baber/WOPTO huggingface dataset:
Patent JP-H08151899-A (JP)
Title: Tunnel air purifying device
Inventor: KONDO YUMITO
IPC: B01D53/94
Filed: 1994-11-29
Abstract: PURPOSE: To provide a light quantity autonomous adjustable auxiliary lighting system reducing the concentration of the noxious chemical material in the discharged contaminated air without consuming new energy in a longitudinal tunnel ventilating facility. CONSTITUTION: This tunnel air purifying device is constituted of a light collector 4, an optical fiber 7, light projectors 2, and photocatalyst sheets 1. The sunlight collected by the light collector 4 on the outdoor side of the pit mouth of a tunnel is fed into the tunnel through the optical fiber 7, and it is radiated to the photocatalyst sheets 1 stuck from the tunnel wall face to the ceiling from the projectors 2.
Patent JP-S62154253-A (JP)
Title: Rotary head assembly for magnetic recording and reproducing device
Inventor: NAKATSU KIMIHIDE
IPC: G11B15/61
Filed: 1985-12-26
Abstract: PURPOSE:To easily release the titled assembly from a metallic mold when the assembly is formed by forging, by forming the outer peripheral surface of a rotary cylinder to have a tapered shape, in which the side end for fitting a recording and reproducing heads facing a fixed cylinder is made smaller in diameter and the opposite side end is made larger in diameter. CONSTITUTION:The outer peripheral surface of this rotary head assembly is formed to have tapered shape, in which the side end 201 for fitting a recording and reproducing heads is made smaller in diameter and the opposite side end is made larger in diameter, with the taper angle being alpha deg.. This taper exerts a force in the direction shown by the arrow 10 against a tape-like recording medium 6 while running on the outer peripheral surface of a rotating rotary cylinder 2A and the force stops the vertical movement of the running recording medium 6 produced when the medium 6 is shifted in the axial direction of the rotary cylinder 2A from a leading groove 5. Accordingly, when the rotary cylinder 2A is released from a metallic mold in the direction shown by the arrow 11, the cylinder 2A can easily be released from the metallic mold and, therefore, the rotary cylinder 2A having prescribed accuracy can be mass-produced inexpensively in a short time.
Patent JP-H04171343-A (JP)
Title: Belt type continuously variable transmission
Inventor: OYAMA KAZUO
IPC: F16H3/14
Filed: 1990-10-31
Abstract: PURPOSE:To reduce friction and reduce the dimension of a transmission case by supporting the clutches for advance and retreat and a reverse gear, added with a driven pulley, on an output shaft whose both the edges are supported by two bearings. CONSTITUTION:A drive pulley 14 on an input shaft 10 and a driven pulley 18 on an output shaft 13 are connected by an endless belt 25, and a gear train 45 for retreat which connects an engine and a reverse gear 44, clutches 46 and 47 for advance and retreat which are arranged back to back between the driven pulley 18 and the reverse gear 44 are installed, and the driven pulley 18 is connected with a driving wheel by engaging the clutch 46 for advance, and the reverse gear 44 is connected with a driving wheel by engaging the clutch 47 for retreat. Both the edges of the output shaft 13 are supported by two bearings 11 and 12, and the clutches 46 and 47 for advance and retreat and the reverse gear 44 are supported, added with the driven pulley 18, on the output shaft 13.
Patent JP-H05151521-A (JP)
Title: Magnetic head and magnetic recording and reproducing method
Inventor: NOJIMA TAKESHI
IPC: G11B5/17
Filed: 1991-11-11
Abstract: PURPOSE:To provide the magnetic head which can suppress the generation of wiggle noises and the magnetic recording and reproducing method. CONSTITUTION:This magnetic head consists of a slider body consisting of a nonmagnetic material or magnetic material and a core body which is coupled to this slider body and constitutes a magnetic gap. A 1st coil for signal recording and reproducing and a 2nd coil for impressing a bias current are wound around the winding part of such core body, by which the magnetic head is constituted. As a result, the external magnetic field by the bias current is acted by passing the bias current to the 2nd coil provided separately from the 1st coil for recording and reproducing at the time of recording and reproducing, by which the magnetization mechanism of the magnetic head is controlled and the wiggle noises are decreased.
