baber/WOPTO huggingface dataset:
Patent JP-H0510987-A (JP)
Title: Signal detection circuit
Inventor: KITANI KAZUNARI
IPC: G01R19/165
Filed: 1991-06-28
Abstract: PURPOSE:To enable outputting a desired signal without adjusting regardless of the amplitude or S/N ratio difference of an analog input signal. CONSTITUTION:Provided are a maximum voltage keeping means 7 for sampling & holding the maximum voltage of the analog input signals after the start of operation, and a minimum voltage keeping means 8 for sampling & holding the minimum voltage of the analog input signals after the start of operation. Also provided are a standard voltage generation means 11a and 11b to generate an arbitrary signal level between the maximum voltage and the minimum voltage as a standard voltage for comparison, and a comparison means 1 to compare the standard voltage with the analog input signal and output it as a logic signal. The arbitrary voltage between the maximum voltage and the minimum voltage is set as the standard voltage for comparison.
Patent JP-H0737655-A (JP)
Title: Connector and memory card using this connector
Inventor: KOHAMA KYOICHI
IPC: B42D15/10
Filed: 1993-07-26
Abstract: PURPOSE:To improve the operation reliability, to prolong the life, and to reduce the pitch by insert-melding a printed wiring board on the inner surface of a synthetic resin case, and exposing a pattern of a terminal part thereof on the inner surface of a case body. CONSTITUTION:A card case 1 is made of synthetic resin having the excellent bending resistance such as polypropylene, and an upper and lower cases 1a, 1b, a connection end part 1c and a side wall part 1b are formed integrally. At the time of injection-molding the case 1, a flexible printed wiring board 2 is insert-molded on the top surface of the lower case part 1b. The top surface of the board 2 is formed with a predetermined conductive pattern previously, and loaded with plural memory chips 3 such as RAM, EEPROM or the like and a secondary battery 4 for back-up or the like. Furthermore, the end of the board 2 opposite to the end 1c is formed with a bridge-like elastic part 5, and the board 2 provided thereon is formed with multiple terminal patterns 7.
Patent JP-H0234684-A (JP)
Title: Water-base elastic sealant for building
Inventor: YAMAUCHI TAKASHI
IPC: C09K3/10
Filed: 1988-07-23
Abstract: PURPOSE:To obtain the title sealant having improved viscosity stability in use and undergoing reduced volume shrinkage after application by mixing a first component consisting mainly of an acrylic copolymer emulsion and a filler with a second component consisting mainly of a cement and a plasticizer. CONSTITUTION:A first component (A) is prepared by mixing an acrylic copolymer emulsion (a) having a solid content of 50-75wt.%, a filler (b) in an amount sufficient to provide a weight ratio of (a) to (b) of 1:(0.3 to 3), and if necessary, a low-molecular-weight liquid resin (i) and a coloring agent (ii), while a second component (B) is prepared by mixing a cement (d), a plasticizer (e) in an amount sufficient to provide a weight ratio of (d) to (e) of 1:(0.2 to 5), and if necessary, ingredients (i) and (ii), wherein the ingredients (i) and (ii) each shall be incorporated into at least one of the first and second components, and the amount of the ingredient (i) is 150 pts.wt. or less based on 100 pts.wt. ingredient (a). The components A and B are stored for use as two-pack title sealant and mixed in using the sealant.
Patent JP-H1126523-A (JP)
Title: Wafer-measuring method and equipment
Inventor: NAGASHIMA MASANORI
IPC: H01L21/66
Filed: 1997-07-09
Abstract: PROBLEM TO BE SOLVED: To prevent a probe card from being warped by heat, transmitted from a wafer by cooling the probe card during high temperature measurement of the wafer. SOLUTION: A probe needle 7 of a probe card 6 contacts a wafer 8 placed on a stage 9 of a prober 2, and the wafer 8 is connected to a test head 1 and the temperature of the wafer 8 is measured. A gas supply system 13 is provided in the test head 1, and dry air from a nozzle 11 of the gas supply system 13 is blown to the surface of the probe card 6 during the high temperature measurement of the wafer 8.
Patent JP-H0633775-A (JP)
Title: Fuel supply device for engine
Inventor: FUJIMOTO MASAHIKO
IPC: F02B17/00
Filed: 1992-07-10
Abstract: PURPOSE:To improve and stabilize accuracy for control of supplying a mixture from a mixture supply port by controlling a pressure difference between the pressure of the mixture supply port and the internal pressure of a cylinder. CONSTITUTION:A differential pressure adjusting means, wherein a differential pressure between a pressure in a mixture supply port 7 and an internal pressure of a cylinder can be adjusted by a pressure regulator 23 provided in a pressure air supply passage 22 relating to the mixture supply port 7, is formed and also controlling the pressure regulator 2 so that the differential pressure obtains a value preset in accordance with an operation condition.
