baber/WOPTO huggingface dataset:
Patent JP-H08193245-A (JP)
Title: Bearing steel and its production
Inventor: KAWACHI YUJI
IPC: C22C38/00
Filed: 1995-01-18
Abstract: PURPOSE: To provide a bearing steel excellent in rolling fatigue life and its production with higher efficiency. CONSTITUTION: This steel is a bearing steel which contains, by weight, 0.55-0.90% C, 0.10-0.70% Si, 0.20-2.00% Mn, 0.20-1.50% Cr, 0.005-0.050% Al, 0.0005-0.0350% total Mg, and <=0.0020% total O as essential components and in which the number of MgO.Al2 O3 and MgO contained in the steel comprises >=0.80% of the number of all oxides. At the time of producing this bearing steel by the (converter)-(continuous casting)-(steel rod and wire rod rolling) method, vacuum degassing treatment and Mg addition treatment alone are done as a secondary refining method for the ladle molten steel tapped from a converter, and further, a cast billet prepared by continuous casting is rolled without performing special high temp. heating operations.
Patent JP-H09209023-A (JP)
Title: Device for connecting piping at furnace bottom of converter
Inventor: SAITO MASAYUKI
IPC: F27B3/22
Filed: 1996-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a connecting device for piping at the furnace bottom of a converter which can surely execute attachment/detachment of the piping in a short time and can simply execute alignment and adjustment in vertical position. SOLUTION: The piping 3 at the furnace bottom of the converter and piping 5 at the furnace body side are connected so as to be freely attached/detached. The inner surface at the end part 3' of the piping 3 at the furnace bottom is formed in a spherical surface, and a first ball part 10a abutting on this spherical surface is fixed in the end part of the piping 3 at the furnace bottom so as to be relatively displaced with the spherical surface. A piston 13 is protruded upward from the first ball part 10a. The inner surface side at the end part 5' of the piping 5 at the furnace body side is formed in a spherical surface, and a second ball part 10b abutting on this spherical surface is fixed in the end part of the piping 5 at the furnace body side so as to be relatively displaced with the spherical surface. A cylinder 14 is protruded downward from the second ball part 10b.  The piston 13 is freely slid along the inner surface of the cylinder 14.
Patent JP-S52105996-A (JP)
Title: Preparation of polyetherpolyols
Inventor: KODAMA KATSUHISA
IPC: C08G65/00
Filed: 1976-03-01
Abstract: PURPOSE: To prepare a polyetherpolyol by the reaction of a reaction mixture, obtained by reacting a polyurethane foam and a monoalkanolamine under heating, as an active hydrogen-containing compound upon an alkylene oxide. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S58140698-A (JP)
Inventor: HARADA YUUJI
IPC: G21F9/00
Filed: 1982-02-17
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-H09219553-A (JP)
Title: Wavelength stabilizing device of semiconductor laser
Inventor: TAKADA MASATO
IPC: H01S5/068
Filed: 1996-02-08
Abstract: PROBLEM TO BE SOLVED: To control the temperature of a semiconductor laser for making output beams oscillate in stabilized wavelength. SOLUTION: The monitor beams of a semiconductor laser 1 are converted into electric signal E1 corresponding to photointensity by the first photo-electric converter 2. A drive current control circuit 3 feeds drive current corresponding to the electric signal E1 to a semiconductor laser 1 to control the photointensity of output beams at a specific level. The output beams B of the signal beams branched by a half mirror 10 is inputted into the second photoelectric converter 12. The electric signals E2 converted to increase the output in proportion to the increase in the oscillation wavelength is equivalent to the electric signal E1 containing the variation of the oscillation wavelength.  A comparison processing circuit 14 processes the wavelength variation from the electric signals E1, E2 to be compared with the reference voltage signal E3 of the set up wavelength for outputting the electric signals to a temperature control circuit 5 which controls a heating cooling element 4 by electric signals to specify the oscillation wavelength.
