baber/WOPTO huggingface dataset:
Patent JP-H03227045-A (JP)
Title: Power module
Inventor: IMAMURA KAZUHIKO
IPC: H01L25/18
Filed: 1990-02-01
Abstract: PURPOSE:To make it possible to obtain a small-sized power module capable of having a power control at high speed by a method wherein gate drive circuits and a power control element are mounted on the same substrate along with a connector for control signal use and a main circuit terminal stage. CONSTITUTION:A metallic substrate or a ceramic substrate is used. A power transistor part 12, which consists of 6 pieces of power transistor chips 20 constituting a main circuit of an inverter, a gate drive circuit part 14, which consists of 4 blocks of gate drive circuits (a) to (d) for making the individual chips 20 drive and has 6 circuits, a connector 16, which is used for a control signal for actuating this part 14 and is used for connecting a power supply, and a main circuit terminal stage 14 for connecting input/output power, which is controlled by the main circuit, to a DC power supply and a motor, which are provided on the outside, are mounted on this substrate 10.
Patent JP-H08211464-A (JP)
Title: Camera setting device
Inventor: IGARI HIDEO
IPC: G03B17/02
Filed: 1995-02-08
Abstract: PURPOSE: To make a camera stand by itself in a state where the camera is very stable and to improve portability and operability by making a camera setting means having a shape which extends along the back surface and/or the front surface of a camera main body freely turnable. CONSTITUTION: A back surface panel 1 having the shape which extends to the back surface of the camera main body 3 can turn toward a camera main body 3 side by a hinge 9 provided on the side of the main body 3 with respect to the main body 3. A solar battery disposed on the panel 1 is connected to a secondary battery inside the main body, generates power by receiving light and stores the power in the secondary battery, so that the power is used as the power source of the camera.  The solar battery is turnably disposed on the panel 1, so that the solar battery can face toward solar light and the other light source, and also heat transfer to the main body 3 is prevented by an air layer between the panel 1 and the main body 3, and adverse effect caused by the heat toward the main body 3 can be prevented even though the temperature of the solar battery becomes high by being irradiated with the solar light, etc., by opening the panel 1.
Patent JP-H04237228-A (JP)
Title: Spread spectrum signal receiver
Inventor: HORI KATSUYA
IPC: H04J13/00
Filed: 1991-01-21
Abstract: PURPOSE:To constitute the receiver of a spread spectrum modulation signal with digital high circuit integration and software processing and to reduce the cost, to make the size small, to reduce the power consumption and to make the quality high. CONSTITUTION:A satellite signal received by an antenna 31 is fed to a high frequency processing circuit 32 and an output of a reference oscillator 33 is fed to a local oscillation circuit 34 and a local oscillation output whose frequency ratio is fixed and an output frequency of a reference oscillator are obtained. Then the local oscillation output is fed to the high frequency processing circuit 32, a satellite signal is subject to low frequency conversion into an intermediate frequency and subject to low frequency conversion into an intermediate frequency by the oscillation output from the reference oscillator 33. The intermediate frequency signal is fed to a binarizing circuit 35, in which the signal is binarized and a post stage feedback loop 50 for inverse spread and a feedback loop 60 for data bit demodulation are formed as digital circuits. Then a control signal for each of the feedback loops 50,60 is generated by the software processing of a computer 100.
Patent JP-H01194787-A (JP)
Title: Still picture telephone system
Inventor: FUKUZAKI KAZUHIRO
IPC: H04N7/14
Filed: 1988-01-29
Abstract: PURPOSE:To shorten the time required for first transmission of still picture data by judging whether data transmission speed is decreased or not by using their own still picture data signals. CONSTITUTION:Errors in still picture data transmitted from the opposite terminal are detected by a data error detecting part 12 in packet unit. The number of packets in which the errors are detected by the part 12 is counted by a data processing control part 13; in case the counted result exceeds a prescribed number, a request signal to request for reducing data transmission speed at the opposite terminal is transmitted via a modem part 4 and a line connection control part 1.
