baber/WOPTO huggingface dataset:
Patent JP-H11274806-A (JP)
Title: Frequency converter for satellite broadcast reception
Inventor: SEKI AKIO
IPC: H01P3/08
Filed: 1998-03-19
Abstract: PROBLEM TO BE SOLVED: To attain the miniaturization of a circuit board consisting of a frequency converter for satellite broadcast reception. SOLUTION: Concerning the frequency converter for satellite broadcast reception forming a high frequency amplifier circuit or the like on the surface of a substrate together with a circuit pattern and using a microstrip line constituted by contacting a conductor for ground on the rear side of the said substrate with a chassis, the substrate forming a high frequency amplifier circuit 2, a local oscillation circuit 4, a mixer circuit 5 and an intermediate frequency amplifier circuit 6 or the like together with the circuit pattern and punching the area of a part forming a band pass filter 3 is defined as a first substrate 1 and on the other hand, the substrate forming the band pass filter 3 together with the circuit pattern in the same shape as the punched part of the first substrate 1 is defined as a second substrate 7.  Then, the second substrate 7 is fitted into the punched part of the first substrate 1, and the respective required circuit parts of the first substrate 1 and the second substrate 7 are connected by soldering or the like.
Patent JP-S52153375-A (JP)
Title: Vapor phase growth method for g#a#
Inventor: ISHIDA KAZUJI
IPC: H01L21/205
Filed: 1976-06-15
Abstract: PURPOSE: To obtain a grown layer with a less difference in the imputity concentration by etching the surface of a GaAs substrate placed horizontally on a support base within a reaction furnace and shifting the substrate to a zone maintained at a growth temperature followed by vapor pahse prowth with a reaction gas containing S impurities. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H07251313-A (JP)
Title: Clamp structure of throw-away cutter
Inventor: SHINJO YUJI
IPC: B23C5/22
Filed: 1994-03-14
Abstract: PURPOSE:To keep a presser from being unstable even if the clamping force of the presser is released in a clamp structure of a throw-away cutter using a presser. CONSTITUTION:A spring 10 bearing the compressive force is incorporated between a presser 8 and a cutter main body 4. A hole where the spring 10 is incorporated is an oblique hole 11, the front 6 side of which is made shallow. The lower part of the front 6 side of the presser 8 is chamfered 12, and the presser is incorporated in the cutter main body 4 in such a manner that the tip of a spring plunger 13 is brought into contact with the above chamfered part 12. Thus, even if the clamping force is released, the presser is always pressed to the rear 7 side not to be unstable. Accordingly, the operability of replacing a throw-away chip 3 can be improved.
Patent JP-S60215073-A (JP)
Title: Paint resin composition
Inventor: ITOU KENJI
IPC: C09D175/00
Filed: 1984-04-10
Abstract: PURPOSE:To provide a resin compsn. which has a long pot life before coating and can be rapidly cured, by adding a specified metal salt of a carboxylic acid to a two-pack paint consisting of a hydroxyl group-contg. prepolymer and an isocyanate group-contg. prepolymer. CONSTITUTION:A zinc, lead or tin salt of a carboxylic acid is added to a two- pack urethane paint consisting of a hydroxyl group-contg. prepolymer and an isocyanate group-contg. prepolymer. Examples of the hydroxyl group-contg. prepolymers are epoxy resins having an epoxy equivalent of pref. 200-2,000 and their modified resins or their mixtures having an OH value of pref. KOH 5- 200mg/g as measured according to ASTM-D1957-63. Examples of the carboxylates are lead naphthenate, zinc caprylate and dibutyl laurate.
Patent JP-H02248343-A (JP)
Title: Method for dry etching
Inventor: TAGAMI TAKASHI
IPC: C03C15/00
Filed: 1989-03-22
Abstract: PURPOSE:To obtain a finely grooved substrate on which whiskery Si is not grown even when an Si film is formed by CVD in the etching method using a masking material of heavy metals by specifying the substrate temp. at the time of removing the masking material with the gaseous plasma contg. Cl. CONSTITUTION:A Cr film is formed on the surface of a glass substrate, for example, and a photoresist film is formed thereon, exposed and developed to obtain a masking material in which fine openings are provided at minute intervals. The substrate is dry-etched in a reaction chamber, into which a gaseous mixture of CCl4 and O2 is introduced to produce plasma, to form a Cr-film pattern, and then the resist film is removed. The substrate is then ion-etched in a reaction chamber to be charged with gaseous CF4 and impressed with a high-frequency voltage to provide fine grooves. The substrate is dry-etched in a reaction chamber heated at 200-600 deg.C and into which a gaseous mixture of CCl4 and O2 is introduced to produce plasma, and the masking material is removed. By this method, the desired clean substrate having a low content of residual Cr is obtained.
