baber/WOPTO huggingface dataset:
Patent JP-S60231428-A (JP)
Title: Method for removing starting quartz tube of preform rod
Inventor: GOTOU ISATAKA
IPC: C03B37/014
Filed: 1984-04-27
Abstract: PURPOSE:To remove the quartz tube in a short time by placing a preform rod including a starting quartz tube in an SF6 atmosphere and vaporizing the quartz tube by heating. CONSTITUTION:A core rod 3 is inserted into a starting quartz tube 1 provided with a clad layer 2 at the inner peripheral wall surface. The tube 1 and the clad layer 2 are softened and united to a body by heating the outer periphery of the quartz tube 1 to obtain a preform rod. 4. The rod 4 is placed in an SF6 atmosphere and heated to allow the quatz tube 1 to react with SF6. And the quartz tube 1 is vaporized into SiF6 which is discharged from an outlet 5B. According to said process, the starting quartz tube 1 is removed in a short time and further without generating any cracks.
Patent JP-H05109681-A (JP)
Title: Cleaning method for semiconductor silicon wafer
Inventor: MORITA ETSURO
IPC: H01L21/304
Filed: 1991-03-27
Abstract: PURPOSE:To provide a method of cleaning a semiconductor silicon wafer, which removes effectively metallic impurities in a cleaning process and treats easily a waste liquor in the manufacture of the semiconductor silicon wafer. CONSTITUTION:The concentrations of metallic impurities attracted on the surface of a silicon wafer are decreased to 5X10<10>atoms/cm<2> or lower and thereafter, the wafer is cleaned with hydrogen peroxide water not containing an acid or an alkali. When the concentrations of the metallic impurites attracted on the surface of the wafer are lower than 5X10<10>atoms/cm<2>, there metallic impurities are contained in a melted state or is oxidized with simply hydrogen peroxide even if a hydrochloric acid, a sulfuric acid, a nitric acid or the like is not used and moreover, while a thin oxide film is formed on the surface of the wafer and a metal having a small ionization tendency, such as copper, is prevented from being attracted on the surface, these metallic impurities can be removed by cleaning.
Patent JP-H03286111-A (JP)
Title: Valve system of four-cycle engine
Inventor: SHINKAI TATSUYA
IPC: F01L13/00
Filed: 1990-03-31
Abstract: PURPOSE:To prevent the rotation of a low speed cam at a speed higher than its limited rotational speed surely by setting an engine speed for cutting ignition based on the rotational position of a rocker shaft for selecting the operation of low speed and medium/high speed rocker arms. CONSTITUTION:A sensor oil ON/OFF groove 37, which is formed along the axial direction of a rocker shaft 11, is formed in such a way as to communicate with a sensor oil supplying passage 36 in a position where the rocker shaft 11 makes turning motion and stops so that a medium/high speed cam may drive a medium/high speed locker arm. Therefore sensor oil in the sensor oil supplying passage 36 is introduced through the sensor oil ON/OFF groove 37 to a sensor oil ring groove 38 and a sensor oil operation passage 39 to set a push sensor 40 ON only when the rocker shaft 11 stays in a position in a medium/high speed rotational speed area. The engine speed for cutting ignition can be increased higher than a limited rotational speed of a low speed cam during the operation of the medium/high speed rocker arm, so that it is possible to surely prevent the rotation of the low speed cam at a speed higher than its limited rotational speed.
Patent JP-H06299286-A (JP)
Title: Steel controlled oxide grain and its production
Inventor: WAKAO MASAMITSU
IPC: C21C7/00
Filed: 1993-04-13
Abstract: PURPOSE:To produce steel largely contg. particulate TiO2 and ZrO2 and excellent in toughness in the weld heat-affected zone, at the time of subjecting molten steel contg. a small amt. of Ti or Zr to continuous casting by supplying a Zr wire to the molten steel from a hole formed in a tundish stopper. CONSTITUTION:At the time of subjecting molten steel 3 having a compsn. contg., by weight, 0.3 to 2.2% Mn, 0.02 to 0.5% Si, 0.005 to 0.1% Ti, 0.001 to 0.02% S, 0.0005 to 0.01% N, 0.01 to 0.05% Zr and <0.008% Al or furthermore contg. small amounts of one or more kinds among Cu, Ni, Cr, Mo, Nb, V, B and Ca, and the balance C and a large amt. of Fe into a die 7 by an immersing nozzle 6 from tundish 4, a Zr wire 9 is directly added to the molten steel in the die 7 from a hole 12 provided in a tundish stopper 5, by which blended grains of TiO2 and ZrO2 having 0.1 to 10mum size are dispersed into the continuously cast slab by 30 to 2000 pieces per mm<2> of the sectional sheet of the continuously cast slab. The microstructure in the heat-affected zone at the time of welding is refined, so that the steel having excellent toughness can be obtd.
