baber/WOPTO huggingface dataset:
Patent JP-H04212421-A (JP)
Title: Surface treatment method and equipment of semiconductor wafer
Inventor: TSUCHIDA JUNICHI
IPC: H01L21/304
Filed: 1991-01-18
Abstract: PURPOSE:To make a surface treatment equipment small-sized, and eliminate washing irregularity, by inserting a semiconductor wafer into a treatment vessel from an aperture, jetting fluid against the upper surface and the lower surface of the wafer after the aperture is closed, and simultaneously discharging the fluid from the treatment vessel. CONSTITUTION:A semiconductor wafer A is inserted into a main body 12 from an aperture 11a, by controlling a suction tool 1d so as to stretch said tool in the direction of the aperture 11a. When the wafer A is positioned just above a recessed part 12b, vacuum is released. A closed chamber is formed by the recessed part 12b when a moveable wall 20 is made to descend until the bottom part of the main body 12. Cleaning fluid composed of first chemical liquid is supplied from each part which supplies and discharges the cleaning fluid. In this case, any one or two of fluid holes P1 of the lower side are used for supplying the cleaning fluid. As for fluid holes P2 on the upper side also, any one or two of them are used for supplying the cleaning fluid, and the other fluid holes P1 and P2 are used for discharging.
Patent JP-H08213829-A (JP)
Title: Microstrip antenna
Inventor: IWAI RAI
IPC: H01Q13/08
Filed: 1995-02-07
Abstract: PURPOSE: To realize an excellent axial ratio characteristic and a uniform radiation pattern with respect to the micro strip antenna emitting a circularly polarized wave through one-point feeding. CONSTITUTION: A radiation conductor board 4 opposite to a ground conductor board 1 via a dielectric board 2 is turned by 90 deg. to be a shape overlapped on an original figure. A couple of short-circuit conductors X1, X2 (Y1, Y2) are provided to each of two line segments through the center of the radiation conductor board 4 and orthogonal to each other respectively. Then a circularly polarized wave is emitted by releasing the degeneration of the resonance modes orthogonal to each other and feeding power to a strip conduct or 3 from a position at an angle of 45 deg. with respect to the two line segments.
Patent JP-S56116009-A (JP)
Title: Mold core
Inventor: SATOU NOBUO
IPC: G02B6/38
Filed: 1980-02-19
Abstract: PURPOSE:To make it possible to connect polymer-clad optical fiber with a molded connector by coating the surface of a quartz core, light transmission part, with octafluorobenzyl methacrylate and then by performing a resin forming treatment. CONSTITUTION:Clad layer 2, nylon layer 3 and metal protecting pipe 4 of polymer clad optical fiber are removed with steps in the axis core direction successively. For preventing light transmission efficiency from deteriorating, the surface of quartz core 1 which is a light transmission part is coated with octafluorobenzyl metacrylate which is fluoridated methacrylate of low refractive index (1.393) and then organic resin is formed. Consequently, the polymer clad optical fiber can be connected with a molded connector.
Patent JP-H02298238-A (JP)
Title: Magnetic alloy
Inventor: WATANABE YASUSHI
IPC: H01F1/14
Filed: 1990-01-30
Abstract: PURPOSE:To manufacture the magnetic alloy for a magnetic head having high saturation magnetic flux density, low coercive force and excellent thermal stability by alloying Fe as essential components, specified amounts of N, O, Ta and Nb or furthermore specified elements by a sputtering apparatus or the like. CONSTITUTION:As the material for a magnetic head for recording into a magnetic recording medium and reproducing, a magnetic alloy having the compsn. expressed, as a general formula, by FeVNWOXMY or FeVNwOXMYLZ is manufactured by a sputtering method or the like. In the formula, M denotes one kind of Ta and Nb or a mixture therebetween, L denotes at least one king among Ti, Cr, Co, Cu, Ga, Mo, Ru, Rh, Pd, Ag, Sn, W, Re, Os, Ir, Pt, Au, Al, Si, C, V, Ni, Zr, Hf, B, Ge, Y, Sb and Pb; in the compsn., by atom %, 1<=W<=20, 1<=X<=20, 0.5<=Y<=6 and 0.3<=Z<=3 are regulated and V+W+X+Y=100 is furthermore satisfied in the former formula as well as V+W+X+Y+Z=100 in the latter formula. The magnetic alloy suitable for a magnetic head for high density magnetic recording can be obtd.
