baber/WOPTO huggingface dataset:
Patent JP-H04208262-A (JP)
Title: Production of 4-hydroxyindoles
Inventor: YAGI HIROSHI
IPC: C07D209/08
Filed: 1990-11-30
Abstract: PURPOSE:To obtain the title compound useful as a synthetic intermediate for 4-substituted indole-based drugs in high yield and economically by dehydrogenating a 4-oxotetrahydroindole by using an ester as a solvent. CONSTITUTION:A compound shown by formula II (R1 to R5 are H or organic residue) is dehydrogenated by using an ester shown by formula I (R is lower alkyl or aryl; R' is alkyl), preferably n-octyl acetate, 2-ethylhexyl acetate or methyl benzoate as a solvent and a dehydrogenating catalyst at 100-250 deg.C, preferably 150-200 deg.C to give a 4-hydroindole shown by formula III.
Patent JP-H07192231-A (JP)
Title: Magnetic recording and reproducing device
Inventor: TAKAHASHI MINORU
IPC: G11B5/41
Filed: 1993-12-28
Abstract: PURPOSE:To automatically detect the dirt of a rotary magnetic head (MIG head) and to automatically clean it by using the MIG head whose gap face is joined with glass. CONSTITUTION:Laser beams emitted from a semiconductor laser emitter 4 are converted into parallel beams by an objective lens 5 and converged by a condenser lens 6 to be a fine spot. The surface of a rotary magnetic head 1 is irradiated with the converged laser beam, and the laser beam is made to pass through the gap part (not shown in the figure) of glass and made incident on a photodiode 2. The signal photoelectric-converted at the photodiode 2 is amplified by an amplifier circuit 7, inputted to a comparator circuit 8 later and compared with a reference voltage 9 at a signal level to be detected in the surface state of the normal magnetic head 1 and when any dirt is detected, a detection signal is outputted from the comparator circuit 8. A driving circuit 10 is operate while receiving the detection signal, a cleaning roller mechanism 11 is driven, a roller is pressed to a rotary cylinder 12, and the surface of the rotary magnetic head 1 is cleaned.
Patent JP-H05241369-A (JP)
Title: Decoloring toner under near infrared ray
Inventor: MUROFUSHI KATSUMI
IPC: G03G9/09
Filed: 1992-12-16
Abstract: PURPOSE:To ensure high stability and to prevent decoloration and discoloration by adding an image stabilizing agent to a decoloring toner obtd. by incorporating one of specified near IR absorbing dyes and a decoloring agent into a binding resin. CONSTITUTION:One of compds. represented by formulae I, II is used as a near IR absorbing dye and a compd. represented by formula III is used as a decoloring agent. In the formula I, X is a halogen ion, a perchlorate ion, PF6<->, OH<->, a sulfonate ion or BF4<-> and Y is a cation having absorbing characteristics in a near IR region. In the formula II, each of R<1>-R<4> is H or a hydrocarbon group optionally contg. a hetero atom. In the formula III, each of R<5>-R<8> is alkyl or substd. silyl, at least one of R<5>-R<8> is 1-12C alkyl and each of R<9>-R<12> is H, etc.
Patent JP-H04202389-A (JP)
Title: Water repellent polishing agent for coating film of automobile
Inventor: HIDAKA RYUTARO
IPC: C09D183/08
Filed: 1990-11-29
Abstract: PURPOSE:To obtain a polishing agent maintaining luster and water repellency for a long period of time, readily removing a coated film attaching stained materials in the natural world by dispersing a specific amount of a specific fluorinated organopolysiloxane into a specific amount of wax (waxy material). CONSTITUTION:(A) 0.5-1.5wt.% fluorinated organopolysiloxane prepared by crosslinking (i) a hydroxyl group-containing methyltrifluoropropylsiloxane dimethylsiloxane copolymer having 0.1-36.5wt.% fluorine content with (ii) a silicon alkoxide shown by formula (R and R' are 1-4C alkyl; n is 0, 1 or 2) in the weight ratio of 30:1-3:1 is dispersed into (B) 0.5-20.0wt.% wax or waxy material to give the objective polishing agent.