Patent JP-S62242713-A (JP)
Title: Flow regulator plate for coal burner nozzle
Inventor: MATSUO SHINTARO
IPC: F23D1/00
Filed: 1986-04-16
Abstract: PURPOSE:To improve an anti-wear characteristic and a heat-resistant shock characteristic by a method wherein a main body of flow regulator removably inserted into main bodies of a plurality of stage nozzles is formed by a chromeum-nickel steel and a ceramics is attached to a surface part of the flow regulator plate with a fixing member of chromeum-nickel-molybdenum steel. CONSTITUTION:As a material of a main body 3 of flow regulator plate, a chromeum- nickel steel containing more than 23% of chromeum is used in consideration of an anti-oxidation characteristic, a hot temperature strength and a thermal shock characteristic. A rectangular plate-like ceramics 4 is attached to a rear part 3b of the flow regulator plate showing an excessive wear due to fine powder coal. A fixing of the fixing member 11 to the main body 3 of the flow regulator is performed by a stud welding method which is used in a general metallic material welding process. The fixing member 11 is made of chromeum-nickel-molybdenum steel and so a clearance machining with the ceramic fixing hole under a mechanical work before an aging hardening in a hot temperature heating operation can be performed. Since the main body of the flow regulator plate can be extended, its crack can be prevented and further an excessive hard ceramics is fixed with the fixing member to a surface of the rear part showing erosion, so that it is possible to improve an anti-wear characteristic.
Patent JP-H10225909-A (JP)
Title: Butt end working machine
Inventor: TAKAHASHI KAZUHARU
IPC: B27F1/00
Filed: 1997-04-04
Abstract: PROBLEM TO BE SOLVED: To discharge securely cut debris upon working mortise of lumber, easily and safely change intervals of slits, and to easily cope with even one slit. SOLUTION: Cutting blades 10, 20 are attached to shafts 11, 21 having motors 12, 22 as a driving source, and the motor 12, 22 are fixed to an vertically movable base 31 in a manner being dislocated in the front and rear with respect to the working direction of the cutting blades 10, 20, and further the vertically movable base 31 is fastened to a vertically sliding mechanism. The cutting blades 10, 20 are divided for working a part of a mortise to be worked, and it operates to work one mortise through one reciprocation by two cutting blades 10, 20. A lumber 101 is positioned by a stopper through operation of a hydraulic cylinder to allow for a predetermined working depth.
Patent JP-S5513679-A (JP)
Title: Induction motor starting system
Inventor: HARAGUCHI KAZUNORI
IPC: H02P1/26
Filed: 1978-07-14
Abstract: PURPOSE: To prevent the reset of an operation circuit due to instantaneous service interruption, by mounting a holding means for continuously operating an electromagnetic contactor for operation as a countermeasure to the instantaneous service interruption.  
     CONSTITUTION: A holding means, sulch as, a condenser, etc. for successively operating an electromagnetic contactor for operation is installed as a countermeasure to instantaneous service interruption. A direct current relay X' is used for a starting system by Y-Δ change-over, which employs a timer TLR, as an auxiliary relay, and a smoothing condenser C and a diode D, etc. for converting alternating currents and direct currents are connected to the relay X'. When there happen instantaneous service interruption, the contacts X1', X2' of the direct current relay X' continuously operate because the relay X' operates in succession within a fixed time by the discharge currents of the smoothing condenser C, the electromagnetic contactor MCΔ for operation immediately starts its making operation by the closing of a generator power source even if it previously returns, and an induction motor continues Δ operation. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S57202172-A (JP)
Title: Picture input and output device
Inventor: MORIGUCHI HARUHIKO
IPC: G09F9/00
Filed: 1981-06-08
Abstract: PURPOSE:To obtain an input and output device of which operation is simply designated by anybody, by displaying the content of selectable operation on a display panel for the transmission of a picture and starting the device after selecting the content. CONSTITUTION:When a display button of number ''1'' is depressed, a coder 31 codes this number and a signal easily processed is applied to a control section 32. The control section 32 stores the supplied signal and outputs a control signal corresponding to this signal to a display driving circuit 33. If a display switch of the number ''1'' is a switch inquiring the necessity of copy function, the display driving circuit 33 makes display ''COPY?'' on a display panel 21. If no copy function is needed, the operator operates the display button of number ''2'' to display the next required function after the operator confirms this display.
