baber/WOPTO huggingface dataset:
Patent JP-S6415543-A (JP)
Title: Air spring
Inventor: GOSHIMA MICHIO
IPC: F16F9/32
Filed: 1987-07-10
Abstract: PURPOSE:To reduce friction and improve durability by making a line segment connecting the crossing positions of the cords of an air sleeve reinforcing layer in a circumferential direction nearly parallel to a fold-back edge, in an installation posture in which the axes of a piston and an outer cylinder have a crossing angle. CONSTITUTION:The small diameter side end part of a flexible taper shaped air sleeve 11 having an air sleeve reinforcing layer formed with a cord layer in which cords of nylon, etc., are arranged bias is diagonally cut off. And, its large diameter side end part is airtightly linked to an outer cylinder 13 while the small diameter side end part which is in an inwardly folded back condition is also airtightly linked to a piston 12, and a line segment A-A which connects the crossing positions of cords 17 in the circumferential direction of the air sleeve 11 is made parallel to a line segment B-B along a fold-back edge. Hence, the generation of a wrinkle on a fold-back part can be prevented improving durability, reducing friction, and sufficiently absorbing vibration.
Patent JP-S5964780-A (JP)
Title: Apparatus for automatically controlling surface treating liquid of metal
Inventor: MORIYA YOSHIO
IPC: C23G3/00
Filed: 1982-09-30
Abstract: PURPOSE:To provide the titled apparatus enabling the performance of stable metal surface treatment while a proper amount of a chemical agent is replenished, constituted so as to control the replenishing amount of the chemical agent by operating the same on the basis of the measured values of the number of metal products to be treated or the treating speed thereof by a computer. CONSTITUTION:In the chromate treatment of a bevarage can wherein a chromate treating liquid in a treating tank 1 is sprayed to a continuously conveyed aluminum can 4 from a spray nozzle 3 by a spray pump 2 to form a chromate film, the numbers of the aluminum cans 4 to be treated are calculated by a can calculator 5 and the value thereof is sent to an operation controller 7 where the number of the aluminum cans 4 to be treated n/min is operated and the replenishing amount of a chemical agent rg/min is further operated from the preliminarily stored consumption amount of the chemical agent ag/a number and a mechanical loss amount bg/min according to the formula r=nXa+b. In additon, replenishing pumps 9, 10 replenishing a main and an auxiliary chemical agents 10, 11 are controlled to control the concn. of a treating liquid due to a concn. measuring instrument 6 to a set range.
Patent JP-2000002726-A (JP)
Title: Overcurrent detecting circuit
Inventor: ARAKI YUMIKO
IPC: G01R19/165
Filed: 1998-06-18
Abstract: PROBLEM TO BE SOLVED: To provide an overcurrent detecting circuit, capable of changing easily a current for overcurrent detection. SOLUTION: This overcurrent detecting circuit has a power MOSFET1 whose source region is divided into a main source part and a sub-source part, plural negative-feedback control circuits 11, 12 by which a negative-feedback control of a gate voltage of the power MOSFET1 is performed corresponding to a current flowing through a load 10, and a constant-current source 2. The negative-feedback control circuits 11, 12 have transistors Q1, Q2 having different emitter area ratios respectively, and a constant-current source 3 connected to a collector terminal of the transistor Q2 through switches SW1, SW2. When either of the switches SW1, SW2 is changed to ON-state, a negative-feedback control is performed so that a current corresponding to the emitter area ratios of the transistors Q1, Q2 will be sent into the main source part of the power MOSFET1. Therefore, a current value for overcurrent detection can be easily changed by changing over the switches SW1, SW2.
Patent JP-H0724523-A (JP)
Title: Extruding equipment for extruding plural materials simultaneously
Inventor: YAMANAKA MASAKI
IPC: B21C23/00
Filed: 1993-07-12
Abstract: PURPOSE:To use a spacer smoothly without impeding the automatic operation of an equipment by arranging the spacers movably at a position between a platen and cutting positions of extrusion materials and between extrusion materials. CONSTITUTION:A cutter 2 to cut the extruded extrusion materials E is arranged at a prescribed position C on the outlet side of the platen 1 of an extruder. The point parts of extruding extrusion materials E are chucked by a puller 3 and pulled. A contact preventing device 4 for the extrusion materials is arranged between the platen 1 and the cutter 2 to prevent the extruding extrusion materials from coming in contact with each other. The extrusion materials are set by cylinders 6 and rods 7 to the contact preventing device 4 and contact preventing spacers are composed of the rods 7. The rods 7 being the spacers can be moved back and forth between the extrusion materials E. In this way, the contact between the extrusion materials can be prevented surely all over the length.