Patent JP-S6340023-A (JP)
Title: Spreading of material to be sent out into sea
Inventor: SATO TAKESHI
IPC: B63B25/04
Filed: 1986-08-04
Abstract: PURPOSE:To prevent the muddling of sea surface as well as exactly spread a material to be sent out into sea without causing scouring of the seabed by providing a chute having a sloped face, plural collectors and outlets for air bubbles, and a discharge path connecting these. CONSTITUTION:A spreading material 3 in a hopper 7 is supplied by a quantitative supplyer 8 to a chute 2 having a sloped face 1 whose enclosure is closed. Air bubbles separated during the sliding of the material 3 on the sloped face 1 are collected in collectors 4 provided at a given interval, directed to the upper part of the chute 2 through discharge port 5 and path 6 leading to the collectors 4, and discharged in a concentrated manner. The material 3 is charged and spread over a given place at the same time.
Patent JP-H1012652-A (JP)
Title: Wire bonding method
Inventor: MOCHIDA TORU
IPC: H01L21/607
Filed: 1996-06-25
Abstract: PROBLEM TO BE SOLVED: To prevent the excessive crushing of balls or wires or cracking of the balls or wires by bonding the wires by bringing the balls or wires into contact with a surface to be bonded by impressing ultrasonic vibrations upon a tool before the balls or wires are brought into contact with the surface to be bonded. SOLUTION: When a tool 7 abruptly descends and reaches a search level 1, a horn holding the tool 7 impresses ultrasonic vibrations 10 upon the tool 7 by making ultrasonic oscillations. The tool 7 removes the coating film 13 of a first surface 3 to be bonded by applying the vibrations 10 to the surface 3 while descending and a ball 12 formed at the front end of a wire 11 are brought into contact with the surface 3. After the ball 12 adheres to the surface 3, the ball 12 is bonded to the surface 3 by pressurizing the ball 12 and applying the vibrations 10 of the tool 7 to the ball 12. Therefore, the excessive crushing of balls or wires or cracking of the ball or wires can be prevented and, at the same time, the bondability can be improved.  In addition, the productivity can be improved by shortening the time required for bringing the balls or wires into contact with the surface to be bonded.
Patent JP-S6428220-A (JP)
Title: Oxide superconductor
Inventor: KONO TSUKASA
IPC: H01L39/12
Filed: 1987-07-23
Abstract: PURPOSE:To obtain an oxide superconductor, constituted of plural rare earth elements, plural alkaline earth metallic elements, copper and oxygen and capable of exhibiting the high critical temperature and critical current density, by substi tuting a part of the copper atoms. with a group IB element of the periodic table and part of the oxygen atoms. with a group VII element of the periodic table. CONSTITUTION:In an oxide superconductor expressed by the formula A-B-Cu-O (A is a group IIIA element, such as Y, Sc or La, of the periodic table; B is a group IIA element, such as Sr or Ba, of the periodic table), the element A is constituted of at least two elements selected from group IIIA elements of the periodic table and the element B is constituted of at least two elements selected from group IIA elements of the periodic table. Furthermore, part of the Cu atoms. are substituted by at least one element (e.g. Ag) of group IB elements of the periodic table and part of the O atoms. are substituted by at least one element (e.g. fluorine) of group VIIB elements of the periodic table to afford the aimed oxide superconductor.
Patent JP-S6430408-A (JP)
Title: Jointing method for cable conductor
Inventor: HIRASAWA MASAHIRO
IPC: H02G1/14
Filed: 1987-07-22
Abstract: PURPOSE:To form an insulation reinforcing layer reliably, by compression jointing a cable conductor with a conductor joint sleeve under the condition that the cable conductor is heated directly through a compression dies. CONSTITUTION:A cable conductor 10 in a cable stripped in step is inserted into a conductor joint sleeve 11, then compression dies 1, 1' are secured to the outer circumference thereof so as to compression joint the conductor joint sleeve 11 and the cable conductor 10 firmly through a compression bin coupled to a compression cylinder 15. Power is fed to heaters 2, 2' simultaneously with start of such compressing operation, so as to heat the conductor joint sleeve 11 through the compression dies 1, 1'. when the conductor joint sleeve 11 is heated, cable conductors 1, 1' are also heated, thus eliminating heating of insulator. Furthermore, it can be shrinked reliably through slight heating from the outside.
