baber/WOPTO huggingface dataset:
Patent JP-H08246113-A (JP)
Title: Heat resistant alloy excellent in carburizing resistance
Inventor: HASEGAWA SOJI
IPC: C22C38/00
Filed: 1995-03-03
Abstract: PURPOSE: To produce an alloy having carburizing resistance, excellent in workability, weldability, and SCC resistance, and useful as a material for high temp. apparatus. CONSTITUTION: This alloy is a heat resistant alloy excellent in carburizing resistance, having a composition which consists of, by weight, <=0.04% C, <=1.0% Si, <=0.5% Mn, 19.0-23.0% Cr, 30.0-35.0% Ni, 0.15-0.60% Ti, 0.15-0.60% Al, and the balance Fe with inevitable impurities and in which the contents of P and S among the impurities are regulated to <=0.030% and <=0.015%, respectively. This alloy can be used in the environment which has a temp. of 600-900 deg.C and in which the volume ratio of H2 to hydrocarbons becomes >0-<4. Further, Mn content in the alloy composition may be <=1.5% when one or more kinds among 0.01-0.10% Y, 0.01-0.10% La, and 0.01-0.10% Ce are incorporated by 0.10% in total.
Patent JP-H10242847-A (JP)
Title: Voltage-controlled high-frequency oscillator device
Inventor: ADACHI TSUTOMU
IPC: H03L7/187
Filed: 1997-02-27
Abstract: PROBLEM TO BE SOLVED: To make the device small-sized by easily and stably deriving an oscillation output signal having a different frequency band by amplifying or multiplying and outputting a fundamental oscillation signal outputted from an oscillation circuit part including a resonance circuit part operating with a frequency control voltage and a frequency band switching voltage. SOLUTION: When the switch voltage supplied from a switch voltage supply terminal VS is lower than a certain voltage, a switch circuit A11 of the oscillation circuit part A is OFF, a fundamental oscillation signal X generates an oscillation frequency f1 based upon a resonance frequency set in the resonance circuit part A1 , and it is multiplied by a signal processing circuit part B to derive an oscillation output of f1 . When the switch voltage is higher than the certain voltage, the switch circuit A11 turns ON, the fundamental oscillation signal X reaches an oscillation frequency f2 (f2 >f1 ) based upon a resonance frequency increased by shortening the electric length of the resonance circuit A1 , and it is amplified by the signal processing circuit part B to derive an oscillation output signal. A resonance circuit A10 is set corresponding to respective oscillation frequencies.
Patent JP-S61201930-A (JP)
Title: Clutch disc
Inventor: FUKUSHIMA HIROTAKA
IPC: F16D13/46
Filed: 1985-03-06
Abstract: PURPOSE:To enable a vibration from an engine to be efffectively absorbed, by using an on-off mechanism to selectively connect a weight with a damper mechanism. CONSTITUTION:When a clutch is connected, mass M of a weight 21 or the like acts on a clutch disc 12 through tension of a torsion spring provided in a damper mechanism 20. Next when the clutch is released, an on-off mechanism 24 isolates the weight 21 from the damper mechanism 20 so as to prevent the mass M of the weight 21 or the like from acting on the clutch disc 12. Accordingly, a vibration of the clutch disc 12, transmitted from a flywheel 10, can be effectively reduced.
Patent JP-S56143037-A (JP)
Title: Direct memory access device
Inventor: SATOU YOSHIHARU
IPC: G06F13/28
Filed: 1980-04-04
Abstract: PURPOSE:To surely prevent the misprocessing arising from error, etc. of data transmission, by transferring the data to the computer as abnormal data on the condition that the ready signal is not established within specified time. CONSTITUTION:In a direct memory access device which directly makes the transfer of data 29 between the information transmission device or remote device 1 and computer 22, the ready signal 17 from the information transmission device or remote device 1 is monitored at a clocking device 23, and if the ready signal 17 is not established within the specified time T, the address counter 24 is added and it is given in the word address area 8 as abnormal data. Thus, nonrenewal of data on the main memory in the computer 22 based on the error on the data transmission is detected every data, this is detected without time delay and misprocessing at the computer 22 side is surely avoided.