Patent JP-S53105176-A (JP)
Title: Semiconductor device
Inventor: HARADA YASOO
IPC: H01L21/60
Filed: 1977-02-24
Abstract: PURPOSE: To make the positioning with the fine pattern of a semiconductor substrate electrode easy by separately forming the electrode to be provided to the bonding plate and support metal pattern, and to obtain the connection part with high mechanical strength through an alloying process. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S59151530-A (JP)
Title: Semiconductor integrated circuit
Inventor: IWASE HIROSHI
IPC: H03K19/003
Filed: 1983-02-10
Abstract: PURPOSE:To attain a sure operation by connecting a delay circuit comprising a resistor and a capacitor or the like between an input terminal of a semiconductor integrated circuit and the 2nd input circuit or an output terminal of the 2nd input circuit to avoid malfunction due to overshoot. CONSTITUTION:The delay circuit 23 comprising a resistor 21 and a capacitor 22 is provided between an input terminal 1 and the 2nd input circuit 3. Thus, an input voltage having overshoot is averaged and the overshoot reaches a detecting level of the 2nd input circuit 3 or below, then no malfunction takes place. As a concrete example of the resistor 21, the use of source-drain path of a depletion transistor whose gate is connected to a power supply VC or a resistor formed by polysilicon is used.
Patent JP-S60163960-A (JP)
Title: Phenolic resin molding material
Inventor: HIROE IKUROU
IPC: C08L61/00
Filed: 1984-02-06
Abstract: PURPOSE:To provide a phenolic resin molding material which gives moldings which can pass food sanitation tests and have a low specific gravity, a low thermal conductivity and good coatability and is suitable for use in the production of table wares, by blending cork wood flour with a phenolic resin in a specified weight ratio. CONSTITUTION:Cork wood flour is blended with a phenolic resin such as a novolak or resol type phenolic resin in such a proportion that the quantity of the wood flour accounts for 15-75wt% of the entire quantity of the material. Optionally, additives such as hardener, inorg. filler, mold release agent, colorant, etc. are added thereto, thus obtaining the desired phenolid resin molding material. A preferred example of the cork wood flour is cork wood flour. When the particle size of the powder is adjusted to 40-150 mesh, dispersibility, coatability, etc. can be further improved.
Patent JP-H10221568-A (JP)
Title: Optical connector ferrule
Inventor: KOREEDA YUICHI
IPC: G02B6/36
Filed: 1997-02-03
Abstract: PROBLEM TO BE SOLVED: To constitute a ferrule which is superior in connectability and strength and produced at low cost by projecting an end face of a capillary from the same surface as an insertion side end face of an insertion part or the insertion side end face just a little. SOLUTION: An outer-shape round rod capillary 32 having a fine hole 39 in its shaft center position is stored and held in a cylinder of a ferrule main body 33 in an insertion part 34 side and its one end face 41 is projected from the end face 35 of the insertion part 34 just a little. A taper 42 for inducing an optical fiber is formed in an inner-end-side end part of the fine hole 39. After the optical fiber is inserted into the fine hole 39 of the capillary 32 and the ferrule 31 and the optical fiber are fixed and stuck to each other, the end face 41 of the capillary 32 is polished so as to become a connecting face. In this case, the capillary 32 is constituted of a glass material as the optical fiber so that no level difference is produced in the optical fiber part and a superior connection surface can be provided.
Patent JP-H08212610-A (JP)
Title: Magneto-optical recording method
Inventor: KONISHI AYUMI
IPC: G11B7/00
Filed: 1995-02-08
Abstract: PURPOSE: To obtain a magneto-optical recording method in which an optimum recording power is detected in a short average access time. CONSTITUTION: In the magneto-optical recording method which employs a magnetic field modulation recording method, in which a magneto-optical recording medium is continuously irradiated or pulse-irradiated by laser beams and recording is done by applying an external magnetic field, at least two laser beams, i.e., a main beam and a subbeam which moves on the medium preceding the main beam are used. Prior to recording data, the region preceding the data recording region is used as a trial writing region and trial writing information is written in the region. Then, the preceding subbeam is used to reproduce the trial writing information from the trial writing region and the information is erased by the main beam. Then, an optimum laser beam power for a data recording is detected from the reproduced signals of the information.