Patent JP-H0850940-A (JP)
Title: Terminal connection structure for flat cable
Inventor: ITO HIROYASU
IPC: H01R12/08
Filed: 1994-08-05
Abstract: PURPOSE:To make the electrical resistance of a flat cable low, and form the connection of each conductor to terminals into a comparatively simple structure by positively making use of vacant conductors which have not been used so far. CONSTITUTION:The conductor exposed end of an insulating shield 1g for a flat cable 1 is formed into two steps composed of a first conductor exposed end 1h, and a second conductor exposed end 1i projected outward from the first conductor exposed end, the specified number of conductors 1a, 1b and 1c are exposed at their end sections out of the first conductor exposed end 1h, and respective terminals 2a, 2b and 2c are connected to the aforesaid end sections. Meanwhile, the projected end section of the flat cable including the second conductor exposed section 1i is folded to the respective terminal side, the specified number of conductors 1f, 1e and 1d are exposed at their end sections, and the aforesaid end sections are connected to the terminals 2a, 2b and 2c. Paired conductors la and 1f, 1b and 1e and 1c and 1d are connected in parallel with the terminals 2a, 2b and 2c respectively.
Patent JP-H0935805-A (JP)
Title: Structure for coupling electric connectors with each other
Inventor: SHIBATA FUMIKO
IPC: H01R13/73
Filed: 1995-07-20
Abstract: PROBLEM TO BE SOLVED: To provide a coupling structure which allows a plurality of electric connecting devices to be attached to a mounting member only in one mounting position. SOLUTION: The first engaging member 31 is installed in an any position in one 10 of the electric connecting devices 10, 20, while the second engaging member 32 is installed in any position in the other electric connecting device 20. The two engaging members 31, 32 are engaged by each other so that the electric connecting devices 10, 20 are coupled together, followed by attachment to a mounting member 41 by a fixing means 42 provided on either connecting device 20.
Patent JP-S5976787-A (JP)
Inventor: SHIYOUJI SENJI
IPC: B25H7/04
Filed: 1982-10-22
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-H0236768-A (JP)
Title: Digital pulse width converter circuit
Inventor: HARA KENJI
IPC: H02M7/48
Filed: 1988-07-26
Abstract: PURPOSE:To prevent the sudden change of voltage by causing first - third count-up and -down circuits to take in digital data different from each other and to reverse output logical levels respectively every time they pass a predetermined threshold value. CONSTITUTION:A digital pulse-width converter circuit is composed of a timing counter 10, updown counters 11-12, 21-22, 31-32, ON-delay circuits 14-15, 24-25, 34-35, inverters 16-17, etc. Then. when a timing indicator circuit outputs a load signal, first - third updown counters take in digital data different from each other and count up or down digital data with the same timing starting from said data. Every time the result of said counting passes a predetermined threshold value, respective output logical levels are reversed so that the timings for reversing the output logical levels of said first - third count-up and -down circuits differ from each other.
Patent JP-S6077139-A (JP)
Title: Synthesis of doped quartz for optical fiber
Inventor: SEDAKA RIYOUJI
IPC: C03B37/018
Filed: 1983-10-03
Abstract: PURPOSE:To synthesize doped quartz having F as a dopant for optical fiber, by subjecting a raw material gas comprising SiCl4 as a main raw material and a specific flon gas as a doping raw material to vapor phase reaction in a quartz pipe. CONSTITUTION:In preparing doped quartz having a cladding part with F as a dopant for optical fiber, the quartz pipe 1 for substrate is heated to 1,000- 1,050 deg.C by the furnace 4. The pressure of the quartz pipe 1 is reduced to about 11-12Torr by the exhaust system 3, SiCl4 as a main raw material, and one gas of C2Cl4F2, C2Cl3F3, C2Cl2F4 and C2Cl F5 as a doping raw material are simulta neously fed from the raw material feed system 2 to the pipe. As the cavity 6 of the microwave oscillator 5 is transferred in the longer direction of the quartz pipe 1, the mixed gas is subjected to a vapor phase reaction by the heat of the plasma 7, to synthesize doped quartz having F as a dopant for optical fiber.