Patent JP-2000263066-A (JP)
Title: Method for cleaning trichloroethylene-containing water
Inventor: MAEDA TERUNOBU
IPC: C02F1/58
Filed: 1999-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for cleaning trichloroethylene-containing water whereby trichloroethylene in water can be efficiently removed in a short time by adding carbonic acid to trichloroethylene-containing water, aerating the water, and removing trichloroethylene vaporized into the aeration air by a removal means such as by adsorption. SOLUTION: In this method for cleaning trichloroethylene-containing water, trichloroethylene-containing water to be cleaned is poured through a water pour-in route 2 into a cleaning treatment vessel 1 to be stored therein, and simultaneously, carbonic acid water is poured through a carbonic acid pour-in route 5 into the vessel 1, the amount of the carbonic acid water poured being adjusted so that a desired concentration is obtained depending on the amount of the water to be treated; then, an air-sending pump 7 is operated to blow air into the water to aerate it; and the air after aeration is sent through a leading route 8 to an adsorption tower 9, where trichloroethylene separeted from the water is removed, and the air after the removal is discharged into the atmospheric air.  This method is based on the fact that trichloroethylene is more affinitive for carbon dioxide gas than for oxygen or nitrogen.
Patent JP-S60216055-A (JP)
Title: Heat insulative member fixing structure for rocket nozzle
Inventor: HIRANO SATOSHI
IPC: F02K9/97
Filed: 1984-04-10
Abstract: PURPOSE:To secure heat insulation members firmly without adhesive by covering the heat insulation members arranged on the outercircumferential surface section of nozzle skirt with heat-resistant mesh while securing said members to the nozzle skirt through said mesh. CONSTITUTION:Each carbon felt chip 27 of heat insulation member is overlapped while shifting sequentially to cover the outercircumferential face of skirt nozzle 21 and stitched through a slinger 28 to cover while developing the net 29 formed with carbon fiber threads while contacting tightly with the felt chip 27. Then the front end is bound to the front end of skirt 21 together with the felt chip 27 through fastening slinger 30a while to bind the rear end through another slinger 30b to the front end of skirt 21 together with the felt chip 27. The felt 27 is restricted by the stretched net 29 to secure the heat insulation member firmly and tightly without requiring adhesive.
Patent JP-S58189473-A (JP)
Inventor: MOCHIDA HARUO
IPC: E05B81/64
Filed: 1982-04-28
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-H04282026-A (JP)
Title: Shaft coupling
Inventor: KURIBAYASHI SADATOMO
IPC: F16D3/04
Filed: 1991-03-12
Abstract: PURPOSE:To improve follow characteristics with respect to eccentricity by dividing a rotation transmission member into an even number by radial dividing lines, and forming a groove formed at each shaft end, or a groove capable of being engaged with a bar, or the bar, on a face opposite to each of a motive power shaft and a follower shaft. CONSTITUTION:Grooves 6, 8 are formed on an X-Y plane orthogonal to each rotation center 2', 4' of a motive power shaft end 3 and a follower shaft end 5. The grooves 6, 8 are formed in the orthogonal direction. A rotation transmitting member 10 is composed of a metal base material 12 and a plastic covering material 14 which is positioned on the side of the follower shaft. The rotation force transmission member 10 is divided into four portions 20, 22, 24, 26 with even sizes as shown in the drawings. Slide bars 20a, 22a, 24a (26a is not illustrated therein) fitted to the grooves 6 are formed in respective portions on the side of motive power shaft, while slide bars 20b, 22b, 24b, 26b fitted to the grooves are formed on the side of follower shaft. With the arrangement, the respective portions 20, 22, 24, 26 can cope with eccentricity since the respective slide bars move relativgely in the respective grooves 6, 8.
Patent JP-S56167862-A (JP)
Title: Device for assembling and disassembling hydraulic turbine
Inventor: SENBA OSAMU
IPC: F03B11/00
Filed: 1980-05-27
Abstract: PURPOSE: To extend the weight limit range of a body to be lifted, by a method wherein a hydraulic expansion jack or the like is enabled to rotate while its positioning can be adjusted by automatic centering.  