Patent JP-H04261718-A (JP)
Title: Positioning device for substrate
Inventor: SAKAGUCHI HIROYUKI
IPC: G01N21/954
Filed: 1991-02-14
Abstract: PURPOSE:To mount a chip on a substrate correctly by providing a moving means which moves a camera for observing the substrate and the substrate in an XY direction relatively, in order to position this camera and substrate at the upper part of the recognition mark formed on the substrate, based on the signal of a 2nd sensor. CONSTITUTION:A 1st sensor 11 and 2nd sensor 12 detecting the substrate 2 transferred to a conveyor 1 are provided. When this 1st sensor 11 detects the substrate 2, it is stopped with a motor 13 driving the conveyor 1 being stopped. Then the stop position of the substrate 2 is detected by the 2nd sensor 12. Then a camera 5 is moved to the upper part of the substrate 2, based on the detection signal of this 2nd sensor 12, the substrate 2 is observed by this camera 5 and the stop position error in the XY direction of the substrate 2 is detected. Then on the substrate 2 a tip 3 is mounted by a transfer head 7, while correcting the dislocation thereof.
Patent JP-S60167726-A (JP)
Title: Automatic assembly system
Inventor: KANETANI NOBUO
IPC: B25J11/00
Filed: 1984-02-09
Abstract: PURPOSE:To simplify a parts feed control system, reduce the redundancy of a line and effectually cope with the change in the type of a product or in the quantity of production, by providing a parts feeder, a parts conveyor and a product collector. CONSTITUTION:The plural vibration feeders 2 of the parts collector of an automatic assembly system correspond to parts which constitute a product. Over a turntable 3, pallets 5, on each of which wall the parts necessary for the single product are arranged, are sequentially carried on a conveyor 6 and taken in by the conveyors 7 of assembly units corresponding to respective products for which assembly procedures are programmed depending on the constructions of the respective products. Each robot 1 is programmed to perform plural working processes. The assembled products are transferred onto a product collection conveyor 11 by a transfer unit 10. According to this constitution, a parts feed control system is simplified, and the change in the quantity of production or the like is effectually coped with.
Patent JP-S59147328-A (JP)
Title: Automatic focus adjusting device of camera
Inventor: MATSUDA MOTONOBU
IPC: G02B7/32
Filed: 1983-02-10
Abstract: PURPOSE:To reduce the capacity of a storage capacitor by outputting a voltage which corresponds to the triangulated distance of a subject stored in the capacitor through a buffer circuit which includes an auxiliary capacitor. CONSTITUTION:Reflected pulse light from the subject during triangulation is made incident to photodiodes 30, 32, etc., of a photodetecting element at a position corresponding to the distance of the subject to charge the storage capacitor 48 to a voltage corresponding to the subject distance. This charging voltage is transferred to the auxiliary capacitor 56 of the buffer circuit 22 equipped with a high-input, low-output impedance converting circuit 52, etc., in a relatively long time, moving a photographic lens 74 to a focusing position through the buffer 22. In this constitution, the storage capacitor is only held at the charging voltage only while the charging voltage is transferred to the auxiliary capacitor, and its capacity is reduced to reduce power consumption; and an error in lens settlement is reduced, and the chip area of an integrated circuit is reduced.
Patent JP-2000218570-A (JP)
Title: Vibration isolating structure for reciprocating tool
Inventor: KISHI KATSUNOBU
IPC: B25D17/24
Filed: 1999-01-29
Abstract: PROBLEM TO BE SOLVED: To reduce vibration of a tool by almost equally forming a pressure receiving area and mass of first/second free pistons, so as to negate each other the vibration generated by a reciprocating motion, by a mutual motion. SOLUTION: A reciprocating tool reciprocates a tool hold shaft 14 to perform work on a workpiece, by adjacently arranging in the axial direction first/second free pistons 8, 9 in a cylinder inside, partitioning cylinder chambers R1, R2, R3 in a cylinder, forming a flow path which can selectively introduce air in the front cylinder chambers R1, R2, R3, moving the first/second free pistons in the direction separating from each other when air is introduced in the intermediate cylinder chamber, and moving the first/second free pistons in the direction simultaneously approaching when air is introduced in the front cylinder chamber of the second free piston and the rear cylinder chamber of the first free piston. Here, mass of the first/second free pistons is almost equally formed, and a pressure receiving area with air pressure acting is formed almost equal.
Patent JP-S62179807-A (JP)
Title: Steel sheet cooler
Inventor: TOSAKA AKIO
IPC: C21D9/52
Filed: 1986-02-04
Abstract: PURPOSE:To adequately control the amt. of cooling water and to regulate the cooling rate of a steel sheet with high accuracy by advancing and retreating a rugged shielding region of a water flow shielding device to and from the falling region of the water flow from a laminar nozzle. CONSTITUTION:Part of the falling water flow 12 from the laminar nozzle 11 is shielded by the shielding region of the water flow shielding device 14 while the amt. of the cooling water is kept regulated. The shielded water is conducted from shielding plates 17 to a drain path through a drain trough 18. Only the remaining part of the falling water flow 12 is supplied through the non-shielding region of the device 14 to the steel sheet 13. The falling water to the steel sheet 13 is bar-shaped falling water flow 19. The amt. of the cooling water to be supplied to the steel sheet 13 is, therefore, continuously regulated between zero and 100%.