Patent JP-2000165570-A (JP)
Title: Portable image reader
Inventor: SATO YUICHI
IPC: H04W88/00
Filed: 1998-11-26
Abstract: PROBLEM TO BE SOLVED: To eliminate the need for connection codes such as an interface cable or a power cable from an image scanner. SOLUTION: This image reader is provided with an image sensor 3 that reads an original and converts the read image into an electric signal, an image processing/sequence control circuit 7 that processes the read electric signal and outputs image data, a hard disk 11 that temporarily stores the image data, and a communication control circuit 12 that transmits the image data stored in the hard disk together with image information cross-referencing the image data and information to specify the image data through radio communication.
Patent JP-H11152735-A (JP)
Title: Modifying method for soft ground surface layer
Inventor: YOSHIDA NOBUO
IPC: E02D3/00
Filed: 1997-11-19
Abstract: PROBLEM TO BE SOLVED: To build a solidified layer having a high bearing force having a thin surface layer of a soft ground, hardly generating cracks, without producing a step and inclination to a surface layer even when a crack occurs, and having excellent trafficability, requiring short term of works to be constructed at a low cost. SOLUTION: A large tough bag 1 having water permeability is thrown from a work barge 2 in a shallow levee body having a soft ground 9, and the bags 1 and laid on a sea bottom, a slurry-form setting agent 7 prepared by mixing fly ash and cement water is fed in the bag 1 with a pressure from the work barge 2. The bag 1 is filled with the setting agent 7 and a plurality of plate- form setting layers are arranged in series on a sea bottom soft ground 9 in a partially vertically overlapped state and water in the levee body is drained.
Patent JP-H03201204-A (JP)
Title: Demodulating circuit for magnetic disk device
Inventor: AIKAWA TAKASHI
IPC: G11B5/02
Filed: 1989-12-27
Abstract: PURPOSE:To allow the execution of data reproduction with good reliability by using a head which combines and integrates an inductive head and an MR head and reading signals always with the head of the larger output. CONSTITUTION:The position of the composite head 3 detected by a servo head and the previously stored position of the composite head 3 where the outputs of the inductive head 1 and the MR magneto-resistance effect type head 2 invert are compared and a switching signal S is formed by the head. The output of the head of the larger reproduced output is inputted to a reproducing circuit 7 by this head switching signal S and is demodulated. The head switching signal S is inputted to the respective circuits in the reproducing circuit 7 as well and the circuit constants of the respective circuits are the constants meeting the head to be reproduced. The data reproduction with the good reliability is executed in this way.
Patent JP-H08181792-A (JP)
Title: Line connection time control system for interest index board system
Inventor: KAWARASAKI HIROSHI
IPC: H04M11/00
Filed: 1994-12-26
Abstract: PURPOSE: To reduce a data distribution time to all terminals by actually measuring a line connection delay time corresponding to paths of public lines, detecting a minimum time and updating the time and sending a switching signal after dialing to each terminal after a minimum connection time corresponding to a terminal. CONSTITUTION: The system is an interest index board system distributing data to an interest index board 4 arranged to many shops and provided with a changeover device 5 selecting a display section 6 or a facsimile equipment 7 by using a public telephone network 3 from a central controller 1 installed in an information center. The central controller 1 detects a line connection delay time of the public telephone network 3 to each of the interest index board 4 in many shops respectively in advance and registers each delay time and sends a switching signal to the changeover device 5 which selects the display section 6 after the lapse of the registered time after dialing to the interest board installed in many shops.
Patent JP-H05242794-A (JP)
Title: Field emission device with integrated electrostatic field lens
Inventor: ROBAATO SHII KEIN
IPC: H01J3/18
Filed: 1992-11-25
Abstract: PURPOSE: To provide an image display device in which resolution is excellent and an orbit of an electron beam can be changed by differenciating the size of an opening made in an electrostatic field lens from the size of an opening made at a gate when making a field emission device by using the electrostatic field lens. CONSTITUTION: A field emission device 30 consists of an electron emitter 33 to emit electrons, gate 31 with an opening for itself to be penetrated through, an anode 32 to collect an emitted electron passing through the opening and an electrostatic field lens which is placed between the gate 31 and the anode 32 and forms an opening to make an emitted electron pass through. Thus the field emission device with an integrated electrostatic field lens is obtained, however, it is made with a multi-layer construction comprised of a supporting base 101, plural insulation layers 102, 104, 113, plural conductive/half-conductive layers 103, 105 and an electron emitter 116, and an opening 112 is generated by patterning them selectively.
