baber/WOPTO huggingface dataset:
Patent JP-H06346277-A (JP)
Title: High tensile strength cold rolled steel sheet excellent in delayed fracture resistance
Inventor: UESUGI KOJI
IPC: C25D5/26
Filed: 1993-06-08
Abstract: PURPOSE:To develop a high tensile strength cold rolled steel sheet excellent in delayed fracture resistance by forming a plating layer of a specified amt. of Ni or Ni alloy on the surface of a high tensile strength cold rolled steel sheet. CONSTITUTION:The surface of a high tensile strength cold rolled steel sheet small in the content of impurities such as S and P is plated with a plating layer of Ni or an Ni alloy such as Ni-Fe, Ni-Co, Ni-P, Ni-Zn, Ni-Cr, Ni-Mn, Ni-Cu and Ni-Cu and Ni-Mo by 5 to 100mg/m coating weight by an electroless plating method or the like. By the presence of the Ni series metal plating layer, the infiltration of hydrogen into the steel is prevented and delayed fracture as hydrogen brittleness caused by hydrogen is made hard to occur, by which the high tensile strength cold rolled sheet having >=100kgf/mm<2> tensile strength and excellent in delayed fracture resistance can be obtd.
Patent JP-S5363642-A (JP)
Title: Heating-medium heater
Inventor: TANIGAWA KENJIROU
IPC: F28D15/00
Filed: 1976-11-17
Abstract: PURPOSE: In the closed type gas heating system heating-medium heater, the gas storage communicating with the vapour path is arranged at the top part of the vapour path of the closed vessel, and the badness of the temperature distribution of the heater is remedied. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H0431399-A (JP)
Title: Production of sic whisker
Inventor: KIDA TORU
IPC: C30B29/62
Filed: 1990-05-28
Abstract: PURPOSE:To produce SiC whiskers of large diameter type by blending silicon source raw material powder with carbon black of carbonaceous material having a specific particle diameter and a specific amount of transition metal-based catalyst powder having a specific particle diameter and thermally treating at specific temperature. CONSTITUTION:Carbon black having 12-30nm average particle diameter is used as a carbonaceous material and 2-20wt.% calculated as metal based on SiO2 in a silicon source raw material of a transition metal-based catalyst having 2-50mum average particle diameter is added to the silicon source raw material and the carbonaceous material. Silica gel consisting essentially of SiO2 is effective as the silicon source raw material and the ratio of the carbonaceous material based on the silicon source material is preferably about 60-300wt.% and the catalyst component is selected from Fe, Co, Ni, etc. Then the mixed raw materials are packed and sealed in a reactor and heat-treated in a reaction furnace in an inert atmosphere at 1,500-1,800 deg.C for about 0.2-10 hours. Consequently, high-quality whiskers having >= about 2.0mum diameter and an excellent shape are obtained in high yield.
Patent JP-S5362572-A (JP)
Title: Wristwatch
Inventor: YAMAMOTO TOMOO
IPC: H01H29/00
Filed: 1976-11-16
Abstract: PURPOSE:To provide a wristwatch whose display is easy to see even for an opposing person by changing over the posture of display through a change-over mechanism.
Patent JP-2000325247-A (JP)
Title: Structure for attaching bathtub apron
Inventor: YAMASHITA TOSHIKI
IPC: A47K3/02
Filed: 1999-05-19
Abstract: PROBLEM TO BE SOLVED: To provide a structure for attaching bathtub apron capable of simultaneously providing improvement in workability for attachment and the long-term stable maintenance of an attaching state. SOLUTION: Concerning the structure for attaching bathtub apron for attaching an apron 7 into the side wall opening of a bathtub installed on the bathtub install part of a waterproof pan on the side of washing space, a lock part is formed for a prescribed length along with almost the lengthwise direction of the apron 7 at the apron install part of the waterproof pan, a lock member 9 is vertically movably attached to the lower end of the apron, the lock part of the apron placing part is made almost corresponding to the shape of the lock part of the lock member 9 and both the lock parts are locked by vertically moving the lock member 9 with the rotating operation of a rotary member.  In this case, since the lock member 9 is almost corresponding to the shape of a bent part formed at the lower end of the apron 7, the rotation of the lock member 9 caused by the rotating operation of the rotary member is regulated.
