baber/WOPTO huggingface dataset:
Patent JP-H01140888-A (JP)
Title: Video tape recorder
Inventor: SAKAMOTO ETSURO
IPC: H04N9/83
Filed: 1987-11-26
Abstract: PURPOSE:To deal with the color video signal of a wide band, and at the same time, to prevent the deterioration of the vertical resolution of a reproduced color picture at the time of high density recording by providing a recording system with two stages of subtraction type comb line filters, which are cascade- connected. CONSTITUTION:The low band component of a carrier chrominance signal, taken out from the comb line filter 21 and a band-pass filter 22, is supplied to a frequency conversion circuit 24 through an ACC circuit 23, and after being frequency converted, it is recorded in a magnetic tape T by rotary magnetic heads HA, HB through an addition circuit 16 and a recording amplifier 17. The low band component of the chrominance signal, obtained by the comb line filter 26 and the band-pass filter 27, is supplied to a subtracter 13, and the high band component of a luminance signal and the carrier chrominance signal is outputted from this subtracter 13. This signal is FM modulated by an FM modulator 15, and is frequency-multiplexed with the converted low band component from the frequency conversion circuit 24, and is recorded on the magnetic tape T.
Patent JP-H06256078-A (JP)
Title: Setter material for mim coated with inorganic coating agent and its production
Inventor: TAKEDA YUUKICHI
IPC: C04B41/87
Filed: 1992-11-09
Abstract: PURPOSE:To provide an improved setter material for MIM (metal powder injection molding), imparted with excellent surface characteristics to resist the reaction with the raw material for MIM and having light weight and excellent processability, heat-resistance and thermal shock resistance and to provide a process for producing the setter material. CONSTITUTION:A surface of a setter material for MIM is coated with an inorganic coating agent produced by mixing a binder to a zirconia-based material containing >=10wt.% of zirconia. Preferably, the zirconia-based material is a carbonaceous setter material and the binder is an inorganic polymer resistant to decomposition at high temperature and dryable at 18-400 deg.C. Ceramic particle aggregate produced by finely pulverizing and classifying the zirconia material is mixed with a binder composed of inorganic polymer, the obtained coating agent is applied to a carbonaceous setter material and the coating layer is dried at 18-400 deg.C to obtain the coated setter material.
Patent JP-S63154700-A (JP)
Title: Antigen peptide
Inventor: YAMAWAKI NAOKUNI
IPC: G01N33/564
Filed: 1986-12-17
Abstract: NEW MATERIAL:An antigen peptide of formula I (R1 is Glu, Thr or Pro; R2 is Ile, Lys or Ala; R3 is Thr, met or Leu; R4 is His or Tyr; R5 is Gln, Glu or Trp). USE:An agent for the examination or diagnosis of autoantibody titer of autoimmune neuropathy such as myasthenia gravis, etc., and reagent for adsorption and removal of autoantibody for the cleaning treatment of blood. PREPARATION:For example, a straight-chain peptide of formula II is synthesized by a solid-phase synthesis, dissolved in a carbonate buffer solution of 9.6pH and cyclized by forming a disulfide bond in N2 gas stream to obtain the peptide of formula I. It has been found that the level of autoantibody is high in a patient of myasthenia gravis, etc., and low in a healthy person, by fixing said antigen peptide to a 96-hole U-shaped polystyrene plate, blocking with a semi- serum albumin solution and reacting with various serums.
Patent JP-H04173058-A (JP)
Title: Production of yeast for feed
Inventor: MURAZUMI NAOYUKI
IPC: C12R1/645
Filed: 1990-11-06
Abstract: PURPOSE:To improve redyeing effect of astaxanthin in Phaffia rhodozyma by treating cells of a yeast capable of producing astaxanthin with an alkali solution having a specific pH. CONSTITUTION:Cells of a yeast capable of producing astaxanthin (e.g. Phaffia rhodozyma IFO 10129 strain) is dipped in an alkali solution (e.g. NaOH solution) having pH>=10 and treated at 0-130 deg.C for 1min to 1 day, and then separated from the alkali solution and washed with water.
