baber/WOPTO huggingface dataset:
Patent JP-H0987876-A (JP)
Title: Pickling treatment of steel strip and equipment therefor
Inventor: YAMAZAKI SHINJI
IPC: C23G3/02
Filed: 1995-09-26
Abstract: PROBLEM TO BE SOLVED: To improve the yield of pickling by weighing a steel strip in the outlet side and inlet side of a pickling vessel and adjusting the concn. of a pickling liquid in such a manner that a pickling loss-component does not exceed the set loss- component. SOLUTION: The coiled steel strip is subjected to the pickling treatment at a specified transporting speed in continuous annealing equipment composed of X-side skids 1 for holding the coiled steel strip, a steel strip weighing device 2, an annealing furnace 3, a pickling treating vessel 4, an outlet side skid 5 and a treated steel strip weighing device 6. At this time, the results of the measurement of the steel strip before and after the pickling treatment in the weighing devices 2, 6 are inputted to a process computer 7, by which the pickling loss-component is calculated.  A concn. adjuster 8 is operated by the command from the process computer 7 which minimizes the picking loss to supply the acid or the washing water to the pickling treating vessel in accordance with the comparison of the calculated values and the required min. pickling loss-component or target pickling loss-component by which the pickling liquid concn. in the tank is adjusted. A means for adjusting the temp. of the pickling liquid or adjusting the immersion length of the steel strip in the pickling liquid by moving the steel strip upward and downward is adoptable as well in place of this concn. adjustment.
Patent JP-H0584933-A (JP)
Title: Line printer
Inventor: FUWA TETSUJI
IPC: B41J2/515
Filed: 1991-09-26
Abstract: PURPOSE:To constitute the title printer so that driving is made possible by a small-capacity power source and driving control of a line head where printing speed also is not lowered extremely can be performed, by a method wherein a block which is tuned ON in one time according to a number of dots within one line is decided. CONSTITUTION:The title line printer is constituted so that a key board 102 selects a desired letter and a signal is sent to a CPU101 by pushing a punching key. A driver 105 is constituted so that it turns ON dots each of a thermal head 7 according to the signal for from the CPU101. The driving power source 106 is constituted so that electric power necessary to turn ON dots each of the thermal head 7 is supplied to the driver 105 and sixty four dots out of the total number of dots of the thermal head 7 can be turned ON at the same time by its maximum supply electric power.
Patent JP-H0776676-A (JP)
Title: Protective film for pvc-covered steel plate
Inventor: TSUKATANI TOSHIHIKO
IPC: C09J7/02
Filed: 1993-09-08
Abstract: PURPOSE:To produce the film composed of a vinylidene fluoridebased resin layer and an adhesive layer having a specified composition while effectively preventing the adhesive layer from developing a cracking in the course of a bending process without impairing characteristics of the vinylidene fluoride-based resin, e.g. weathering resistance or chemical resistance or adhesion. CONSTITUTION:This film is composed of (A) a vinylidene fluoride-based resin layer (preferably 15 to 30mum thickness) and (B) a layer prepared by blending (i) 100 pts.wt. graft copolymer synthesized by grafting an organic amine (preferably a secondary amine such as diethylamine) on a copolymer [preferably a copolymer containing 20 to 50wt.% unit derived from methyl methacrylate and/or ethyl methacrylate and 50 to 80wt.% unit derived from another (meth) acrylic acid ester] composed of at least two kinds of (meth)acrylic acid ester units with (ii) 6 to 20wt.% polyethylene glycol-modified epoxy compound of the formula [(n) is 9 to 22]. In addition, the thickness of the layer (B) should preferably be 10 to 20mum.
Patent JP-S62107576-A (JP)
Title: Picture display device
Inventor: FUJIMOTO KIYOJI
IPC: G09G5/18
Filed: 1985-11-05
Abstract: PURPOSE:To simplify a synchronizing circuit by hourly starting a vertical counter reset pulse without a time delay at every display field in terms of an interlace display. CONSTITUTION:In terms of a composite video signal 6 inputted from a composite video signal source such as television broadcasting, its video signal component is removed by a synchronizing separator circuit 7, and taken out as a composite synchronizing signal 8. A vertical synchronizing separator circuit 9 digitally extracts only a vertical synchronizing signal 9A. Moreover a synchronizing circuit 11 synchronizes the vertical synchronizing signal 9A with the output signal 19A of a horizontal synchronizing signal equalizing circuit, and a vertical reset pulse generator circuit 12 applies a vertical counter reset signal 14A to a vertical counter 3. A horizontal reset pulse generator circuit 13 generates a horizontal counter reset signal 15A to apply it to a horizontal counter 2. Then the phase relationship between both reset signals 14A and 15A becomes equal in odd and even fields, and a read start position is the upper-left end in each upper field on a screen.