Patent JP-H0585613-A (JP)
Title: Rotary pipe conveyor for particle-form material
Inventor: SUTEIBUN SUTORAIDO
IPC: F27D27/00
Filed: 1992-01-07
Abstract: PURPOSE: To obtain a rotary pipe conveyor apparatus which can convey granular materials from a connector to a delivery tube without any restriction by connecting a hopper to the rotatable delivery tube by means of a rigid connector having a specific bore and a groove. CONSTITUTION: A hopper is connected to a delivery tube 2 by means of a rigid connector 3. The connector 3 has a bore 4 of elliptical cross-section and an annular groove 5 around the bore at its lower end in which groove 5 the upper end of the delivery tube 2 is located. At least a part of the hopper 1 is shaped into an inverse cone form and the hopper has a bore of not less than 4 cm in diameter at the lower end. The delivery tube 2 is inclined at an angle between 5 deg.-10 deg. to the horizontal. The connector 3 is inclined at an angle of at least 45 deg. to the horizontal. The bore 14 has a curved part 15 on its vertical side face. Granular materials are conveyed without any restriction with this constitution.
Patent JP-H03228539-A (JP)
Title: Safety device for reprocating feeding mechanism
Inventor: ISHIKAWA YUUYA
IPC: B23Q5/58
Filed: 1990-01-30
Abstract: PURPOSE:To eliminate wiring in a table sliding area to prevent deterioration of wiring by providing a table sladably against a guide, and converting the driving force of that table to the rotating force, and detecting a runaway of the table with that rotating force. CONSTITUTION:A toothed pulley 14 is engaged against a toothed timing belt 23 for driving a feeding mechanism of a table to convert that driving force to the rotating force. The toothed pulley 14 and a small flat gear 15 are installed to a shaft 12 integrally, and furthermore, a large flat gear 18 to be engaged with the small flat gear 15 is provided in a shaft 13. A disc member 19 having the shaft 13 in common with the large flat gear 12 is arranged, and discs 20, 21 having the shaft 13 in common are arranged on the disc member 19 in order. A projection is formed in the periphery of each disc member 19 and discs 20, 21 so that a phase thereof is dislocated from each other, and a switch 24 to be turned ON/OFF by these projections is arranged on a plate 11. The switch 24 works to detect an origin and a runaway and a set value respectively to prevent a runaway of the table exceeding the set value.
Patent JP-S59145718-A (JP)
Title: Blowing method of gas in nozzle for refining molten metal
Inventor: HANMIYOU MASAYUKI
IPC: C21C5/48
Filed: 1983-02-10
Abstract: PURPOSE:To extend the service life of a bottom blowing tuyere and to reduce the cost of the gas used by using the gas contg. a large amt. of non-oxidative gas or reducing gas as the stirring gas to be blown from the bottom after the mid-period of combined blowing. CONSTITUTION:Gas contg. 40-100vol% non-oxidative gas such as Ar, N2 or the like and/or reducing gas such as CO, methane, propane or the like is used as the stirring gas to be blown after the mid-period of blowing in a combined blowing method wherein oxygen is top blown with an upper lance 7 to the molten iron 5 and slag 6 in a converter 1 consisting of a shell 2 and refractories 3 and the stirring gas is blown from the tuyere 4 in the bottom, whereby the wear of the tuyere 4 is suppressed while the cost of the stirring gas is taken into consideration and the service life of the tuyere is made at least equivalent to the life of the converter. It is further preferable for the decreased temp. of the tuyere 4 hence decreased wear thereof to increase the cooling capacity by blowing the stirring gas to be blown after the mid-period of blowing at a rate of 1-3 times the rate of blowing before the mid-period of blowing.