Patent JP-S5564320-A (JP)
Title: Contactor for gas breaker
Inventor: RIYUUDEIGAA HESU
IPC: H01H1/06
Filed: 1979-10-25
Abstract: An electrical contact construction for air-blast circuit breakers, particularly blast-piston or "puffer" type breakers, which subject the arc drawn during current interruption to a compressed-gas blast as well as a magnetic-force effect which lengthens the arc. To increase the interruption capacity of such breakers, and particularly to improve arc behavior during the interruption process, a tubular member is disposed within the interior spaces of the tubular contacts of such a breaker in which the switching gases flow. The member has an inner surface which is conically shaped and is matched to the contour of openings provided in nozzle members disposed at the end faces of the tubular contacts to improve gas flow.
Patent JP-H0433383-A (JP)
Title: Manufacture of piezoelectric ceramics
Inventor: OKURA SADAKATSU
IPC: C04B35/495
Filed: 1990-05-30
Abstract: PURPOSE:To obtain piezoelectric ceramics having high conversion efficiency with higher permittivity by mixing magnesium niobate containing specific particle size as material sources for niobium and magnesium with niobium compound and magnesium compound to be used. CONSTITUTION:In a method of manufacturing PbTiO3.PbZrO3.Pb(Mg1/3Nb2/3)O3 piezoelectric ceramics for mixing, temporarily baking, baking and polarizing niobium compound, magnesium compound, lead compound, titanium compound and zirconium compound, magnesium niobate (Mg1/3Nb2/3O2) containing 2mum or less of mean particle size as material sources for niobium and magnesium are mixed with the niobium compound and the magnesium compound. The mixing ratio is desirably ranged so that the total sum (M+N) of the magnesium niobate (MN) of the niobium compound (N) and the magnesium compound (M) is MN:(M+N)=80:20-60:40 (by weight %).
Patent JP-S61296388-A (JP)
Inventor: NAKANISHI TAKASHI
IPC: G06F17/21
Filed: 1985-06-25
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-H11320621-A (JP)
Title: Mold for molding plastic molded article and method for molding
Inventor: HATAKEYAMA TOSHIHARU
IPC: B29C45/73
Filed: 1998-05-20
Abstract: PROBLEM TO BE SOLVED: To efficiently and precisely control temp. in the neighborhood of a cavity. SOLUTION: A heat transfer means 14 consisting of thermal conductive members 14a and 14b for transmitting heat generated from a resin 21 in a cavity to the outside of a mold 2 from the neighborhood of the cavity, a heating member 14d provided on the side end part of the cavity of the thermal conductive members and a heat dissipation member 14f provided on the side end part of the outside of the mold of the thermal conductive members and a heat dissipation block 6 for controlling amt. of heat dissipation from the heat transfer means 14 are provided and wide range and fine temp. control is performed based on informations detected by a temp. detecting means 18.
Patent JP-H08314078-A (JP)
Title: Method for housing and storing silver halide photographic sensitive material
Inventor: ISHIKAWA TAKATOSHI
IPC: G03C7/00
Filed: 1995-05-15
Abstract: PURPOSE: To obtain the reading precision of superior magnetic recording without gathering mold on a photosensitive material in the method for housing and storing the photosensitive material in a cartridge by regulating a thiosulfate remaining in the photosensitive material in a specified concentration range. CONSTITUTION: The silver halide photographic sensitive material having a transparent support is developed, desilvered, rinsed with water and/or stabilized, dried, and cased and stored in the cartridge. At that time, the thiosulfate remaining in the photosensitive material is regulated in an amount of 30-150μmol/m<2> , preferably, 40-1300μmol/m<2> , especially, 50-1000μmol/m<2> , and it is preferred that this photosensitive material has at least each one of red-, green-, and blue-sensitive layers on one side of the transparent support and on the other side the magnetic recording layer and the pH of the film is 3.5-7 when this photosensitive material is housed in the cartridge.