Patent JP-S59213247-A (JP)
Title: Winding for electric machine
Inventor: KASHIWAMURA YOSHIKIYO
IPC: H02K3/40
Filed: 1983-05-18
Abstract: PURPOSE:To enable to hold the corona resistance of a slit liner over a long period by forming the liner by mixing carbon fiber and polyamide fibrid with polyamide fiber and thermally compressing the mixture. CONSTITUTION:A slot liner 5a is formed by mixing carbon fiber as a conductivity imparting material with a small amount of polyamide fibrid as a holding material between fibers by using polyamide fiber as a basic material. In other words, carbon fiber is uniformly mixed with the polyamide fiber to form a non- woven fabric, which is thermally compressed to raise the density as a slot liner. In this manner, the initial surface resistivity can be maintained even if worn, thereby holding the corona resistance over a long period.
Patent JP-H02267826-A (JP)
Title: Vacuum contactor
Inventor: FUKUDA MASARU
IPC: H01H33/66
Filed: 1989-04-07
Abstract: PURPOSE:To facilitate incorporation of a vacuum valve into an insulating frame by moving the fixed part of a leading terminal and an insulating rod in a slit, at the time of receiving each vacuum valve, fixing the leading terminal between the fixed part and a support part, and free-fitting the insulating rod into the slit. CONSTITUTION:The main circuit part except an insulating frame 1 is assembled by fastening members 24, 25 provided on terminals 3, 4, and at this point of time, the size 26 from the upper surface of the fixed terminal 3 to the upper surface of the seat part 9b of a driving rod 9a is controlled by regulating the rotation of an insulating rod 9. Fastening members 20a, 20b, 21a, 21b, 22 are temporarily integrated into the fixed side terminal 3, the movable side terminal 4, and a rotating shaft 13, respectively, and the main circuit and a contact mechanism assembly are integrated into the frame 1 from the opening end thereof. The constitution is such that fastening members 20a, 20b, 21a, 21b, 22 can be free-fitted to U-shaped slits 1a, 1b, 12c in all fastening positions only by sliding the main circuit end contact mechanism assembly in one direction. Thus, a valve can be incorporated into the frame in the state where the leading terminal and insulating rod are assembled.
Patent JP-H05249837-A (JP)
Title: Image forming device
Inventor: TAGUCHI KAZUE
IPC: G03G15/01
Filed: 1991-04-18
Abstract: PURPOSE:To form an image free from irregularity in transfer and irregularity in density even when irregularities in charges in the electrification of a transfer belt occur because of a charge pattern, etc. CONSTITUTION:In the normal rotation of the transfer belt 17 after its reverse rotation, a surface potential sensor 51 detects potential on the belt. The output is inputted to an inversion amplifier 56 via a low-pass filter 52, an A/D converter 53, a delay circuit 54, and a D/A converter 55. A waveform is inverted in order to impress a voltage to a transfer roller 21 so that irregularity in the potential of the surface of the transfer belt 17 is eliminated. Then, this output is inputted to a high voltage power source 57 used for transfer and the output is corrected. Thus, irregularity in transfer resulting from irregularity in the potential of the transfer belt 17 is corrected.
Patent JP-H03289390-A (JP)
Title: Motor servo circuit
Inventor: NAKAMURA KAZUHIKO
IPC: H02P29/00
Filed: 1990-03-31
Abstract: PURPOSE:To accelerate compensation for a normal deviation at the time of restarting and to accelerate leading-in of integration control by updating an integral value signal of an initial reset inhibit latch circuit according to a clock of a gate circuit based on a stabilization detector when phase, speed error detection values reach predetermined values or lower. CONSTITUTION:An error detector 16 of an integration controller 15 in which a control signal of a latch circuit 11 is applied supplies a phase error detection signal to an integrating adder 17 and a stabilization detector 18. The adder 17 adds the error detection signal to an integral value signal, and outputs it. The detector 18 outputs an integration addition command just phase signal JP1 if the error detection value becomes a predetermined value or lower based on a normal deviation. The signal JP1 is applied to an AND gate 19, which generates an updating latch pulse (k) based on a timing pulse G3, and the integral value signal is added to a control signal by an adder 13 through a clear reset inhibit latch circuit 20. Thus, the deviation is compensated in the same amount as that at the previous time at the time of restarting, and an integration control is rapidly completed.