Patent JP-H06102948-A (JP)
Title: Bias circuit
Inventor: MIZOMOTO HIROYUKI
IPC: G05F3/24
Filed: 1991-02-13
Abstract: PURPOSE:To prevent output current for bias from being affected by threshold voltage fluctuation on account of manufacture deviation. CONSTITUTION:In a first MOS transistor 1, a drain and a gate are connected to a first power source E1. In a second MOS transistor M2, a source is grounded and a drain and a gate are connected to the source of the first MOS transistor M1. In a differential amplifier circuit 1, a first input is connected to the source of the first MOS transistor M1 and a second input is connected to a second power source E2. In a third MOS transistor M3, a gate is connected to the output of the differential amplifier circuit 1, a source is grounded and a drain is connected to an output terminal OUT 1. When the ratio W1/L1 of channel length L1 to channel width W1 in the first MOS transistor and the ratio L2/W2 of channel length L2 to channel width W2 in the second MOS transistor is set to be W1/L1:W2/L2=n:1, and the gain of the differential amplifier circuit is set to be (m), an expression m(n2/1-1)/(n2/1+1)=-1 is satisfied.
Patent JP-H07229289-A (JP)
Title: Building outer-circumferential section panel-zone form and mounting method thereof
Inventor: TERAMOTO TAKEYOSHI
IPC: E04G17/02
Filed: 1994-02-16
Abstract: PURPOSE:To install and remove a form panel from the inside of a building without setting up a scaffolding by mounting a detachably constituted form-panel bearing member on a wall surface on the upper end side of a coin in the outer circumferential section of the building. CONSTITUTION:A PCa column 10, to which PCa corner driving forms 8 are driven previously, is built, and a panel receiving member 1 and a beam receiving exclusive member 1' are lowered by the height of a channel material 6 from the upper end face of the PCa column 10, and mounted on the sidewall surface of the PCa column 10 by bolting from the inside of a building The lower end of a plate-shaped panel 3 is disposed so as to be received in the channel material 6, and a PCa beam is placed on the upper end face of the PCa column 10 by utilizing guide pieces 2a, 2b formed onto the panel receiving member 1. A wire is installed to a clamping fitting 7, and pulled from the inside of the building, the plate panel 3 and the PCa corner driving forms 8 are contact-bonded to form outer-circumferential section panel zone forms, and concrete is placed. Bolts are removed after curing, and the outer-circumferential section panel zone forms are taken away into the building.
Patent JP-S59147432-A (JP)
Title: Etching processor
Inventor: TAGUCHI MASAO
IPC: H01L21/302
Filed: 1983-02-10
Abstract: PURPOSE:To etch a substrate without leaving a layer to be etched on the perpendicular face of the surface even when the substrate has the uneven surface at a parallel plane type reactive ion etching device by a method wherein a facing electrode to be arranged facing mutually with a semiconductor wafer is constructed of stripe type electrodes of the plural number of pieces, and respectively different electric potentials are applied to the mutually ajoining electrodes thereof. CONSTITUTION:A supporting electrode 2 loading semiconductor wafers 1 of a large number of sheets to be etched and an electrode to face thereto are provided in a parallel plane type reactive ion etching device having a gas supply tube 6 and a gas exhaust tube 7 respectively at both the edge faces. At this time, the facing electrode is not constructed of an electrode of one sheet, but is divided into stripe type electrodes 31A, 31B, a voltage is applied from an AC electric power source 4 to alternately put electrodes 31B, and an AC electric power source 32 having a different voltage and provided in addition is connected to the electrodes 31A positioned between the former electrodes. The device is constructed in such a way, gas of CCl4, etc. is flowed in the device, and the electrode 2 is transferred in the lateral direction 52 as occasion demands.
Patent JP-S61182489-A (JP)
Title: Pump-water turbine device
Inventor: MIMURA YOSHIO
IPC: F04D13/02
Filed: 1985-02-06
Abstract: PURPOSE:To enable a pump and a water turbine to perform good performance operation corresponding to an operational condition even if it changes, by controlling a flow of the pump by a speed control of a prime mover and decreasing a speed of the prime mover smaller than the unrestricted speed of the water turbine. CONSTITUTION:A variable speed driving machine 14 for driving a high pressure pump 13 adjusts its speed by detecting the concentration of original water by a concentration detector 26 and inputting its detection signal to a speed controller 27 to be calculated by a previously stored data and program. And a device, feeding the control output to the variable speed driving machine 14 and rotating it with a set speed while confirming by a flow detector 28 a manufacture fresh water quantity maintaining a predetermined quantity, holds an unrestricted speed of a water turbine 15, driven by an unpermeable brine 17, larger than the speed of the variable speed driving machine 14, further increases a difference between those speeds. In this way, the device, selecting an operational point of the high pressure pump 13 and the water turbine 15 so as to obtain the best energy saving, enables both a high power recovery and high recovery efficiency condition to be maintained.