Patent JP-2000019839-A (JP)
Title: Rotary developing device
Inventor: HARUMOTO KATSUMI
IPC: G03G15/08
Filed: 1998-06-30
Abstract: PROBLEM TO BE SOLVED: To obtain a rotary developing device which can prevent overflow of a developer from a developing unit during transportation. SOLUTION: In an opening 36 of a developing unit 20 from which a developing roll 14 is exposed, a development cover 40 is fitted to close the opening 36. This prevents a developer L from overflowing from the opening 36 due to impact caused as by vibration or falling during the transportation of a image forming device.
Patent JP-S6427923-A (JP)
Title: Production of laminated body
Inventor: TANAKA MUTSUHIRO
IPC: B32B15/085
Filed: 1987-07-23
Abstract: PURPOSE:To obtain an laminated body having excellent gas permeation resistance and interlaminar adhesive force, by laminating a specific adhesive layer and a resin layer on a drawn film or an aluminum foil by means of a coextrusion lamination technique. CONSTITUTION:An adhesive layer is constituted of 99-50wt.% partly or wholly graft-modified low crystalline ethylene-alpha-olefin random copolymer (i) whose amt. of grafting is 0.01-5wt.%, melt flow rate is 1-50g/min, density is 0.850-0.900g/cm<3>, ethylene content is 70-95mol.% and X-ray crystallinity is 40% or less, and 1-50wt.% tackifier (ii). A resin layer is selected from polyolefin, polyethylene terephthalate, saponified ethylenevinyl acetate copolymer, nylon, polycarbonate and polystyrene. The above described adhesive layer and resin layer are laminated on a drawn film or an aluminum foil by means of a coextrusion lamination technique. It is possible to obtain a laminated body having a sufficient interlaminar adhesive force without coating an anchor coating agent.
Patent JP-S5889564-A (JP)
Title: Wire feeding control system
Inventor: OOKUBO YOSHIMASA
IPC: B65H51/12
Filed: 1981-11-17
Abstract: PURPOSE:To stabilize the supply of wire by providing a second wire feeding system which is synchronized with a constant speed controlled first wire feeding  system, and by controlling the second feeding system, in comparison with the set electric current value and the supplied electric current value. CONSTITUTION:The constant speed control motor 1 for a first wire feeding system; a motor 3 for synchronizedly controlled second wire feeding system; and a constant voltage control circuit 2 are provided. Moreover, a detecting circuit 4 which detects the current value supplied to the second motor 3 is provided. When the detected current value exceeds the upper limit current value set by a potentio-meter 22, the supplying voltage to the motor 1 is lowered, by a set voltage lowering circuit 26. On the contrary, when the detected current value became less than the lowest current value set by a potentio-meter 17, the supplying  voltage is raised by a set voltage booster circuit 21. Wire supply at a specified  speed can be achieved by means of the above stated system.
Patent JP-H0541666-A (JP)
Title: A/d conversion unit
Inventor: YAMAMOTO SATOSHI
IPC: H03M1/12
Filed: 1991-07-25
Abstract: PURPOSE:To provide the A/D conversion unit with an analog timer function. CONSTITUTION:A terminal I and RV are connected by a lead wire 6. Voltage 5V is applied between input terminals I and COM, and 0 to 5 V is applied to an A/D converter 1 by volume VR1. The CSB and WRB terminals of the A/D converter 1 are made active by executing the conversion value read out instruction of the sequence program of a CPU 5 of a sequencer CPU unit, and the A/D conversion is started. After waiting for the conversion time, the CSB and RDB terminals are made active, and the conversion data is fetched in the CPU 5. The conversion data fetched in the CPU 5 is set to the set value area of the soft timer as the set value of the soft timer when the execution condition of the soft timer instruction corresponding to the coil of the analog timer is applied on the conversion data, and the soft timer is started to operate by the set value.
Patent JP-H0826024-A (JP)
Title: Working lamp device of construction machine
Inventor: YAMAKAWA TAKAYUKI
IPC: B60Q1/24
Filed: 1994-07-15
Abstract: PURPOSE:To insure the front field of vision at running of a vehicle and in the operating condition of a front working mechanism, and automatically insure the optimum front field of vision in the turning direction according to the turning speed when an upper turning body is turned. CONSTITUTION:Working lamps 24 are provided in an upper turning body, and illuminating light is irradiated through the slits of a wall. The working lamps 24 are provided with a horizontally rotationally moving mechanism having an electric motor 32, and when the upper turning body is turned, either of the two working lamps on the front side in the turning direction is rotationlly moved interlocking with the turning, so as to be able to irradiate in the direction. For the purpose, when a turning operation lever is operated, pressure is generated in either of two pilot pipings, the pressure is detected by a pressure sensor, the operated turning and the direction are detected by a working lamp control circuit, and the turning speed is detected by the pressure. Based on the signal from the control circuit, the working lamp positioned on the front side in the turning direction of the upper turning body is rotationally moved frontward in the turning direction, so as to provide illomination in this direction.