Patent JP-2001153361-A (JP)
Title: Ignitor for combustor
Inventor: ISA TATSUO
IPC: F23Q7/08
Filed: 1999-11-29
Abstract: PROBLEM TO BE SOLVED: To provide an ignitor for combustor which can be used without anxiety for a long period by surely preventing its cracking due to thermal stresses or carbon deposited in its hollow section. SOLUTION: Since a shielding means 9 which seals a heat generating section 4 in which a heat generating pattern 4 is buried and a heat nongenerating section 7 in which the pattern 4 is not buried is provided on the boundary between the sections 5 and 7 in the hollow section 8 of a ceramic ignition heater 3 installed to the bottom section of a pot, the ignitor can be used without anxiety for cracking for a long period by preventing the deposition of carbon in the heat nongenerating section 7 in the hollow section 8 of the ignition heater 3 even through the ignition heater can withstand strong thermal stresses.
Patent JP-H07184857-A (JP)
Title: Endoscope system
Inventor: YAMADA YUICHI
IPC: G02B23/26
Filed: 1993-12-28
Abstract: PURPOSE:To prevent handily and accurately a poor contact due to the distortion of a connector and the fatigue of a spring material contact from occurring. CONSTITUTION:A groove 17 in the circumferential direction is provided on a light guide connector 4 of an endoscope 2 and a contact unit 21 having a plurality of contacts 19 mounted thereon is provided movably vertically and horizontally. Thus, it provides a structure allowing the preventing of poor contact even if distortion of the light guide connector 4 and fatigue of a spring material contact 15 are present.
Patent JP-H06238873-A (JP)
Title: Inking control method and device per zone in printing device
Inventor: HORUGAA DEITSUKU
IPC: B41F31/12
Filed: 1993-12-28
Abstract: PURPOSE: To obtain printed matter capable of being satisfied even if an ink metering element is imperfect by calculating and comparing the actual ink demand and set point ink demand supplied to a printing unit in the case of the unjust setting of the ink metering element to correct actual setting. CONSTITUTION: The zonal metering of ink 10 is performed by a metering element 13. The metering element 13 has a cylindrical shape containing a support region and a metering region. The support region is provided to the edge region of the cylindrical metering element 13 to be always held to the contact state with an ink duct roller 11. The metering region has an eccentric recessed shape and the transfer of ink to the ink duct roller 11 can be controlled by the rotation of a cylinder related to its shaft. The metering element 13 is manually or automatically regulated by a motor having a potentiometer feedback.
Patent JP-H04207176-A (JP)
Title: Automatic forming apparatus for 'giaoz'
Inventor: UMESAKA SHINYA
IPC: A23L35/00
Filed: 1990-11-30
Abstract: PURPOSE:To prepare GIAOZ (a dumpling stuffed with minced pork) having the shape of hand-made GIAOZ by combining several kinds of pleating molds as a set according to the form of pleat to be applied, attaching the pleating molds on a rotary plate in a specific state and carrying out the supply of pastry skin and ingredient to the pleating molds and the pressing of the molds at prescribed timings. CONSTITUTION:A pastry skin is placed on a forming mold 29a on an intermittently rotating rotary plate 28 and pressed against the inner wall of the mold with a pressing form 65 to obtain a formed pastry skin. When the formed skin is positioned below an extruder by the rotation of the rotary plate, an ingredient is dropped down on the formed skin with compressed air. The main table body 37 and an inversion pressing form 34 are raised according to the rotation of the rotary plate to form a GIAOZ.
Patent JP-2000288291-A (JP)
Title: Washing machine
Inventor: OTA GICHU
IPC: F04D9/02
Filed: 1999-11-29
Abstract: PROBLEM TO BE SOLVED: To shorten the self-priming period of time for bathtub water or the like by providing a self-priming type pump which works as a vacuum pump to evacuate air in a suction pipe at the beginning, and works as a storage pump after the air in the suction pipe is evacuated, and using one section of a water supply by a water supply means for self-priming of the self-priming pump. SOLUTION: In a rear housing box of the washing machine, a tap water faucet, a water supply electromagnetic valve, a self-priming type pump to suck bathtub water, or the like are housed. When the self-priming type pump is operated, first, the water supply electromagnetic valve is opened, and one section of a water supply is poured into a priming port 35, and after water is filled to air-water separating chambers 50i and 50j, water is made to flow into a pump runner chamber 28 from a water returning hole 52a of a partition plate 52. Then, the priming action is displayed by the rotation of a runner 53 by a motor 54, and bathtub water is suckled up from a water suction hose through a water suction tap 36, and is fed to a washing tank.  Then, for the self-priming type pump, air in the water suction hose is eliminated, and when a suction chamber 50b is filled with the bathtub water, the self-priming type pump is moved to a pumping up process of the bathtub water by the pumping action of the pump runner chamber 28.