Patent JP-S62296373-A (JP)
Title: Manifold structure of fuel cell
Inventor: GOTO TORU
IPC: H01M8/24
Filed: 1986-06-17
Abstract: PURPOSE:To prevent deterioration in sealing capability caused by heat deformation by covering the surface, facing a stack, of a manifold mounted on the side of a fuel cell stack with alpha-alumina, and covering it with beat resistant and corrosion resistant resin. CONSTITUTION:A plurality of cells comprising a cathode plate, an anode plate, and an electrolyte matrix which is placed between both plates are stacked, and a manifold 14 which supplies and exhausts a fuel gas and the air is mounted on the side of the stack. The manifold 14 is made of aluminium alloy, and its surface facing the stack is covered with an alpha-alumina film 20. In addition, the surface is covered with heat resistant and corrosion resistant resin 22 such as fluorine resin to cover pin holes 21 of the alumina film 20. By high insulating, heat resistant, and corrosion resistant capability of the alpha-alumina film 20, an insulating plate to be interposed can be eliminated and deterioration in sealing capability caused by heat deformation can be prevented.
Patent JP-H06327930-A (JP)
Title: Biological deodorizing method
Inventor: SUZUKI KUNITAKE
IPC: B01D53/34
Filed: 1993-05-19
Abstract: PURPOSE:To enhance deodorization efficiency, to minimize the amt. of water to be sprinkled and to save the manpower for deodorizing equipment at the time of biologically removing the malodor component in gas on a wet basis. CONSTITUTION:A malodorous gas is introduced into the lower part of No.1 deodorization tower 1 packed with a packing 6 on which a deodorizing microorganism is immobilized from a malodorous gas inlet pipe 3. The malodorous gas is passed upward through the packing 6, brought into contact with neutral water sprinkled from a sprinkler 7 and discharged from a gas outlet pipe 4. At this time, the drain from the tower 1 is kept at <=pH3.0 by adjusting the amt. of water to be sprinkled. When the exhaust is passed through No.2 deodorization tower 21 similar to the tower 1, the amt. of water to be sprinkled is adjusted to keep the drain from the tower 21 at pH6.0 to 7.0.
Patent JP-S6033229-A (JP)
Title: Optical glass having high refractive index
Inventor: UEDA HIROAKI
IPC: C03C3/068
Filed: 1983-07-28
Abstract: PURPOSE:To obtain optical glass with high meltability and high refractive index by using a glass compsn. having specified proportion of La2O3, TiO2, B2O3, and SiO2, and specified weight of total of B2O3 and SiO2. CONSTITUTION:Glass compsn. comprising by wt% 25-55 La2O3, 14-30 TiO2, 5-20 B2O3, and 4.5-12 SiO2, and 9.5-25 B2O3+SiO2 is prepd. If necessary, 0-20 GeO2 and 0-10 Al2O3 may be contained. Further, at least one among 0-20 Ta2O5, 0-20 Nb2O5, 0-20 at least one among CaO, SrO, BaO, ZnO, and PbO, 0-15 Y2O3, 0-15 Gd2O3, 0-15 Yb2O3, 0-15 WO3, and 0-13 Zr2O3 may be contained as modifying oxide, and 0-1 As2O3, and 0-1 Sb2O3 may be added as defoaming agent. By this compsn., optical glass having 1.90-2.10 refractive index and 22-35 Abbe' number is obtained.
