baber/WOPTO huggingface dataset:
Patent JP-H1137992-A (JP)
Title: Method for analyzing surface layer of silicon wafer
Inventor: ABE HIDEKO
IPC: G01N1/28
Filed: 1997-07-17
Abstract: PROBLEM TO BE SOLVED: To provide an analysis method capable of etching uniformly a surface of silicon wafers and evaluating metal impurities of a surface layer of the silicon wafers with high sensitivity and high precision. SOLUTION: An analysis face 15 of a silicon wafer 13 is confronted to a mixed solution 12 of hydrofluoric acid and nitric acid (hydrochloric acid is added as occasion demands), and the silicon wafer is heated from a reverse side of the analysis face 15, and vapor is generated from the mixed solution 12 by the heat and the analysis face 15 is etched by this vapor and a thin film of a silicofluoride is produced on a surface of the analysis face and the produced thin film of a silicofluoride is melted, and based thereon, a metal impurity amount is measured.
Patent JP-S60100352-A (JP)
Title: Positionally variable cat-whisker for high pressure ionization mass spectrometer
Inventor: SAKAIRI MINORU
IPC: H01J27/02
Filed: 1983-11-07
Abstract: PURPOSE:To vary the distance between a cat-whisker for corona discharge and an opposed electrode and make spark discharge to be hardly generated by providing a V-shaped groove in a part of ion source blocks and engaging therewith the support body for the cat-whisker. CONSTITUTION:A V-shaped groove section 5 is provided in a part of the ion source blocks 1 of a high pressure ionization mass spectrometer and the distance between the tip of a cat-whisker 2 for corona discharge and the narrow hole 8 of an opposed electrode 6 is positioned by engaging the groove section with the V-shaped protrusion section of a moving block 4 that supports the cat-whisker 2 and an insulator 3. As a result, when there is a great amount of gas to be introduced, spark discharge can easily be arranged to be hardly generated by moving the cat-whisker 2 along the V-shaped groove section 5 and the positional reproducibility can be improved when the cat-whisker 2 is replaced by providing a scale and so on.
Patent JP-H0931522-A (JP)
Title: Production of low carbon/sulfur base free cutting steel
Inventor: MORI KOJI
IPC: C22C38/60
Filed: 1995-07-21
Abstract: PROBLEM TO BE SOLVED: To control an oxygen level in a steel to the optimum and to effectively increase the machinability of the steel without adding Si and Al as deoxidizers forming hard oxides in the steel at the time of producing a low carbon/sulfur base free cutting steel. SOLUTION: A low carbon/sulfur base free cutting steel having chemical components contg., by weight, 0.02 to 0.15% C, 0.5 to 2.0% Mn, 0.03 to 0.15% P and 0.03 to 0.50% S and furthermore contg. <=0.01% Si and <=0.01% Al is produced. At this time, the content of MnO in the slag and the content of Mn in the steel are controlled, by which the content of O in the steel is regulated to 100 to 200ppm.
Patent JP-H0545953-A (JP)
Title: Scanning and carrying device
Inventor: FURUKAWA KOJI
IPC: H04N1/10
Filed: 1991-08-20
Abstract: PURPOSE:To excellent and uniformly electrostatically charge a recording layer and to accomplish scanning and carrying with high accuracy by electrically connecting the conductive supporting body of an electrophotographic recording material and inducing the charge supplied from a charge supply means. CONSTITUTION:By supplying the reverse charge to a supply electrode 74 by a corona charger 76 being the charge supply means, the reverse charge is supplied to the recording material A(supporting body) through a contact electrode 72 in a carrying device. The position where the charge can be supplied to the supply electrode 74 is good as the arranging place of the corona charger 76, and it is also good to form the supply electrode 74 in accordance with the arrangement of the charger 76. An amount with which uniform electrostatic charging to the recording layer is excellently performed is properly set as a charge supplied amount by the charger 76. Thus, the reverse charge is supplied to the recording material A while the recording layer is uniformly electrostatically charged by a corona charger 90 even in such constitution that the charge supply means is fixed on a carrying board 14, an exposing board is formed of a placing table 12 and the carrying board 14, and both of them do not come in contact with each other.
