baber/WOPTO huggingface dataset:
Patent JP-H09278818-A (JP)
Title: Catalyst for olefin polymerization and production of olefin polymer
Inventor: UEHARA YUMITO
IPC: C08F4/659
Filed: 1996-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a polymerization catalyst which has a high activity per unit amount of a transition metal and per unit amount of an aluminum component and with which a polymer having excellent powder properties is obtained. SOLUTION: Ethylene is contacted with catalyst ingredients comprising (A) a metallocene transition metal compound and (B) spherical clay mineral particles, a clay, or a lamellar ion-exchange compound, and optionally further containing (C) an organoaluminum compound to conduct prepolymerization. Thus, a polyethylene having a weight-average mol.wt. measured by GPC of 30,000 or higher is formed in an amount of 0.01-1,000g per g of the component (B) to produce the objective catalyst.
Patent JP-2000288849-A (JP)
Title: Assembling state detection method and device of valve installing part
Inventor: KOBAYASHI SHINOBU
IPC: B23P21/00
Filed: 1999-04-01
Abstract: PROBLEM TO BE SOLVED: To accurately, automatically and efficiently detect an assembling state of a valve installing part for a short time. SOLUTION: In the device, a detection mechanism 47 is displaced toward a valve stem 182 and valve cotter detection elements 154, 168 are abutted on a pair of valve cotters 196a, 196b. A retainer detection element 98 is abutted on a retainer 188 and a stem end detection element 68 is abutted to the valve stem 182. An error of a distance between the valve stem 182 and the retainer 188 for a standard value is measured by a displacement sensor 64 and an error of a distance between the retainer 188 and valve cotters 196a, 196b for the standard value is measured by displacement sensors 140, 164. The detection mechanism 47 is displaced in a direction of leaving form the valve stem 182 and the valve cotter detection element 154, 168 are turned at approximately 120 deg. by a pivotable mechanism 76 and the detection mechanism 47 is again displaced toward the valve stem 182.  An error of the distance of the valve cotters 196a, 196b for the retainer 188 is measured again.
Patent JP-H07266788-A (JP)
Title: Daylight-type transfer base
Inventor: ARATA TETSUYA
IPC: B43L5/00
Filed: 1994-03-28
Abstract: PURPOSE:To provide a transfer base which does not use a built-in power source as means for floating a picture drawn on a sheet, a drawing, etc., to another sheet, being low in the manufacturing cost, almost no electric rate and can use a solar light usable even without plug socket. CONSTITUTION:The daylight type transfer base comprises a set base 1 similar to a square tray, a supporting frame 2 having a window of a sufficient size in a frame and similar to the tray without bottom stood obliquely at the base 1, a platelike transparent base 3 having high transparency and engaged with the frame 2 and a stay 4 formed of a rodlike frame like a wire to support the frame 2.
Patent JP-S62253398-A (JP)
Title: Production of (+)-trans-permethric acid
Inventor: NISHIZAWA KANJI
IPC: C12R1/73
Filed: 1986-04-24
Abstract: PURPOSE:To obtain the titled optically active compound useful as an acid component of a low-toxic rapid-action insecticide, in high efficiency at a low cost, by treating a specific cyclopropanecarboxylic acid ester with a specific microorganism or an enzyme produced by the microorganism. CONSTITUTION:A cyclopropanecarboxylic acid of formula I (R' is 1-4C alkyl) is treated with a material selected from the cell of the following microorganism or esterase produced by the strain to effect the resolution of the compound of formula I into an optically active (+)-trans-permethric acid of formula II (R is H or metal ion) and its diastereomer ester. The former compound is separated from the mixture. The microbial strain used in the above process is Rhodotorula rubra IFO-0918, Rhodotorula rubra IFO-1100, Rhodotorula rubra IFO-0909, Candida humicola IFO-0760, Candida lipolytica NRRL-Y-14605, Aspergillus flavus ATCC-11492 or Bacillus SP DC-1 (FERM P-8719).