Patent JP-H11121923-A (JP)
Title: Method of manufacturing printed wiring board
Inventor: ISAKO HIROYUKI
IPC: H05K3/18
Filed: 1997-10-14
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a printed wiring board wherein freedom in through-hole design, coping with high speed, high density mounting, and coping with lower price, etc., are allowed by comprising a conductor layer having a conductive via hole with a small area for fixing a surface-mounting component above the hole, related to a printed wiring board, wherein a bonding agent layer having a catalyst is provided on both surfaces of a substrate which comprises an additive electroless copper plating catalyst. SOLUTION: A through-hole is opened using laser light on a substrate, the hole is filled with a heat-proof conductive paste 5 of solventless type, a conductive layer 5E is provided above a packed via hole 5D, a conductive via hole 5A for electrically connecting both sides is formed. After that, in order to fix a surface-mounting component 9 on the conductive layer 5E surface above the hole, a small region 5C of the conductive layer is formed, so that smaller spacing, conductiveness, degree of freedom of the conductive via hole 5A and the through-hole, high density mounting, and copping with high speed and lower pricing are realized.
Patent JP-H08163381-A (JP)
Title: Picture processor
Inventor: MIYAJIMA AKIRA
IPC: G01N21/93
Filed: 1994-11-29
Abstract: PURPOSE: To reduce the variance among lines to carry a visually satisfactory image by converting picture data so that both of the variance and the average value of picture data corresponding to respective lines are fixed independently of lines. CONSTITUTION: An iron plate 10 as a body to be examined is running in the direction of an arrow L. This iron plate 10 is irradiated from the direction inclined at about 30 deg. to this iron plate 10, and the image of the surface of the iron plate 10 is taken in by a camera 20 arranged perpendicularly to the iron plate 10. Then, the two-dimensional image of the surface of the iron plate 10 is taken in. Picture data outputted from the camera 20 is stored in a first picture storage part 31 constituting a picture processor 30. Stored picture data is read out to a picture processing part 32 and is subjected to luminance conversion processing in this part 32. This picture data is stored in a second picture storage part 33. This stored picture data subjected to luminance correction is inputted to a picture display device 40 and is displayed at need.
Patent JP-H04168474-A (JP)
Title: Display device
Inventor: KURAGAMI TATSUO
IPC: G12B11/02
Filed: 1990-10-31
Abstract: PURPOSE:To always discriminate lighting ON and OUT of a light source independently from the color of a board in a display device comprising a board having a light source and a hole, which transmits the light, and a display plate by providing a sheet, which does not transmit the light and has a transparent part, between the board and the display plate. CONSTITUTION:A sheet 6, which does not transmit the light, is provided between a board 4 formed with a hole 3, which transmits the light from a light source 2, and a display plate 5, which transmits the light from the hole 3. The color of the board 4 is not therefore seen from the plate 5 side, and even if the bright white group color is used, lighting ON and OUT of the light source 2 is discriminated well independently from the color of the board 4. Consequently, in the case of manufacturing the boards having different colors, increase of the work process and installation of other members are eliminated.
Patent JP-H08135837-A (JP)
Title: Shut-off valvae
Inventor: NAKAGAWA MASAO
IPC: F16K31/12
Filed: 1994-11-04
Abstract: PURPOSE: To provide a shut-off valve which can be used as a cheap pre-fill valve, whose structure is simple, and by which high speed operation is possible and operation can be automatically switched. CONSTITUTION: In a hollow cylindrical valve body 11 whose one side port is closed by a cap 14 and the other side port is opened as a first connection port 15, and wherein a second connection port 17 is provided at a middle position in a side wall section, a valve body 12, whose area presented to the pressure on the side of the cap 14 is of area of 1.5 to 8 times as much as that on the other side, and a spring 13, which always energizes this valve body 12 toward the cap 14 are arranged. The cap 14 is provided with a pilot pressure connection port 18 to be connected into a valvae body 11. While pilot pressure is not applied, the first connection port 15 is communicated with the second connection port 17, and while pilot pressure is applied, the valve body is moved to disconnect the first connection port 15 and second connection port 17.
Patent JP-H10117986-A (JP)
Title: Cleaning implement
Inventor: YAMASHITA SHUSUKE
IPC: A47L13/42
Filed: 1996-10-17
Abstract: PROBLEM TO BE SOLVED: To make adjustable the spacing of gripping a shank by two hands and enhance the handleable properties by forming the shank from the first grip part fixed to the base end and the second grip part capable of sliding in the axial direction along the shank, and forming each grip from a heat insulative material. SOLUTION: A cleaning implement is formed from a shank 1 made of metal material and a cleaning element 2 attached to the tip of the shank 1, wherein the shank 1 is composed of the first grip part 3 fixed to the base end of shank and the second grip part 4 capable of sliding in the axial direction along the shank 1. The two grip parts 3 and 4 are made of a heat insulative material such as synthetic resin which conducts lesser heat than the metal material of the shank 1. The second grip part 4 uses a pipe capable of expanding and shrinking diametrically as a detaining means and is made particlable to be engaged in any position on the shank by providing this pipe on the shank elasticity. The spacing of the two grips can be adjusted so as to allow a user to hold easily by sliding the second grip part 4.
