baber/WOPTO huggingface dataset:
Patent JP-H0393700-A (JP)
Title: Heat treating method and device of silicon single crystal and production device thereof
Inventor: SAKON TADASHI
IPC: C30B29/06
Filed: 1989-09-04
Abstract: PURPOSE:To obtain a Si single crystal having excellent pressure resistant characteristics of oxidized membrane by retaining Si single crystal grown by Czochralski(CZ) method at prescribed temperature for prescribed time in vacuum or inert gas and then gradually cooling the single crystal to a specific temperature. CONSTITUTION:A Si single crystal (CZ Si single crystal) grown by Czochralski(CZ) method and hung in a chamber 13 is subjected to heat treatment by high frequency coil 18 as follows: The CZ Si single crystal is retained at 1300-1400 deg.C for 10min and then temperature of the single crystal is lowered at a cooling rate of <=1.7 deg.C/min between the above-mentioned temperature and 1200 deg.C. Thereby Si single crystal having excellent pressure resistance of oxidized membrane and hardly causing oxidation induction laminate flaw (OSF) can be obtained. Desired heat history can be readily applied to the CZ Si single crystal by using the heat treatment device. Therefore, either one or both of oxidized membrane characteristics or OSF occurrence characteristics of CZ Si single crystal having been produced by a conventional method can be improved.
Patent JP-S60119499-A (JP)
Inventor: HIROSE YASUO
IPC: C02F1/00
Filed: 1983-11-30
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-S59120353-A (JP)
Title: Heater for molten steel in tundish
Inventor: HIRAOKA TERUYOSHI
IPC: B22D11/10
Filed: 1982-12-28
Abstract: PURPOSE:To avert the local damage in a heating chamber provided with a plasma torch and to eliminate the stirring of a molten steel by gaseous plasma by immersing the bottom end part of the heating chamber into the molten steel and providing the discharge holes for the gaseous plasma on the front and rear walls above the immersing part. CONSTITUTION:A plasma arc heater C is provided in the heating area (b) of a shielded tundish B, and the bottom end of a heating chamber 12 is immersed into a molten steel at the level 14F thereof. Gaseous Ar is supplied from a plasma torch 15 and an electrode 17 for power feed is provided. A required number of small holes 18 for discharging the gaseous plasma are provided on the front wall 13 and rear wall 13' of the chamber 12 above the level 14. Then the molten steel supplied from the charging area (a) is heated by the heater C and while the gaseous plasma in the chamber 12 is discharged from the holes 18, the heated-up steel is admitted into a static flow area (c). The stirring of the molten steel by the gaseous plasma is thus eliminated and the cutting damage at the bottom end of the heating chamber is averted.
Patent JP-S60120229-A (JP)
Title: Contact and pressure sensor
Inventor: TANIE KAZUO
IPC: G01L5/00
Filed: 1983-12-02
Abstract: PURPOSE:To enhance resolution and to widen the detecting surface, by arranging a flexible sheet on one surface of a transparent plate, arranging a photoelectric- conversion-element group evenly on the other surface at a high density, and making it possible to input light from the side surface of the transparent plate. CONSTITUTION:A flexible sheet 4 is arranged on one surface 3 of a transparent plate 2 of a contact and pressure sensor 1. A group of photoelectric conversion elements 7 is arranged on another surface 6 evenly at a high density with a contactless distance being provided. An optical guide 11, which is connected to a light source (not shown) is arranged on one side surface 8 of the transparent plate 2 in one line. A plane mirror 13 is attached to another side surface 12. Of the elements 7 in, e.g., 16 rows and 30 columns, every 1 column is connected to a multiplexer 14, and 30 multiplexers 14 are connected to a computer 16 through different A/D converters 15. The sheet 4 is elastically deformed by a force F from the outer surface, and the outputs of the elements 7 are changed. The pressure on the sheet 4 and the distribution of the magnitude can be detected.
Patent JP-S59116073-A (JP)
Title: Method and device for radio range finding
Inventor: OKAMURA MICHIHIKO
IPC: G01S13/38
Filed: 1982-12-23
Abstract: PURPOSE:To perform radio range finding with high accuracy by adding coarsely and finely measured values obtd. by changing over the modulation frequencies of a transmission wave. CONSTITUTION:A frequency modulation change-over circuit 20 is controlled with a microcomputer 33, by which the modulation frequency of a transmission wave is changed over automatically to a frequency for coarse range finding and a frequency for fine range finding. The coarsely measured value and finely measured value having high resolving power by a time difference measuring device in accordance with the reception of the transmission wave modulated at different modulation frequencies and reflected from a target are added by a data coupler 32, and the distance up to the target is displayed on a distance display device 23. The radio range finding with high accuracy is accomplished by such a constitution.