Patent JP-H11279222-A (JP)
Title: Tonic high molecular compound, catalyst for olefin polymerization and production of olefinic polymer
Inventor: KANAMARU MASAMI
IPC: C08F4/6592
Filed: 1998-03-31
Abstract: PROBLEM TO BE SOLVED: To obtain an ionic high molecular compound useful for an olefin- polymerization catalyst component hardly causing decrease of the melting point of the polyolefin, and hardly causing the decrease of catalytic activity even in a case of the one supported on a carrier, and further to obtain a polymerization catalyst of the olefin, containing the high molecular compound, and further to provide a method for producing the olefinic polymer. SOLUTION: This ionic high molecular compound is the one having the repeating unit of the formula (R is H, a halogen, an alkyl or an aryl; Y and Z are each an alkylene or an arylene; X is an onium compound). The polymerization catalyst of an olefin contains the high molecular compound as one component, and the method for producing the olefinic polymer comprises using the polymerization catalyst.
Patent JP-H08281465-A (JP)
Title: Laser welding apparatus
Inventor: MORI SHIGERU
IPC: B23K26/00
Filed: 1995-04-12
Abstract: PURPOSE: To enable a laser beam welding while holding a baggy work by inserting a first work and a second work having a prescribed opening hole between an outer patch and an inner patch driven in a direction mutually approached and pressing. CONSTITUTION: A rea fender 91 of the first work arranging a through-hole 93 in the inside panel 91B of a car body and formed as a baggy cross section and a loop panel 90 of the second work formed as a plate-state are piled in a groove part 92 to execute a laser welding. A through-hole 2A arranged to the outer patch 2 guides a laser welding nozzle 7 onto a prescribed welding line. Further, a guide plate 20 for regulating the displacement of the laser nozzle 7 toward the groove part 92, is fixed to a prescribed distance from the bottom part 92A. In the guide plate 20, a guide hole 21 for guiding the laser welding nozzle 7 is formed on the welding line, and at the inlet of the guide hole 21, a tapered part 22 for guiding the tip part of the laser welding nozzle 7 is formed. By this constitution, the good quality can be secured by surely holding the work.
Patent JP-S62246683-A (JP)
Inventor: HARA ATSUSHI
IPC: F16L9/12
Filed: 1986-04-17
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-H02267815-A (JP)
Title: Rubber and plastic insulating power cable
Inventor: SHIMADA MICHIHIRO
IPC: H01B9/06
Filed: 1989-04-07
Abstract: PURPOSE:To stably maintain excellent dielectric breakdown characteristics for a long period by successively forming an inner semiconductive layer, an insulating layer, and an outer semiconductive layer on a conductor, and forming the inner semiconductive layer and the outer conductive layer from a specified cross-linking polyolefin composite. CONSTITUTION:An inner semiconductive layer, insulating layer, and outer semiconductive layer consisting of resin composites are successively extruded on a conductor to apply a coat thereon, where by a rubber and plastic insulating power cable is manufactured. The inner semiconductive layer and the outer semiconductive layer are formed of a cross linking polyolefin composite containing 100 parts by weights of polyethylene or/and ethylene copolymer, 0.1-20 parts by weights of 1-(2-tert-butylperoxyiospropyl)-3-isopropenylbenzene, and a desired quantity of conductive carbon as essential components. Therefore, electric field relaxation effect is held over a long period, and consequently, excellent dielectric breakdown characteristics can be maintained stably for a long period.
Patent JP-H08284535-A (JP)
Title: Aluminum alloy formed section
Inventor: NAGASHIMA TADASHI
IPC: E06B3/14
Filed: 1995-04-12
Abstract: PURPOSE: To increase strength of an aluminum alloy formed section at a low cost without increasing thickness thereof. CONSTITUTION: In an aluminum alloy extrusion formed section, it is equipped with at least two partitions of a first partition 63 and a second partition 64 connecting respectively side wall sections 60a and 60b opposed to the formed section, and the first partition 63 and part of the second partition 64 are used to form a screw hole 67. A hollow section 69 formed in a closed section including the first partition 63 and second partition 64 is linked with the screw hole 67.
Patent JP-H06297645-A (JP)
Title: Separator and adherent member
Inventor: HIRAMATSU TAKESHI
IPC: B32B7/10
Filed: 1993-04-14
Abstract: PURPOSE:To provide a separator and an adherent member having a silicone release agent processing layer on a base material consisting of polyethylene film or polyethylene laminated paper, with which adhesion will not be lowered since the silicone component moving from the release agent processing layer to an adhesive face can be reduced. CONSTITUTION:A separator comprises a silicone release agent processing layer provided on one face or both faces of a polyethylene film or a polyethylene laminated paper which is cross-linked by electron beam irradiation. An adherent member has an adhesive layer on the other face.