Patent JP-S53108680-A (JP)
Title: Manufacturing high-pressure metal vapor discharge lamp
Inventor: INADA AKIISA
IPC: H01J9/38
Filed: 1977-03-04
Abstract: PURPOSE: To provide a method of manufacturing a high-pressure metal vapor discharge lamp, according to which, upon effecting sealing and air-exhausting treatment to a lamp tube having no exhaust tube, an electrode used for sealing the other end is placed at one end of the lamp tube, and it is heated to a high temperature simultaneously with a first sealing treatment, whereby moisture is removed from the electrode so that electric discharge is readily caused in argon gas. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S53108681-A (JP)
Title: Heat-responsive switch
Inventor: URATAKI ETSUO
IPC: H01J61/56
Filed: 1977-03-04
Abstract: PURPOSE: To stabilize operation of a heat-responsive switch for discharge lamps such as a high-pressure sodium lamp and prevent dispersion of sodium of the lamp, by coupling a bimetal plate to the heat-responsivs switch for cooperative association with the same. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S56120161-A (JP)
Title: Optically-controlled semiconductor switching element
Inventor: KAWAKAMI AKIRA
IPC: H01L31/111
Filed: 1980-02-25
Abstract: PURPOSE:To enhance the noise-proof property of the element by providing an auxiliary transistor part to enhance the sensitivity of the gate of main SCR, by making an optical transistor part strike the main circuit with a small optical input and by connecting thus the main circuit with a control circuit only by a light. CONSTITUTION:An n auxiliary 111 is provided in a p base 22 in a PNPN four- layer structure, while the optical transistor 112 for amplification is made by using a part of an n base 21 as a collector and is connected with an auxiliary transistor 33 by a Darlington method. A window for incidence of light is provided in the surface electrode of the n layer 111 and further an aperture of about 1mm. is provided to prepare GaAs LED of Si dope, which is fixed by transparent epoxy resin 114 to serve as a passage of light. A switch S33 is closed, LED 113 turns luminous, and the transistor 112 is made conductive. ON current is amplified 33 to turn main SCR 34 and thereby the main circuit 38 is electrified. And, when a switch S22 of an arc extinction controlling circuit 40 is closed, the main SCR 34 is extinguished. By giving an optical trigger function to the SCR having high gate sensitivity in this way, the switching element which is highly sensitive and has no electric connection between controlled and controlling circuits is obtained.
Patent JP-H02202541-A (JP)
Title: Frame-retardant polyester compression
Inventor: OKITA KIYOMI
IPC: C08L67/02
Filed: 1989-01-31
Abstract: PURPOSE:To obtain a flame-retardant composition having excellent fluidity in molding, appearance of moldings and mechanical characteristics by blending an aromatic polyester with a brominated styrene based polymer and specific bisamide compound and as necessary brominated epoxy compound. CONSTITUTION:The aimed composition obtained by blending (A) 100 pts. wt. aromatic polyester with (B) 1-60 pts.wt. brominated styrene based polymer (preferably tribroaopolystyrene) expressed by formula I (R<1> is H or methyl; 1 is 1-5; m is >=30) and (C) 0-50 pts.wt. brominated epoxy compound expressed by formula II (X is 1-10C alkylene alkylidene, CO, etc.; p and q are 1-4; n' is 050) contained at a weight ratio of the component B/component C of 100/0-5/95 and at an amount of <=60 pts.wt. based on total amount of the components B and C and (D) 0.01-10 pts.wt. one or more kind of bisamide compounds expressed by formulas III to V (R<3> and R<6> are 1-20C bivalent hydrocarbon groups; R<2>, R<4>, R<5> and R<7> are 1-30C monovalent hydrocarbon group).
Patent JP-S58153447-A (JP)
Inventor: YOSEFUSU YOHANESU ANTONIUSU HE
IPC: H04M1/60
Filed: 1983-02-16
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-H01198066-A (JP)
Title: Semiconductor memory device and its manufacture
Inventor: KINUGAWA MASAAKI
IPC: H01L27/11
Filed: 1988-02-03
Abstract: PURPOSE:To unnecessitate the forming of buried contact, and enable preventing leak without increasing cell area, by forming the element region and the high resistance load element of a transfer gate by using the same epitaxial layer. CONSTITUTION:A diffusion layer 5 as a source or drain region, and a gate insulating film 3a are formed on the surface region of a substrate 1 in the forming region of a driver transistor T3. From the upper part of the gate insulating film 3a to the upper part of an oxide film 2 for element isolation, a gate electrode 4a is formed, and an interlayer insulating film 8 is formed on the gate electrode 4a except a part. A silicon epitaxial layer 9 is formed on the whole surface containing the silicon substrate 1 of forming region of a transfer gate transistor T1. This epitaxial layer 9 has a single crystal structure on the silicon substrate 1, and has a polycrystalline structure on the other region. A part of the epitaxial layer having a polycrystalline structure operates as a high resistance load element R1.
