baber/WOPTO huggingface dataset:
Patent JP-H03279509-A (JP)
Title: Filter material
Inventor: KUMAGAI NAOKI
IPC: E02B11/00
Filed: 1990-03-28
Abstract: PURPOSE:To prevent the blinding or the tube jamming of a water collecting and draining pipe by filling the perimeter of rod-like aggregates with an inorganic light-weight grain-like member. and laying a filter material, wrapping the said aggregates and member with a filter net, on the water collecting and draining pipe to filter water. CONSTITUTION:A filter material 1 is formed by wrapping plural aggregate members 3 and inorganic light-weight grain-like members 4 with a filter net 2, and is tubularly sewed at a sewing part 5 to be wrapped with a film 6. The cross section of the aggregate members 3 is made a three-way radial state to prevent deformation due to the heavy pressure of earth and sand, etc. A member, an inorganic compound such as perlite lighter than water, is used for the inorganic light-weight grain-like members 4, and moreover the filter net 2 is made a net-like body by weaving the fiber of vinylidene chloride. Then the filter material 1 is laid on the water collecting and draining pipe to filter water. This can prevent the blinding or tube jamming of the water collecting and draining pipe.
Patent JP-S575929-A (JP)
Title: Yarn breakage sensing apparatus
Inventor: MAKINO SHIYOUZABUROU
IPC: D01H13/16
Filed: 1980-06-13
Abstract: PURPOSE:A yarn breakage sensing apparatus of the charge variation sensing type, designed to withdraw two lead wires from an electrode opposite to a running yarn and connect the wires to the input side and the feedback side of a negative feedback amplifier respectively, and capable of reducing noise signals remarkably. CONSTITUTION:A sensing electrode 1 is placed corresponding to a running yarn 2, and two lead wires 3 and 4 are withdrawn from the electrode 1. One lead wire 4 is connected to the input side of a negative feedback amplifier 6, and the other lead wire 3 is connected to a feedback circuit 7 of the negative feedback amplifier 6. A display apparatus 9 is then connected to the output side of the negative feedback amplifier 6 via a switch circuit 8. Thus, outside noise signals induced in the two lead wires 3 and 4 are offset to increase the ratio between the signals and the noises. The sensing electrode 1 of an optional shape may be mounted on a guide ring, pneumatic nozzle, etc.
Patent JP-H03277328-A (JP)
Title: Bathtub washing device
Inventor: SUMIDA KAZUHIRO
IPC: B08B9/093
Filed: 1990-03-28
Abstract: PURPOSE:To automatically and uniformly wash a bathtub by providing projectingly the tip part of a fie spray nozzle for exhausting a detergent and water on the inner wall of the bathtub, and providing a water injection nozzle on about the center of the bottom part of the bathtub. CONSTITUTION:When a bathtub is closed by a bathtub cover 23, and an air compressor 14 is actuated, a detergent is sucked to a fine spray nozzle 4 through a detergent selection valve 12, a detergent supply pipe 9 and a water/detergent supply pipe 10 from a detergent tank 22, becomes a fine spray in the bathtub and a small quantity is exhausted for a prescribed time. In this case, since an exhaust port 7 formed in the tip part 6 of the fine spray nozzle 4 is formed so as to become roughly horizontal, and also, to become the same plane as the bottom part of a gap part and the surface of an inner wall 3, liquid droplets of the fine detergent by the spray are diffused not only forward but also in the transverse direction, and fill the inside of the bathtub. A water injection nozzle 5 is placed about in the center of the bottom part of the bathtub, water spreads over efficiently to the whole surface of the inner wall 3 of the bathtub and the bathtub cover 23, dirt on the inner wall 3 of the bathtub, the remainder of the detergent and hair are washed away.