Patent JP-H0971901-A (JP)
Title: Tamping method and tool
Inventor: MORIKAWA TAKAO
IPC: E01B27/16
Filed: 1995-09-05
Abstract: PROBLEM TO BE SOLVED: To remove troubles and decrease the cost in the removal and restoration works of gaurd rails at the time of a tamping works of a rail curve and prevent decrease of the mechanical strength of the support arm and the number of tamping tools when one side of the support arms is cut off and further, prevent decrease of the tamping capacity and the working efficiency and also increase of the working time. SOLUTION: When gravels scattered on the surface of ballast for rails R are tamped by a tamping device 8 of which tamping tool 9 is fitted to a support arm 10 and held therein, the length L of the tamping tool is set longer than the head of a guard rail G for prevention of derailment arranged at a curved part, at the laying work of the rails to prevent the support arm from the contact with the guard rail G. The whole tamping tools are fitted to the support arm 10 at the straight part of rails and held therein and tamping tools 10 getting in contact with the guard rail G at the curved part are selectively removed. In this device, the length L of the tamping tool is set longer than the head of guard rail G at the construction time.
Patent JP-H05199988-A (JP)
Title: Coating structure for signal cable of endoscope
Inventor: MIURA SHIZUHARU
IPC: G02B23/24
Filed: 1992-08-27
Abstract: PURPOSE:To provide the coating structure for the signal cable of an endoscope which is well slippery as a whole, does not rupture the coating in spite of repetitive curving of a curving part and has good durability. CONSTITUTION:This coating structure for the signal cable of the endoscope is constituted by connecting the freely flexible curving part 6 to the front end of an insertion part flexible pipe 3 by a remote operation, arranging a solid-state image pickup element 7 into a front end part body 2 connected to the front end of the curving part 6 and inserting the signal cable 10 connected to the solid-state image pickup element 7 from the inside of the curving part 6 into the insertion part flexible pipe 3. The signal cable 10 in at least the curving part 6 is coated with a flexible tetrafluoroethylene resin tube 15 formed with spiral grooves 17 on the outer periphery and coil springs 18 are fitted into the spiral grooves 17. A resin 19 for filling is packed into the spacings in the spiral grooves 17.
Patent JP-H0674791-A (JP)
Title: Optical position detector
Inventor: YAMAMOTO MASAMI
IPC: G01D5/26
Filed: 1992-08-27
Abstract: PURPOSE:To obtain an optical position detector for determining absolute position in the direction of relative movement between a recording medium and a reading means without requiring any special operating means and without increasing positional detection error. CONSTITUTION:The optical position detector comprises a recording medium 1 for recording position detecting information, and a reading means R for irradiating the recording medium 1 with a laser spot beam and detecting the light reflected on the recording medium 1 to read out position detecting information, wherein the recording medium 1 and the reading means R are movable relatively each other. The position detecting information represents absolute position in the relative moving direction of the recording medium 1 and the recording means R, and the absolute position is detected based on the position detecting information read out through the reading means R.
Patent JP-S60120327-A (JP)
Title: Liquid crystal driving system
Inventor: KAWAMURA MASAO
IPC: G09G3/36
Filed: 1983-12-02
Abstract: PURPOSE:To display gradations accurately by turning on and off every gradation signal within one gradation section without fail when the gradations are formed by varying an effective value at the ratio of the on and off waveforms of a liquid-crystal driving signal. CONSTITUTION:Four-bit gradation data D1-D4 are inputted to a latch circuit 11 synchronously with a frame signal phinH. The data D1-D4 are inputted to a NAND element 13 through OR elements 121-124 together with brightness- modulated pulses P1-P4. The pulse P1 is frequency-divided by two successively to generate the pulse P4. The pulse P4 is synchronized with the signal phinH. The output of the NAND element 13 is inverted 14 into a signal Ui, which is inputted to an FF15 synchronously with the signal phinH. A latch circuit 16 consists of an FF15 and NAND elements 17a and 17b to output 1 or 0 synchronously with the phinH, and it is latched 18 synchronously with a clock phi2 to input a gradation signal Si to a decoder 19. Consequently, the gradation signal is turned on and off in every section to drive liquid crystal at a specific frequency, preventing variation in gradation level.