Patent JP-S5875317-A (JP)
Title: Radio receiver
Inventor: SUZUKI KIYOSHI
IPC: H03J7/28
Filed: 1981-10-29
Abstract: PURPOSE:To ensure the reception in a good tuning state at all times for a radio receiver of a PLL frequency synthesizer tuning system, by having different intervals of channel frequency for each mode. CONSTITUTION:A switch 11 of the control means between the automatic and manual sweep modes is provided for a PLL frequency synthesizer tuning system. When the switch 11 is turned on and applied to the side of an up terminal UP, the clock pulses are supplied to a transistor Q2 from a sweeping clock pulse oscillator 8. Thus the sweeping pulses in the up-direction are obtained between output terminals D and E. These pulses are supplied to a counter 9. In the same way, the sweeping pulses in the down-direction are obtained between output terminals C and D when the switch 11 is applied to the DOWN side. These pulses are also supplied to the counter 9. An automatic sweep mode of 9kHz channel frequency interval is obtained when the switch 11 is turned off.
Patent JP-S6416422-A (JP)
Title: Fuel feed device
Inventor: KAWAMURA HIDEO
IPC: B60H1/22
Filed: 1987-07-11
Abstract: PURPOSE:To enable the use of a gear pump and the like, by a method wherein, in a fuel feed device for an internal combustion engine mounted vehicle, a pressurizing chamber, provided in a delivery port with an orifice and a pressure regulating device, is disposed on the delivery side of a fuel pump coupled to a blower motor. CONSTITUTION:When a rotary shaft 23 is rotated by a motor and a gear pump 4 is actuated, fuel is fed, as shown by an arrow mark C, to a feed passage 36 with the air of a pair of gears 15 and 16, and is introduced to a pressurizing chamber 28. The fuel is delivered in specified quantities to a burner through a delivery port 35 by means of an orifice 29. In this case, when a pressure in the pressurizing chamber 28 exceeds a specified value, a relief valve serving as a pressure-regulating device 30 is opened to relieve fuel. Thus, even when the number of revolutions of the gear pump coupled to a blower motor is increased and a fuel delivery pressure is increased, a pressure in the pressure chamber can be held at a specified value. This constitution enables the use of the gear pump.
Patent JP-H0222397-A (JP)
Title: Water-soluble lubricant
Inventor: NISHIZAKI KATSUICHI
IPC: C08L79/08
Filed: 1988-07-11
Abstract: PURPOSE:To obtain a water-soluble lubricant capable of re-circulating and re-using, having excellent resistance to load, resistance to stain of a processed surface of metal, cooling properties and fire resistance containing water-soluble compound of half ester of dicarboxylic acid, etc., of polyalkylene polyamine, etc., as an essential ingredient. CONSTITUTION:The subject lubricant contains (A) a compound of salt comprising half ester of dicarboxylic acid of an organic compound in which pair anion of 3-200N polyalkylene polyamine or polyalkylene polyimine has aliphatic or aromatic group and/or (B) a compound of salt comprising half ester of dicarboxylic acid of a organic compound in which pair anion has aliphatic or aromatic group derived from a reaction compound of 3-200N polyalkylene polyamine or polyalkylene polyimine and at least one selected from aliphatic carboxylic acids, dimeric acid or polymeric acid of aliphatic unsaturated acid, glycidyl ether of aliphatic alcohol or alkylphenol and an epoxy compound of aliphatic olefin as an essential ingredient.
Patent JP-H0336762-A (JP)
Title: Semiconductor memory device
Inventor: NAKAGAWA SATOSHI
IPC: G11C11/401
Filed: 1989-07-04
Abstract: PURPOSE:To increase components per chip of a semiconductor memory device by arranging memory cell units in series, and using switching means such as transistors also as element separating means in the direction parallel to a word line, and further providing one contact hole for a plurality of capacity elements connected in series. CONSTITUTION:A capacity insulating film 6, and a first and a second capacity elements 31, 32 constructed from a capacity insulating film 6 consisting of an oxide film and polycrystalline silicon earth electrodes 5, 15 are provided on a P-type silicon semiconductor substrate 1. A first, a second, and a third transistors 41, 42, 43, constructed from a gate insulating film 4 and gate electrodes 3, 13, 23 consisting of polycrystalline silicon, are provided on both sides of the capacity elements. The first transistor 41 is connected to a data line 2 via a data line connecting part 8. In storing data, the data is stored in the capacity element located innermost position as seen from the connection part with the data line, and the innermost and the next innermost capacity elements are disconnected by a switch means, and then the next data is stored in the next innermost capacity element.