Patent JP-H0836478-A (JP)
Title: Computer cursor control system and method
Inventor: TEIMOSHII TEII BURUUWAA
IPC: G06F3/033
Filed: 1995-03-03
Abstract: PURPOSE: To provide a system and method for controlling a cursor on a computer display screen. CONSTITUTION: A system for preventing the accidental wrapping of a cursor 28 generated on a computer display 16 detects the position of a cursor 28 approaching a boundary 30 of the display 16 and judges whether or not a user actually tires to operate the wrapping of the cursor 28 to the opposite side of the display 16. This system judges whether or not the user actually tries to operate the wrapping of the cursor 28 in consideration of various factors. A time during which the user moves the cursor 28 to the boundary 30, the distance in which the cursor 28 is supported to move except the boundary 30, and the speed or acceleration with which the cursor 28 approaches the boundary 30 can all be considered by the system at the time of judging whether or not the wrapping of the cursor 28 is permitted. This system automatically generates an indication signal for the wrapping of the cursor 28 from one side of the display 16 to the opposite side.
Patent JP-H05242443-A (JP)
Title: Height adjusting method and height adjusting device for magnetic head
Inventor: HASEGAWA HIROYUKI
IPC: G11B5/53
Filed: 1992-03-02
Abstract: PURPOSE:To provide the method and device for efficiently adjusting the height of the magnetic head on a rotary cylinder with high accuracy. CONSTITUTION:A lower cylinder 12, an upper cylinder 1, the magnetic head 2 and a reflection mirror supporting device 18 mounting a pair of reflection mirrors 17 is rotated at a prescribed rotating speed. A laser beam 3 oscillated from a laser oscillator 9 is reflected by the pair of the reflection mirrors 17 and the head base, of the magnetic head 2 is irradiated with this laser beam. The rotating speed is measured by a stroboscope 11 provided in front of the magnetic head 2. The height of the magnetic head 2 is adjusted while the height is measured with a microscope 13 provided in front of the magnetic head 2, a television camera 14 provided behind this microscope 13 and a monitor 15 provided behind the television camera 14.
Patent JP-S51120098-A (JP)
Title: Automatic pressure control means for fire-tighting pump
Inventor: KATAI HISAO
IPC: F04B23/00
Filed: 1975-04-12
Abstract: PURPOSE: To automatically control the discharge pressure of a pump and maintain a predetermined pressure in a firefighting pump irrespective of changes of the discharge rate. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S60187820-A (JP)
Title: Clamp mechanism in gravimeter
Inventor: TAKAHASHI YOSHIMASA
IPC: G01G23/02
Filed: 1984-03-07
Abstract: PURPOSE:To simplify the clamp structure in a case, by attracting a magnetic piece by the magnet outside the case and holding a wt. through a shaft. CONSTITUTION:A base frame 4, a chord 2, a wt. 5 and a magnet 6 are received in the case 3 of a gravimeter. The chord 2 is connected to the leading end part of a cross beam 4e and the lower end thereof pierces the horizontal part of a lower base frame 4c to be connected to the wt. 5. The magnet 6 is arranged on a frame 6c and the chord 2 pierces through the magnetic field of the magnet 6. When the wt. 5 is fixed, the case 3 is inverted. Because a magnet 11 attracts a magnetic piece 8 in this state, a shaft 10 is pulled upwardly and the wt. 5 is pressed to a stopper 12 by a piece 9 and held by grasping force.
Patent JP-S57172377-A (JP)
Title: Power supply circuit for flash fixing device
Inventor: FURUICHI MASAYOSHI
IPC: H05B41/32
Filed: 1981-03-26
Abstract: PURPOSE:To improve the power factor of a circuit to limit the flow-in of a reactive current, by providing plural capacitors for advancing the phase of an input current in parallel with a transformer for boosting of the input voltage and inserting or removing them selectively to or from the circuit. CONSTITUTION:For example, a commercial voltage is applied to input terminals 2 and 4, and a high voltage induced in a secondary coil 10 of a leakage transformer 8 is subjected to full-wave rectification in a circuit 12 and is applied to a capacitor (C) 16. A flash lamp 20 is discharged momentarily by electric charge charged to the C16 to perform fixing. An input current phase advancing means 36 and a controlling means 38 for the means 36 are provided in the input side of the transformer 8. The means 36 consists of Cs 24, 26, and 28 for advancing the phase of an input current and switch means 30, 32, and 34 which insert these Cs to the circuit selectively. The means 38 detects the change of the input current subjected to full-wave rectification in a circuit 40 and controls switching of means 30, 32, and 34 through a switching circuit 50. Since the advanced input current value is controlled in this manner, a delated input current is limited effectively.