Patent JP-H07206959-A (JP)
Title: Manufacture of hot-melt type water-based polyurethane resin
Inventor: HITOMI RYOHEI
IPC: C09J175/00
Filed: 1994-01-25
Abstract: PURPOSE:To obtain the subject resin excellent in low-temperature laminating ability, suitable as e.g. a water-based adhesive, by reaction between a specific polyol compound and others under specified conditions followed by conversion into a salt with a base and then by emulsification. CONSTITUTION:A reaction is conducted between (A) a polyol compound 1.7-2.4 in the average number of hydroxy functional groups, 400-4000 in average molecular weight (e.g. a 2-5C polyoxyalkylene polyol), (B) a compound having in the molecule one carboxyl group and two hydroxyl groups on average (e.g. 2,2- dimethylolpropionic acid) and (C) a polyisocyanate compound having in the molecule 2 to 3 isocyanate groups, so as to be 1.1-2.5 in the equivalent ratio the NCO in the component C/(OH in both the components A and B) and 0.2-2.5wt.% in the content of the carboxyl groups in the isocyanate-terminated prepolymer covering the components A to C to carry out reaction of 2-50% equivalent of the residual isocyanate groups in the prepolymer with the aliphatic monohydroxy compounds followed by converting the reaction product into a salt with a base and then emulsification, thus affording the aimed resin.
Patent JP-H04263290-A (JP)
Title: Display device using balloon
Inventor: IKEDA MASAMI
IPC: G09F21/06
Filed: 1991-02-18
Abstract: PURPOSE:To light up the surface of the balloon and to obtain the display device using the balloon which is free from the leakage of filling gas and superior in airtightness. CONSTITUTION:The balloon 1 is provided with a vent hole 6 penetrating through the balloon 1 and a lighting device 15 is arranged in the vent hole 6. A display image drawn on the balloon film surface or hole wall is lighted up by the lighting device 15 in the vent hole 6. Heat radiated from the light source of the lighting device 15 is discharged from the balloon through the air hole 6 by natural convection or forcible air ventilation.
Patent JP-H07204389-A (JP)
Title: Pipe end cap
Inventor: TAKUBO YOSHIICHI
IPC: D06F57/00
Filed: 1994-01-24
Abstract: PURPOSE:To easily and securely insert and fix a cap in a pipe, by forming partitions in the inside space of a pipe like a pole for washing and extending a plug inserted in the inside space from the top of cap and forming split grooves in which the edges of partitions are inserted, at the plug. CONSTITUTION:A cap body A is put on the end of a pipe B like a pole for washing for instance, to enclose the inside space of the pipe B and decorate and protect the end of pipe B. In this case, partition walls 3a are formed so as to shape a cross section for instance in the inside space of a circular body 3 forming the pipe body and further, a plurality of longitudinally streching protruded lines 3b are formed in parallel on the whole face of the external peripheral face of the circular body 3 to add strength to the circular body 3. On the other hand, a plug (body) 2 to be inserted in the inside space of the circular body is extended from the semi-spherical head 1 forming a spherical face at the top thereof, in the cap body A. A number of split grooves in which the edges of respective partition walls 3a are inserted are formed in the plug 2 of cap body A. In this way, the cap body A can be simply and securely inserted in the pipe B.
Patent JP-S63192354-A (JP)
Title: Preparation of processed wheat flour food
Inventor: HIRAKAWA KAN
IPC: A23L7/10
Filed: 1987-02-03
Abstract: PURPOSE:To prepare the titled food having mechanical resistance and gluten- forming property of dough and giving bread having large specific volume and excellent taste, flavor and palatability, etc., by contacting wheat flour dough with an organic acid ester and processing the dough. CONSTITUTION:The objective food can be prepared by mixing (A) dough composed mainly of wheat flour with (B) ethyl acetate dissolved e.g. in water, treating the mixture preferably at 15-70 deg.C and processing the product.
Patent JP-S60167181-A (JP)
Title: Tape cassette
Inventor: MAEOKA TADASHI
IPC: G11B23/087
Filed: 1984-02-10
Abstract: PURPOSE:To avoid giving damage to a tape in inserting it and to protect the tape from dust and human hands in closing a device by providing a sliding cover for covering an opening part, a detaining means and an energizing means of the sliding cover and in the tape cassette consisting of a pair of upper flat plate, lower flat plate and more than two side plates. CONSTITUTION:A front face of a tape 7 is covered with a freely turnable turning cover 16 at its rear location 23 from its opening part 15 at the time when the tape is not in use. A sliding cover 33 is slidden inside a face sandwiched between faces 26 and 28 and covers a notched part 25. At the time of using the cassette, since the sliding cover 33 is moved backward and a turning cover 16 which covers the front face of the tape 7 is turned clockwise, a detention releasing means 54 is moved in an arrow B direction and a detaining means 51 is abutted on the end part of the cam, thereby generating a component in sliding and vertical directions.