     CONSTITUTION: When assembling a turbine runner 26, a split step rod 1 and a bearing 3 are fixed at the lower end part of a main shaft 29. Next, the runner 26 placed on a truck 25 is positioned directly below the shaft 29, then the hydraulic expansion jack 6 and a support plate 22 are placed below the runner 26 and are aligned, after which the rod 1 at the lower end of the shaft 29 is connected with a rod 1 being incorporated in the jack 6. By operating the jack 6, the runner 26 is lifted slightly upward and is rotated with the bearing 3 as a fulcrum, whereby holes for fastening bolts of the shaft 29 and the runner 26 are aligned with each other. Then, the jack 6 is further operated so that a ratchet member 16 fitted on a piston rod 10 is engaged with a stepped part 1a of the rod 1, and the load of the runner 26 or the like is supported by the rod 1. Simultaneously, a cylinder 4 is moved upward, an upper ratchet member 13 is engaged with an upper next one of the stepped parts 1a. After lifting up the member 26 in the step-by-step manner, the runner 26 and the shaft 29 are fixed to each other. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H09263366-A (JP)
Title: Document feed device and readout device having it
Inventor: SATO AKIHIRO
IPC: G03G15/00
Filed: 1996-03-26
Abstract: PROBLEM TO BE SOLVED: To prevent the back side of a not yet fed document from being stained, in a document feed device in which the document is fed and discharged by the same tray. SOLUTION: When documents P are loaded on a document loading tray 4, an output shaft 117 is rotationally moved so as to place a first recycle lever 22 on the document P for partitioning off a discharged document. Simultaneously with this, a second recycle lever 23 is rotationally moved over the first recycle lever so as to support a document discharged to the document loading tray 4. Hereby, the not yet fed document at the first recycle lever part can be prevented from rubbing with each other documents, and the back side of the document can be prevented from being stained due to rubbing.
Patent JP-H05274521-A (JP)
Title: Automatic paper money replenishing device for automatic cash processor
IPC: G06F19/00
Filed: 1992-03-27
Abstract: PURPOSE:To attain power saving in order to compensate for the shortage of hands and to attain effectiveness for the prevention of crimes by arranging a storage box for a paper money cassette for replenishing paper money to a device under the device so that when paper money in a cash cassette of the device are emptied, the cassette stored in the storage box is automatically substituted for the empty cassette. CONSTITUTION:This automatic paper money replenishing device is constituted of a paper money cassette 27 arranged in a paper money processor 26, a cassette lift 28 fixed to the lower part of the cassette 27, a paper money replenishing device 30 arranged on ground under the device, and so on. Since the price of land is high, an automatic paper money processor 25 is compacted and a substitutive cassette 27 is stored in the device 26. When a sensor detects the lack of paper money, the cassette 27 is moved down by the lift 28 and a substituting cassette (filled with notes) stored in the device 30 is lifted so as to be immediately used as a working cassette 27. Since the device can be in a working state even during the substituting period of the cassettes 27, only transactions such as deposit and transfer can be attained.
Patent JP-S58187288-A (JP)
Title: Production of box type structural material
Inventor: FUTAMURA KOUSAKU
IPC: B23K25/00
Filed: 1982-04-27
Abstract: PURPOSE:To improve production efficiency considerably, by welding web plates beforehand to the two sides of a diaphragm facing each other then flange plates respectively to the remaining two sides facing each other, by electroslag welding. CONSTITUTION:Web plates 4 are welded beforehand to the two sides of a diaphragm 1 facing each other by electroslag welding so as not to leave any unwelded part. Flange plates 7 are welded to the remaining two sides facing each other so as not to leave any unwelded part. Thereafter, the two plates 4 and the two plates 7 are welded to form a box. The welding is thus accomplished efficiently in easy position and the efficiency of production is increased considerably.
Patent JP-S57187285-A (JP)
Title: Small-sized printing device
Inventor: KOIKE ISOROKU
IPC: B41K3/26
Filed: 1981-05-12
Abstract: PURPOSE:To provide the titled device substantially free from deficiency in ability to feed paper and jamming of paper, by a method wherein a paper-feeding means is placed on the forward side of the paper feed direction with respect to a press printing means, and press printing is conducted by moving the printing means in the direction opposite to the paper feed direction. CONSTITUTION:Paper-feeding means 400 is placed on the forward side of the paper feed direction with respect to the press printing means 300, and the press printing is conducted by moving the printing means 300 in the direction opposite to the paper feed direction. The rotation of a type wheel to reset into a stand-by condition is conducted simultaneously with the resetting rotation of a crankshaft of the printing means 300, and when the crankshaft is rotated for resetting, a printing roller is rotated in the paper feed direction to return into a stand-by condition and guide a printing paper 8.