Patent JP-H08240001-A (JP)
Title: Surface treatment for concrete formwork
Inventor: SUZUKI SHOYA
IPC: E04G9/06
Filed: 1995-03-03
Abstract: PURPOSE: To prevent a separating material from being repelled by forming numberless scars on the surface of a face plate of a concrete formwork by a shot blast and then applying a separating material. CONSTITUTION: Roughening treatment is conducted for the surface of a concrete forming surface 6 which is the surface of a face plate 2 of a concrete formwork 1 formed by a metallic plate by a shot blast to form numberless fine scars when sand collides. After that, a separating material is applied to the concrete forming surface 6. As numberless projected and recessed parts are provided on the roughened concrete forming surface 6, an oily separating material is retained in the respective projected and recessed parts, so that the separating material can be uniformly applied without being repelled. Accordingly, in the above concrete formwork 1, a separating work from concrete can be facilitated and sticking of concrete can be prevented.  If a steel plate, the surface of which is coated with zinc by molten dipping is used as a material for the formwork 1, the corrosion-resisting capability can be improved.
Patent JP-2000243414-A (JP)
Title: Solid electrolyte type fuel cell
Inventor: SUZUKI MINORU
IPC: H01M8/12
Filed: 1999-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a solid electrolyte type fuel cell capable of enhancing power generating performance by enhancing gas diffusivity of an air electrode tube and electron conductivity of the air electrode tube. SOLUTION: This solid electrolyte type fuel cell comprises: an inter-connector 2 at a portion in a circumferential direction and a cylindrical electrolyte layer 3 at the other portion around an air electrode tube 1 as a structure supporter made of a porous material and formed into a cylindrical shape; and a cylindrical fuel electrode 4 around the electrolyte layer 3. A plurality of oxygen-containing gas introducing passages 8 for supplying oxygen-containing gas in a direction of the length of a cylinder are juxtaposed with intervals along the circumferential direction of the air electrode tube 1 at the intermediate portion in a radial direction of the air electrode tube 1.
Patent JP-H03247605-A (JP)
Title: Production of styrene-based polymer
Inventor: HIGASHIMURA TOSHINOBU
IPC: C08F12/00
Filed: 1990-02-26
Abstract: PURPOSE:To obtain the title polymer with narrow molecular weight distribution through cationic polymerization-based living polymerization process by polymerizing a specific styrene in the presence of a protonic acid, Lewis acid and quaternary ammonium salt. CONSTITUTION:The objective polymer can be obtained by polymerization of a styrene of the formula (R<1> is monovalent organic group; R<2> is H or methyl; n is 0-5) (pref. styrene) in the presence of a protonic acid (pref. CH3SO3), a Lewis acid (pref. SnCI4 or SnBr4) and a quaternary ammonium salt (pref. tetraalkylammonium chloride) at pref. <=40 deg.C. When the numbers of moles of the protonic acid, Lewis acid and quaternary ammonium salt to be used are expressed as A, B and C, respectively, it is preferable that B/A and C/A be each 1-50.
Patent JP-H01220682-A (JP)
Title: Multilayer cone
Inventor: FUJIWARA SHIGERU
IPC: B65H55/00
Filed: 1988-02-27
Abstract: PURPOSE:To obtain a multilayer cone which can be separated into plural parts at need by taking a conical take-up tube and a yarn wound round the tube as one unit, and disposing such unit in multilayer concentrically. CONSTITUTION:A conical take-up tube 1 and a yarn 2 wound round the tube are taken as one unit, and such unit is disposed in multilayer concentrically. A multilayer cone of the above structure is such that each one unit of the take-up tube 1 and the yarn 2 wound round the tube is a taper cone. Accordingly, in case of separating the cones at need, the inner cone can be easily pulled out because the respective units are tapered so as to be used as an individual cone. In the case where the yarn 2 between the inner and outer cones is manufactured in a continuous state, the yarn can be used sequentially from the outer cone first similarly to the conventional single cone. In that case, the take-up tube between cones is sequentially removed.
Patent JP-S56141996-A (JP)
Title: Coated arc welding rod for stainless steel
Inventor: MINATO SHIYOUJI
IPC: B23K35/365
Filed: 1980-04-05
Abstract: PURPOSE: To obtain welding rods which can be used as any position and which exhibits excellent welding operability and joint performance, by mixing specified proportion of calcium titanate, rutile, calcium carbonate, manganese oxide, and iron oxide.  