Patent JP-S536281-A (JP)
Title: Liquid phase growth apparatus
Inventor: KURODA IKUROU
IPC: C01B25/08
Filed: 1976-07-07
Abstract: PURPOSE: To improve crystallizability and to increase yield of the crystal by use of an apparatus of simple construction and operation, the apparatus which is constituted of a component on which solvent and solute can be placed separately, and of another component which moves relatively in contact with the former component to mix the solvent and the solute. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S564924-A (JP)
Title: Channel searcher of television receiver
Inventor: TAKESHITA MASARU
IPC: H03J7/28
Filed: 1979-06-27
Abstract: PURPOSE:To stop search operation automatically by generating channel selective codes from a signal generation part in sequence with a higher channel number given priority, and then by stopping the signal generation part when there is a receivable broadcast wave. CONSTITUTION:With channel search start switch 1 ON, a start signal is sent from control CT part 2 to timing pulse generating circuit 4 and from the signal generation part composed of circuit 4, clock oscillation part 3, counters 5 and 6, detection part 7, gate circuit 8 and OR gate 10, channel selective codes are output in sequence with a smaller CH number of a broadcast station given priority. Once a broadcast wave of a CH number that corresponds to one of those codes, detection signal (ds) is sent from a detection circuit via gate 10 to CT part 2, which stops the signal from the signal generation part to stop channel search operation automatically, so that current output data from circuit 8 will be held in counters 5 and 6. In this case, pushing switch 1 again brings the next channel search to effect automatically.
Patent JP-H01283505-A (JP)
Title: Optoelectronics coupler
Inventor: UERUNAA KUURUMAN
IPC: G02B6/42
Filed: 1989-03-29
Abstract: PURPOSE: To transmit data from/to a freely rotatable system by means of an optical fiber by configuring a connecting device so as to receive rotational motion at a connection place. CONSTITUTION: Optical input connection and optical output connection are shown by an arrow 8. Concerning interruption, an optical fiber cable 3 is divided into two parts facing each other in an axis direction, the parts are respectively fixed to the side surface parts of the rotary bearing 4 and, therefore, configuration is formed so as to execute optical, mechanical and mutual connection in the axis direction. The side surface part of the rotary bearing 4 providing the end part of the optical fiber cable 3 is fixedly connected to a supporting body 6 which is freely rotatable with a rotary axis 5 as a center at the place where the other optoelectronic transmitter device or receiver device 2 is fixed and optically connected to the end part of the optical fiber cable 3. Thus, a signal or data is transmitted from/to an optionally rotatable mechanical and electric system.
Patent JP-H06267464-A (JP)
Title: Cathode-ray tube for image recording device
Inventor: SANO TOSHIO
IPC: H01J31/00
Filed: 1993-03-16
Abstract: PURPOSE:To prevent the generation of focus deviation around an image part and to record a high quality image by arranging a liquid, whose refractive index is larger than 1, in a just front of a CRT screen. CONSTITUTION:A transparent cover 4, in which a face opposed to the three dimensional curved face is formed into a plane, is adhered in front of the three dimensional curved face of a tube screen in a cathode-ray tube (CRT) 1, and transparent liquid 5, whose refractive index is (n) (n>1), is filled between the tube screen and the transparent cover 4. In this way, when light passes through the transparent liquid 5, an optical path length depending on the thickness of the liquid is larger than that of in the air, whose refractive index is 1, and the optical path length from an optical lens 2 to the center part of the three dimensional curved face can correspond to the optical path length from the optical lens 2 to the surrounding part. when a proper value of (n) is selected, so that an image without any focus deviation can be projected onto a recording medium 3. This CRT can be manufactured easily and at a low cost by utilizing an existing CRT without using any glass lens and the like.
Patent JP-H09267495-A (JP)
Title: Image processing method, image processor, and color ink jet printer
Inventor: HAYASHI EISAKU
IPC: H04N1/60
Filed: 1996-04-02
Abstract: PROBLEM TO BE SOLVED: To prevent ink from being blurred by a method wherein binary image data corresponding to black and a plurality of colors excepting the black are prepared, and a combination of a data injecting ink and a data no injecting ink is determined by a color of the binary image data and a pixel position to carry out image forming. SOLUTION: An image 11 received with an input part 12 is converted from red, green, and blue respective color data to cyan, magenta, and yellow respective color data with a color conversion part 13. Then a ground color is removed with a UCR and black generation part 14, and a black part is extracted from signals of cyan, magenta, and yellow respective colors to prepared a binary image data. Thereafter, a combination of a dot to be recorded and a dot not to be recorded is generated per each dot of each color image data with an image processing part 15. The image data is stored in a recording data storing part 17. Then, the image data is read with a recording control part 16 to control an ink jet head driving part 18.