Patent JP-H04125752-A (JP)
Title: Soft error detecting system
Inventor: KIHARA YASUHIDE
IPC: G06F12/16
Filed: 1990-09-18
Abstract: PURPOSE:To detect soft error by providing a sum check part to execute the sum check of a program on a volatile memory and executing the sum check by the sum check part while operating the program. CONSTITUTION:A normal operation is executed by an application program and when one task is completed, a check sum preparation part 5 in a sum check part 4 prepares a check sum. This check sum is prepared for each task of the application program and afterwards, a comparator 6 compares the check sum with a check code (reference value) so as to execute the sum check. This compared result is detected by an error detection part 7.
Patent JP-H0191402-A (JP)
Title: Manufacture of soft magnetic ferrite of hexagonal crystal
Inventor: NARUMIYA YOSHIKAZU
IPC: H01F1/34
Filed: 1987-10-02
Abstract: PURPOSE:To make it possible to obtain soft magnetic characteristics by a method wherein one or more kinds ot water-soluble salt are mixed into a specific raw oxide as a flux, a heat treatment is conducted thereon at 1000-1400 deg.C, and the flux is removed by dissolving it into water after it has been cooled. CONSTITUTION:One or more kinds of water-soluble salt, as a flux, are mixed into the raw oxide which is formed in such a manner that at least a kind of the magnetic oxide having the composition of (AO)a(Me1-xCOxO)b(Fe2-yDyO3)c will be grown, and the mixture is heat-treated at 1000-1400 deg.C. After the mixture has been cooled down, the flux is removed by dissolving it into water, and the magnetically soft powder consisting of tabular grains is obtained. The A in the above-mentioned composition contains at least a kind of the alkaline earth metal such as Ba, Sr and the like, Me contains at least a kind of bivalent Fe, Ni, Zn, Mn, Cu, Cd, Mg and (Fe<3+>+Li<1+>)/2, and D contains at least a kind of trivalent Al, Mn, Cr, Ga and (Co<2+>+Ti<4+>)/2. As a result, soft magnetic characteristics can be improved.
Patent JP-2000073712-A (JP)
Title: Cam follower device for valve system of engine, and manufacture thereof
Inventor: HIGUCHI SEIJI
IPC: F01L1/14
Filed: 1998-09-02
Abstract: PROBLEM TO BE SOLVED: To reduce the wear of the parts slidingly contacted the axial direction end surface of a roller on the inside surface of a pair of support walls provided on a rocker arm and at the same time, ensure the durability of the outer periphery surface of this roller. SOLUTION: The hardness of the axial direction both end surfaces 12, 12 of a roller 10 is made lower than that of the outer periphery surface 11 of the roller 10. Favorably, when a rocker arm is made by an aluminum alloy, the hardness of respective axial direction end surfaces 12, 12 is made to Hv 800 or less and also their surface roughness is made to 0.3 μm Ra or less. At the manufacturing time of the roller 10, a shot peening is applied onto the outer periphery surface 11 of the roller 10 under such state that the axial direction both end surfaces 12, 12 of the roller 10 are piled up together mutually.
Patent JP-2001073137-A (JP)
Title: Deposition of thin film and its system
Inventor: YAMAZAKI MUTSUKI
IPC: C23C14/50
Filed: 1999-09-02
Abstract: PROBLEM TO BE SOLVED: To accelerate the film deposition rate and to improve the productivity by almost vertically placing a heated substrate and at least a pair of solid raw materials provided so as to be confronted, executing discharge on the space between the solid raw materials in an atmosphere contg. rare gas, depositing a thin film on the surface of the substrate and parallelly moving the substrate. SOLUTION: For example, a substrate 13 having a diameter of about 50 mm is heated at 600 to 850 deg.C by the radiation heat of a heated member heated at 800 to 1,000 deg.C by a lamp heater. Next, a gaseous mixture of Ar and oxygen of about 1:3 is flowed at a fixed flow rate, and the pressure in the vessel is controlled to about 0.05 Torr. A disklike target 14 (solid raw material) of about 100 mm diameter in which a compd. composed of Y, Ba and Cu is arranged at least on the surface is connected with a high frequency power source of about 13.56 MHz via a matching box, the space between the pair of targets is fed with electric power of about 200 W to generate plasma, and a film is formed. The substrate 13 is parallelly moved at a rate, e.g. of about 0.05 m/h on or below the target 14.