     CONSTITUTION: The coating material is prepared by mixing 7.5W60% melted starting material composed of calcium titanate and/or 30W45% CaF 2  and the rest titanium oxide and calcium oxide and calculated in terms of compounds of titanium oxide and calcium oxide, 1W60% rutile, ≤35% calcium carbonate, 2W20% manganese oxide and/or iron oxide, and the coating material is coated on a core wire of stainless wire. The phosphorus and sulphur contents in the coating material are limited to ≤1.5%. Moreover, by limiting the O 2  content of stainless steel core wire to ≤0.05%, the seizure of slag can be prevented surely. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S60191759-A (JP)
Title: Inner surface polishing method
Inventor: KUROBE TOSHIJI
IPC: B24B37/00
Filed: 1984-03-10
Abstract: PURPOSE:To closely polish a workpiece without causing one-sided polishing or roughness in the surface of its bore by encapsulating a mixed liquid of a magnetic fluid with abrasive grains in said bore of the workpiece, rotating the workpiece while giving a magnetic field to cause magnetic retention to act on said abrasive grains, when polishing the inner surface of a cylindrical pipe. CONSTITUTION:A pair of electromagnets 2, 3 which are connected to a D.C. power source, are placed on the right and left of a workpiece 1 of a cylindrical pipe. In iron cores 4 and 5 which run through the electromagnets 2 and 3 respectively, a magnetic pole 6 which is nearer to the workpiece 1 is made N pole and the other magnetic pole 7 is made S pole. The workpiece 1 is fixed to work holders 8, 9, through which it is rotated. As for machining procedure, one end of the workpiece 1 is plugged by a rubber plug, and a mixed liquid of a magnetic fluid with abrasive grains is fed into its bore. Then, the other end of the workpiece is also plugged by a rubber plug, to encapsulate said mixed liquid within the workpiece 1, which is mounted on the work holders 8, 9 and rotated while being subjected to a magnetic field, to carry out the polishing of the inner surface.
Patent JP-S55139305-A (JP)
Title: Herbicide
Inventor: WAKABAYASHI OSAMU
IPC: A01N37/32
Filed: 1979-04-13
Abstract: PURPOSE: A herbicide effective against true grass, broadleaf weeds, particularly perennial weeds for rice plant culture, having a great herbicidal activity in soil treatment of plowed fields and flooding treatment.  
     CONSTITUTION: A hervicide comprising a fetrahydrophthalimide of formula I (X is Cl or Br; Y is H or Cl; R is 2W5C alkyl group) as an active constituent. The herbicide has a much greater herbicidal activity in soil treatment of plowed fields and flooding treatment than any other tetrahydrophthalimide. In the case of plowed fields, a compound of formula I (Y is H; X is Cl or Br; and R is ethyl, propyl, or isopropyl group) is most preferred. In the case of flooding treatment, a compound of formula I (Y is H; X and Y are Cl; R is ethyl, propyl, or isopropyl group) is preferred. The herbicide is effective in controlling perennial weeds, e.g. Heraomodaka (Alisma canaticulatum A.Br. et Bouche), arrowhead, or water chestnut, in rice plant culture. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H03248487-A (JP)
Title: Fiber type double band light amplifier
Inventor: KATSUYAMA YUTAKA
IPC: H01S3/0915
Filed: 1990-02-26
Abstract: PURPOSE:To amplify two-wave length bands by using fluoride glass as fiber material, and doping the fluoride glass with Nd and Er so that they may be in the relation of codoping. CONSTITUTION:This is the one where fluoride glass is doped with Er and Nd by several tens to 1000ppm apiece, preferably, 500ppm apiece so that they may be in the relation of codoping. The dope fiber 1 is the one wherein the energy level of Nd is changed by each component of fluoride glass and Er so that the amplification with 1.3mum band may be possible. When the signal light and the exciting light emitted from an excitation light source 2 are united in a coupler 3 and it is entered in a dope fiber 1, the power of the exciting light amplifies the signal light within the dope fiber 1, and it is emitted, becoming an amplified signal. Accordingly, the light signals of both wave lengths of 1.3mum and 1.5mum used for communication can be directly amplified, respectively, with one dope fiber.
Patent JP-S55136538-A (JP)
Title: Mold sand of excellent collapsing property
Inventor: HATANO YOSHIYO
IPC: B22C1/02
Filed: 1979-04-12
Abstract: PURPOSE: To obtain mold sand excelling in collapsing property and easy to control and handle, by adding more than one kind of petroleum base, animal and vegatable base waxes in the water glass base mold sand or cement mold sand, and scattering in the form of powder or grains among sand grains.  