Patent JP-H07126699-A (JP)
Title: Toilet stool-cleaning agent
Inventor: TAKANO IZUMI
IPC: C11D3/20
Filed: 1993-11-05
Abstract: PURPOSE:To obtain a cleaning agent capable of dissolving in cleaning water and cleaning the toilet stool surface and the trap part and the drain pipe part of the stool and preventing adhesion of stain and scale by forming a mixture of surfactant particles which are solid at ordinary temperature with a solid acid. CONSTITUTION:This cleaning agent consists of a pressure formed article of a mixture of (A) a solid acid such as fumaric acid, adipic acid, orthophthalic acid, succinic acid, maleic acid, methylenesuccinic acid or boric acid with (B) surfactant particles (e.g. particles of ethylene oxide-propylene oxide block polymer) which are solid at ordinary temperature. The cleaning agent does not soften or swell in a cleaning water tank and it is also capable of readily controlling the dissolving speed.
Patent JP-H05139501-A (JP)
Title: Garbage processing device
Inventor: FUJINO ETSURO
IPC: E03C1/00
Filed: 1991-11-15
Abstract: PURPOSE:To directly discharge garbage generated in a kitchen to an outdoor or underfloor drip processing tank to easily throw away the garbage, to prevent a stench from floating indoors, and to prevent the stench from flowing in from the drip processing tank side. CONSTITUTION:A sink 2 of an indoor dresser 1 and an outdoor or underfloor drip processing tank 3 are connected to each other with a discharge duct 4. A garbage accumulating part 5 temporarily stocking raw garbage is provided on the end part of the sink 2 side of the exhaust duct 4. A vessel-like rotating damper 6 is upward and downward rotatably attached to the bottom part of this garbage accumulating part 5. The rotating damper 6 is opened to directly throw away the garbage accumulated in the garbage accumulating part 5 to the drip processing tank 3 through the exhaust duct 4. Moreover, the rotating damper 6 is made to be horizontal to store water in the vessel-like rotating damper 6 under closed condition of the bottom part opening of the garbage accumulating part 5, and water sealed.
Patent JP-S62157317-A (JP)
Title: Magnetic head
Inventor: FURUSAWA HIDEFUMI
IPC: G11B5/29
Filed: 1985-12-28
Abstract: PURPOSE:To magnetically offset a leakage flux and to reduce cross talk by setting each core coil perpendicular to adjacent core coils through a shielding plate in terms of a magnetic head formed in-line. CONSTITUTION:The coil 6 of a control head core 3 is arranged at a right angle in the center of the coil 5 of a signal head core 2, and the lengths of the cores 2 and 3 are selected to satisfy l1>l2 l1/2. The leakage flux phi of the coil 6 joints in the vicinity of the center of the coil 5, and shunt to be fluxes phi1 and phi2 which bypass in the core 2. Since the phi1 and phi2 are of the reverse phases each other, the starting voltage of the coil 5 is offset. Accordingly the flux phiis set at a position satisfying N/2Xphi1=N/2Xphi2 with a coil number N given, and simultaneously the position of the coil 6 is decided to be the center of the coil 5 and set at a magnetically balanced position in consideration with the magnetic interference of the shielding plate. With this constitution, cross talk can be remarkably reduced to easily comprise plural in-line magnetic heads.
Patent JP-S63150737-A (JP)
Title: Error correction coding device
Inventor: KAMIYA KIYOUSUKE
IPC: H03M13/00
Filed: 1986-12-16
Abstract: PURPOSE:To make many FFs common by making each register in coding and decoding circuits of the titled device differ only the feedback position from each other, and switching the feedback location of each register by a control signal. CONSTITUTION:In the coding operation of a 14-byte error correction coder, a write signal is applied at first from a control circuit 70. Then data information bit is inputted to registers 10, 20, 30, 40 via a look ahead logic circuit 50. The circuit 50 uses 4 or 8 bit parallel constitution in each register and omitted in constituting each register serially. In the operation of decoding, a control circuit 70 supplies a read signal to each register similarly. Then each bit of the code data is inputted to the registers 10, 20, 30, 40 to vary the content of each register via each logic circuit. Logic circuits 11, 21, 31, 41 are used to for 4 or 8-bit parallel and they are omitted in case of serial constitution.
Patent JP-H11116237-A (JP)
Title: Production of crystalline aluminum hydroxide
Inventor: TOMITA TADAFUMI
IPC: C01F7/14
Filed: 1997-10-17
Abstract: PROBLEM TO BE SOLVED: To obtain a high purity aluminum hydroxide by adding a supersaturated aluminate solution into a mixed suspension of a mother liquor having specific concentration of total sodium hydroxide and aluminum with a crystalline aluminum hydroxide to perform crystallization reaction. SOLUTION: The mother liquor having 50-700 g/l total sodium hydroxide concentration and 0-300 g/l aluminum concentration is fed to a crystallization reaction vessel and the temp. is setted to a prescribed temp. in a range of 10-200 deg.C. Next the crystalline aluminum hydroxide is charged into the crystallization reaction vessel, controlled to have a prescribed concentration and kept as it is for 1-48 hr to dissolve a part of aluminum hydroxide and after that, the crystalline aluminum hydroxide is crystallized by mixing the supersaturated sodium aluminate solution intermittently, continuously and peridically with at least >=3 hr, preferably >= 12 hr interval and setting to a crystallization temp. to perform the crystallization reaction and the liquid after the crystallization is used for an etchant for an etching process.