Patent JP-S5428982-A (JP)
Title: Electric hydraulic digital servo unit
Inventor: EZAWA TADASHI
IPC: G05D3/00
Filed: 1977-08-09
Abstract: PURPOSE: To provide a servomotor free of displacement at the power source switching with the input of feedback signal to resistor wherein the external information is fed until a given delay time is passing after the input of the driving electric power. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S61262497-A (JP)
Title: Conveyor for multi-stages press
Inventor: TAKAHASHI HIROSHI
IPC: B65H31/00
Filed: 1985-05-07
Abstract: PURPOSE:To improve the productivity of a press line by disposing a conveyor which permits the change of span to two kinds of presses having different spans between hot plates. CONSTITUTION:The conveyor is constituted of an outer casing 1 and an inner casing 2. Mounting rollers 7 and a casing lifter 8 are provided to the casing 2. Works are mounted on the rollers 7 and are lifted by one step by the device 8 while the casing 2 is held lowered to the lowermost end. The works for the required number of steps are mounted by repeating such operation. The conveyor is moved to the position before the multi-stages press by the rotation of wheels 10. The mounting of the works is separately executed by means of a hydraulic cylinder 9 and stopper nut according respectively to the case in which the span between the hot plates of the press is wide and the case in which said span is narrow. One conveyor is made applicable to two units of the presses having different spans between the hot plates by the above- mentioned method and therefore the productivity of the line is improved.
Patent JP-S5620850-A (JP)
Title: Conveyor
Inventor: NAGASE YASUO
IPC: F16G3/10
Filed: 1979-07-26
Abstract: PURPOSE: To facilitate the working of a joint portion by a method wherein the cut end faces of a belt material consisting of elastic fibers are adhered to each other by an α-cyanoacrylic adhesive.  
     CONSTITUTION: The longitudinal ends of a belt material 3a manufactured by weaving an elastic fiber to obtain an elasticity and mixing a polyurethane rubber yarn therein are cut at right angles to the side edges of the belt. The cut end faces 3b, 3b are faced to and abutted against each other, an α-cyanoacrylic adhesive 6 is impregnated into the belt material 3a over the regions l of several milimeters from the cut end faces, and the cut end faces 3b, 3b are adhered to each other. The adhesive itself has a high tensile strength, and it does not impair the elasticity of the belt material after adhesion. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H09276751-A (JP)
Title: Rotary-atomization coater
Inventor: HONMA KENGO
IPC: B05B7/08
Filed: 1996-04-17
Abstract: PROBLEM TO BE SOLVED: To provide the rotary-atomization coater capable of securing a necessary air speed and capable of maintaining high coating efficiency. SOLUTION: The air pressure is controlled to 80-250 kPa at the outlet of the shaping air nozzle of this coater, and the amt. of air for atiomization from one shaping air nozzle is adjusted to 10-20Nl/min. The diameter of the nozzle is controlled to 0.6-1.5mm, and the number of the nozzles having a length of 1/6 to 1/4 times the length of the periphery of an atomization head are provided.
Patent JP-H08293484-A (JP)
Title: Method of plasma processing
Inventor: NAKAGAWA SATOSHI
IPC: H01L21/3065
Filed: 1995-04-20
Abstract: PURPOSE: To provide a method of plasma processing that improves the selectivity of a film and a mask without using complicated steps and enables fine processing. CONSTITUTION: A substrate 4, that comprises a platinum film 2 on which the photoresist 3 of an etching mask is formed, is exposed to the mixed gas plasma of methane difluoride and oxygen. The methane difluoride is decomposed in the plasma and polymerized to form deposit species 8, that comprises hydrocarbon, and the oxygen is converted to activated species and an ion of the oxygen and forms burn activating species 9. The reaction between the deposit species 8 and the burn activating species 9 is promoted by the catalysis of the platinum film 2 and the reaction product 10 of the deposit species 8 and the burn activating species 9 are formed on the platinum film 2 and exhausted as a gas.  On the surface of the photoresist contrary to the surface of the platinum film 2, reaction between the deposit species 8 and the burn activating species 9 is not activated, the deposit species 8 is absorbed by the surface of the photoresist 3 and deposit 11 is selectively deposited on the surface of the photoresist 3. Then, the substrate 4 is sputter-etched with an argon gas.
Patent JP-H02272784-A (JP)
Title: Mounting method for semiconductor laser
Inventor: ASAGA TATSUYA
IPC: H01S5/00
Filed: 1989-04-14
Abstract: PURPOSE:To simply and effectively discriminate a semiconductor laser crystal by disposing asymmetrically a shape of melted metal at a main emitting face side and a monitoring side. CONSTITUTION:Before a semiconductor laser crystal 201 is cleaved at individual chips, melted metal 202 is so patterned as to be asymmetrically disposed at a main emitting face side and a monitoring side in photographic step, depositing step and lifting off step. The crystal 201 is cleaved, and a resonator end face of a semiconductor laser is formed. A main emitting face protective film 203 of a dielectric thin film is formed by depositing at the main emitting side with reference to the shape of the metal 202, a monitoring protective film 204 is formed on the end face of the monitoring side by depositing, and the chip of the semiconductor chip is bonded to a heat sink 206 already bonded to a stem 205 by observing the shape of the metal 202 so that a monitoring photodiode 207 is opposed to the film 204. Thus, the chip can be bonded to the heat sink simply and securely without mistaking the front face for the rear face.