Patent JP-S63140289-A (JP)
Title: Heat exchanger
Inventor: UIRIAMU BII ASUTORU JIYUNIA
IPC: F28D19/04
Filed: 1987-09-11
Abstract: A heat exchanger for reclaiming energy from an exhaust airstream (H) includes a porous metal element (20) suitable for absorbing heat from the exhaust airstream (H), means for reciprocally moving the porous element (20) back and forth transversely to the exhaust airstream (H), an inlet duct (8) for receiving the exhaust airstream (H) and directing it through the porous element (20) to an outlet duct (10), and reclaiming air blower means (34) for delivering two heat-reclaiming airstreams (R) through the porous metal element (20), one on either side of the exhaust airstream (H) for drawing said airstream (R) through said porous element (20).
Patent JP-H0275829-A (JP)
Title: Heating cooker
Inventor: FUJITANI YOSHITOMO
IPC: F24C15/30
Filed: 1988-09-12
Abstract: PURPOSE:To improve service property and appearance performance by a method wherein a front panel is made detachable without employing any tool and is constituted so that a pushing force, pushing down the central part of the front panel, is energized. CONSTITUTION:The front door 12 of a main body and a front panel 8, arranged above an operating panel 9, are formed integrally by a heat resistant resin. A retaining projection 8d is provided on the bottom of the front panel 8 to retain it into the retaining hole 24a of an upper flange for the opening surface 24 of a heating chamber while another retaining projection 8e is provided on the upper part to retain it into a retaining hole 25a provided on the front end of an air guide 25. The air guide 25 is formed integrally of a thermoplastic resin while slanted surfaces are formed respectively on a surface opposing to the retaining projection 8e of the front panel and a surface opposing to the retaining hole 25a of the air guide 25 mutually. When the front panel 8 is attached to the air guide 25, the retaining hole 25a, projected out of the front end of the air guide 25, is deformed elastically and rides over the retaining projection 8e once and, thereafter, is engaged in a form that the front panel is pushed downward.
Patent JP-H0971770-A (JP)
Title: Cold insulator
Inventor: GOTO TATSUO
IPC: F25D3/00
Filed: 1995-09-05
Abstract: PROBLEM TO BE SOLVED: To obtain a cold insulator with which foods, etc., can be kept cool in an ordinary-temp. atmosphere and which is repeatedly usable and has a beautiful appearance. SOLUTION: A main cold insulator body 2 is a rectangular flat molding of an aqueous gel containing a polyvinyl alcohol and a boric acid compound. The body 2 is covered with a synthetic resin film 3 preferably made of an ethylene/vinyl acetate copolymer or a saponified copolymer derived therefrom. The polyvinyl alcohol preferably has a degree of saponification of 93-98mol%. The aqueous gel has a polyvinyl alcohol content of preferably 15-40wt.%. Preferred examples of the boric acid compound are salts of polybasic boric acids and hydrates of the salts.
Patent JP-H04111144-A (JP)
Title: Coincidence control system for multiplex device
Inventor: OCHI YASUAKI
IPC: G06F11/20
Filed: 1990-08-31
Abstract: PURPOSE:To improve the reliability of a highly reliable system with use of a multiplex system storage by performing the coincidence processing for the equivalent restoration with a cluster to which an interruption is reported. CONSTITUTION:A system storage SSUO stores the data given from a cluster and then reads out this data via a control circuit. An equivalent damage error detection circuit EDaO detects an equivalent damage error when no write is carried out to the write request given from a cluster CLEO. This detecting result of the EDaO is applied to an equivalent damage error transmission circuit ETC. An equivalent damage error report circuit ERbO is connected to the ETC and receives the detecting result of the EDaO. The ERbO receives the output signal (error report) given from an ETC' via an ERb'2 and also receives the output signal given from C and outputs these signals to the CLEO. Mean while an ERb'1 outputs the output signal applied to the ETC and C' via an ERb'3 to a cluster CLE1. So is with the clusters 2 and 3.