Patent JP-H09165593-A (JP)
Title: Lubricating oil composition
Inventor: KOBAYASHI YUICHIRO
IPC: C10N30/00
Filed: 1996-07-17
Abstract: PROBLEM TO BE SOLVED: To obtain a lubricating oil composition for refrigerator-operating fluids excellent in heat stability and electric non-conductance, without generating carboxylic acids caused by hydrolysis, low hygroscopic and inexpensive by containing a specific phosphorous compound in a base oil. SOLUTION: This lubricating oil composition comprises (A) 100 pts.wt. base oil comprising a cyclic ketal or a cyclic acetal as a main ingredient and (B) 0.01-5 pts.wt. of one or more phosphorus compounds selected from a group consisting of compounds expressed by formula I-III [X1 to X3 , X7 , X8 , X11 and X12 are each a 2-4C alkylene; (p), (q), (r), (s), (t), (u) and (v) are each 0-30; X4 to X6 , X9 , X10 , X14 and X15 are each a 1-18C straight chain alkyl, a 3-18C branched chain alkyl, a 2-18C straight chain alkenyl, a 3-18C branched chain alkyl, etc.]. To obtain the main ingredient in the component A, it is preferable to react (i) one or more 4-25C saturated aliphatic polyhydric alcohols, which have even valencies from 4 to 8 valancies with (ii) a carbonyl compound of formula IV (R1 is H or a 1-12C alkyl; R2 is a 1-12C alkyl) or its reactive derivative such as a ketal or an acetal.
Patent JP-H0374337-A (JP)
Title: Stabilization of azeotropic composition
Inventor: ASANO AKIO
IPC: C09K5/00
Filed: 1989-08-14
Abstract: PURPOSE:To stabilize an azeotropic composition consisting of 1,3- dichloro-1,2,2,3,3-pentafluoropropane and ethanol and to show excellently suppressing effects on metal corrosion by adding a nitro compound as a stabilizer. CONSTITUTION:An azeotropic composition consisting of 1,3-dichloro-1,2,2,3,3- pentafluoropropane useful for flux cleaner as a solvent and ethanol is blended with at least one selected from nitro compounds, phenols, amines, ethers, amylenes, esters, organic phosphites, epoxides, furans, alcohols, ketones and triazoles as a stabilizer to stabilize the composition. The amount of the stabilizer added is 1ppm-10% based on the composition by weight. The stabilized composition will not cause troubles of contact fault even if corrosion is occurred when an azeotropic composition is used for cleaning electronic parts, electric parts, etc.
Patent JP-H0842444-A (JP)
Title: Electromagnetic field type propulsion engine
Inventor: SHOJI YOSHINORI
IPC: H02N11/00
Filed: 1994-07-27
Abstract: PURPOSE:To provide a propulsion engine which can travel from above the ground into an outer space by providing magnetic poles in front and rear of the propulsion engine, applying voltage to an electrode in a magnetic pole portion, and making a current flow from one magnetic pole to the other magnetic pole. CONSTITUTION:Magnetic poles 2, 2 are provided in front and rear of a propulsion engine 1, and the propulsion engine 1 is surrounded by magnetic field. Voltage is applied to an electrode 4 in a portion of the magnetic poles 2, 2 in front and rear of the propulsion engine 1 to make a current flow from one pole to the opposite pole along line of magnetic force 3 surrounding a flying body. As for the shape of the propulsion engine 1, it may be a ball, disc or cylinder which constitutes a rotating body, and the center of the magnetic field lies in a rotary shaft. Moreover, the size of a part where voltage is applied to the magnetic pole portion is increased to make larger quantity of current flow. Thus, propulsion force is compatible with buoyancy in the atmospheric air. Consequently, it becomes possible to escape from gravity circle more easily, if speed is increased while maintaining a certain degree of altitude after the propulsion engine levitates above the ground and reaches the altitude.
Patent JP-H0492810-A (JP)
Title: Production of superfine spherule of anhydrous silica free from silanol group and disperesed composition thereof
Inventor: TAKEDA ATSUSHI
IPC: C01B33/18
Filed: 1990-08-08
Abstract: PURPOSE:To obtain superfine spherules improved in dispersibility, secondary aggregation properties, hot stability, etc., by feeding silicon powder subjected to drying and irradiation treatment with ultraviolet light into a plasma.flame produced in a specific state and carrying out high-temperature reaction. CONSTITUTION:Silicon powder is used as a raw material and subjected to drying and irradiation treatment with ultraviolet light to remove OH groups and moisture present on the surface and/or interior thereof. On the other hand, a gas capable of producing oxygen atoms in a thermal plasma or the gas and an inert gas are used as a gas for producing the plasma. The aforementioned gas for producing the plasma is cooled to a dew point temperature and converted into a high level of a dried state and high-frequency energy is further applied to produce the plasma. The above-mentioned raw material is subsequently fed into the produced plasma.flame to carry out high-temperature reaction. The reaction product is then suspended in the reaction gas to afford the objective superfine spherules.