Patent JP-S6077583-A (JP)
Title: Video intermediate frequency amplifier automatic gain controller for ghost eliminating device
Inventor: SHINPO HIROYASU
IPC: H04N5/52
Filed: 1983-10-05
Abstract: PURPOSE:To attain correct ghost elimination by holding an intermediate frequency amplification automatic gain control voltage to a constant value during a prescribed period including a vertical synchronizing signal period to stop the gain control operation for a prescribed period. CONSTITUTION:One terminal (c) of a capacitor (C) 9 giving a control voltage of a controller I is connected to a non-inverting input of an operational amplifier 12 and one terminal of an analog switch (S) 13. A pulse generating circuit 18 generates a pulse (e) representing a prescribed period including a front edge of the vertical synchronizing signal and a pulse (d) representing other periods. The voltage of the C9 is held up to a time just before a prescribed period including the front edge of the vertical synchronizing signal by a sample and hold circuit comprising an S14, a C15, a resistor 16 and an amplifier 17 via an amplifier 12, the S14 is interrupted at a prescribed period and the voltage is held by the C15. The stored voltage conducts an S13 for a prescribed period and the result is fed to one terminal of the C9. The gain control of the vertical synchronizing signal section is fixed for a prescribed period in this way and correct ghost elimination is attained.
Patent JP-S6245215-A (JP)
Title: Pulse signal identification circuit
Inventor: MIYAGAWA HITOSHI
IPC: H03K5/1252
Filed: 1985-08-23
Abstract: PURPOSE:To prevent malfunction due to external noise by comparing a time when an input signal such as a trapezoidal wave signal passes plural threshold values with a reference value, and discriminating presence and absence of a input signal. CONSTITUTION:Switches 4, 5 are subject to on/off control alternately by a pulse from a pulse generating circuit 1. Since a capacitor 7 repeates charge/ discharge, a trapezoidal wave voltage is obtained. The trapezoidal voltage is fed to comparators 10, 11 having threshold values VH, VL respectively and the time passing the threshold values VH, VL is measured by a time measuring circuit 16. Then, the time measured by the measuring circuit 16 is compared with the reference time stored in a reference time storage circuit 8 and when coincidence is detected by a coincidence detection circuit 17, it is descriminated as the presence of input. In case of an external noise, since they are dissident, malfunction due to the external noise is prevented.
Patent JP-2001016220-A (JP)
Title: Radio transmission system
Inventor: KATO GIICHI
IPC: H04J13/00
Filed: 1999-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a radio data transmission system where the opportunity of detecting a carrier by a transmission signal of other set of radio data transmitters is decreased even when the same spread code is assigned to a plurality of sets of radio data transmitters. SOLUTION: The radio transmission system is provided with a plurality of sets of transmitters that use a same frequency band for radio data transmission, a transmission frequency band of each transmitter is contained within the available frequency band and a center frequency of a 1st transmission frequency band used by optional one set is selected differently from a center frequency of a 2nd transmission frequency band. Thus, the center frequency within a transmission available range is deviated from each other in each set to lower the sensitivity of signal detection after detection/demodulation of other set thereby preventing deterioration in the transmission efficiency due to waiting of transmission.
Patent JP-H0477364-A (JP)
Title: Fiber reinforced ceramic composite material
Inventor: FUNAYAMA TORU
IPC: C04B35/58
Filed: 1990-07-16
Abstract: PURPOSE:To enhance the mechanical strength of an inorg. fiber reinforced ceramic composite material especially at high temp. by specifying the constituent elements of the matrix of the composite material, the ratios between the elements and the structure of the matrix. CONSTITUTION:The matrix of this composite material contains a ceramic consisting of Si, N and B as essential components, C, O and H as optional components in such atomic ratios as N/Si=0.05-2.5, B/Si=0.01-3, O/Si<=2.0, C/Si<=1.5 and H/Si<=0.1. The ceramic is amorphous one consisting essentially of Si, N and B or consists of such amorphous ceramic and an aggregate or a mixed system of fine alpha--and beta-Si3N4 grains of <=500Angstrom  grain diameter and has 1-20 times X-ray small angle scattering intensity ratios to the air at 1 deg. and 0.5 deg..