Patent JP-H10125470-A (JP)
Title: Organic electroluminescent element
Inventor: ARAI MICHIO
IPC: H05B33/26
Filed: 1996-10-24
Abstract: PROBLEM TO BE SOLVED: To improve the adhesiveness of a film boundary face of a negative electrode, and to prolong the lifetime, and to improve the efficiency by including a silicide, which has a specified work function, in a negative electrode of an organic electroluminescent element. SOLUTION: An organic electroluminescent element has a positive electrode 22, a hole filling and transporting layer 23, a light emitting and electron filling and transporting layer 24, and a negative electrode 25 on a board 21. Silicide is included in the negative electrode 25 so as to obtain the work function at 4eV or less. As a silicide for obtaining a low work function, CaSi2 , Cr2 Si, Cr3 Si, VSi2 are used, and CaSi2 is desirable. These silicide can be deviated from the stoichiometric composition, and in the case of CaSix , Cry Si, VSiz , (x) is desirably set at 2±0.5, (y) is desirably set at 2±0.5 or 3±0.5, and (z) is desirably set at 2±0.5. Adhesiveness of a film boundary surface is improved by using these silicide. These silicide exists in the condition of single kind or combination of two or more kinds.
Patent JP-H10145294-A (JP)
Title: Optical signal receiving control circuit
Inventor: YAMADA JUNICHI
IPC: H04B10/67
Filed: 1996-11-12
Abstract: PROBLEM TO BE SOLVED: To provide an optical signal receiving control circuit, which can be adjusted easily without need special knowledge, in comparison to conventional examples and always and optimally adjusts an optical signal receiving circuit. SOLUTION: In an optical signal receiving circuit, a photodetector 1 receives an optical digital signal that is transmitted through an optical communication line, undergoes photoelectric conversion of it into an electric signal, an amplifier 2 amplifies the electric signal that has undergone photoelectric conversion, an identification circuit 3 identifies a code in the amplified electric signal and outputs an electric signal that represents a code. Here, an optical signal receiving control circuit 10, which controls the optical signal receiving circuit centralized controls each operation variable of the photodetector 1, the amplifier 2 and the device 3 by using control signals x1 to x4 , in order to minimize bit errors in the optical digital signal that is received through the optical communication line.
Patent JP-H05137205-A (JP)
Title: Current collector for rolling stock
Inventor: HIGAKI HIROSHI
IPC: B60L5/24
Filed: 1991-11-15
Abstract: PURPOSE:To sustain constant the stringing push up force of current collector by controlling a wind pressure regulating means based on a detection result of traveling speed and taking advantage of the wind pressure applied on a pressure receiving means. CONSTITUTION:A control means 12 controls a wind pressure regulating means 10 based on a detection result of a traveling speed detecting means 13. The control means 12 regulates the wind pressure B being applied on a pressure receiving means 11 through a wind pressure regulating means 10 so that inbalance of push up force due to lift, which depends on a previously calculated traveling speed, is compensated. Since inbalance of push up force can be compensated, stringing push up force can be sustained constant from low speed region to high speed region exceeding over 300km/h.
Patent JP-H03160461-A (JP)
Title: Yellow light sensitive toner
Inventor: URANO AKIYOSHI
IPC: G03G9/08
Filed: 1989-11-17
Abstract: PURPOSE:To obtain a yellow light sensitive toner sensitive in the wavelength region of 400 - 500nm and comparatively superior in the sensitizing ability of zinc oxide by using a specified cyanine dye as a sensitizing dye. CONSTITUTION:The sensitizing dye to be used is the cyanine dye represented by formula I in which R is COOH or allyl; X is Cl, Br, NO3, ClO4, or tolylsulfonyl; a group of formula II is a group of formula III or IV; and a group of formula V is a group of formula VI or VII. This toner contains the zinc oxide as a photoconductor and the cyanine dye as the sensitizing dye in an insulating binder resin, and it is prepared by dispersing them into a solvent or dissolving them in each other, and granulating the mixture by pulverizing the kneaded mixture or spraying the solution, thus permitting the obtained yellow light sensitive toner to be photosensitive in the wavelength region of 400 - 500nm and high in the sensitizing ability of the zinc oxide, and so, adapted to one-shot color system.