Patent JP-H11217411-A (JP)
Title: Rubber-modified styrene-based resin composition
Inventor: O KEIRYO
IPC: C08L55/02
Filed: 1998-02-04
Abstract: PROBLEM TO BE SOLVED: To improve falling ball impact strength, tensile strength and flowability by dispersing butadiene-based rubber particles in a matrix of a certain styrene-acrylic copolymer. SOLUTION: 50-90 wt.% of a styrene-based monomer, 10-50 wt.% of an acrylonitrile-based monomer and/or a (meth)aerylate-based monomer, and optionally, 0-40 wt.% of another copolymerizable, unsaturated vinyl monomer are polymerized by graft polymerization at 20-100 deg.C for 2-10 hr in the presence of 3-30 wt.% of butadiene-based rubber particles having a particle size and dispersion coefficient defined by formula: D.P=4×(1/L)+10A+50B+50C (wherein D.P is a dispersion coefficient of 53-65; A is a fraction of rubber particle having a particle size of 0.12 μm or less to total rubber particles of 0.1-0.85; B is a fraction of rubber particle having a particle size of 0.12-0.5 μm to total rubber particles of 0.05-0.85;  C is a fraction of rubber particle having a particle size of 0.5 μm or more to total rubber particles of 0.01-0.2; and L is an average distance between the rubber particles (μm)).
Patent JP-H02203064-A (JP)
Title: Electronically controlled automatic transmission
Inventor: SAITOU YOSHITAMI
IPC: F16H61/04
Filed: 1989-01-31
Abstract: PURPOSE:To prevent generation of a fault and an abnormal shock by setting the priority respectively in a clutch and a brake and changing engagement/non- engagement of the clutch and the brake by an electronic control means in accordance with this priority. CONSTITUTION:A turbine shaft 600 and an output shaft 605 coaxially arrange an overdrive mechanism 607 consisting of a single pinion type planetary gears and a gear speed change mechanism 608 consisting of a double pinion type planetary gears, obtaining a forward 4-speed (with overdrive) shift and a reverse 1-speed shift by selectively engaging clutches C0 to C2 and brakes B0 to B2. Here an electronic control means, additionally providing the priority of the clutches C0 to C2 and the brakes B0 to B2, for instance, in the order of the clutch C2 and the brakes B0 to B2 with the clutch C0 in the first priority, performs a control from the lower priority. Thus, whatever speed change may be performed, generation of an abnormal shock and a fault can be prevented halfway a speed change.
Patent JP-H02205118-A (JP)
Title: Keyboard input device
Inventor: ONO TORU
IPC: H03M11/04
Filed: 1989-02-03
Abstract: PURPOSE:To dispense with the change of the operation of a key fitting in an operating system and to unify the operability of the key by enabling conversion from a depressed key to data to be performed at a keyboard side. CONSTITUTION:A keyboard 1 consists of a key part 3, a micro controller 4, and a key table part 5. When another key is depressed at a state where the registration key 7 of the key part 3 is depresses, the microcontroller 4 registers it on a key table 8 incorporated in the key table part 5, and performs the registration of key data for each key individually. When another key is depressed at the state where no registration key 7 is depressed, the microcontroller 4 sends corresponding data to a host computer. The conversion from the depressed key to the data is not required for the host computer, and the change of the key operation by the operating system is not required.