Patent JP-2000074314-A (JP)
Title: LOW NOx OIL BURNER
Inventor: MATSUDA KENJI
IPC: F23C99/00
Filed: 1998-09-02
Abstract: PROBLEM TO BE SOLVED: To reduce the generation of NOx surely and efficiently. SOLUTION: A combustion cylinder 1 in which air is blown off from an extremity opening is provided, and a nozzle holder 2 is provided on the center position of the extremity opening of the combustion cylinder 1. Further, a plurality of oil jet nozzles 3 are arranged along the extremity outer periphery end of the nozzle holder 2 with a predetermined central angle pitch and a predetermined tilt angle θ2 to an outer diameter direction relative to a shaft center P.
Patent JP-H0558754-A (JP)
Title: Porous calcia molded body and its production
Inventor: MATSUDA KENICHIRO
IPC: C04B38/00
Filed: 1991-09-03
Abstract: PURPOSE:To produce a porous calcia molded body having high porosity and high strength or hardness. CONSTITUTION:A uniform mixture of 100 pts.wt. calcium carbonate powder with 0.5-5 pts.wt. calcium fluoride powder is compression-molded and the resulting compression-molded body is fired at 1,000-2,000 deg.C until the calcium carbonate is practically converted into calcia. Thus, the objective porous calcia molded body having >=50% porosity and >=50kg/cm<2> bending strength or >=0.5kg/ grain crushing strength and made pratically of calcia is produced.
Patent JP-H03109787-A (JP)
Title: Apparatus for stabilizing frequency of semiconductor array laser
Inventor: SEKINE SATOSHI
IPC: H04L5/00
Filed: 1989-09-25
Abstract: PURPOSE:To enable stable operation with a simple structure independent of the number of laser elements by a method wherein respective oscillation light frequencies of laser elements are controlled to specific oscillation light frequencies respectively according to characteristics of the laser elements with respect to one laser element. CONSTITUTION:Each oscillation light frequency of each laser element of a semiconductor array laser 10 is set with specific equal frequency intervals by a driving means 11, an output light of one laser element is collected by a light distinguishing means 14, the light is converted to light intensity according to the oscillation light frequency and sent to a detecting means 16. The detecting means 16 compares this received signal intensity with reference signal intensity of specific oscillation light frequency to detect a frequency shift amount for the specific oscillation light freuqnecy on one laser element. A feedback means 17 controls the driving means 11 so that the oscillation light frequency matches the specific oscillation light frequency based on the detected frequency shift amount of one laser element. Thus an apparatus independent of the number of laser elements can be obtained.
Patent JP-H02203605-A (JP)
Title: Temperature compensation crystal oscillator
Inventor: UCHIDA TAKASHI
IPC: H03B5/32
Filed: 1988-09-30
Abstract: PURPOSE:To reduce power consumption and to obtain an excellent temperature characteristic by dividing a temperature area to be kept within the standard of an oscillation circuit into plural areas and compensating selectively each area by means of a constant temperature oven and voltage control or direct system. CONSTITUTION:A voltage controlled type oscillation circuit 1 is contained in a constant temperature oven 3 as a temperature compensation oscillator. The oscillation circuit 1 uses an AT-cut crystal vibrator 2 as an oscillator to form a Colpitz circuit network and its temperature characteristic is formed to be a cubic curve having an inflection point near room temperature. A temperature compensation circuit comprising a compensation voltage generating circuit 7 and a voltage variable capacitive element 8 is connected to the oscillation circuit 1 so that the compensation voltage having an opposite characteristic to the temperature characteristic of the oscillation circuit 1 is applied to the voltage variable capacitive element 8 in the standard temperature range. The area of the oscillation circuit 1 to be kept within the standard is divided into plural areas and each area is compensated by the constant temperature oven 3 and the voltage control or direct control system selectively in this way to reduce the power consumption and to obtain an excellent temperature characteristic.