Patent JP-H02100045-A (JP)
Title: Silver halide photographic element
Inventor: ROJIYAA ROKU
IPC: G03C1/34
Filed: 1989-08-14
Abstract: PURPOSE: To stabilize a silver halide photographic element against fog by incor porating a radiation sensitive silver halide emulsion and specified fog restrainer in a nonsensitizing amount. CONSTITUTION: This silver halide photographic element contains the radiation sensitive silver halide emulsion and a nonsensitizing amount of the fog restrainer represented by formula I in which X is a divalent S, Se, or Te atom; and each of R<1> and R<2> is, independently, a 1-20C alkyl, aryl, aralkyl group or the like or each may combine with each other to form a 1-20C cyclic alkylene or ether group. The fog restrainer is used in a concentration of <5mmol, usually, <1mmol per 1mol of silver halide in this silver halide emulsion layer, thus permitting fog to be restrained.
Patent JP-H1199363-A (JP)
Title: Composite film
Inventor: ITAYA HIROSHI
IPC: C08L79/08
Filed: 1997-08-01
Abstract: PROBLEM TO BE SOLVED: To make it possible to directly form polyimide in the form of a film on a base material film having a low m.p. and to obtain a composite film having excellent heat resistance, electrical characteristics, mechanical characteristics, etc., by applying a polyimide soln. on at least one surface of the base material film and drying the coating, thereby forming the polyimide film. SOLUTION: The composite film 1 is constituted by forming the polyimide film 3 on one surface of the base material film 2 and is produced by a gravure coating machine. Namely, when the base material 11 is made to travel in a right direction, a coating material which is the polyimide soln. is fed into the nozzle part 24 of a coating material supplying nozzle 20 simultaneously therewith and a gravure roll 13 is rotated in a counterclockwise direction, by which the coating material is supplied into the engraving part of the gravure roll 13. The coating agent applied on the engraving part is wiped away by a doctor blade 25 and thereafter the gravure roll 13 is risen toward the rear surface of the base material 11, by which the coating agent in the engraving part is applied on the rear surface of the base material 11.  The base material 11 is subjected to drying of the solvent in a drying stage, by which the composite film 1 is obtd.
Patent JP-S6268928-A (JP)
Title: Construction for foundation for setting machine
Inventor: SAITO TAKESHI
IPC: F16M9/00
Filed: 1985-09-20
Abstract: PURPOSE:To form a foundation and set a machine, easily, by setting a precast concrete board consisting of anchor bolts, machine-bearing-level-adjusting bolts, an air outlet, a vibrator hole, and an anchor reinforcement to a slab. CONSTITUTION:A precast concrete board 15 consists of anchor bolts 16, machine-bearing-level-adjusting bolts 17, an air outlet 18, a vibrator hole 19, and an anchor reinforcement to a slab 14. The concrete board 15 is set on a bearer, and slab concrete 24, 14 is cast. Then, a vibrator 25 is inserted into the hole 19 and the concrete 24 is compacted so that it may pass into the lower section of the concrete board 15, and the effect is confirmed by the hole 18. Then, after the bolts 17 are adjusted to adjust the level of a machine 21, the machine 21 is set and non-shrinking mortar 26 is grouted at the lower section of the machine 21.
Patent JP-S6186646-A (JP)
Title: Toner concentration detector
Inventor: OOMIKA KATSUTOMO
IPC: G01N27/72
Filed: 1984-10-05
Abstract: PURPOSE:To obtain a toner concn. detector, which does not yield detection errors even if environmental conditions are fluctuated, by mounting a heater to the part of the toner concn. detector other than a detecting part. CONSTITUTION:Cores 17 and 18 are provided in a detecting part 16 of a toner concn. detector 8. A primary coil L1a and a secondary coil L2a are wound around the core 17. A primary coil L1b and a secondary coil L2b are wound around the core 18. A heater 19 is arranged on the part of a case 15 other than the detecting part 16. A piece of Nichrome wire, a plane shaped heater and the like are used for said heater. The heater 19 is turned ON and OFF in correspon dence with the turning-ON and -OFF of a main switch in a copying machine. When a current is supplied to the heater 19, the toner concn. detector 8 is heated, and the detection errors can be made few even in a high humidity environment owing to dew-condensation preventing effect. When the heating temperature of the heater 19 is too high, the toner in developing agent tends to aggregate. Therefore, it is necessary to suppress the temperature to 20-40 deg.C.