Patent JP-S5695569-A (JP)
Title: Forming method for bar lens sphere face
Inventor: TANIGUCHI TADASHI
IPC: B24B13/04
Filed: 1979-12-27
Abstract: PURPOSE:To obtain a required surface accuracy in a short time by a method wherein a glass fiber rod rotating in a low speed is ground by a grind stone rotating in a high speed when forming a bar lens having an optical axis length longer than an effective diameter of a copier, etc. CONSTITUTION:A glass fiber rod 1 is rotated in a low speed preventing it from a swing by means of a motor 6 and a working grind stone 4 is rotated at a high speed by means of a motor 7, and further, an arrow A direction feeding is given and a grinding is performed upto a given position. In this way, after a spherical working on a surface is finished, a spherical working onto another spherical face is performed in the same manner. At this time, a collect chuck 3 and the working grind stone 4 are supported by high precision bearings 2, 5, respectively. In this way, a spherical face of high accuracy can be obtained in a very short time.
Patent JP-S5696016-A (JP)
Title: Production of hot rolled raw sheet made of unidirectional silicon steel
Inventor: MATSUKURA KAMEO
IPC: C21D8/12
Filed: 1979-12-29
Abstract: PURPOSE:To produce a unidirectional silicon steel sheet which is superior in various characteristics with less energy consumption by continuously casting molten steel for  electric sheet of prescribed composition, and the end part of heating slab under  specific conditions and performing hot rolling. CONSTITUTION:The molten steel for electric sheet contg. 1.0-4.0% Si, 0.01- 0.08% C, contg. selectively 0.03-0.15% Mn, 0.01-0.04% S, 0.01-0.05% Al, 0.004-0.01% N as forming elements of inhibitors MnS, AlN, and consisting of residual iron etc. is continuously cast. This slab is heated at the end parts in a manner that the temp. is kept below 1,200 deg.C over the entire section, and is removed from the furnace. Thence, the hot rolling is started at above 1,150 deg.C. By this method, deposits are made easier to create fine and uniform dispersion phase, and the unidirectional silicon steel sheet of good characteristics is obtained. Since heating is minimized and the heat retained in the slab is used to a maximum extent, saving of energy is achieved.
Patent JP-S5961923-A (JP)
Title: Manufacture of compound semiconductor device
Inventor: SHIMADA MASAO
IPC: H01L21/28
Filed: 1982-10-01
Abstract: PURPOSE:To obtain an ohmic contact with good surface condition, high mechanical strength and a low resistance by forming, on the surface of a first metal layer consisting of alloy, a second metal layer which is composed of an element of the same kind as said alloy with concentration thereof being added is lower than said alloy and thereafter heating it for reaction with semiconductor substrate for obtaining the alloy. CONSTITUTION:A first metal layer 3 consisting of an alloy of AuGe (with concentration of Ge of 12%) is formed in the thickness of 500Angstrom  on the surface of a GaAs semiconductor substrate 1 and then a second metal layer 4 consisting of an alloy of AuGe (with concentration of Ge of 10%) is also formed thereon in the thickness of 1,200Angstrom . Thereafter, these are alloyed under the ambient of H2 at 470 deg.C. At this time, the temperature is raized up to 470 deg.C in the alloying reaction during three minutes. When temperature reaches 470 deg.C, it is immediately be lowered up to 100 deg.C during three minutes. After the reaction for alloying, an Mo metal layer 9 is formed as the barrier metal and then an Au electrode 10 is also formed thereon. Thereby, a compound semiconductor device having the ohmic contact of a low resistance is obtained.
Patent JP-S5962178-A (JP)
Title: Printer
Inventor: IMAZAWA YUKIYA
IPC: B41J29/08
Filed: 1982-10-01
Abstract: PURPOSE:To provide a printer capable of securing high printing quality through reduced noise and reduced vibration, wherein a motor is fitted by placing a plate of a composite ferrite elastic material between the motor and a fitting surface of a frame. CONSTITUTION:The motor 1 is fixed by intermediately placing the plate 3 of a composite ferrite elastic material between the motor 1 and the frame 2. Rotational vibration of the motor 1 is absorbed by the plate 3, so that it is not transmitted to the frame 2. The composite ferrite elastic material has a vibration-absorbing capability of about 100 times of those of the conventional iron and aluminum materials, and can remarkably damp the vibration of the motor.