Patent JP-H04131655-A (JP)
Title: Centralized type air conditioning apparatus
Inventor: MUTO NOBORU
IPC: F24F11/76
Filed: 1990-09-20
Abstract: PURPOSE:To stepwisely vary an air volume and to prevent hissing noise from a damper opened slightly by providing an opening sensor to be operated from the position where the damper is fully opened to that of a set opening in each branch duct, and so controlling the air volume as to reduce in response to the number of the operating sensors. CONSTITUTION:An inverter control unit 30 of an air volume control unit 10 of each room 7 sends a control signal inversely proportional to an operating limit switch 29 to an inverter 31. The inverter 31 converts a frequency to be supplied to a fan motor of a blower 3 to a value corresponding to the control signal value, and controls the rotating speed of the motor. An opening sensor 22 is operated only when each damper 13 is moved in a direction for closing itself at a preset position as a boundary, and so controls the air volume of the blower 3 as to reduce based on the number of the sensors 22, i.e., the number of the dampers 13 closed from the set position.
Patent JP-H1081554-A (JP)
Title: Concrete hardened form using fluidized bed coal ash
Inventor: TASHIRO CHUICHI
IPC: C04B28/02
Filed: 1996-08-31
Abstract: PROBLEM TO BE SOLVED: To obtain high-early-strength concrete through utilizing fluidized bed coal ash. SOLUTION: This concrete hardened form is obtained by the following process: cement is admixed with fluidized bed coal ash and pulverized fly ash followed by kneading the mixture with an alkaline reaction promoter solution <=7wt.% in concentration and then heating and pressurizing the kneaded product at < 100 deg.C; alternatively, furthermore, the ready-mixed concrete obtained above is laid on a roadbed or under-floor bound ground and subjected to roll compaction followed by laying heated asphalt concrete on the above concrete prior to or just after hardening and subjecting the asphalt concrete to roll compaction.
Patent JP-2000075098-A (JP)
Title: X-ray spectral element
Inventor: KITAMOTO SHUNJI
IPC: G21K1/06
Filed: 1998-09-02
Abstract: PROBLEM TO BE SOLVED: To achieve accurate spectrophotometry by setting the thickness in a range where the diffraction of incident X rays occurs to a value that ranges from several thousands times larger than the wavelength of X rays to approximately the same thickness. SOLUTION: An X-ray spectral element 10 is made of a laminar reflection surface (a thin-film single crystal with a plurality of crystal surfaces 11 that are aligned in parallel one another in up/down directions), and a thickness (b) of the crystal surfaces 11 is formed to be a thickness within a range for generating the diffraction of X rays to be measured, for example, within a range from several thousands of times larger than the wavelength of incident X rays to approximately the same thickness. In this case, the incident X rays enter each crystal surface 11 of the X-ray spectral element 10 within a glancing angle of ϕ.  Then, the reflection conditions of X rays for forming the relationship among an interval (d) of the laminar reflection surface, the glancing angle ϕof X rays, an angle difference of θ between the emission and incidence angles of X rays, a wavelength λ of X rays, and a positive integer (n) are expressed by d.sinϕ+d.sin(ϕ+θ)=nλ.
Patent JP-S61127829-A (JP)
Title: Method and device for refining metal
Inventor: NATSUME TOSHIO
IPC: C22B26/22
Filed: 1984-11-26
Abstract: PURPOSE:To separate and recover a high-purity metal from an alloy containing the metal as a low-percent constituent, by forming a solid massive intermetallic compound by cooling a molten alloy of the metal to be recovered and other metals and vaporizing the metal to be recovered by heating the intermetallic compound. CONSTITUTION:A molten alloy 39 of a metal to be recovered and other metals having different vapor pressure is introduced into a molten metal holding furnace 31 by actuating heaters 35-38 and vacuum pumps 42-44. Then the molten alloy 39 is introduced into a low-temperature holding furnace 32 and cooled and a solid mass 40 of an intermetallic compound of the metal to be recovered and other metals is produced. The produced solid mass 40 is introduced to one end of a conduit 46 by means of a bucket 47 and loaded into an evaporizing furnace 33. In the furnace 33, the solid mass 40 is heated and melted into a molten metal 41 and the vapor of the metal to be recovered is preferentially produced. The produced vapor is made to flow into a condensation furnace 34 through a conduit 50 and condensated into a molten metal 57. The molten metal 57 is taken out through an opening/closing valve 59.