Patent JP-H09181067-A (JP)
Title: Manufacture of semiconductor substrate
Inventor: SEKINE HIROYOSHI
IPC: H01L21/027
Filed: 1995-12-25
Abstract: PROBLEM TO BE SOLVED: To even the thickness of a polyimide resin film on a semiconductor substrate by rotating the semiconductor substrate and furhter washing off swells of the polyimide resin film with cleaning liquid to remove them. SOLUTION: A polyimide precursor composition 5 is dropped from a dispenser nozzle 4 onto the center of the surface of a semiconductor substrate 3. Spin coating is started using the rotation of a spin head 2. The semiconductor substrate 3 is heat-treated on a hot plate 7 to form a polyimide resin film 8. The semiconductor substrate 3 is turned by the spin head 3, and cleaning liquid 10 is simultaneously jetted from a cleaning nozzle 9 to remove swells of the polyimide resin film 8 formed on the periphery and end of the surface of the semiconductor substrate 3. This evens the thickness of the polyimide resin film 8.
Patent JP-H10162566-A (JP)
Title: Method and device for positioning tray in device with tray
Inventor: ONISHI TETSUSHI
IPC: G11B33/12
Filed: 1996-12-04
Abstract: PROBLEM TO BE SOLVED: To accurately position an opening where a tray enters and exists at the side of a player body and a tray at a tray assembly side in a single CD player containing the player body and a tray assembly mounted to the player body. SOLUTION: A tray 26 has a spindle 28 and a sub shaft 30 in one piece along both sides. A bearing 32 for spindle and a bearing 34 for sub shaft are fixed to a mechanical chassis 24, thus guiding the spindle 28 and the sub shaft 30 back and forth. With the mounting of a tray assembly 22 to the player body 12, a circular boss 42 formed on the front surface of the bearing 32 for spindle and the bearing 34 for sub shaft is engaged to a circular hole 46 at the inner surface side of a body panel 16, the state is maintained, screws 56 and 64 are inserted into the loose holes of the mechanical chassis 24 and are screwed into the screw holes of body panel 16 and a body chassis 14, thus fixing the mechanical chassis 24 to a body chassis 14.
Patent JP-H11230138-A (JP)
Title: Snap motion type restraint for fixing automobile seat on automobile floor
Inventor: BLANCHARD JEAN-MARIE
IPC: F16B5/02
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To prevent the accidental movement of a bush against the return force of a spring, when the bolt of a restraint is separated from a fastener. SOLUTION: This restraint is provided with a bolt 22 having an locking main body 24 and a means for clapping the main body 24 in a fastener 28 firmly by cramping the clasp 28 between a support bush 54 and at least one retreatable lock ball 56. The support bush 54 is installed so as to be slided in an axial direction around the locking main body 24 and can be moved by the cooperation with the clasping tool 28 against the return force of a spring from the release position of the bolt 22 which is a position for covering the lock ball 56 by the bush 54 and holding the lock ball 56 to a retreat position upto the locking position of the bolt 22 which is the position of the bush 54 and lock ball 56 for grasping the fastener 28.  At the case except the cooperation of the bush 54 with the clasp 28, the bolt 22 is further provided with a safety means 80 for preventing the accidental displacement of the bush 54 from the release position of the bolt to the locking position of the bolt.
Patent JP-H08175029-A (JP)
Title: Thermal transfer sheet for forming relief image, image forming method using the same and image forming article
Inventor: TORII MASANORI
IPC: B41M5/392
Filed: 1994-12-27
Abstract: PURPOSE: To form a relief image made easy to read by the touch of a finger and excellent in the durability against reading by touch in a thermal transfer sheet for forming the relief image, especially, braille for a blind person. CONSTITUTION: In a thermal transfer sheet for forming a relief image obtained by forming a thermally expansible layer 3 on one surface of a base material sheet 1, the thermally expansible layer 3 contains a foaming agent and a resin binder and the number-average mol.wt. of the resin binder is 1,000-30,000.