Patent JP-S62153534-A (JP)
Title: Fuel injection controller for internal combustion engine
Inventor: KUSHI NAOTO
IPC: F02D41/04
Filed: 1985-12-26
Abstract: PURPOSE:To improve the drivability and the exhaust emission by improving the acceleration performance during engine warming by taking into consideration of the adhering quantity of fuel due to the variation of the suction pipe pressure and the engine temperature. CONSTITUTION:The suction pipe pressure engine speed, the first and the second weighted average values of the suction pipe pressure, and the engine cooling water temperature at present which are memorized in the RAM of an electronic control circuit 44 are taken in, and the fundamental fuel injection is calculated on the basis of the suction pipe pressure and the engine speed. Then, the constant A which is determined so as to decrease as the engine cooling water temperature increases is calculated through the interpolation method in correspondence with the engine cooling water temperature at present. The increase/ decrease coefficient of the fuel injection quantity is calculated by multiplying the constant A by the value which is obtained by subtracting the second weighted average value from the first weighted average value. The fuel injection is calculated by correcting the fundamental fuel injection by this coefficient, and a fuel injection valve 24 is opened for the corresponding time.
Patent JP-S63148233-A (JP)
Title: Liquid crystal shutter array
Inventor: YANAGIHARA KAZUHIKO
IPC: B41J2/445
Filed: 1986-12-12
Abstract: PURPOSE:To record an image with high quality by providing FOP layers which are arrayed outside pixel electrodes, a 2nd polarizing plate which is layered outside the FOP layers, and a couple of light shield material which are fixed to a transparent substrate so as to sandwich the pixel electrodes and FOP layers. CONSTITUTION:The pixel electrodes 44 made of transparent materials are embedded on the light output side of liquid crystal 41 opposite an orienting film 42A and picture elements 60, and the FOPs (Fiber Optical plate) which are transparent substrates are arrayed and layered outside the pixel electrodes 44. The pitch of the FOP layers 50 is much smaller than the pixel size of the pixel electrodes 44 and light inputted to the FOP layers 50 is outputted as it is. Then the polarizing plate 45 is layered outside the FOP layers 50 to sandwich a common electrode 43, a photomask 26, the liquid crystal 41, the pixel electrodes 44, the FOP layers 50, and the polarizing plate 45 which form picture elements 60 by fixing the couple of light shield material 51 and 52 to the transparent substrate 47. Consequently, image light is recorded faithfully without using any optical system and the device is reducible in size.
Patent JP-S62155201-A (JP)
Title: Method for eternal youth and long life of extremely low-temperature human body
Inventor: YOSHIDA KINGO
IPC: A01N1/00
Filed: 1985-12-27
Abstract: PURPOSE:To prolong human life and to preserve human living body for a long period in a state wherein cell destruction resulting from growth of ice crystal is completely prevented, by rapidly freezing the whole body to <= a specific extremely low temperature while irradiating it with ultrasonic wave and suppressing ice crystal particles to the minimum and successively preserving it at <= the aforementioned temperature. CONSTITUTION:The whole body is rapidly frozen to -135 deg.C while irradiating it with ultrasonic wave at about 10 decibel sound pressure and at 1-10 megahertz in order to suppress formation of ice crystal particles to the minimum, successively sealed up in a life-size tube made of a metal, an inert gas is packed into the tube under pressure and the whole body is frozed and preserved at <=-135 deg.C in a state wherein the surface of the body is covered with an air-tight film in order to prevent sublimation of ice an the surface of the body. After preservation period in frozen state is over, the whole body is uniformly and rapidly thawed by while irradiating it with microwave, infrared rays, ultrasonic wave, etc., and simultaneously the human is completely restored to life by electric irritation, pacemaker, pump-oxygenator, etc.