Patent JP-S60137802-A (JP)
Title: Production of synthesis gas
Inventor: SHINDOU KATSUO
IPC: C01B3/36
Filed: 1983-12-26
Abstract: PURPOSE:Partial oxidation of liquid hydrocarbon in the presence of molecular oxygen and steam is conducted in a furnace in the coexistence of an appropriate amount of nitrogen to produce synthesis gas without erosion of the installation. CONSTITUTION:In the production of synthesis gas where partial oxidation of liquid hydrocarbon such as naphtha cracking product is conducted in the presence of molecular oxygen and steam in a furnace such as a shell furnace and the synthesis gas is separated after washing with water, the partial oxidation is carried out in the coexistence of nitrogen in an amount of 4-5NM<3> per 1t of the liquid hydrocarbon. Thus, the ammonia is increased in the rinsing slurry obtained from the above hydrocarbon of low nitrogen content to raise the pH and prevent the parts contacting with slurry-water in the installation from being eroded by oxidation.
Patent JP-H1181428-A (JP)
Title: Rainwater storage and infiltration device
Inventor: HIRAO KENJI
IPC: E03F1/00
Filed: 1997-09-12
Abstract: PROBLEM TO BE SOLVED: To provide a rainwater storage and infiltration device capable of storing rainwater and infiltrating the stored rainwater into the ground and capable of being simply installed without being fixed to the outer wall of a building. SOLUTION: The inside of a resin tube 1 is partitioned into the right and left chambers by a partition wall 4 perpendicular to the tube axis, both end sections are closed by cap-like closing members 2a, 3a, a storage tank 2 having an inflow port 21 a receiving rainwater through a rain gutter 6 is formed on one side, and an infiltration tank 3 is formed on the other side. The storage tank 2 and the infiltration tank 3 are communicated through a communication tube 41 provided on the partition wall 4. When the water level of the rainwater in the storage tank 2 exceeds a prescribed level, the rainwater in the storage tank 2 flows into the infiltration tank 3 through the communication tube 41 and is infiltrated into the ground through many infiltration holes 31 bored on the lower wall of the infiltration tank 3.
Patent JP-H0191848-A (JP)
Title: Dental treatment apparatus equipped with laser handpiece
Inventor: HOTTA MITSUHIKO
IPC: A61C1/08
Filed: 1987-10-01
Abstract: PURPOSE:To easily and efficiently execute dental treatment of contents over plural kinds, by mounting a laser treatment handpiece capable of at least performing the irradiation with laser beam and a control means for controlling the operation of said handpiece. CONSTITUTION:A semiconductor laser generator 22, a water supply pipe 24A and an air supply pipe 25A are parallelly provided in the leading end head part 21A of the long cylindrical grip main body 21 of a handpiece. An operation lever 34 is provided in connection with a water supply valve mechanism 32 having a function supplying and blocking water and the other operating lever 35 is provided in connection with an air supply valve mechanism 33 having a function supplying and blocking air. A mode selecting operating switch 40 is arranged to the side surface of the head part 21A of the grip main body 21, and water supply operation and laser irradiation operation can be selectively changed over by an operation output change-over control means 55. As mentioned above, since operation making various dental treatments possible can be performed by one treatment stand main body, plural kinds of treatments can be executed efficiently in an extremely easy manner.
Patent JP-H0299208-A (JP)
Title: Manufacture of steel sheet
Inventor: KURAHASHI MOTOFUMI
IPC: B21B1/22
Filed: 1988-10-04
Abstract: PURPOSE:To obtain a steel sheet with high brightness of reflectivity by printing fine patterns on the surface of a rolling roll by screen printing, forming fine patterns on the surface by etching or plating and transferring the patterns on the sheet surface by use of the roll. CONSTITUTION:Fine patterns are drawn on a master drawing 1 and are picked up on a negative plate 2. A photosensitive resin film 4 is formed on a screen net 3 on which the negative plate 2 to be printed, put the plate 2 on the net 3, and printing and developing are performed with exposing device 5. The screen net 3 having fine patterns is completed by drying the net 3 and the fine patterns are printed on a roll surface 8 by putting an acid resistant ink 6 on the net 3. Parts of the roll surface except inked parts are removed to form recessed parts by etching or a plating layer 9 is formed on parts except the inked parts to form embossed parts. Uniform fine rugged patterns are formed by removing the ink by an alkaline aqueous solution and rolling of a steel sheet is performed by use of the roll. Hence, a steel sheet with high brightness of reflectivity having high glossiness is manufactured.