Patent JP-2001035573-A (JP)
Title: Connector for connecting flexible printed circuit board
Inventor: HAGA GORO
IPC: H01R12/79
Filed: 1999-07-23
Abstract: PROBLEM TO BE SOLVED: To provide a connector for connecting a flexible printed circuit board(FPC) capable of keeping good operability, even if the flexible printed circuit board is formed into multi-cores. SOLUTION: This connector is provided with a base insulator 10, having a receiving part 11 opening upward, a contact 20 retained by the base insulator 10, and an actuator 40 capable of being fitted to the receiving part 11, and a spring member 43 for pressing an FPC 30 against a contact part 21 of the contact 20, when the actuator 40 is fitted to the receiving part 11 is formed on the actuator 40.
Patent JP-H0262390-A (JP)
Title: Main rope setting method for 2:1 roping elevator
Inventor: TANAKA JUNICHI
IPC: B66B7/00
Filed: 1988-08-24
Abstract: PURPOSE:To aim at the promotion of speediness for rope setting work without using any which by overlapping one end of a main rope with the other end after inserting a weight sling pulley, locking it with a rope stopper, and moving this overlap part up to a uppermost position with a cage lifting windlass. CONSTITUTION:After cutting of a new main rope is over, the existing main rope is removed, a setting main rope is set instead and, after cutting in accord with the new main rope 7 already cut, socketing for all the rope 7 takes place. Next, a weight side rope end 7b is passed through a balance weight sling pulley 6, while the rope end 7b and a cage side rope end 7a are overlapped into the desired length, and they are locked by two rope stoppers 9 and 10 separated from each other. Then, a windlass is rotated, a lap part C is moved up to the uppermost part of an elevator shaft, and the upper rope stopper 9 is removed at a position where the rope end 7b of the lap part C can be set to a rope support bolt 11 of a machine room floor, and when the rope end 7b is set to this support bolt. Next, the rope stopper 10 is removed, and the rope end 7a is passed through a ling pulley 3, thus the rope end 7a is set to the support bolt of the machine tool floor.
Patent JP-H0530977-A (JP)
Title: Gene dna coding aspartase and utilization thereof
Inventor: KURUSU YASUROU
IPC: C12N15/60
Filed: 1991-07-25
Abstract: PURPOSE:To provide a gene DNA used for efficiently producing Laspartic acid. CONSTITUTION:Agene DNA coding aspartase (EC, 4, 3, 1, 1) originated from a Coryne type bacterium. such as a basic sequence of the formula. The gene DNA is isolated from e.g. Brevibacterium.flavum MJ-233 strain.
Patent JP-H0490815-A (JP)
Title: Sterilizing filter material and its preparation
Inventor: MAEDA TOSHIHIDE
IPC: B01D35/027
Filed: 1990-08-06
Abstract: PURPOSE:To prepare a sterilizing filter material showing sterilizing effect even when a circulating hot water device is stopped, generating no fur or malodor and keeping water clean for a long period of time by supporting silver chloride formed by chlorinating silver bonded by thermal spraying on filter cloth and a filter member. CONSTITUTION:A silver wire 3 is thermally sprayed to filter cloth 4 while the temp. of the filter cloth 4 does not exceed its m.p. and the filter cloth 4 having silver supported thereon by thermal spraying is immersed in a sodium hypochlorite solution to chlorinate thermal sprayed silver bonded to the filter cloth 4. As a result, a sterilizing filter material for a circulating hot water device showing sterilizing effect even when the circulating hot water device is stopped, generating no fur or malodor and keeping water clean for a long period of time can be inexpensively and easily prepared.
Patent JP-H0879509-A (JP)
Title: Copying machine
Inventor: KANDA YOSHIMICHI
IPC: G06T3/00
Filed: 1994-09-01
Abstract: PURPOSE: To decide a variable power rate with high working efficiency by re-arranging the variable power rate of a copy image varied by plural variable power rates in sequence of the one with higher value and superimposing the copy image on copy paper. CONSTITUTION: When a variable magnification synthesis button 809 is depressed after the variable power factor is set by a key to designate the variable power factor such as a magnification, reduction or unmagnification key 801 and a zoom key 807, etc., on the control panel 800 of an operating part 702, a set variable power factor is stored in memory, and it goes to N=N+1. In such a case. when it is H=0, an ordinary copy operation is performed. When it is N≠0, the variable power factor stored in the memory are re-arranged in sequence to make a varied copy image magnify.  An operation to vary an original image centering around the upper left terminal part of the original image by the variable power factor in re-arranged sequence and to store it in an image storage part 706 is performed for N times, and the copy image stored in the image storage part 706 is recorded on a recording part 707. In this way. the variable power factor can be decided with high working efficiency.