Patent JP-H05305459-A (JP)
Title: Diffusion joining method using laminated foil
Inventor: SUGIMOTO ATSUSHI
IPC: B23K20/00
Filed: 1992-02-06
Abstract: PURPOSE:To produce the high-temp. and high-strength member by interposing a first joint layer consisting of an alloy layer consisting of components approximate to the components of base material alloys and a second joint layer consisting of the components and compsn. which constitute the compsn. approximate to the compsn. of the base material alloys when mixed and averaged with the first joint layer and subjecting the base material alloys to liquid phase diffusion joining. CONSTITUTION:The components of the base material alloys 1 are formed by using Mo as a base and adding elements M1, M2...Mx thereto. The components of metallic foil 2 are the pure metal of only the Mo or the low alloy essentially consisting of the Mo. The alloy layers 3 are the M1, M2...Mx or the alloy layers essentially consisting of the M1, M2...Mx and are deposited by methods, such as CVD, plating or thermal spraying layer, on the foil 2. The liquid phase appears when the joint surfaces are brought into contact and the temp. is raised. This phase flows and the joint surfaces are immersed therein. The good joint layers resembling the base materials 1 are thus formed.
Patent JP-S53106560-A (JP)
Title: Multiplexer of isolation type
Inventor: ARAKI TAKESHI
IPC: H03K17/693
Filed: 1977-02-28
Abstract: PURPOSE:To establish the multiplexer of isolation type which shows a function of analog switch ideal, is not affected by the electromagnetic induction noise, and performs highly accurate and reliable operation, by using the transistor charging and sidcharging JFET and capacitors.
Patent JP-H11209257-A (JP)
Title: Liquid composition for oral cavity
Inventor: SUZUKI YUHEI
IPC: A61K8/40
Filed: 1998-01-19
Abstract: PROBLEM TO BE SOLVED: To obtain a liquid composition for oral cavity with excellent effect of removing a coating of tongue formed on the tongue surface as the main site of generating physiological ozostomia through its simple usage such as mouth washing or gargling. SOLUTION: This liquid composition for oral cavity is characterized in that at least one compound selected from among straight-chain condensed phosphate salts of general formula I: Mn+2 Pn O3n+1 (M is Na or K; (n) is >=2) and cyclic condensed phosphate salts of general formula II: (MPO3 )m (M is Na or K; (m) is >=3) and an alkyldiaminoethylglycine hydrochloride of general formula III: [RNH.CH2 .NH.CH2 .CH2 .NH.CH2 .COOH]HCl (R is C12 H25 to C14 H29 ) are used in combination.
Patent JP-H01197053-A (JP)
Title: Apparatus for setting cores
Inventor: TAGUCHI MASAHIRO
IPC: B22D17/24
Filed: 1988-02-01
Abstract: PURPOSE:To make sureness of hanging-down type core setting by parallel arranging one pair of plate sliding devices for holding core holding plate as slidable and constituting with shifting mechanism, which can shift this to the prescribed position. CONSTITUTION:After positioning one pair of the plate sliding devices 17, 18 with shifting of a carriage 8, they are shifted upward with a cylinder 15 so that the core holding plate shifts to plate fitting part 3a. Further, by connecting- drive with a motor 27, the core holding plate is pushing-shifted to a cope 3 direction, and after setting the core into the cope 3, the plate sliding device 17 is descended while retreating an arm 35 to return back to the original position. Successively, the cope 3 set under hanging-down condition of the core, is shifted to casting station assembling with a drag 5. By this method, the hanging-down type core setting can be surely executed.