Patent JP-H04363198-A (JP)
Title: Biological denitrifying method and device therefor
Inventor: SUZUKI TAKAYUKI
IPC: G01N33/18
Filed: 1991-01-25
Abstract: PURPOSE:To obtain a good-quality denitrification treated liquid with a compact device by detecting the concn. of the suspended materials in the flowing-out denification treated liquid by a simple means of absorption photometry and controlling the injection rate of a reducing agent is accordance of the detected value at the time of subjecting an NOx-contg. liquid to reduction denitrification by utilizing immobilized denitrifying dacteria. CONSTITUTION:The NOx-contg. liquid admitted into a denitrifying tank 1 from a nitrifying tank 2 is subjected to the reduction denitrification by utilizing the immobilized denitrifying bacteria. The concn. of the suspended materials in the denitrification treated liquid flowing out of the tank 1 is then detected by a turbidimeter 7 operated by the absorption photometry. This detected value is inputted to an arithmetic control circuit 8 and is compared and computed with the measured turbidity; thereafter, the injection rate of the reducing agent by reducing agent injection equipment 5 is controlled. Namely, the good-quality denitrifing treated liquid is obtd. with the compact device by adequately controlling the injection rate of the reducing agent at the time of subjecting the NOx- contg. liquid to the biological reduction denitrification.
Patent JP-H02208417-A (JP)
Title: Gas-turbine burner and operating method therefor
Inventor: URUSHIYA HARUO
IPC: F02C9/34
Filed: 1989-02-03
Abstract: PURPOSE:To enable the starting of an operation to be completed in a short period of time by a method wherein columnar members, whose tip ends with a fuel nozzle are projected from the side wall of a combustion subchamber, are provided in the combustion subchamber, and an air-fuel ratio is increased at the increasing time of the number of revolutions of the columnar members. CONSTITUTION:At the starting of an operation, fuel l is fed, and ignition for cross firing is effected. Thus, the feed amount of the fuel l is increased and, when it approaches an upper limit blowing-off limited flow rate, the feed of the fuel l is kept constant and fuel m is fed. When fuel nozzles 3 reach the number of revolutions capable of singly burning, the flow rate of the fuel lis increased while the flow rate of the fuel m is gradually decreased and, prior to reaching the rated number of revolutions with no load, the flow rate of the fuel m is reduced to zero. According to this constitution, the starting of the operation can be completed within a short period of time.
Patent JP-S62183337-A (JP)
Inventor: ARIJI KATSUNORI
IPC: B32B15/08
Filed: 1986-02-07
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-H10214846-A (JP)
Title: Vertical transistor and its manufacture
Inventor: BIANCO MICHAEL
IPC: H01L29/423
Filed: 1998-01-21
Abstract: PROBLEM TO BE SOLVED: To simply manufacture a vertical pnp transistor at low cost especially when the vertical pnp transistor is integrated together with a vertical npn transistor by forming a base contact area above spacers and an emitter contact area. SOLUTION: A buried p-doped region 2 is formed as collector in a n-doped semiconductor substrate l. An insulating region 3 is formed and then patterned so that a p-doped polysilicon layer 6 and an insulating layer 7 cover only part of a window F. The p polysilicon layer 6 forms an emitter contact area and extends to the edge of LOCOS. An emitter 9 is formed by diffusion in the substrate. Insulating spacers 8 are formed on the side where the polysilicon layer 6 is exposed. A doped polysilicon layer is formed on the open surface of the substrate, and a base contact area 10 which covers at least the open surface of the substrate is patterned. A base terminal region 11 is formed in the substrate by diffusion.
Patent JP-H02206699-A (JP)
Title: Cleaning solvent composition
Inventor: ASANO AKIO
IPC: C07C19/10
Filed: 1989-02-03
Abstract: PURPOSE:To obtain cleaning solvent composition removing soils on the surfaces of various kinds of wares such as metal, plastics and glass wares without destruction of the ozone layer and manifestation of skin cancers by using a specific hydrogen-containing chlorinated and fluorinated propane as an effective component. CONSTITUTION:The subject composition contains, as an effective component, a hydrogen-containing chlorinated and fluorinated hydrocarbon of the formula (a+b+c=3, x+y+z=3, a+x>=1, b+y>=1, 0<=a, b, c, x, y, z<=3) or a hydrocarbon mixed solvent containing the same as a major component. In order to increase the dissolving power, another organic solvent such as hydrocarbon, alcohol, ketone, chlorinated hydrocarbon or ester may be admixed, preferably in an amount of 10 to 40wt.%.
Patent JP-S52107429-A (JP)
Title: Exhaust gas purifier
Inventor: ISHIHAMA MASAO
IPC: F01N3/10
Filed: 1976-03-05
Abstract: PURPOSE: In an exhaust gas purifier to purify noxious composition in exhaust gas by supplying air into an exhausting system, to improve the durability, to lower the pressure loss under air flowing and to enable exhaust-gas circulation at an extremely small rate. 
     COPYRIGHT: (C)1977,JPO&Japio