Patent JP-H1164951-A (JP)
Title: Film unit with lens
Inventor: ISOZAKI MAKOTO
IPC: G03B15/05
Filed: 1997-08-25
Abstract: PROBLEM TO BE SOLVED: To prevent a photographer from forgetting to turn off a stroboscope charging switch. SOLUTION: This film unit 2 is provided with a display light guide 10 projecting from the top surface of the film unit 2 linked with the sliding operation of a charging operation member 6 for charging a stroboscope. Then, the light of a display light emitting element for emitting the light after the charging of the stroboscope is completed is guided to the outside by the display light guide 10, so that the photographer can easily confirm that the charging of the stroboscope is continued.
Patent JP-H0393161-A (JP)
Title: Nickel positive electrode for battery and manufacture thereof
Inventor: GOTO TETSUYOSHI
IPC: H01M4/32
Filed: 1989-09-04
Abstract: PURPOSE:To obtain a nickel positive electrode having high capacity and suitable for high rate discharge by forming cobalt compound powder layers on the surface layers of nickel hydroxide active material powder used in a nonsintered nickel positive electrode. CONSTITUTION:In a nickel positive electrode in which an active material powder mixture mainly comprising nickel hydroxide powder is filled, nickel active material powder on which a cobalt compound layer is uniformly formed is used as the positive active material. Effect of the cobalt compound is efficiently provided and the utilization of the active material can be increased in spite of the addition of small amount of cobalt compound. The nickel positive electrode having high capacity and high performance can be obtained.
Patent JP-S61106747-A (JP)
Title: Martensitic stainless steel for oil well
Inventor: TOTSUKA NOBUO
IPC: C22C38/50
Filed: 1984-10-29
Abstract: PURPOSE:To improve stress corrosion cracking resistance in H2S-Cl circumstance, by decreasing P, S contents in the title steel, and adding element for fixing P, S to prevent segregation of P, S to grain boundary. CONSTITUTION:Compsn. of martensitic stainless steel pipe used as that for oil well, gas well contains 0.001-0.25% C, <1.0% Si, 0.3-2.0% Mn, <0.020% P, <0.003% S, 11-15% Cr, 0.01-0.10% Al, <0.0040% O, 0.0005-0.0050% Ca, further >=one kind among 0.01-0.20% Ti, 0.01-0.25% Zr, 0.001-0.02% La, or further at least one kind among 0.1-5.0% Ni, 0.1-3.0% Mo and the balance Fe. Precipitations of P, S to grain boundary are suppressed as S is fixed by Ca and P is fixed by Ti, Zr and La, stress corrosion cracking resistance in H2S-Cl circumstance is improved.
Patent JP-H04112147-A (JP)
Title: Paper transporting mechanism
Inventor: KATSUMI MASAO
IPC: B65H29/60
Filed: 1990-08-30
Abstract: PURPOSE:To treat a large quantity of paper sheets efficiently and smoothly by installing the first selecting means for selecting a paper feeding means for loading the paper sheet to be transported by a paper sheet transport means and the second selecting means for selecting an accommodating means which loads the paper sheet transported by the paper transport means. CONSTITUTION:The transport direction for a paper sheet is selected from the first passage to the second passage by a transport passage selecting means 24, and the paper sheet is accommodated into at least one between the accommodation means 18 and 19. When a plurality of accommodation means 18 and 19 are arranged, the paper sheet is accommodated through the prescribed second passage according to the accommodating means. Accordingly, the quantity and position (corresponding to the second passage) of the accommodation means can be set arbitrarily, and the accommodation quantity and the number of assortment for the paper sheet can be varied.
Patent JP-H0277666-A (JP)
Title: Method for testing wiring
Inventor: YOSHINO RYOZO
IPC: G01R31/02
Filed: 1988-09-14
Abstract: PURPOSE:To detect and locate a fault securely and rapidly even when distribution resistance is high by a method wherein a net is judged to be normal or abnormal based on whether or not a detected resistance value is in accordance with an expected value. CONSTITUTION:A and B of an LSI 1 are connected by a net 2, and A, C and D of the LSI 1 are connected by a net 3. When no short-circuit occurs, resistance corresponding to one terminating resistor 4 is observed on a terminal 6 at the net 2 side. Two backend resistors 4 are connected in parallel to the terminal 6 which is connected to the net 3 side, and parallel resistance corresponding to the two terminating resistors is to be observed. If a short-circuit 5 with which the nets 2, 3 are shorted occurs, a resistance value corresponding to three terminating resistors connected in parallel is observed both from the net 2 side and the net 3 side of the terminal 6. Therefore, a faulty net can be selected by knowing that the resistance value is lower than a normal net.