Patent JP-S5363816-A (JP)
Title: Information transfer control unit
Inventor: ICHIMURA AKIRA
IPC: G06F3/02
Filed: 1976-11-18
Abstract: PURPOSE: To reduce the number of sensors less than the number of switch circuits and botain the number of contorl informations considerably larger than the number of switches, by starting specific switch circuits in plural groups simultaneously by the detection signal of sensors. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S5840511-A (JP)
Title: Hot-melt sticking device for optical fiber
Inventor: KOBATA NOBUO
IPC: G02B6/255
Filed: 1981-09-04
Abstract: PURPOSE:To obtain optical fiber flux with an accurate symmetrical shape by providing a titled device with optical systems for observing the optical fiber flux from the two different directions and using movable heating sources. CONSTITUTION:Main poles 12, 13 movablly set up on a base plate 11 are constituted to be moved in the horizontal direction by the rotation of a dial 14 through a gear means. Heaters 15 are fitted to the main poles 12, 13 at fixed intervals and the leading end of each heater 15 is directed to the center of optical fiber flux 3. A titled device is provided with an optical system for observing the horizontal position of the optical fiber flux 3 by an eyepiece 8 through a relay lens 6 and a half lens 7 to check the horizontal position and an optical system for observing the vertical position by the eyepiece 8 through a relay lens 9 and a half mirror 10 to check the vertical position. By said mechanism, the optical fiber flux 3 is uniformly heated and accurately symmetrical optical fiber flux can be produced.
Patent JP-S5567318-A (JP)
Title: Contact apparatus for gas and liquid
Inventor: AOKI KAORU
IPC: B01F7/00
Filed: 1978-11-14
Abstract: PURPOSE:To generate fine gas bubbles with a uniform diameter and improve the gas and liquid contact by a mechanism wherein a rotor of a gas and liquid contact apparatus is formed as a conical shape and gas is introducing from an upper end or a lower end of the rotor rotating at high speed. CONSTITUTION:A rotor 1 of a gas and liquid contact apparatus 5 is formed as a conical shape such as a lozenge or a deformed lozenge when viewed from the front. When the rotor 1 is rotated at high peripheral speed of about 5-30m/sec. measured at a maximum diameter of said rotor, the liquid is moved from the small diameter portion to the large diameter portion of said rotor 1 and the upward and the downward whirling flow is generated. Therefore, the opening end of a gas introducing pipe 8 can be provided at the lower end and 1 or the upper end of the rotor 1. When a gas is introduced, the gas is converted to fine bubbles by the shearing force of the rotor 1 and the mixed stream of the fine bubbles and the liquid is vigorously collided with the whirling flow at the vicinity of the maximum diameter of the rotor 1 and the gas and liquid contact is enhanced.
Patent JP-H08334021-A (JP)
Title: Heat shielding device of engine
Inventor: UCHIYAMA KATSUAKI
IPC: F01P3/20
Filed: 1995-06-06
Abstract: PURPOSE: To provide a heat shielding device of an engine which is formed so that a combustible component contained in engine cooling water or the like does not contact with an exhaust passage wall. CONSTITUTION: A heat shielding device of an engine is provided with an upper half heat shielding cover 22 to cover an upper part of a catalytic converter, a guide groove 35 formed by bending a lower side edge part of the upper half heat shielding cover 22 in a gutter shape and the opening end 41 to drop fluid flowing down along the guide groove 35 on a position of not contacting with the catalytic converter.
Patent JP-H09308138-A (JP)
Title: Power system monitor and controller
Inventor: KAINO YASUO
IPC: H02J3/00
Filed: 1996-05-10
Abstract: PROBLEM TO BE SOLVED: To provide a power system monitor and controller by which a database can be changed effectively without an omission in the change. SOLUTION: The contents of databases 431, 441 changed in subordinate power system monitoring and controlling devices 403, 404 are sent to all the host power system monitoring and controlling devices 401, 402 by database changes transmission means 131, 141. In the host power system monitoring and controlling devices 401, 402, the changed data are received by database changes receiving means 111, 121 and databases 411, 421 in the host power system monitoring and controlling devices 401, 402 are changed according to the data changes. By this method, the changes in the databases in the subordinate power system monitoring and controlling devices 403, 404 can be reflected in the host power system monitoring and controlling devices with one-time operation.