Patent JP-H11218525-A (JP)
Title: Calibration method for ae sensor for detection of conductive foreign body inside gas-insulated apparatus
Inventor: YAMAGUCHI YASURO
IPC: G01N29/14
Filed: 1998-02-03
Abstract: PROBLEM TO BE SOLVED: To obtain a calibration method in which an acoustic emission(AE) sensor used to detect a foreign matter inside a gas-insulated apparatus is calibrated quantitatively and with good accuracy. SOLUTION: An AE sensor 6 for injection is attached to the grounding container of a gas-insulated apparatus. A pulse signal is input to the AE sensor 6 for injection from a pulse generator 9 for partial-discharge calibration. A simulated impact sound having a set magnitude similar to that of a vibration sound generated at a time when a foreign matter collides with the grounding container of the gas-insulated apparatus is generated. Then, the sound is detected by an AE sensor 1 for detection. A detected waveform is observed by a monitor 4. The gain of a preamplifier 2 and that of a main amplifier 3 are adjusted in such a way that the detected waveform of the simulated impact sound becomes the same level as the detected waveform of the vibration sound generated at a time when the foreign matter collides with the grounding container.
Patent JP-H03226693-A (JP)
Title: Display mechanism of time-piece
Inventor: KONDO AKIHIKO
IPC: G04B19/00
Filed: 1990-01-31
Abstract: PURPOSE:To obtain a time-piece of a novel display system having decorative function by attracting a granular magnetic body through a plate becoming a large screen by exciting an electromagnet at a necessary time to perform necessary display. CONSTITUTION:Iron sand 1 being a granular magnetic body is sealed in the space surrounded by a time-piece case body 6, a plate 2 and cover glass 8 and scattered on the upper surface of the plate 2 formed from a non-magnetic body. The iron sand 1 may be processed for the purpose of decoration so as to be capable of being displayed and read in a dark place by painting and coloring the surfaces of the respective particles thereof or coating the same with light emitting paint. When a button 4 is pushed, the switch provided to an electromagnet circuit 9 is operated to excite a display part 3 being an electromagnet and a light 5 and the display part 3 attracts the iron sand 1 through the plate 2 to display a time, a day and a day of the week. Since display function is constituted of the electromagnet is constituted of the electromagnet and the iron sand as mentioned above, a time-piece of a novel display system can be realized and the role of a decorative article is also achieve. Further, since a display area can be widely taken, the expansion of individual display and multiple function display are made possible.
Patent JP-S57135332-A (JP)
Title: Differential pressure and pressure detector
Inventor: KUWAYAMA HIDEKI
IPC: G01L13/02
Filed: 1981-02-16
Abstract: PURPOSE:To obtain a differential pressure and pressure detector which is not deteriorated due to ambient temperature, by selecting a thermal expansion factor of an annular body forming a pressure detector, and that of a displacement electric signal converting part so that they become equal to each other substantially. CONSTITUTION:When a thermal expansion factor of an annular body 11 to which diaphragms 12, 13, etc. have been welded and fixed, and a mean thermal expansion factor of a displacement electric signal converting part 16 formed by cuplike conversion holding members 17, 18, insulating members 21, 22, a plate spring 19 displaced by differential pressure, capacity variation measuring electrodes 23, 24 responding to displacement, etc. are selected so as to be equal to each other substantially, a differential pressure and pressure detector constituted of them is not affected by a variation of an ambient temperature, and its performance is not deteriorated by ambient temperatures.
Patent JP-S54114123-A (JP)
Title: Aural intermediate frequency circuit
Inventor: HORI NOBUHIRO
IPC: H04N5/46
Filed: 1978-02-27
Abstract: PURPOSE: To obtain a simple-structure circuit which can supply assuredly the aural signals to be selected to the intermediate frequency amplifier of the rear step by sharing the aural intermediate frequency amplifier circuit in case the TV signals of different standard systems are received and at the same time omitting the switch by one unit.  
     CONSTITUTION: Filter X 1  which gives tuning to the 1st aural intermediate frequency is connected in series to switch SW 0 , and filter X 2  resonating to the 2nd aural intermediate frequency different from the 1st aural intermediate frequency is connected in paralel to the circuit. Then control circuit 6 controlling switch SW 0  is provided at the output side of filter X 2 , and resonance circuit 1 which resonate to the 2nd intermediate frequency connected to the collector of transistor Q 1  is installed to circuit 6. Control part 13 is controlled by the output of detector circuit 12 obtained when the 2nd intermediate frequency is received. And switch SW 0  and intermediate frequency amplifier circuit 10 are switched by the output of part 13, thus the output being delivered to intermediate amplifier circuit 7 of the rear step. 
     COPYRIGHT: (C)1979,JPO&Japio