Patent JP-H03159609-A (JP)
Title: Bed variable in cushion
Inventor: NAWA MOTOYUKI
IPC: A47C27/00
Filed: 1989-11-17
Abstract: PURPOSE:To obtain good feeling in bed by controlling an actuator arranged under a mattress by sleep condition detection signals for setting the quantity of cushion of a bed. CONSTITUTION:An actuator for controlling displacement of a mattress, a driving source, a control circuit 27 and a sleep condition detecting sensor 7 are provided, and a sleep condition detection signal oscillating part attached to the control circuit 27 is set. Before beginning to sleep and after beginning to awake, the mattress is controlled to have large cushion. During sleeping, the mattress is controlled to have small cushion not to give curvature to the body of a sleeper more than necessary. Thus good feeling in bed can be obtained.
Patent JP-H10142092-A (JP)
Title: Pressure display
Inventor: ITO KATSUTOSHI
IPC: G01L19/08
Filed: 1996-11-12
Abstract: PROBLEM TO BE SOLVED: To display the pressure value of an actual pressure detected by each pressure sensor from each pressure detection signal by inputting each pressure detection signal that is detected by a plurality of pressure sensors. SOLUTION: A microcomputer part 11 of a pressure display 1 reads, as pressure detection data D1, a pressure detection signal SP that a plurality of pressure sensors output according to a detected, actual pressure. A non-volatile memory 11c of the microcomputer part 11 stores conversion data that are preset based on pressure detection conditions for each pressure sensor. A CPU 11a obtains correction pressure data D1 for displaying the pressure value of an actual pressure from the pressure detection data D1 using the conversion data of the above pressure sensor. The CPU 11a outputs the correction pressure data D2 of the above pressure sensor that is specified by a sensor selection signal SC inputted from a key input part 7 to a display 13 via a display control part 12.
Patent JP-H08156273-A (JP)
Title: Production of ink jet head, ink jet head, and ink jet device
Inventor: KOBAYASHI JUNICHI
IPC: B41J2/05
Filed: 1994-12-05
Abstract: PURPOSE: To produce an ink jet head superior in reliability and durability by improving an adhesion between materials forming a head. CONSTITUTION: In a method for producing an ink jet head, after an active energy beam-curing liquid material 6 is poured and cured on a photoresist of a pattern corresponding to ink flow paths and an ink liquid chamber, the resist is removed, and at this time the material 6 is cured with an uncured or semi-cured part 10' selectively remained for the reduction of a stress. An ink jet head is produced in this method.
Patent JP-H05136769-A (JP)
Title: Signal transmission reception circuit
Inventor: NINOMIYA HIROSHI
IPC: H04L5/14
Filed: 1991-11-15
Abstract: PURPOSE:To use input and output terminals in common by connecting a clock delayed by a delay circuit to an enable terminal of a tri-state buffer buffering an output signal of a flip-flop so as to control an output signal. CONSTITUTION:Transmission data 1 are delivered to an output at the rise of a clock A by a flip-flop 11 and inputted to a tri-state buffer 12. Input data are outputted as they are from the tri-state buffer 12 when an enable terminal is at a low level and the output reaches a high impedance state at the time of a high level. On the other hand, a buffer 20 at the receiver side receives a signal and inputs it to a flip-flop 18. A clock C of the flip-flop 18 is obtained by a clock A inverted by an inverter 21 and delayed by a delay circuit 19, transmission data 1 are sent by the rise of the clock C and reception data 2 are outputted. Thus, a problem that number of transmission reception terminals and wirings is increased when number of signals sent/received is increased.
Patent JP-H11132230-A (JP)
Title: Bearing device
Inventor: TANAKA KATSUHIKO
IPC: F16C19/56
Filed: 1997-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a bearing device, for reducing a part cost, simplifying an assembly process, reducing NRRO, and also suppressing the generation of out-gas due to adhesive. SOLUTION: An bearing device 10 is equipped with a hub 11 forming an insertion part 12, for coaxially inserting first and second bearings 61 and 62, and a shaft 13 supported by the rolling bearings 61 and 62; and only the inner ring 61B of the rolling bearing 61 can abut on the large-diameter part 13A of the shaft 13.