Patent JP-H08249697-A (JP)
Title: Lens cleaner
Inventor: KASHIYAMA TADAO
IPC: G11B7/12
Filed: 1995-03-13
Abstract: PURPOSE: To provide a lens cleaner which can easily clean the lens of an optical pick-up by very simple structure. CONSTITUTION: When a sliding lever 30 in which a projection part 31 is extruded from the tip part of a casing 10 is pressed on abutting plate 67 of a device side and further pushed in, the sliding lever 30 slides and the sliding motion is converted into the turning motion of a rotary plate 38, and a brush 45 is oscillated by the rotary plate 38. The cleaning of an optical lens 69 is performed by the oscillating motion.
Patent JP-H11325866-A (JP)
Title: Detection method for length and speed of air mixed force feed sediment plug
Inventor: MASUDA MINORU
IPC: G01B17/00
Filed: 1999-03-25
Abstract: PROBLEM TO BE SOLVED: To provide the detection method of an air mixed force feed sediment plug capable of surely detecting the length, and speed of a sediment plug to be mixed with air and forcibly fed inside a pipe line. SOLUTION: By disposing a projection member 3 projected inside a pipe through disturbance prevention rubber 2 at the upper part of a sand discharge pipe 1 for air mixed force feed, attaching an acoustic emission sensor 4 to the end part on the outside of the pipe of the projection member 3, and picking up sound when the upper end of the sediment plug air mixed and forcibly fed inside the pipe is abutted to the projection member 3, the length and speed of the air mixed forcible feed sediment plug are detected. Also, the speed of the air mixed forcible feed sediment plug can be detected by disposing the projection member at two parts.
Patent JP-H07265910-A (JP)
Title: Production of seamless tube
Inventor: TOYOOKA TAKAAKI
IPC: B21B19/04
Filed: 1994-03-29
Abstract: PURPOSE:To suppress generation of spiral uneven thickness as well as shear deformation by reversing a rotating direction of the stock to be rolled of one or more skew rolling processes against a rotating direction of the stock to be rolled in the other skew rolling process. CONSTITUTION:In the production line of seamless tube having a first skew rolling mill 10A and second skew rolling mill 10B, a skew angle beta1 (+ direction) of a rolling roll 11 in the first skew rolling mill 10A and a skew angle beta2 (- direction) of a rolling roll 11 of the second skew rolling mill 10B are reversed each other. At this time, a rotational direction of the stock to be rolled in skew rolling process by the first skew rolling mill 10A and a rotational direction of the stock to be rolled in skew rolling process by the second skew rolling mill 10B are reversed. By this method, generation of spiral uneven thickness is suppressed, further, the shear deformation generated in tube is suppressed so as to prevented the generation of inner/outer flaw.
Patent JP-S5710091-A (JP)
Title: Manufacture of long heat pipe
Inventor: WATANABE KAZUO
IPC: F28D15/04
Filed: 1980-06-16
Abstract: PURPOSE:To enable a long heat pipe to be continuously and readily manufactured, by a method wherein a metal strip and a strip-shaped wick are delivered being placed one upon the other, partition members are arranged on the wick, this is formed into a tubular shape with the metal strip outside, and the partition members are secured to the metal strip. CONSTITUTION:A metal strip 10 and a strip-shaped wick 11 are delivered being placed one upon the other and laterally bent by means of forming rolls 16, and from an inserting apparatus 18, partition plates 17 are placed so as to stand on the wick 11 at given distances. Moreover, this is passed through forming rolls 19 to form into a tubular body 10', which is completely butted by means of clamping rolls 20, and the butted part is welded by means of a welding torch 21b. Then, through a welder 22, the partition plates 17 and the tubular body 10' are welded together to form closed chanmbers. Then, the closed chambers are evacuated 24 and filled with an operating fluid 25. Thereby, a long heat pipe can be continuously and readily manufactured.
Patent JP-S524018-A (JP)
Title: Inverter circuit
Inventor: HAMAHARA NORIHIDE
IPC: H02M7/537
Filed: 1975-06-30
Abstract: PURPOSE:An inverter circuit which has a protecting faculty for the overvoltage and is capable of controlling the photo output when used in the lighting circuit, and needs only a little power consumption.
Patent JP-S524083-A (JP)
Title: Bended line
Inventor: ISHIZAKI MASAYUKI
IPC: H01P3/08
Filed: 1975-06-30
Abstract: PURPOSE:A bent line in which the high precision of the characteristic and uniformalization are planned.