     CONSTITUTION: This is mold sand consisting of 100pts.wt. of silica sand, olivin  sand or zirconium sand, and 0.1W5pts.wt. of collapsing agent which should contain  more than one kind of pertroleum base, animal and vegetable base waxes. When  this mold sand is heated at the time of casting, said collapsing agent elutes and the  eluates disperses widely in the gaps of sand grains and is carbonized. The wax  melts at a low temperature of 80W120°C, and cavities are formed in the positions of elution, and the mold becomes porous. Thereafter, this porous structure becomes absorbing part of compressive force generated in the process of solidification of the sand or castings bulging out due to heating, so that breakdown of the mold may be prevented. In addition, the castings molded with this mold sand exhibits a notable collapsing property in the shake-out process, thereby increasing the productivity. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H01254616-A (JP)
Title: Cosmetics composition for holding hair
Inventor: KURISUTEIINU DEYUPII
IPC: A61K8/81
Filed: 1989-02-23
Abstract: PURPOSE: To prepare a cosmetic composition for retaining hair comprising an oxazoline polymer and 2-hydroxy-4-methoxybenzophenone-5-sulfonic acid or its salt. CONSTITUTION: This cosmetic composition for retaining hair is prepared by compounding at least one oxazoline polymer represented by the formula [R1 is a 1-4C lower alkyl; (n) is a value so as to provide at least 10, 000 molecular weight] and at least one 2-hydroxy-4methoxybenzophenone-5-sulfonic acid or its salt in water and/or an organic solvent such as an alcohol. The amounts of the compounded ingredients based on the total weight of the whole composition are 0.2-10wt.% compound represented by the formula, 0.05-2.5wt.% 2- hydroxy-4-methoxybenzophenone-5-sulfonic acids and 5-70wt.% alcohol. The composition is applied in the form of a lotion, a misty material or a spray and preferably packaged as an aerosol in order to produce a lacquer on the hair.
Patent JP-H11242382-A (JP)
Title: One-component toner developing device
Inventor: IWAMATSU TADASHI
IPC: G03G15/08
Filed: 1998-02-26
Abstract: PROBLEM TO BE SOLVED: To prevent the deterioration of image quality at the time of developing by preventing the dielectric breakdown or the over current of a toner layer at the time of performing development with one-component toner by using a low-resistance developing roller. SOLUTION: The resistance value Rd of the developing roller 41 carrying and feeding one-component toner 10 so that the roller 41 may come in contact with a photoreceptor 1 carrying an electrostatic latent image is defined as Rd=ρd.(Dd1/S1) assuming that the area of a part where the roller 41 comes in contact with a latent image carrier through the toner layer 45 is S1 (cm<2> ), the layer thickness of a semiconductor layer constituting the roller 41 is Dd1 (am), and the volume resistivity thereof is ρd(-Ω.cm), and the range of the resistance Rd is 10<4> <Rd<10<5> , and the resistance Rt(Ω) of the toner layer is set to Rt>5×10<7> . The excellent development is realized in the low-resistance roller 41, and the dielectric breakdown or the over current by the roller 41 is prevented owing to the resistance value of the toner layer.
Patent JP-S61235207-A (JP)
Title: Wheel for vehicle
Inventor: UIRIAMU SUTANRII UDEERU
IPC: B60B21/12
Filed: 1986-03-01
Abstract: PURPOSE:To make possible to support an air leaking tire and thereby improving running stability by installing a tread supporting member, unifiedly with the well part between two bead seats, which protrudes to the outside in the radial direction and extending in the circumferential direction. CONSTITUTION:A wheel rim has a pair of bead seats 1, 2 extending in the circumferential direction, with these bead seats 1, 2 running outward in the radial direction and forming a flange 3 at their ends. In the center of the wheel rim, a well part 6 is formed, with the well part 6 being divided by a flange 9 extending outward in the radial direction into a pair of well parts 7, 8. The flange 9 protrudes in a circumferential form, and at its end a support ring 10 made of a cylindrical steel member is attached, forming a tread supporting member. The support ring 10 is formed bendingly so that its section almost shapes at arc. At the time of tire puncture, the support ring 10 supports a tread 13, allowing the continuation of running.
Patent JP-H07228727-A (JP)
Title: Non-staining composition for colored tire rubber and protective material
Inventor: OTA YASUSHI
IPC: C08K3/26
Filed: 1994-02-18
Abstract: PURPOSE:To obtain a composition which prevents a colored tire rubber, e.g. a white rubber on a tire wall, from suffering a color change caused by pollution. CONSTITUTION:This composition comprises a polymer ingredient and 10-150 pts.wt. white filler, the polymer ingredient comprising 10-100 pts.wt. non-staining butyl rubber as a stabilizer. The cost of a sheet of this composition per tire is about one half of that of conventional adhesive films.