Patent JP-S5998974-A (JP)
Inventor: YAMADA KUNIMITSU
IPC: E01D11/00
Filed: 1982-11-29
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-H0932391-A (JP)
Title: Bolt lock for door of gate
Inventor: HARADA TETSUYUKI
IPC: E05C1/04
Filed: 1995-07-24
Abstract: PROBLEM TO BE SOLVED: To prevent the generation of trouble due to rainwater and dust even at the time of usage for a prolonged term by installing a lock mechanism capable of locking a locking rod at an arbitrary place in a bolt lock, in which the whole lock is arranged in the side frame of the door of a gate. SOLUTION: An operating instrument 3, a locking rod 4 and a guide body are arranged into the side frame 2 of the door of a gate respectively. The operating instrument 3 has a base frame 8, a locking block 9 vertically slid along the base frame 8 and an operating tool 10. The guide groove 17 of the base frame 8 is closed by a frame cover 11 vertically slid while being followed up to the locking block 9. A lock shaft 32 is supported by the locking block 9 in a freely projecting-retreating manner, and a group of engaging bodies 21, with which the lock shaft 32 is engaged, are mounted on the base frame 8. A spring 33 pushing and energizing the lock shaft 32 towards the engaging bodies 21 is fitted. The operating tool 10 is connected at the projecting end of the lock shaft 32.  The locking rod 4 is coupled at the lower end of the locking block 9 in a vertically adjustable manner through a screw shaft 40.
Patent JP-S6453609-A (JP)
Title: On-vehicle broadcasting wave receiving antenna
Inventor: SAITO SHOZO
IPC: H01Q19/22
Filed: 1987-08-25
Abstract: PURPOSE:To obtain omnidirectivity by arranging plural antennas constituted of a coil wound to a magnetic rod and a capacity on the flat roof of an automobile so that 0 deg. or 90 deg. cannot be mutually obtained, and feeding any one antenna among them. CONSTITUTION:On the flat roof of an automobile, plural antenna elements are arranged so that they cannot mutually become 0 deg. or 90 deg.. For example, antenna elements 1A-1C are arranged in a triangle way. For respective antenna elements 1A-1C, coils 3A,3A'-3C,3C' are wound to magnetic rods 2A-2C, capacity elements 4A,4A'-4C,4C' are provided in parallel and a parallel circuit is formed. Feeding is executed to 1A which is one of antenna elements. Thus, the antenna equipment with omnidirectivity can be formed.
Patent JP-H04100906-A (JP)
Title: Coater of vinyl resin for working glove
Inventor: TSURUMIZU YOSHIHIRO
IPC: A41D19/04
Filed: 1990-08-09
Abstract: PURPOSE:To coat one surface of a glove material by intermittently moving a glove-shaped form in the horizontal direction and dipping the glove material fitted on the glove-shaped form in a vinyl resin solution in lifting a storage tank for the vinyl resin solution. CONSTITUTION:A glove-shaped form 17 is supported with a rotating chain and both the rotating chain and the glove-shaped form are intermittently moved in the horizontal plane. An inner vessel 77 of a storage tank 73 for containing a vinyl resin solution is filled with the vinyl resin solution to the upper edge 108 thereof and the rotating chain and the glove-shaped form are horizontally moved so as to dip the glove material fitted on the glove-shaped form in lifting the storage tank 73 with a cylinder 95.
Patent JP-S6269134-A (JP)
Title: Pressure detecting structure in low negative pressure container
Inventor: KAZAHAYA SHIGERU
IPC: G01L7/00
Filed: 1985-09-21
Abstract: PURPOSE:To install easily a pressure detector by providing the pressure detector on the lower position than the upper end of a container, providing a U-shaped seal pipe on the lower end of a connecting pipe, and constituting the pressure detector so that the bottom part of the U-shaped seal pipe is filled with seal water, and the other end is opened to the atmosphere. CONSTITUTION:The inside of a container 1 is exhausted by a fan 5 through a wind tunnel 12, always adjusted to a negative pressure of about 250mm Ag, an instrument panel 6 is provided on a lower position than the upper end of the container 1, and a pressure detector 2 is attached to its inside. Also, the container 1 and the detector 2 are made to communicate through a detecting valve 7, a connecting pipe 3, and a tee 9 from the upper end of the container 1, and a U-shaped seal pipe 4 is attached to the lower end of the connecting pipe 3 through the tee 9. Also, a fall length L1+L2 of the seal pipe 4 is set to >=500mm of about two times of a head of the container 1, also, the other end of the seal pipe 4 is opened to the atmospheric air, the lower part of the seal pipe 4 is filled with seal water 14, and as for the seal water 14, the connecting pipe 3 side is positioned so as to be high by L, and it goes to the head corresponding to a negative pressure portion in the connecting pipe 3. In such a way, pressure in the container 1 can be detected.