Patent JP-S60165254-A (JP)
Title: Printer
Inventor: SHIKAUCHI NAOKI
IPC: B41J5/30
Filed: 1984-02-08
Abstract: PURPOSE:To arrange so that enlarged characters may be printed at high processing capacity by providing a character generator for enlarged characters and a picture element data memory in a dot matrix-type serial printer. CONSTITUTION:A control part is composed of a program-contained control circuit and a drive circuit, and the main constituent elements are a basic control circuit 11, a program memory 12, a data memory 31, et. In the above program memory 12, a dot editing program 29 for printing enlarged characters, a character generator 13 for enlarged characters (label characters) and a picture element data memory 22 for storing picture element data are newly added. Thus label characters are printed. That is, picture element data which were read from a picture element data memory based on the content of a character generator for enlarged characters are edited and outputted in print according to a dot editing program.
Patent JP-S56116385-A (JP)
Title: Receiver for character broadcast
Inventor: FUKUZAKI KAZUHIRO
IPC: H04N7/03
Filed: 1980-02-19
Abstract: PURPOSE:To reduce the psychological burden at the waiting time until desired program is incoming and to enable to display the character information for other programs instantly, by giving character and color memories to store the character information for many screen's share. CONSTITUTION:The TV signal including character signal input from an antenna 1 is selected at a tuner 2, and after the intermediate frequency amplification and video detection 3, it is input to a TV reception circuit 4 and a character reception circuit 8. The reception circuit 8 picks up the character signal and processes the control signal in this character signal through discrimination, allowing to pick up the character pattern data and color data and to store them in respective memories. Then, they are synthesized after readout to be output as signals of red, green and blue and to be given to a mixing circuit 5. The mixing circuit 5 superimposes the signal in red, green and blue on the TV video signal from the TV reception circuit 4 and displays the character information only on the CRT 6 in the form of single shape. Further, the signal from the operating button 9 provided separately with the channel selection button of TV is also input to the character reception circuit 8.
Patent JP-S62178438-A (JP)
Title: Transfer controller for four-wheel drive vehicle
Inventor: KOBAYASHI HITOSHI
IPC: B60K23/08
Filed: 1986-01-30
Abstract: PURPOSE:To make full use of a strong point of two-wheel drive as bringing a merit of four-wheel drive into full play, by constituting a controller so as to select it to the two-wheel drive at the time when the four-wheel drive is disadvantageous in accordance with a car speed and a steering angle. CONSTITUTION:On the basis of detection signals Ss and theta out of a car speed sensor 11 and a steering angle sensor 12, the processed variable required for selection to four-wheel drive or two-wheel drive is operated at a control unit 10 constituted of a microcomputer. And, according to this operated result, a selector signal Sc is outputted to a selector device of a transfer 3. In this consequence, usually it is set to the four-wheel drive, in case of this four-wheel drive, only when it is disadvantageous, the two-wheel drive is automatically selectable, so that its drawback is made up for while making full use of a merit of the four-wheel drive, the thus highly efficient drivability is securable.
Patent JP-H01197146-A (JP)
Title: Vehicle data communication device
Inventor: HIDESHIMA MASAO
IPC: B60S5/00
Filed: 1988-01-30
Abstract: PURPOSE:To prevent trouble data to be transmitted from being missed, in a vehicle which transmits a trouble detection signal to a trouble diagnosing station outboard of the vehicle upon occurrence of a trouble, by discriminating the communication condition so that trouble data is stored in memory upon detection of an inferior communication. CONSTITUTION:A trouble diagnosing communication unit 5 installed on an automobile, is adapted to control the flow of trouble data signals from a control unit 4 for a fuel control system, an antiskid brake system, a four wheel steering system and the like, and transmits prepared trouble data to a trouble diagnosing station 3 outboard of the automobile through a communication unit 6. In this arrangement, there is provided a means for determining whether the signal receiving condition of signals from a trouble diagnosing communication unit 5 or the diagnosing station 3 is satisfactory or not. Further, if it is determined that the signal receiving condition is inferior, trouble data delivered from the control unit is temporarily stored in a memory section disposed in the unit 5.