Patent JP-H06155278-A (JP)
Title: Cutting by wire saw
Inventor: SHIBANO YUKIO
IPC: B28D5/04
Filed: 1992-11-25
Abstract: PURPOSE:To obtain a wire saw cutting method in which a substrate having the improved thickness precision by cutting a workpiece by a wire saw is obtained. CONSTITUTION:As for a wire saw cutting method in which a workpiece is sent out mechanically and cut to each substrate shape, the cutting-out speed of the workpiece in the initial cut is set to 1.5-4 times of the workpiece feeding- out speed in the cut in a stationary state. Accordingly, a substrate having the excellent flatness precision can be obtained in the polishing work.
Patent JP-H04200591-A (JP)
Title: Clothes drier
Inventor: TAKEYAMA KOJIRO
IPC: D06F58/02
Filed: 1990-11-30
Abstract: PURPOSE:To use the city gas as a heat source by which a drying time is shorter than that of a conventional electric heater type, and also, the safety is high by providing a blowing fan for sucking air from a clothes drying box, and feeding air again into the clothes drying box, and arranging in series a cooling heat exchanger for cooling blast air into a wind tunnel for connecting the blowing fan and the clothes drying box, and a heating exchanger for heating the blast air. CONSTITUTION:Blast air passing through a blowing fan 6 passes through a wind tunnel 12, a cooling heat exchanger 11, a heating exchanger 10, and a wind tunnel 13, and returns to a clothes drying box. That is, high temperature and high humid blast air (a) fed from the clothes drying drum 1 by the blowing fan 6, first of all, comes into contact with a cooling fin of the cooling heat exchanger 11 cooled by city water, etc., and humidity in the blast air becomes dew, and dehumidified water is drained from a drain port 14. Subsequently, dehumidified ventilation air (b) passes through a heating heat exchanger 10 and is heated, becomes high temperature dry air (c), goes into the clothes drying box 1, and dries clothes 15. It is repeated and a drying operation advances.
Patent JP-H11151046-A (JP)
Title: Soil-leveling machine for seeding box
Inventor: KADOTA HIROSHI
IPC: A01G9/08
Filed: 1997-11-20
Abstract: PROBLEM TO BE SOLVED: To provide the subject machine designed to facilitate the movement,of its installing position with streamlined machine body along with increasing the durability of a driving motor and lengthening its service life. SOLUTION: This machine intended for leveling the surface of soil put into seeding boxes 2 carried continuously, is so designed that the upper part inside the machine body is mounted with a driving motor M transmitting rotary power to a rotary brush 3 for leveling soil surface, and the rotary brush 3 and the driving motor M are shielded from each other by a cover 4 on the rotary brush 3; and, in the proximity of the rotary brush 3, there are provided auxiliary carrying rollers 5a, 5b, 5c, 5d contacting with seeding boxes 2 being in carriage from above and rotating in the same direction as the carriage direction, and these rollers are recommended to be driven by the driving motor M; wherein it is preferable that these rollers 5a, 5b, 5c, 5d are set up longitudinally so as to sandwich the rotary brush 3 and a plurality of these front and rear pairs are collocated.
Patent JP-H06189526-A (JP)
Title: Dc/dc converter
Inventor: KOMURO SETSU
IPC: H02M3/155
Filed: 1992-12-18
Abstract: PURPOSE:To make output voltage higher than input voltage by adding the voltage generated by the counter electromotive force of the second choke coil to the input side of a main circuit switching transistor, and letting a load current flow. CONSTITUTION:The anode side of the second diode 10 is connected to the input terminal 1 of a power source, and the cathode side is connected to the cathode of the fourth diode 11. Moreover, the other side of the second choke coil 12, whose one side is connected to the power terminal, is connected to the collector of a step-up transistor 13, thus a capacitor 15 and a step-up circuit are constituted. Next, the cathode of the third diode 14 is connected to the anode of the fourth diode 11, and the cathode side is connected to the collector of a main circuit switching transistor 4. And, a connection 8 is connected to the base of the step-up transistor 14, and the step-up transistor 13 is boosted, being switched in specified duty cycles by a control pulse signal. As a result, voltage higher than the power voltage can be obtained.