Patent JP-H11135513-A (JP)
Title: Boat feeder
Inventor: OSHIMA YASUTAKE
IPC: H01L21/22
Filed: 1997-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a boat feeder, in which a boat is elevated up and down automatically and worker's burden is reduced, and reduce adverse effect on the quality of a semiconductor wafer is ensured by preventing dust caused by damage or shock of the boat or a hearth. SOLUTION: A boat 19 for a semiconductor wafer is mounted on a boat receiving stage 16 that is movable in a slid way at an elevating mechanism 3 driven by a servo motor 6. The boat receiving stage 16 is provided at a given angel with a hearth 23 of a furnace casing 21 for storing the boat 19 in a heat furnace 22 and slanted to the heat-furnace side.
Patent JP-H06152573-A (JP)
Title: Communication system
Inventor: USUI MASAHIRO
IPC: H04L5/16
Filed: 1992-11-11
Abstract: PURPOSE:To enable half duplex communication by a pair of communication wires without using an earth level by outputting a transmission signal by inversing the voltage between a pair of communication wires. CONSTITUTION:A transmission control section 36 supplies a transmission signal to a voltage inversing section 38 in a transmission circuit 30 by a voltage monitoring section 37 in a reception circuit 31 when the voltage between communication wires 22a and 22b is V0. The voltage inversing section 38 accepts the power supply of V1 and V2 and outputs the V1 from a terminal 38a and V2 from a terminal 38b when the transmission signal is '1' and outputs V2 from the terminal 38a and V1 from the terminal 38b when it is '0'. A reception section 41 detects the voltage developed across the communication wires 22a and 22b, and it obtains a reception signal which becomes '1' when the communication wire 22a is V2 and the communication wire 22b is V1 and becomes '0' when the communication wire 22a is V1 and the communication wire 22b is V2, supplying it to a signal control section 35. It supplies the inversed receiving signal which is obtained by inversing the receiving signal to a comparison section 42. In short, the voltage developed across a pair of communication wires 22a and 22b is inversed into the voltages V1 and V2 to output the transmission signal.
Patent JP-H08132562-A (JP)
Title: Manufacture of covering cloth for container for liquid transport and covering cloth
Inventor: YANATORI KAZUTO
IPC: B32B25/10
Filed: 1994-11-10
Abstract: PURPOSE: To prevent defect in a product and defect in the external appearance of the product and improve liquid tightness and airtightness by eliminating a silicone-fusible solvent to an extent of a predetermined level or more by the time when a silicone elastomer composition solution applied to a woven cloth base material starts hardening. CONSTITUTION: An addition hardening type silicone elastomer composition solution 12 diluted with a silicone-fusible solvent is discharged onto one face of a woven cloth base material 11, which is continuously transferred, to apply a coating on the base material 11, and the solution is dried and hardened in an oven. Then, the similar operation is performed on the other face of the woven cloth base material 11 to manufacture a covering cloth for a container. In this case, the oven is provided with a drying zone 16 and a heating/hardening zone 17 and, by the time when the addition hardening type silicone elastomer composition solution 12 applied to the woven cloth base material 11 starts hardening in the drying zone 16, at least 95wt.% of the silicone-fusible solvent can be eliminated. By this method, the formation of a defective portion such as pinholes, etc., can be reduced.
Patent JP-H11138400-A (JP)
Title: Grinding device for welded part in inner surface of piping
Inventor: OZAWA YUTAKA
IPC: B24B5/40
Filed: 1997-11-04
Abstract: PROBLEM TO BE SOLVED: To automatically and stably grind reverse side beads, and enhance grinding properties. SOLUTION: A grinding wheel 31 is disposed while being perpendicularly intersected with reverse beads 33, there causes no change in grinding resistance at the time of up-cutting/down-cutting, grinding is carried out stably, a device 34 at the side of the grinding wheel is clamped by the straight pipe part 32a of a pipeline 32, any non-conformity such as the slipping of a grinding device due to grinding resistance at the time of grinding is eliminated, pressing force caused by the revolutions of the grinding wheel is accurately estimated, grinding properties are thereby enhanced, accurate grinding at the high speed is made possible, a motor 46 for pressing the grinding wheel is controlled based on detected information from a tachogenerator 51 and a pipeline inner surface shape measurement sensor 48 so as to allow the grinding wheel to be controlled in feeding rate,  and reverse side beads 33 are thereby automatically ground as far as the surface of parent material 58.