Patent JP-H02143454-A (JP)
Title: Semiconductor device
Inventor: KODA TOYOMASA
IPC: H01L29/732
Filed: 1988-11-25
Abstract: PURPOSE:To reduce the resistance of an n<+> type buried layer to one half, and realize a small-sized chip by forming an epitaxial layer for resistor use at the bottom of an island of a power MOSFET by using an n<+> type buried diffusion layer. CONSTITUTION:An n<+> type buried layer 54 is formed at the bottom of an island 6 for power use where a vertical type power DMOSFET is formed. The layer 54 penetrates an epitaxial layer 52 for resistance reduction use from a main surface layer part, and reaches the lower part of an epitaxial layer 53. This layer 54 is formed by a method wherein, at the time of manufacturing, phosphorus whose diffusion coefficient is comparatively large is partially diffused into the layer 52 from above and below, and the depth is completely diffused and buried. Thereby, the ON resistance of a power MOSFET is reduced to one half, and the area of the power MOSFET can be reduced, so that the chip can be miniaturized, and cost reduction is enabled.
Patent JP-H03155222-A (JP)
Title: Received signal level switching device
Inventor: SHIMIZU HIROYUKI
IPC: H04B1/18
Filed: 1989-11-14
Abstract: PURPOSE:To obtain a stable and excellent picture by dividing an input signal with 1st and 2nd resistors when a transistor(TR) is turned off, outputting the result, dividing the input signal with 1st, 2nd, and 3rd resistors when the TR is turned on, outputting the result. CONSTITUTION:An input signal is fed to one terminal of a 1st resistor 20, the other terminal is branched and an output signal is extracted from the branching point and one terminal of a 2nd resistor 21 whose other terminal is grounded is connected to one of the braching points. Moreover, one terminal of a 3rd resistor 22 is connected to the other of the branching points and the other terminal of the 3rd resistor 22 is connected to one terminal of a switching TR 24 and the other terminal of the TR 24 is connected to ground, Then when the TR 24 is turned off, the input signal is divided by the 1st and 2nd resistors 20, 21, the result is outputted, and when the TR 24 is turned on, the input signal is divided by the 1st, 2nd and 3rd resistors 20, 21, 22 and the divided voltage is outputted.
Patent JP-S62156366-A (JP)
Title: Sheet having buck skin-like surface and production thereof
Inventor: YUGAWA KENICHIRO
IPC: C08J9/04
Filed: 1985-12-25
Abstract: PURPOSE:To obtain the titled sheet, by forming a colored pattern layer made of plastisol containing a blowing agent and a colorant on the surface of a substrate such as synthetic resin sheet, etc., successively applying blowing agent-containing plastisol having different color to the colored pattern agent-containing plastisol having different color to the colored pattern layer, gelatinizing and expanding these layers and cutting off the surface layer. CONSTITUTION:A colored pattern layer 11 using plastisol containing DOP, a blowing agent, a colorant (pigment), etc., in a paste resin is formed on the surface of a substrate 10 (having compatibility with the colored pattern component) such as synthetic resin sheet, film, etc. The plastisol is semigelatinized under heating, a coated layer 12 is then laminated to the surface by the use of plastisol which contains a blowing agent and has a different color from that of the colored pattern layer or is colorless and semigelatinized. The layers 11 and 12 are completely gelatinized under heating and expanded to form an expanded layer 13 on the surface of the substrate. The superficial layer of the expanded layer 13 is cut off at a face a little lower than the top of the colored pattern layer 11 and a foamed whole area 14 containing the layer 11 is exposed to the outside to give a sheet having buck skin-like surface.
Patent JP-H11190228-A (JP)
Title: Gas turbine, combined cycle plant, and compressor
Inventor: UTAMURA MOTOAKI
IPC: F02C3/30
Filed: 1998-10-19
Abstract: PROBLEM TO BE SOLVED: To provide a gas turbine, a combined cycle plant, and a compressor which are capable of spraying liquid-drops into intake air introduced into the inlet of a compressor by means of practical simple equipment to realize both the improvement of output and the improvement of thermal efficiency. SOLUTION: In a gas turbine provided with a compressor 1 for sucking and compressing gas, a combustor 5 in which gas discharged from the compressor 1 and fuel are burned, and a turbine 2 to be driven by combustion gas of the combustor 5, a spraying device which sprays liquid-drops into the intake air supplied to the inlet of the compressor 1 to reduce the temperature of the intake air entering the compressor, and to spay the liquid-drops vaporizing while flowing in the compressor 1, is provided upstream of the compressor 1. Thus, the liquid-drops are sprayed into the intake air introduced into the inlet of the compressor 1 to reduce the temperature of the air, and the liquid- drops are vaporized in the compressor 1 to improve the output and the thermal efficiency.