Patent JP-H04326108-A (JP)
Title: Semiconductor device for electric power
Inventor: TAKEUCHI SHIGERU
IPC: G05F1/56
Filed: 1991-04-25
Abstract: PURPOSE:To control a load current without being affected by the ON resistance nor load current of a power element as to the high-side switching type semiconductor device for electric power. CONSTITUTION:Both DMOSs 1 and 2 are formed on the same semiconductor substrate; and the DMOS 1 is constituted as the power element which controls the load current of a load 3 and the DMOS 2 is constituted for current detection. The sources S of the DMOSs 1 and 2 are held at the same potential by using an operational amplifier 5 and the load current is detected from the terminal voltage across a resistor 6; and the gate drive voltage obtained by a voltage booster circuit 9 is made constant by a constant voltage circuit 20 to make the source voltage VCC of the operational amplifier 5 higher than its input terminal voltage VS without fail.
Patent JP-S60239982-A (JP)
Title: Multiple sound recording device
Inventor: MORIOKA KAZUO
IPC: G11B27/10
Filed: 1984-05-15
Abstract: PURPOSE:To detect accurately and quickly a desired position of a recording medium by recording preliminarily music timing information on the recording medium, and reproducing this music timing information to search the desired position of the recording medium. CONSTITUTION:A recorder 3 is set to the recording mode, and measure data is read out from a memory 1b of a controller 1 and is modulated by a modulator 4 and is recorded on a tape T. The number of a measure to be searched is inputted from a keyboard 2a. Next, the tape is run in a high speed to reproduce measure data recorded on the tape T, and a pulse signal is generated by a low- pass filter 6 and is inputted to the controller 1. A counter in the controller 1 counts up this pulse signal. When this counted value reaches a value which is smaller than the number of the measured to be searched by a prescribed value, the speed of the tape T is switched to a prescribed speed. Thereafter, the tape T is stopped when the contents of reproduced measure data are equal to the number of a clause to be searched. Thus, the desired position of the tape T is detected accurately and quickly.
Patent JP-S58214386-A (JP)
Title: Clarifying agent for bath water
Inventor: KATAGIRI ISAMU
IPC: C02F1/00
Filed: 1982-06-04
Abstract: PURPOSE:To eliminate the turbidity of bath water during its reheating, by using a bath water-clarifying composition containing zeolite. CONSTITUTION:In case of reheating bath water again, zeolite together with a pasteurizer composed of hypochlorous acid or a chloric compound capable of forming hypochlorous acid is added as the bath water-clarifying composition to eliminate the turbidity of the liquid. Thus, said composition holds the bath water clean until the next day, when it is added immediately after bathing. Even if the addition is forgotton, its effect can be exhibited by adding it to the bath water to be reheated for bathing.
Patent JP-H10338688-A (JP)
Title: New sulfonium salt and photosensitive resin composition using the same
Inventor: MATSUZAKI YOICHI
IPC: C08G59/68
Filed: 1998-04-08
Abstract: PROBLEM TO BE SOLVED: To obtain the subject new compound useful for curing, etc., for epoxy resins as a photocation polymerization initiator. SOLUTION: This sulfonium salt is represented by the formula (R is a conjugated five-membered ring or a condensed polycyclic group comprising the conjugated fiber-membered ring and one or more benzene rings; P and Q are each independently an alkyl or P, Q and S are connected to form a 4 or 5C ring; X<-> is a Lewis acid residue having weak nucleophilic property), e.g. antimonate hexafluoride dialkylthienoyl sulfonium salt. The compound of the formula is obtained by dissolving an acetyl derivative into a mixed solvent such as dichloromethane-methanol, adding tetrabutylammonium tribromide thereto and subjecting the mixture to stirring reaction to afford a bromoacetyl derivative and reacting the bromoacetyl derivative with a dialkyl sulfide (in which P and Q are each an alkyl) in a mixed solvent of acetone with water.  A photosensitive resin composition obtained by using the compound of the formula as a photocation polymerization initiator has large molecular extinction coefficient and high polymerization activity.