Patent JP-H0674135-A (JP)
Title: Detection device
Inventor: MURATA SHIGEMI
IPC: G01B7/16
Filed: 1992-08-27
Abstract: PURPOSE:To provide an angle detection device which can prevent slippage of a flux guide even in the atmosphere where high/low temperature cycle is repeated. CONSTITUTION:A haul IC and a first flux guide are stored and maintained inside the housing part of a resin flame 1. On the other hand, a second flux guide 11 coupled with a magnet 10 is fitted in the flux guide maintenance part 3 of the resin flame 1, and adhesively fixed thereto by an adhesive so that a first flux guide and a magnetic gap G may be formed A recess part 15 is formed on an engagingly locking part 11a of the second flux guide 11, and when it is adhesively fixed to the flux guide maintenance part 3 the adhesive enters inside the concave part 15 and hardens and thereby slippage of the second flux guide 11 is prevented.
Patent JP-H0869772-A (JP)
Title: Scanning electron microscope
Inventor: MIYAZAKI YASUMICHI
IPC: H01J37/22
Filed: 1994-08-30
Abstract: PURPOSE: To provide a scanning electron microscope which permits direct view of the condition of a specimen from outside the vacuum without causing deterioration or damage to PMT CONSTITUTION: A switch 4 is actuated interlockingly with the start of opening a shutter furnished in a SEM specimen chamber, and a switch-on signal from a switch power supply 9 at the time is fed to a PMT high voltage power supply 12 to put it off, and as a result, a PMT 23 is stopped functioning. Further the switch-on signal is fed to a delay circuit 10 to turn on a power supply 11 for illumination after elapse of the set period of time, and an illuminating lamp 6 is lighted up. Accordingly a specimen can be observed by naked eye without causing deterioration or damage of the PMT and with no risk of intrusion of excessive light thereto. Lighting-up of the lamp 6 permits easy observation of the specimen placed in the SEM specimen chamber directly by naked eye.
Patent JP-H0974332-A (JP)
Title: Surface acoustic wave element and communication system using the same
Inventor: HACHISU TAKAHIRO
IPC: H03H9/145
Filed: 1995-09-06
Abstract: PROBLEM TO BE SOLVED: To enhance the electromechanical coupling coefficient K<2> of surface acoustic waves(SAW) excited from an interdigital input electrode and to converge and combine SAW onto the end face of an output electrode (waveguide). SOLUTION: In this SAW element which has two interdigital input electrodes 12 at least for exciting first and second SAW and an output electrode 13 for extracting the convolution signal of two SAW while utilizing the non-linear effect of a piezoelectric substrate 11 on the piezoelectric substrate 11 or the main surface of a piezoelectric substrate as a laminated substrate forming piezoelectric materials on non-piezoelectric materials, an insulated film 14 is formed on the interdigital input electrodes and on the substrate of area between the interdigital input electrodes 12 and the output electrode 13.
Patent JP-H11142055-A (JP)
Title: Method for separating air through low temperature distillation, method for converting flow containing hydrocarbon through partial oxidation and plant therefor
Inventor: CHEN ZHIJIE
IPC: C10G2/00
Filed: 1998-08-13
Abstract: PROBLEM TO BE SOLVED: To satisfy the working conditions on a boat by separating the air into a nitrogen rich vapor and an oxygen rich vapor trough a column, extracting and pressurizing an oxygen rich liquid by heating the bottom of a column with a boiler, vaporizing the liquid through heat exchange with a pressurized flow and then heating the boiler with the air flow. SOLUTION: Water and CO2 are removed through a unit 2 from the air compressed by a compressor 1 to produce a first fraction of the air which is then boosted through a booster 4, cooled partially in a heat exchanger 6, expanded in a turbine 5 and supercooled in a heat exchanger 10 before being fed to a column 8. A second fraction of the air is boosted through a booster 3 and condensed in the heat exchanger 6. The remaining air is passed through the heat exchanger 6 and condensed by the boiler 7 of the column 8 before being fed to the head thereof. A flow containing liquid state oxygen is extracted from the bottom of the column 8, pressurized by a pump 9 and evaporated in the heat exchanger 6 while a nitrogen rich vapor is extracted from the head of the column 8 and heated in the heat exchangers 10, 6.