Patent JP-S537216-A (JP)
Title: Tape recorder
Inventor: KOKAN TADASHI
IPC: G11B15/10
Filed: 1976-07-07
Abstract: PURPOSE: To improve clearness of the continous reproduction while giving no uncomfortable feeling to listener by forming a non-recorded portion between the adjacent recorded portions of a tape. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S559924-A (JP)
Title: Slope face reinforcing device
Inventor: TSUJIMOTO UTAROU
IPC: E02D17/20
Filed: 1978-07-03
Abstract: PURPOSE: A slope face reinforcing device which enables prevention of the washout of earth and sand from a slope face, breeding of a lawn uniformly over the whole of the slope face, and effective reuse of used tires which are industrial refuse, wherein the required material can be formed by simple retreatment of the used tires.  
     CONSTITUTION: Used tires 1 are cut up along cut lines a-c to form annular bodies 2 comprising a small-diametered upper opening 3, large-diametered lower opening 5, and embedded bead 6. The bodies 2 are placed on a slope face 4 with the openings 3 up and connected with one another by stringlike members 11, and some of the bodies 2 are fixed to the slope face 4 by piles 7. Even when rainfalls have occurred before the plants have taken root, earth and sand 8 is prevented from washout by the slant inner faces 2a of the bodies 2. On the other hand, the outer faces 9 of the bodies 2 constitute ain water passages 10 in a lattice form over the  whole of the slope face 4, to smoothly drain the rain water and prevent the washout of the earth and sand. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H08293758-A (JP)
Title: Monolithic hbt type active tunable band-pass filter
Inventor: KEBUIN DABURIYUU KOBAYASHI
IPC: H03H11/04
Filed: 1996-04-03
Abstract: PROBLEM TO BE SOLVED: To provide an active tunable band-pass filter provided with a negative resistance circuit which generates the tunable amount of a negative resistance to a passive band-pass filter structure so as to compensate a resistance loss. SOLUTION: A negative resistance circuit 20 is provided with a bipolar transistor Q1 having a base connected to a passive filter structure through a shunt and a collector connected to a shunt guide element 32. A negative resistance is generated at the base of the transistor Q1 and impressed upon the passive filter structure. A rough Q-factor tuning circuit 36 is coupled with the emitter of the transistor Q1 and supplies a rough tuning amount of the negative resistance. In addition, a fine tuning circuit which supplies the fine tuning of the negative resistance is connected to the emitter terminal of the transistor Q1. The fine tuning is manually or automatically attained by means of a control circuit. Rough and fine tuning functions supply a tunable resistance which removes oscillations and compensates the variation of a resistance loss for realizing an improved Q-factor.
Patent JP-S62237405-A (JP)
Title: Light source device
Inventor: IWASAKI YASUMASA
IPC: G02F1/133
Filed: 1986-04-08
Abstract: PURPOSE:To obtain a belt-like cooled light source having stable quantity of light without uneven quantity of light and stray light by coating the peripheral face of a light transmission body in the region of a specific length from the incident face thereof with a light absorptive member which does not contact said peripheral face. CONSTITUTION:Diffusion stripes 12 are formed to a fine belt shape on the peak part of the light transmission body 3 and the light which is made incident from an end face 3a and is totally reflected on the inside surface is irregularly scattered by the diffusion stripes 12 and is partly emitted in the direction of a liquid crystal optical shutter. The length l of the region where the incident light from the end face 3a is emitted as direct light by being not totally reflected is l=D/(N<2>-1)<1-2> when the diameter of the light transmission body 3 constituted of quartz glass, silicone resin, various kinds of optical glass, etc. is designated as D and the refractive index is designated as N. The stray light which does not contribute to image formation is, therefore, blocked of the region of the length l from the end part of the incident face 3a is coated with a light shielding member 11. The liquid crystal optical shutter unit is thereby uniformly irradiated, by which the uneven density of the recorded image is prevented and the image quality is improved.