Patent JP-S5620322-A (JP)
Title: Circulator and isolator of broad-band lumped constant type
Inventor: TAKEDA SHIGERU
IPC: H03H7/52
Filed: 1979-07-27
Abstract: PURPOSE:To improve high-electric-power resisting and temperature characteristics of a lumped constant type circulator with three terminals, etc., by attaining a low loss, broad band and miniaturization by loading a capacitor except floating capacity between the ground and a connection point between a capacitor and inductor. CONSTITUTION:With regard to a lumped constant type circulator with three terminals A, B and C having three-peak characteristics, series circuits of capacitor CS1 and inductor LS1 in the above order from terminal sides to center conductors (a), (b) and (c) of the circulator are constituted, the series circuits are connected between terminals and center conductors respectively and capacitors CP2 except floating capacitor are also interposed between the ground and connection points between capacitors CS1 and inductors LS1. Consequently, the miniaturization, reduction in loss and broad band of the unit can be attained, so that high-electric- power resistant characteristics and temperature resistant characteristics can be improved.
Patent JP-H08275544-A (JP)
Title: Monitor for inverter
Inventor: INAMOTO JUNYA
IPC: H02M1/00
Filed: 1995-03-30
Abstract: PURPOSE: To monitor the operation of an inverter and to interrupt power supply to a load upon detection of abnormal operation. CONSTITUTION: The monitor 3 for an inverter comprises means 4 for full-wave rectifying the AC output from an inverter 2 to produce an output, means 5 for detecting an abnormal waveform caused by the abnormality in the waveform of AC output among the output waveforms from the means 4 and delivering an abnormal waveform detection signal, and means 6 tar making a decision that the waveform of AC output from the inverter 2 is abnormal based on the abnormal waveform detection signal and delivering an abnormality decision signal.
Patent JP-H05266878-A (JP)
Title: Cylindrical secondary battery
IPC: H01M10/052
Filed: 1992-03-23
Abstract: PURPOSE:To prevent the deterioration of charging and discharging cycle life due to overcharge by inserting a thermal fuse in a cavity at the center of an electrode group, causing electric current to flow through the fuse, and connecting a Zener diode in parallel to a battery in a battery container. CONSTITUTION:A positive electrode 1 is stacked on a negative electrode 3 via a separator 2 and spirally wound, thereby fabricating an electrode group P. A thermal fuse 4 is inserted in a cylindrical cavity at the center of the electrode group P. One end of the fuse 4 is connected to a positive terminal 6, while the other end thereof is connected to a lead wire from the positive electrode 1. According to this construction, charging and discharging current for a battery always flows through the fuse 4. A Zener diode 5 is connected between the positive terminal 6 and a lead wire from the negative electrode 3 of the electrode group P. The diode 5 acts to detect overcharge state and maintain the proper state of the battery.
Patent JP-S5721486-A (JP)
Title: Coal liquefaction
Inventor: YAMADA YASUHIRO
IPC: C10G1/04
Filed: 1980-07-14
Abstract: PURPOSE: To simply liquefy in a high yield coal into a light oil, by heating a mixture consisting of coal, a heavy oil and tetrahydroquinoline at a specified temp.  
     CONSTITUTION: A mixture consisting of 100pts.wet. powdered coal of particle size ≤60 mesh other than anthracite, 50W500pts.wt. heavy oil such as petroleum distillation residue, pitch, by-product tar prep. by the thermal cracking of naphtha, coal-derived heavy oil, e.g., coal tar, etc., and 15pts.wt. or more tetrahydroquinoline is heated at 340W500°C. It is also possible to preliminarily mix coal with tetrahydroquinoline and after the resulting mixture is heated at 200W250°C for 5W 180min, to add heavy oil to the mixture and then heat the resulting mixture A light  oil produced in a high yield under no hydrogen pressure. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S61255492-A (JP)
Inventor: BABA KEIJI
IPC: G07B15/00
Filed: 1985-05-08
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-S62260728-A (JP)
Title: Production of glass preform for optical transmission
Inventor: KAMIYA KAZUO
IPC: C03C13/04
Filed: 1986-04-25
Abstract: PURPOSE:To efficiently add fluorine and improve the fluorine yield, by exposing a porous silica deposit formed by a flame hydrolysis method to an atmosphere containing silicon oxyfluoride before melting the porous silica deposit to provide transparent glass. CONSTITUTION:A silicon compound is subjected to flame hydrolysis to deposit fine silica particles and afford a porous silica deposit, which is then exposed to silicon oxyfluoride or an atmosphere containing the silicon oxyfluoride. The exposed silica deposit is then melted while heating to provide transparent glass.