Patent JP-S61230079-A (JP)
Inventor: AMANO KEN
IPC: G21C3/324
Filed: 1985-04-05
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-S57185707-A (JP)
Title: Frequency conversion circuit
Inventor: TANIMOTO SHIGERU
IPC: G01R29/00
Filed: 1981-05-12
Abstract: PURPOSE:To make a synchronizing time almost zero and to obtain a frequency conversion with the same sampling order at all times, by frequency-dividing a frequency lower than an input high frequency signal by a desired value and generating sampling pulses based on said frequency-divided frequency. CONSTITUTION:An input high frequency signal f0 is given to a signal generator 23 having a PLL circuit and a sampler circuit 25. The reference frequency fM of the signal generator 23 is selected equally as the frequency after frequency conversion. Thus, the signal generator 23 generates a frequency fs lower than the input high frequency f0 by a desired frequency fM. A sample pulse generator 29 generates pulse signals with narrow width in the frequency fs. An output signal f'M by mixing this pulse signal and the input high frequency signal at the sampler 25 in an open loop for the higher hormonics.
Patent JP-S57186254-A (JP)
Title: Tape tension controller for magnetic recording and reproducing device
Inventor: TSUNODA SUSUMU
IPC: G11B15/43
Filed: 1981-05-12
Abstract: PURPOSE:To run a tape stably, by controlling a supply reel motor to normal or reverse torque in relation to the motion of a tension arm in the fast forwarding mode. CONSTITUTION:Tape tension detecting mechanisms 13 and 14 consisting of potentiometers and etc. are attached to tension arms 6 and 12, and outputs of mechanisms 13 and 14 are supplied to supply and take-up reel motors 3 and 4 through a switching circuit which is controlled by the control signal from a controlling circuit. In the fast forwarding mode, when the tape tension is reduced and the tension arm 6 is moved to a position B, the supply reel motor 3 is controlled to reverse torque; and when the tension arm 6 is moved in the direction of C-D, the supply reel motor 3 is controlled to normal torque. At this time, the take-up reel motor 4 is not subjected to the torque control and has a constant torque.
Patent JP-H10285115-A (JP)
Title: Vcsel array it transmitter
Inventor: BLACK ROBERT A
IPC: H04B10/118
Filed: 1998-03-20
Abstract: PROBLEM TO BE SOLVED: To avoid the consumption of power for irradiating an area where a receiver does not exist by selecting the pattern and the divergent angles of divergent beams emitted from respective light sources so that the divergent beams are partially overlapped. SOLUTION: N-pieces of light sources 14 are arranged so that they form a prescribed pattern on a substrate 16 and the respective light sources discharge the divergent beams 14N. The suitable pattern is selected so that the divergent beams are partially overlapped. A receiver 18 receives data from an opposite direction transmitter and measures the drop of reception power in a detector placed somewhere in an IrDA irradiation cone 20. When an optical level exceeds a lowest limit, communication is executed and the light source facing the receiver 18 is decided by a simple protocol. An optical controller 22 connected to the plural light sources 14 receives information form the receiver 18 and decides the sub-set of the plural light sources 14 for transmitting data with energy efficiency.
Patent JP-H07283227-A (JP)
Title: Microscopic gold ball for bump
Inventor: TATSUMI KOHEI
IPC: H01L21/321
Filed: 1994-04-08
Abstract: PURPOSE:To provide a microscopic gold ball for a bump having high degree of strength and excellent bondability and also having no anisotropy in deformation by a method wherein a very small quantity of an alloy component is added to high purity gold. CONSTITUTION:This gold ball contains either Pt 0.001 to 0.05wt.% and In 0.001 to 0.05wt.%, or it contains both of them 0.001 to 0.05wt.% in total. Besides, as occasion demands, one or two or more kinds selected from Pd, Cu and Ag may be contained. In that case their quantity is 0.001 to 0.05wt.% for Pd, 0.0005 to 0.005wt.% for Ag, and 0.0005 to 0.01wt.% for Cu, and their total quantity is 0.001 to 0.05wt.%. The remaining part is composed of Au and inevitable impurities.