Patent JP-S6279406-A (JP)
Inventor: JIYATSUKU KARUTEIE
IPC: G02B6/42
Filed: 1986-07-22
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-S5960146-A (JP)
Title: Hot water supplier with additional heating function of bath
Inventor: HAMAYA MASARU
IPC: F24H1/00
Filed: 1982-09-30
Abstract: PURPOSE:To prevent the bath water from flowing back to a service water pipe and also to prevent coils from sustaining damage due to the idling of a circulating water pump by providing a water level detector which detects the lowering of the water level due to leakage of water and stops the operation of the circulating water pump, at the upper part of a water heater. CONSTITUTION:A vacuum breaker 28 is mounted on a vacuum breaker mounting pipe 27 disposed at the upper surface part of the water heater 15 in the proximity of a water supply opening 13. Further, in a case where a negative pressure takes place in the hot water supply can body 15, the vacuum breaker 28 sucks up air from the outside to make the internal pressure of the water heater 15 an atmospheric pressure. Further, the vacuum breaker is located at a position upper than by a dimension H than the position of an outlet 30 from the water heater 15 to the circulation circuit 20 and mounted at the upper side wall of the water heater 15, and a water level detector 29 detects the lowering of the water level within the water heater 15 due to water leakage from the heat exchanger 22 to stop the operation of circulating pump 24.
Patent JP-2001008054-A (JP)
Title: Synchronizing signal discrimination device
Inventor: IKENOSAKO HIDEKI
IPC: H04N5/18
Filed: 1999-06-18
Abstract: PROBLEM TO BE SOLVED: To realize a synchronizing signal discrimination device that can discriminate whether or not a video signal has a bipolar synchronizing signal with high accuracy. SOLUTION: The synchronizing signal discrimination device is provided with a synchronizing separator circuit 1 that separates a negative synchronizing signal from a composite video signal including a synchronizing signal, a 1st pulse generating circuit 3 that is triggered by an output of the synchronizing separator circuit 1 and outputs a clamp pulse after a prescribed delay time, a pedestal clamp circuit 2 that clamps a pedestal level of the composite video signal in response to the clamp pulse and provides an output of the result as a DC voltage, a 2nd pulse generating circuit 4 that is triggered by the output of a synchronizing separator circuit 1 and outputs an extracted pulse after a prescribed delay time,  and a detection circuit 5 that detects a DC level of a positive synchronizing signal included in the composite video signal in response to the extracted pulse and compares it with a DC voltage outputted from the pedestal clamp circuit 2.
Patent JP-H0338835-A (JP)
Title: Semiconductor crystal
Inventor: IWATA NAOTAKA
IPC: H01L29/737
Filed: 1989-07-06
Abstract: PURPOSE:To enhance a thermal stability and to eliminate the Kirk effect by a method wherein a p-type GaAsSb layer of a composition region which nearly lattice-matches InP is formed on an n-type or neutral InAlGaAs layer of a composition which nearly lattice-matches InP and, in addition, an n-type InAlGaAs layer which nearly lattice-matches InP is formed on it. CONSTITUTION:An i-In0.52Al0.48As layer 22 as a buffer layer, an n<+> In0.53Ga0.47As layer 23 as a collector contact layer and an n-In0.53Ga0.47As layer 24 as a collector layer are formed on a high-resistance InP substrate 21. In addition, a p<+> GaAsSb layer 25 as a base layer and an n-In0.52Al0.48As layer 26 as an emitter layer are formed. In addition, an n-InyAlxGa1-x-yAs graded layer (where y0 0.57) 27 whose Al composition (x) has been changed is formed as a layer which connects the emitter layer and an emitter contact layer electrically smoothly; lastly, an n<+> In0.53Ga0.47As layer 28 is formed as the emitter contact layer. Thereby, a thermally stable heterojunction is obtained, and a heterojunction bipolar transistor without the Kirk effect is obtained.
Patent JP-S5961706-A (JP)
Title: Position and bearing detector
Inventor: MINAMI HIDEAKI
IPC: G01B5/00
Filed: 1982-09-30
Abstract: PURPOSE:To make the equipment stout and more durable while simplifying it by arranging a marker made of a radial combination of a plurality of metal pieces with two kinds of width dimensions and a metal sensor rotating on the surface parallel with the plane where to have the marker in place. CONSTITUTION:This position and bearing detector has a marker 1, a metal sensor 23 and the like. The marker 1 is composed of a radial combination of a plurality of metal pieces 11, 12, 13 and 14 with two kinds of width dimensions. The equipment is carried on a truck and the metal sensor 23 fixed on the undersurface of a rotor 22 thereof. With such an arrangement, the equipment can be simplified and made more stout and more durable as compared with the convensional system using a TV camera.