Patent JP-S61181746-A (JP)
Title: Undersurface washing method of automobile
Inventor: HIHARA YUKIYOSHI
IPC: B60S3/04
Filed: 1985-02-06
Abstract: PURPOSE:To make a body undersurface washable in an efficient manner, by making an injection nozzle of a washing machine for the undersurface of a car shiftable. CONSTITUTION:An undersurface washing machine 3 is designed so as to be self-propelled on a rail by switch operation. An automobile 1 stopped on a lift is stopped so as to cause a center 2a of the lift and another center 1a of a wheel base to be almost accorded with each other, so that a distance A between a stand-by point of the washing machine 3 and the said center 1a comes constant. In addition, a distance B between a front end 1b of the automobile and a washing start point 3b as well as a distance between a rear end 1c of the automobile and a washing stop point 3c both come constant. Therefore, car length of the automobile 1 different due to car types is calculable if a distance F between the front end 1b and the center 1a of the automobile is found, so that on the basis of this value, the washing machine is shifted to some extent, thus a car undersurface is efficiently washable.
Patent JP-H01195906-A (JP)
Title: Deterioration detector for engine oil
Inventor: WAKUTA HIDEHIKO
IPC: F01M11/10
Filed: 1988-01-31
Abstract: PURPOSE:To judge deterioration of oil accurately and instantly by arranging a Karman vortex counter while holding a transparent section and a controller for producing an alarm upon detection of deteriorated engine oil. CONSTITUTION:Oil in an oil pan 1 is sucked through a constant flow pump 2 and a piping 3 and returned to the oil pan 1. A barrier board 6 for producing Karman vortex 5 is arranged closely to the inlet end of a transparent piping section 4. A counting means 8 is arranged at a position where the Karman vortex 5 can be viewed easily. A temperature sensor 10 for measuring the oil temperature is arranged closely to the counting means 8. Furthermore, a controller 9 for producing an alarm upon detection of deteriorated engine oil is provided. By such arrangement, deterioration of oil can be judged accurately and instantly.
Patent JP-H10220593-A (JP)
Title: Sealing device for water pump
Inventor: YAMAMOTO KAZUTOSHI
IPC: F16J15/3232
Filed: 1997-02-03
Abstract: PROBLEM TO BE SOLVED: To prevent the squeak of a sliding part by forming second and third sealing members, brought into sliding contact with the surface of a water pump shaft, of polytetrafluoroethylene, forming first and second rigid members, fitted into the core metal inner diameter side of the sealing member, of metal, and mounting the end part of the second rigid member to an outer ring of a bearing. SOLUTION: A water pump shaft rotatory-driven by a drive source is supported to a housing through a water pump bearing 3, and a water pump sealing device 6 is arranged between the bearing 3 and a water pump chamber. This sealing device 6 is composed of a first sealing member 7 formed of L- shaped core metal 7a and rubber material 7b, a second sealing member 8 made of polytetrafluoroethylene resin (PTFE resin) and brought into close contact with the surface of the shaft 1, a first rigid member 9 of channel cross section pressed into the inner peripheral surface of the core metal 7a of the first sealing member 7, a third sealing member 10 made of PTFE resin and brought into close contact with the surface of the shaft 1, and a second rigid member 11 for clamping the third sealing member 10 together with the first rigid member 9.
Patent JP-H06226309-A (JP)
Title: Composite roll for cold rolling and manufacture thereof
Inventor: JINBO YASUHIRO
IPC: B22D23/10
Filed: 1993-02-08
Abstract: PURPOSE:To ensure toughness and spalling resistance at low cost by composing this roll of a roll core material and the same or different kind of outer-layer material which is built up by welding on the circumference of the roll core material and using a used roll for cold rolling for the roll core material. CONSTITUTION:The composite roll for cold rolling is manufactured by executing build-up welding of the same kind of outer layer material as the roll for cold rolling or different kind, for example, build-up welding by ESR method on the used roll for cold rolling. The used roll for cold rolling means the so-called scraped roll which is already used for cold rolling and disused for cold rolling due to the progress of wear. Softening annealing and machining of cutting or the like are applied to the used roll for cold rolling. High purity and high toughness that are necessary for the roll core material for the composite roll for cold rolling are ensured because it was the roll for cold rolling originally.