Patent JP-H02251371-A (JP)
Title: Gas shielded arc enclosed welding method
Inventor: NAKANO YOSHIAKI
IPC: B23K9/038
Filed: 1989-03-23
Abstract: PURPOSE:To prevent the occurrence of weld defects by using backing material composed of a band-plate-shaped flexible member and an electrically conductive member superposed thereon, copper backing and a shielding cap to perform gas shielded arc enclosed welding. CONSTITUTION:The backing material 30 composed of the band-plate-shaped flexible member 31 and the electrically conductive member 32 superposed thereon is inserted into a groove 48 formed on the inside lower part of the center in the longitudinal direction of the copper backing 40. The shielding cap 49 connected with the tip of the copper backing 40 is tightened by a wing bolt 60 to fix the copper backing 40 and members 50 to be welded are arranged in its peripheral space. Shielding gas is discharged from shielding gas discharge openings 43 and 44 provided to the shielding cap to an opening 42 to perform gas shielded arc enclosed welding. By this method, the weld defects such as undercuts and overlaps and damage of the copper backing are prevented.
Patent JP-S56168601-A (JP)
Title: Light intensifying device
Inventor: SUZUKI TOKUJI
IPC: G02B3/08
Filed: 1980-05-30
Abstract: PURPOSE:To perform considerable light intensifying by providing a Fresnel lens on the bottom surface or side face of a lighting apparatus such as arbitrary electric bulb by leaving a suitable space from a lighting body. CONSTITUTION:A Fresnel lens 2 is provided to the bottom surface of, for example, an electric bulb 1, by maintaining a suitable distance. It is equally well to provide the lens 2 on the side face of the bulb 1. In this case, it is perferable to provide the same on the four sides of the bulb like a shade for the bulb. The lens 2 is essentially the one of a concentrical circle, but the one with grooves of parallel lines is used. With such constitution, light is intensified considerably. Hence, this is economical in terms of saving energy consumption.
Patent JP-S61232243-A (JP)
Title: Glass for spectacle and optical use
Inventor: NAGAMINE IZUMI
IPC: C03C3/068
Filed: 1985-04-04
Abstract: PURPOSE:The titled glass, having a specific composition in which a relatively large amount of B2O3 and La2O3 components coexist, high refractive index, low dispersibility, low specific gravity, and resistance to devitrification and noncoloring, and capable of being given impact resistance. CONSTITUTION:The titled glass, containing 21-40wt% B2O3, 1-17wt% SiO2, provided that total content of B2O3 and SiO2 is 25-41wt%, 3.5-12wt% Li2O, 0-5wt% Na2O, 0-5wt% K2O, 0-10wt% MgO, 6-24wt% CaO, 0-10wt% SrO, 0-10wt% BaO, 0-10wt% ZnO, 15.5-40wt% La2O3, 0-15wt% Cd2O3, 0-15wt% Y2O3, 4-<15wt% TiO2, 1-10wt% ZrO2, 1-30wt% Nb2O5, 0-5wt% Al2O3, 0-1wt% As2O3 and 0-1wt% Sb2O3, and having optical constants of within 1.74-1.84 range refractive index (Nd), 33-40 range Abbe's number (Vd) and <=4.0 specific gravity. The glass has improved high refractive index, low dispersibility, low specific gravity and resistance to devitrification and noncoloring, can be given impact resistance by chemical tempering process, as necessary, and is suitable for spectacle and optical use.
Patent JP-S56168055-A (JP)
Title: Hot water supplier
Inventor: KINUGASA MUNETAKA
IPC: C02F1/66
Filed: 1980-05-28
Abstract: PURPOSE:To obviate the corrosion resulted from the lowering of temperature of exhaust in the case of a waste heat recovering type heat exchanger, by attaching a recoverer for recovering a highly acid drain and a neutralizer for neutralizing the drain. CONSTITUTION:A finned tube type heat exchanger 6 is positioned over a burner 4, and over the heat exchanger 6 is positioned the the finned tube type heat exchanger 1 for recovering waste heat. In the case of a heater including the above- mentioned arrangement, a higly acid drain is produced below the waste heat recovering heat exchanger 1. This drain is received into the recovering section 2B,  then is introduced via a drain pipe 2A into the neutralizer 3 where it is neutralized.  Furthermore, the surfaces of the heat exchanger 1 are treated to have an acid proof coating for example a tin or nickel plating, so that the corrosion problem is solved. As a neutralizing agent above mentioned solid neutralizing materials such as solid metal paraticles, a powder inorganic compound or cement are usable.