Patent JP-H04168578-A (JP)
Title: Image pattern recognizing method
Inventor: IBA KAZUYUKI
IPC: G06T7/60
Filed: 1990-10-31
Abstract: PURPOSE:To accurately recognize a pattern by detecting each corner of a quadrangle for recognition, setting a virtual quadrangle in the quadrangle, and detecting the centroid position and the inclination of the virtual quadrangle for the quadrangle for recognition by prescribed methods, respectively. CONSTITUTION:The corners A-D of the edge part of a quadrangle pattern 10 are detected from the point P of the pattern 10 of an image pattern. Thence, the virtual quadrangle 20 parallel with a picture coordinate and with the maximum edges of quadrangle A'-D' is set on an area with only the inside of an edge part from the corners A-D. The coordinate sum and area of that part and found, and also, the coordinate sum and area of a part in the neighborhood of the edge parts A-D other than that are found, and the centroid of a target quadrangle 10 is found by a centroid method and the inclination of the quadrangle 20 for the quadrangle 10 is decided by a method of least squares, thereby, the quadrangle 10 can be recognized. By employing such method, recognition can be accurately performed without being affected by a neighboring pattern and without recognizing a quadrangle image pattern erroneously.
Patent JP-2001116270-A (JP)
Title: Coupling for hot water circuit
Inventor: MURAYAMA SHIGETADA
IPC: F16L39/00
Filed: 1999-10-19
Abstract: PROBLEM TO BE SOLVED: To obtain a coupling for hot water circuit in which a male case body 17 has a size surrounding the entirety of a male metal 1a and a female case body 27 has a size surrounding the entirety of a female metal 1b. SOLUTION: The coupling for hot water circuit comprises a pair of half coupling bodies 13, 23 disposed in the way of a hot water circuit. One half coupling body 13 comprises a male metal 1a equipped with a pair of tubular plug terminals 15a, 15b and a pair of hot water hose connection openings 16a, 16b communicating therewith, and a male case body 17 covering it. The other half coupling body 23 comprises a female metal 1b equipped with a pair of plug connection openings 25a, 25b for connection with the plug terminals and a pair of hot water hose connection openings 26a, 26b communicating therewith, and a female case body 27 covering it. The male case body 17 engages with the female case body 27 to couple the half coupling bodies 13, 23 thus preventing the joints of the hot water hose connection openings 16a, 16b, 26a, 26b and hot water hoses from being exposed to the outside.
Patent JP-H09196046-A (JP)
Title: Spherical coupling
Inventor: KURISUTOFU DOORU
IPC: F16C11/06
Filed: 1996-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a spherical coupling with a simple structure, which can be mechanically assembled and which has the sufficient strength against a tensile load of a spherical pin even in the case where a joint housing made of the synthetic resin is used. SOLUTION: A coupling ball 1b of a spherical pin 1 of a spherical coupling is supported inside of a coupling housing 3 by a supporting shell 2 freely to be rotated and tilted in a specified range, and the supporting shell 2 is fixed in the coupling housing 3 by a closed ring 6. The closed ring 6 has a cross section having two legs and an inside leg 6a forms a supporting surface in relation to a part 2b of the supporting shell 2 between an equator 1e and an opening for the spherical pin 1, and on the other hand, in the assembled condition, a free front edge of an outside leg 6b is seated on a ring surface 3e', which is formed in the joint housing 3 by notching and provided in the nearly radial direction.
Patent JP-H10138764-A (JP)
Title: Housing structure for sunshade
Inventor: KENMOKU MASAAKI
IPC: B60J7/20
Filed: 1996-11-08
Abstract: PROBLEM TO BE SOLVED: To attach a sunshade removed from a roof part at a predetermined position without leaving as it is, and to prevent the sunshade from being deformed or broke, and to prevent occurrence of abnormal sound. SOLUTION: Bent parts are formed in a wire frame at the rear surface of a seat back 1a, at predetermined positions so as to form locking parts 12 adapted to be locked thereto with locking pieces 6 of a sunshade 4 to be locked to the roof part, and a locking part 13 adapted to be locked thereto with a lock member 9 of the sunshade 4 to be locked to the roof part. With this arrangement, the sunshade 4 removed from the roof part may be attached to the rear surface of the seat back 1a.