Patent JP-H01307498-A (JP)
Title: Dissolved oxygen concentration controller
Inventor: KOBAYASHI SHUICHIRO
IPC: G05D21/00
Filed: 1988-06-07
Abstract: PURPOSE:To improve energy efficiency by providing a DO control section which detects the DO value in an aeration tank and controls an aeration rate and a DO value monitor section. CONSTITUTION:A DO detector 4 is provided in the aeration tank 1 and the dissolved oxygen concn. value (DO value) in the aeration tank 1 is detected by the same. An air suction section 5 is provided in the tank 1 in order to control the DO value and the aeration air flow sucked form the air suction section 5 is controlled by controlling the value opening degree of an aeration air flow control valve 7 driven by an air flow control section 6. The dissolved oxygen concn. controller 12 has a process input/output section 13, a rate computing section 14, the DO value monitor section 15, a statistic processing section 16, and an energy saving rate pattern selecting section 17. The DO value X detected by the DO detector 4 is monitored and the aeration air flow is controlled. The saving of energy is attained in this way.
Patent JP-H10329785-A (JP)
Title: Soil carrying vessel
Inventor: OMICHI YASUHIKO
IPC: B63B35/00
Filed: 1997-05-29
Abstract: PROBLEM TO BE SOLVED: To provide a soil carrying vessel which eliminates a bridge phenomenon of soils in the bottom of a hold in the soil carrying vessel. SOLUTION: This soil carrying vessel is provided with a hold 2 which has a top surface opened and a bottom surface 3 having a lot of inverse cones continuously, and a soil discharge port 4 which is opened in the bottom of each inverse cone in the bottom 3 of the hold 2. In this case, a bridge breaker 8 for preventing 6 bridge phenomenon of soils in each cone is provided in the bottom 3 and, when the bridge phenomenon of the soils occurs in each cone, the bridge breaker 8 is operated so as to eliminate the bridge phenomenon. The bridge phenomenon is thus eliminated without striking the bottom 3 so as to eliminate it quietly.
Patent JP-H0434121-A (JP)
Title: Setting method of caisson
Inventor: TAKEMAE EIJI
IPC: E02D23/00
Filed: 1990-05-31
Abstract: PURPOSE:To shorten the constructing period by injecting the air to buoyancy bodies mounted on side wall parts to surface a caisson, towing it to a set position, extracting the air from the buoyancy bodies to set the caisson, and supplying the remaining packing material into the caisson. CONSTITUTION:A required quantity of a packing material 4 is charged in the space part of a caisson formed of concrete, and a plurality of buoyancy bodies 7 laid into the air extracted state are mounted on side wall parts. Water is introduced to a caisson storage space in which the caisson 1 is set, and a compressed air is injected to the buoyancy bodies 7 to surface the caisson 1. Then, the caisson 1 is towed to a set position by a ship, the air in the buoyancy bodies 7 is extracted to set the caisson on the set position. The remaining packing material 4 such as earth and sand is supplied into the caisson 1, which is covered with a cap, and the work is completed. The setting work is thus efficiently performed, and the construction period can be shortened.