Patent JP-H02262313-A (JP)
Title: Manufacture of heat-resistant insulated coil
Inventor: MITSUI HISAYASU
IPC: H01F41/12
Filed: 1989-04-03
Abstract: PURPOSE:To obtain a heat-resistant insulated coil which can be stably used for a long time at a high temperature higher than or equal to 300 deg.C, and free from insulation deterioration by heat cycle, and can be used for a high voltage, by a method wherein a specific mica tape is wound while inorganic coating material is spread on a conductor, and, after a specified insulating tape is wound on the mica tape, baking is performed at a specified temperature. CONSTITUTION:While inorganic silicone or inorganic coating material 4 containing inorganic filler is spread, a mica tape 5 formed by sticking together inorganic reinforcing materials with adhesive agent is wound on a conductor 1; further thereon, an inorganic insulating tape 6 whose mechanical strength is large and which is excellent in heat resistance and contains no adhesive agent is wound and then baked at a temperature higher than or equal to 300 deg.C. For example, the conductor 1 wherein a mica tape 3 is wound around a flat square cross-sectional wire composed of nickel plated alumina dispersion-reinforced copper 2 is wound in a pancake type, and then formation is performed by using the inorganic adhesive agent 4. Further thereon, the mica tape 5 is wound while the inorganic adhesive agent 4 is spread, and further the insulating tape 6 composed of an alumina fiber woven cloth is wound, and then baking is performed at 300 deg.C for 8 hours, and at 600 deg.C for 8 hours.
Patent JP-H08276439-A (JP)
Title: Manufacture of cast artificial marble bathtub
Inventor: MIMURA GEN
IPC: A47K3/02
Filed: 1995-04-07
Abstract: PURPOSE: To provide a method for manufacturing a cast artificial marble bathtub of non-gelcoat type having the excellent glossiness and smoothness of a product surface. CONSTITUTION: A method for manufacturing a cast artificial marble bathtub comprises the steps of casting thermally curable resin composition in a mold of male and female combination having an upper mold 2 and a lower mold 1, and thermally curing it, wherein the cast composition is thermally cured in the sequence of the upper edge A of the bathtub of the product face side, the part B except the upper edge and the rear surface side C of the product.
Patent JP-S63246241-A (JP)
Inventor: IKEDA TERUAKI
IPC: B32B17/04
Filed: 1987-04-01
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H05230367-A (JP)
Title: Resin composition and electronic part consisting of the same composition
Inventor: HIRONAKA KATSUHIKO
IPC: C08K3/34
Filed: 1992-04-03
Abstract: PURPOSE:To obtain a resin composition having heat resistance capable of carrying out soldering by a surface mounting type system. CONSTITUTION:The objective resin composition is obtained by blending nylon 46 resin with an amorphous polyamide having >=120 deg.C glass transition point, a halogenated compound represented by a brominated polystyrene, an antimony oxide based flame retardant auxiliary agent, a glass fiber and a crystal nucleating aid such as talc. A molded product obtained from the resin composition has low absorption and is improved also in dimensional stability.
Patent JP-S62241811-A (JP)
Title: Powder for manufacturing ceramics of metal carbide and nitride by hot carbon reduction and manufacture
Inventor: RORAN BASHIYURAARU
IPC: C01B21/072
Filed: 1987-04-01
Abstract: Nitride and carbide powders by a carbothermal reduction route and, if appropriate, nitration of metal oxides capable of being employed especially for the manufacture of ceramics and having a specific surface of between 30 and 250 m<2>/g. Process for the manufacture of powders comprising the following stages: a) from metal oxide or oxides with a particle size of less than 10 mu m, a binder generating carbon, not later than during the carbothermal reduction reaction and, if appropriate, additional carbon, manufacture of granules with a controlled pore volume, b) carbothermal reduction reaction of the granules obtained under a, if appropriate in the presence of an atmosphere containing nitrogen,  c) decarbonisation, d) obtaining powders. s
Patent JP-H11281011-A (JP)
Title: Large combustion apparatus
Inventor: KUBOTA NORIKAZU
IPC: F23D5/02
Filed: 1998-03-27
Abstract: PROBLEM TO BE SOLVED: To make the apparatus smaller as a whole by mixing a liquid fuel with air for combustion once being vaporized by heating in a large combustion apparatus such a kerosene oil fired boiler used for a high temperature reproducer of an absorption water cooler/heater. SOLUTION: Air for auxiliary combustion sent by an auxiliary blower 7 is mixed with a fuel as kerosene oil at an auxiliary burner 3 and fed to an auxiliary combustion chamber 9 to form an auxiliary flame 11. An evaporator 5 is heated by the auxiliary flame 11. The fuel supplied to the evaporator 5 through a fuel pipe is heated and evaporated and injected through numerous tiny holes of a part 17 of the outer circumference side thereof, mixed with the air for combustion sent by a main blower 31 in a mixing chamber 21 and burned in a main combustion chamber 23 passing through numerous combustion holes of the combustion plate 25 to form a short main flame 33.