Patent JP-S62289005-A (JP)
Inventor: JIYOOJI EDOWAADO ANDORIYUUSU
IPC: H01L23/08
Filed: 1987-04-10
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-H01259310-A (JP)
Title: Out-of-focus correcting method for image forming optical system
Inventor: IIZUKA TAKAYUKI
IPC: G02B7/02
Filed: 1988-04-11
Abstract: PURPOSE:To obtain an image formation of high accuracy by correcting an out-of-focus even if low dispersion glass is used by providing a correcting member of a temperature between a lens group and a photodetector and specifying a linear expansion coefficient. CONSTITUTION:A correcting member 4 which expands and contracts by a temperature variation is provided between a lens group 1 and a photodetector 2 so that its thermal expansion coefficient (dL/dt) takes a value shown by the equation and inequality. In the equation and inequality N: fi: mi, mi+1: ni: and (1/l.dl/dt)i denote the number of lenses of the whole system, a focal distance of the i-th lens, lateral magnifications of an image side from the i-th lens and the (i)+1-th lens, a refractive index of a reference temperature of the i-th lens, and a linear expansion coefficient by a temperature variation of the i-th lens, respectively. In such a way, even in case of a high performance lens, etc., which use low dispersion glass and have a long focal distance, an out-of-focus is corrected and high image formation accuracy can be obtained.
Patent JP-H06298665-A (JP)
Title: Antiviral agent
Inventor: YAMANISHI KOICHI
IPC: A61K38/21
Filed: 1993-04-14
Abstract: PURPOSE:To provide an antiviral agent containing interferon as the active component and excellent in infection inhibitory effect and growth inhibitory effect on RNA virus. CONSTITUTION:alpha, beta, gamma type interferons(IFN) are contained as the active components. As the IFNs, a natural type (e.g. human IFN-alpha), a chemically synthesized type, a type (e.g. human IFN-alpha) produced according to the gene recombination technique or a combination of alpha, beta, gamma type IFNs is used. Preparation is possible in the form of injection, capsule, nasal medicine, ointment, etc. The dosage is 50 to 9000000 unit, preferably 300 to 6000000 unit. This medicine is effective for an infectious disease caused by an RNA virus, especially a Fravivirus. If this medicine is used in combination with ribavirin as an RNA growth inhibitor, a further strong activity is exhibited.
Patent JP-H03295618-A (JP)
Title: Calender particularly for use in manufacture of packing sheet
Inventor: HERUMAN JIIBERUTO
IPC: B29C43/44
Filed: 1990-03-30
Abstract: PURPOSE: To always suitably regulate in response to large or small opening force of rolls by providing opposed rolls having a counter-bending unit hydraulically operated displaceably at calender stands. CONSTITUTION: The calender comprise a heated heavy roll 1 of a large-diameter and a cold or cooled opposed light roll 2 of a small diameter and supported by bearings 3, 4. The bearing is carried to feeding stands 12 and is slidable in a hollow part 13 of a calender stand 5. The stands 12 are mounted at a beam 8. A hydraulic cylinder piston mechanism 7 is mounted at an outside end of the beam 8. The piston is coupled to a bearing 6 as a regulator 9 for performing a function of regulating the rolls. In the case of rubber or plastic calenders, when the heated roll is expanded in a barrel shape, the opposed rolls can be deflected forward or reversely by the counter-bending unit operating in both the directions. Thus, a counter-bending force and a pressurizing force are independently measured and adjustable. A packing sheet can be manufactured with a sufficient accuracy.
Patent JP-H02269829-A (JP)
Title: Polyester textured yarn of sheath-core structure
Inventor: YOKOTA NOBUHIKO
IPC: D02G3/36
Filed: 1989-04-05
Abstract: PURPOSE:To obtain the title textured yarn containing filament which can form free ends after caustic thinning treatment and form a variety of space by arranging a multifilament yarn of maximum filament fineness as the core and satisfying specific conditions. CONSTITUTION:The subject textured yarn contains multifilaments of the maximum filament denier as the core, satisfies equations I through III (Di: total denier of the multifilaments of the maximum filament denier, fi: the filament count of the multifilaments, Do: total denier of the filaments other than the multifilaments in the core, fo: the filament count) wherein at least a part of filaments other than core multifilaments have uneven thickness in the lengthwise direction and mix and interlace with one another in the textured yarn.