of filament 5 is supported elastically by spring part materials 4, and moving spacer 8 in the hollow body is brought into contact with the filament. Then, the interval between electrode G 1  and substrate 1 is held correctly by the G 1 K spacer, which is provided betweeen substrate 1 and first grid electrode G 1 13, and the retainer which is provided on the reverse face of the substrate, and further, moving spacer 8 is moved vertically to control accurately the interval between cathode 7 and electrode G 1  which are put on the filament. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H117774-A (JP)
Title: Memory device
Inventor: ENDO SHINJI
IPC: G11C11/41
Filed: 1997-06-13
Abstract: PROBLEM TO BE SOLVED: To achieve the high speed of a reading period and to achieve low dissipation power at the same time without increasing the area, by conducting a potential control circuit in response to the supply of a reference reading signal, and connecting a holding signal to the first power supply. SOLUTION: A basic reading signal is 1. Reading signals RA and RB both become 1 regardless of address selection. Transistors P11 and P12 of reading circuits 1 and 2 are OFF. A transistor N41 of a potential holding circuit 4A is conducted at high impedance. A transistor N42 connects a data line to the grounding potential in response to a basic reading signal RO. The holding voltage of the data line is discharged in a short time. An output DO of an inverter 3 becomes 1 in response to the discharge. When the basic reading signal RO becomes 0 and the reading signal RA is 0 and RB is 1 in correspondence with address selection at this time, the data-line holding potential becomes 0, and the output DO becomes 1. Furthermore, when the basic reading signal RO is 0, the reading signal RA is 1 and RB is 0 in correspondence with address selection, and the output DO of the inverter 3 becomes 0.
Patent JP-S5282312-A (JP)
Title: Tension control device for magnetic tapes
Inventor: IMANISHI KAORU
IPC: G05D15/00
Filed: 1975-12-29
Abstract: PURPOSE: Back tension is made constant by selecting the capacity of a capacitor for a feed reel driving induction motor. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S6215483-A (JP)
Title: Proximity sensor
Inventor: FURUHASHI RYOICHI
IPC: G01V3/08
Filed: 1985-07-15
Abstract: PURPOSE:To execute easily an adjustment and the maintenance of a proximity sensor by confirming aurally on-and-off states of the sensor, by driving an electronic sound generating means, based on a signal from a sensor control part of the proximity sensor. CONSTITUTION:A proximity sensor 1 is attached to a prescribed fitting position by a fixture 3, and thereafter, the detection sensitivity is adjusted by making an iron piece 13 approach a detecting part 9. In case of a position where a monitor lamp 5 cannot be confirmed visually, a setting switch 6 of a body 2 is set to an on-state, and an electronic sound generation control part 11 is driven. As a result, when the iron piece 13 approaches a prescribed distance L and the detecting part 9 detects it, a detecting signal is outputted to a sensor control part 10, a monitor lamp 5 is lighted, and also a microspeaker 7 generates an electronic sound through an electronic sound generation control part 11. In this way, the sensitivity of the proximity sensor 1 can be adjusted by listening to an electronic sound.
Patent JP-H106124-A (JP)
Title: Shearing method for plastic laminated metallic plate
Inventor: ISHIMARU TAKASHI
IPC: B23D15/00
Filed: 1996-06-18
Abstract: PROBLEM TO BE SOLVED: To prevent generation of cutting chips by performing shearing work by setting a prescribed shear angle to the shearing width direction of a press machine, and also respectively setting a prescribed angle gradient in the vertical direction and the horizontal direction of an upper edge viewed from a side surface. SOLUTION: An angle gradient θ-2 and θ-3 is set by 1 deg. 30' in the vertical direction and by 3 deg. in the horizontal direction of an upper edge 1-1 viewed from a side surface of a press machine 1, and just before shearing work, an extremely small quantity of lubricating liquid 5 is applied to one surface of a plastic laminated metallic plate 5. Therefore, the growth of a burr from cutting parts of plastic sheets 5-2 and 5-3 laminated on both surfaces of a metallic plate 5-1 is eliminated, and generation of cutting chips can be restrained to the minimum extent, and a cut end surface is continuously and smoothly finished, and shearing work can be performed.