Patent JP-S622232-A (JP)
Title: Automatic focusing device for camera
Inventor: SHIMADA MASAKI
IPC: G02B7/32
Filed: 1985-06-28
Abstract: PURPOSE:To make a difference between two optical outputs correspond to the extension variable of a lens, to remove the malfunction or overdrive of the lens and to attain accurate focusing by changing the factors of two optical outputs. CONSTITUTION:When infrared-rays modulated by a light emission control means 10 are radiated from an infrared ray emitting diode 1, the reflected light from an object 3 is detected by an optical position detector 5 and output currents I1, I2 are obtained. Photodetecting circuits 6, 7 output voltages V1, V2 corresponding to the currents I1, I2 and a subtractor 8 and an adder 9 calculate V1-V2 and V1+V2 respectively. The circuit 10 controls the quantity of light projected from the diode 1 so that V1+aV2 is a constant value. When the values A, (a) are selected so that the formula (1) is made equal to the formula (2) indicating a lens extension variable (x), the difference V1-V2 coincides or corresponds with/to the lens extension variable (x). Namely, the output (V1-V2) of the subtractor 3 becomes the lens extension variable (x) itself.
Patent JP-H11319909-A (JP)
Title: Tension controller
Inventor: YOSHIDA AKIHIKO
IPC: B22D11/12
Filed: 1998-05-21
Abstract: PROBLEM TO BE SOLVED: To reduce cost, to save space and, moreover, to suppress the variation in tension. SOLUTION: This device is provided with a current detector 11 for detecting the load currents of motors for driving the segment rolls 3a-3l of a continuous casting/rolling mill provided with plural segment rolls 3a-3l and rolling rolls 8 and data sampling device 12 for obtaining the change in the load current values before and after the reduction of a rolled stock with the rolling rolls 8 from the current detector 11. With a correction/control circuit 13, the speed of the rolling rolls 8 is corrected based on the data obtained from the data sampling device 12.
Patent JP-S622393-A (JP)
Inventor: OKAWA SHOZO
IPC: G07D9/00
Filed: 1985-06-28
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-S62298773-A (JP)
Title: Printed circuit board tester
Inventor: ONOGUCHI SEIJI
IPC: H01R11/01
Filed: 1986-06-18
Abstract: PURPOSE:To achieve a simpler construction, smaller size and lighter weight, easier handling and lower production costs, by having a contact land offset a positional deviation of an electrode point of a printed circuit board unit with respect to a tester side probe pin of a testing machine. CONSTITUTION:A tester 20 is arranged with a contact land 22c corresponding to a tester side probe pin 5c and a printed circuit board unit 1 is lowered to have terminal pins 1d thereof abutting on connection probe pins 23, pressurizing them under a fixed pressure. Consequently, the terminal pins 1d are connected in contact with the connection probe pins 23 while the contact land 22c is connected elastically in contact with the probe pins 5c and the printed circuit board unit 1 is connected to a testing machine 5 through the tester 20 to perform a specified testing. Here, the pressurizing pressure of the printed circuit board 1 can be received with a tester side probe pin 5c thereby reducing strength of the tester 20.
Patent JP-S5929008-A (JP)
Title: Washing method of filtering device
Inventor: MAEDA MITSUO
IPC: B01D24/46
Filed: 1982-08-09
Abstract: PURPOSE:To remove microbiologic slime sticking to a filter medium and to prevent the sticking efficiently, by washing the filter of a filtering device with a fluid which contains ozone. CONSTITUTION:In a filtering device of a water treatment plant, where the water to be treated, after being separated into solid and liquid in a sedimentation tank 1, is passed through a filter 3 of a filtering tank 3 to catch and remove the fine floc remaining in a liquid, and the purified water is introduced to a purified water tank 6; the filter 3 is required to be washed because the fine floc, together with microbiologic slime, etc., are accumulated in the layer 3. At the time of washing the tank 2, a gas which contains highly concentrated ozone is supplied from an intermittently supplying device 9 of ozone to a gas- liquid mixing device 10 through an ozonized gas feeding pipe 11 by closing valves 7a, 7b and opening a valve 7e and driving a pump 8b, and the obtained washing liquid which contains ozone is supplied to the surface of the layer 3 from a surface-washing piping 4 to perform the washing. After that, the filtering tank 2 is used again after clean water is sent by a pump 8a to backwash the filter 3.