Patent JP-H11296989-A (JP)
Title: Read-channel circuit and optical disk device
Inventor: KANESHIGE TOSHIHIKO
IPC: G11B20/10
Filed: 1998-04-08
Abstract: PROBLEM TO BE SOLVED: To optimize error rate by making a punching phase of data into the best point. SOLUTION: When an error is caused in a first slice level by a HPF 20, a comparator 21, a DSV measuring circuit 23, a LPF 24, and a D/A converter circuit 25, a reproduction stream is outputted through a reproduction stream generating circuit 29 and a flip-flop F3 by controlling a second slice level by a phase error detecting circuit 26, a LPF 27, a D/A converter 28, and a comparator 22.
Patent JP-H0526577-A (JP)
Title: Horizontal type rotary kiln device
Inventor: CHISAKI TATSU
IPC: B09B3/00
Filed: 1991-04-03
Abstract: PURPOSE:To obtain a horizontal type rotary kiln device, capable of effecting sufficient process by heating for a long period of time while circulating granular bodies, having a sufficient strength, eliminating the leakage of gas and being miniaturized. CONSTITUTION:An annular flow passage 10 of heating fluid is formed between an outer tube 3 and a tubular body 1. The outer tube 3 and the tubular body 1 are formed so as to be rotated integrally and the tubular body 1 is provided with an opening 2 at one end thereof while the other end of the same is sealed. A partitioning wall 13, parallel to the axial line, is provided in the tubular body 1 excluding both end sections thereof while guide plates 14, slanted into the same direction substantially, are attached to both surfaces of the partitioning wall 13.
Patent JP-S61254870-A (JP)
Title: System for correcting direction estimating error
Inventor: IGARASHI MASAO
IPC: G01S3/805
Filed: 1985-05-08
Abstract: PURPOSE:To make a device for eliminating direction estimating errors smaller in size and simpler in constitution, by analytically calculating the errors from the positional error of an array element, positional coordinates of the array element, weighting coefficient of a beam former, and a power spectrum in the vicinity of a signal source direction. CONSTITUTION:Signals from a signal source are received by arrays 11-1M composed of plural wave receivers arrayed in a space and added to each other after they are compensated for time delay and weighted by means of a beam former 4 after passing through amplifiers 2 and filters 3. On the other hand, a direction cosine error calculator 21 calculates a direction estimating error from outputs of registers 22-25, which respectively store power spectra L1-LK in the vicinity of a signal source direction alpha0, positional coordinates P1-PM of the array elements, weighting coefficients b1-bM of the beam former 4, and positional errors of the array elements, and an array constant register 26. The direction estimating error thus calculated is eliminated by subtracting it at an adder 20.
Patent JP-S58213227-A (JP)
Title: Method for diagnosing abnormality of hdraulic equipment
Inventor: IWATA NAOHIKO
IPC: F15B19/00
Filed: 1982-06-07
Abstract: PURPOSE:To detect automatically states of internal wastage, deterioration and wear of a hydraulic instrument by detecting a pressure, a flow amount and a wear particle concn. of a hydraulic fluid and a displacement of a functioning part material and by comparing a mutual relation of these detected values with a criterion value and a permissible deviation. CONSTITUTION:An oil pressure of a hydraulic cylinder 8d is measured by a pressure gauge P, the flow amount of a drain circuit U is measured by a flow meter 9, the wear particle concn. in the functioning oil is measured by a wear particle concn. meter 10. In the meter 10, the functioning oil returns to a tank 3 from a bypass type line 19 through a pipe line 17 in the detector, and the magnetic wear particles in oil particles are captured by gradient magnetic field of a permanent magnet 18 in an order of the particle size. The wear particle concn. is displayed on a display device 11 by an electrostatic capacity unit 20 and a detector 21 of large and small particles. These detected values and the deviation of a steam valve V are compared with the criterion value and the predetermined value of the permissible deviation, and the states of the internal wastage, deterioration and wear of the hydraulic instrument are detected automatically.
Patent JP-H05293435-A (JP)
Title: Metal decorative panel and production thereof
Inventor: NAKANISHI HIROSHI
IPC: B32B33/00
Filed: 1992-04-16
Abstract: PURPOSE:To efficiently produce a metal decorative panel having not only high design effect but also scratch resistance and having a high gloss surface. CONSTITUTION:An electron beam curable resin 16 is applied to a base metal panel 5 and pattern ink layers 3 and a surface protective layer 13 containing an electron beam curable resin are provided on the surface of the formed resin layer and, thereafter, these layers are irradiated with electron beam to be cured and matte parts 17 are provided so as to be matched with the pattern ink layers 13.