Patent JP-2001004628-A (JP)
Title: Immunoassay and its method
Inventor: KITAMORI TAKEHIKO
IPC: G01N37/00
Filed: 1999-06-18
Abstract: PROBLEM TO BE SOLVED: To easily, rapidly execute accurate immunoassay with a trace sample. SOLUTION: This immunoassay method uses an immunity analysis microchip. The microchip includes a solid fine particle 2 of a diameter below 1 mm as a reactive solid phase, a micro channel reaction bath part 3 having a larger cross section than the diameter of the solid fine particle 2, a micro channel separation part 4 having a smaller cross section than the diameter of the solid fine particle 2, and an inlet part or a micro channel inflow parts 5, 6 for separately leading an antigen and a labeled antibody to the reaction bath part 3.
Patent JP-H0735045-A (JP)
Title: Compressor
Inventor: SHIRAISHI SHINPEI
IPC: F04B39/02
Filed: 1993-07-13
Abstract: PURPOSE:To enhance the reliance upon the oil supplying performance by furnishing a pressure equalizing pipe for passage of refrigerant gas and an oil equalizing pipe for passage of refrigerator machine oil, and installing partition plates over the refrigerator oil levels in compressor units in their positions close to the oil surfaces. CONSTITUTION:The pressure of a refrigerator machine oil 6 on the side of a sealed vessel 2a heightens in association with rotation of an oil supply pipe 5a interlocking with a motor-driven element 4a of one compressor element 1a in operation, but this pressure is checked because partition plates 14a, 14b are installed over the refrigerator oil 6 levels in the two compressor units 1a, 1b in positions close to the oil surfaces. Thus the refrigerator oil 6 is prevented from flowing into the compressor unit 1b at a standstill otherwise likely to occur via an oil equalizing pipe 8, so that it is possible to equalize the refrigerator oil 6 in the two units 1a, 1b. Part of the refrigerator gas discharged from a discharge hole 10a in the unit la in operation is led via a pressure equalizing pipe 7 into the unit 1b at a standstill, and it is possible to keep constant refrigerator oil 6.
Patent JP-H0730043-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: MIYOSHI AKIRA
IPC: H05K3/34
Filed: 1993-07-13
Abstract: PURPOSE:To prevent a semiconductor device from being defectively mounted on a board by a method wherein the tips of leads of a flat package or a single- out-line package provided with gull-wing outer leads are subjected to tinning. CONSTITUTION:When a lead 2 is so processed as to make plating solder adhere to an A part of the lead 2, a cut 4 is provided to the A part by etching when an etching frame is used or by pressing when a press frame is used. As a result, tinning 3 can be made to adhere to the A part. Therefore, when a check operation to see if the lead 2 is rising or not or a positioning operation is carried out recognizing the tip of the lead 2, a recognition failure can be prevented, and a semiconductor device can be prevented from being defectively mounted.
Patent JP-2000007129-A (JP)
Title: Carrying device
Inventor: OTANI HIROYUKI
IPC: B65G37/00
Filed: 1998-06-19
Abstract: PROBLEM TO BE SOLVED: To provide a carrying device for sewing leaf tobacco on a cord, in which the leaf tobacco direction (angle) of hanging down at the cord is changeable. SOLUTION: This carrying device is equipped with a carrying means 10 which can transport tobacco in the hung-down condition in one direction upon pinching the tobacco near its leaf shank, a cord supplying means 30 to supply a cord 3 in the condition that a specified tension is given along the moving path near the leaf shank by the transporting means 10, a stitch forming means 20 having a cord guide groove to guide the cord 3 supplied by the means 30 along the moving path and a needle 22 installed opposing to the cord guide groove about the moving path in between and forming a stitch of single thread loop form in the cord 3 through reciprocation in the direction across the moving path together with a feed motion along the moving path,  and a cord cutting means 100 which cuts the cord when the cord 3 after formation of the stitch of single thread loop form has passed a certain length in a position downstream of the stitch forming means 20 in the moving path, whereby the leaf shank is sewn on the cord 3 in the condition that leaf tobacco is hung down.