baber/WOPTO huggingface dataset:
Patent JP-H111858-A (JP)
Title: Composite sheet having photocatalyst function, article obtained therefrom and production thereof
Inventor: TOMA KATSUYUKI
IPC: B01J35/02
Filed: 1997-05-27
Abstract: PROBLEM TO BE SOLVED: To obtain a composite sheet retaining high photocatalyst function, hardly having polluting property, capable of readily handling, excellent in moldability and processability and useful for clarification materials, etc. SOLUTION: (A) Semiconductive catalyst powder such as titanium oxide and (B) (i) thermoplastic fluororesin fiber, (ii) the component (i) and thermoplastic fluororesin powder, (iii) the component (i) and reinforcing inorganic fiber, (iv) thermoplastic fluororesin powder and reinforcing inorganic fiber or (v) the component (ii) and reinforcing inorganic fiber are uniformly dispersed in an aqueous medium and formed into a sheet and the sheet is heated at heat distortion temperature of the component (ii) or above or at the temperature lower than decomposition point of the component (ii) under >=0.1 kgf/cm<2> face pressure and then, cooled in the state in which the above pressure is retained to provide the objective composite sheet, in which the component (i) is melted by the thermoplastic fluororesin, having open cells, >=110% coefficient of cubic expansion and 20-90 vol.% porosity.  Further, the composite sheet (molded product) is heated to heat distortion temperature or above and expanded to produce the objective article having photocatalyst function.
Patent JP-S61295450-A (JP)
Title: Range hood
Inventor: IWASA HIDEKI
IPC: F24F7/06
Filed: 1985-06-21
Abstract: PURPOSE:To effectively trap smoke by providing a nozzle between a hood and a portable cooking stove and blowing off air toward a suction port. CONSTITUTION:A hollow U-shaped pipe 4 is connected to both side walls of a hood 3, and a fan motor 5 for sending air into the pipe 4 is provided in the inner side portion of both ends thereof. At the lower side of pipe 4 is formed a nozzle 6 opened toward a suction port 2 of the blower 1. Simultaneously with the starting of the operation of the blower 1, the fan motor 5 is actuated, air is sent into the pipe 4, and is blown off through the nozzle 6 toward the suction port 2. Through there procedures, air is blown off through the nozzle 6 at an air flow rate which is greater than that of the rising air stream of smoke generated from the portable cooking stove, whereby the rising air stream can be guided to the suction port 2 of the blower 1, thus trapping smoke effectively.
Patent JP-S62291975-A (JP)
Title: High-frequency semiconductor device
Inventor: ISHIKAWA OSAMU
IPC: H01L21/338
Filed: 1986-06-12
Abstract: PURPOSE:To prevent failure of an electrode arranged in a Vshaped groove and on the side faces thereof and to prevent breakage of a chip or wafer, by determining characteristics of a strip-type transmission line by a thickness of a second GaAs layer and causing a first GaAs layer to act as an underside conductor. CONSTITUTION:An FET 3 is arranged between an input-side matching circuit 1 and an output-side matching circuit 2. A GaAs substrate on which the FET and a strip-type transmission line are formed is composed of a conducting GaAs layer 10 and a semi-insulating GaAs layer 4 formed continuously on the layer 10. A V-shaped groove 8 is formed through the layer 4 to reach the layer 10. A source electrode S is arranged along the side faces of the V-shaped groove 8 and a source region 7 on the surface are connected to the layer 10 with a low resistance. The layer 10, which is highly doped with an impurity, has a low resistance. The layer 10 and an underside grounding electrode 9 function substantially as an underside electrode for the striptype transmission line.
Patent JP-S6026982-A (JP)
Inventor: SUZUKI HIROYUKI
IPC: G09B5/08
Filed: 1983-07-26
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-S5760451-A (JP)
Title: Fixed data read-out system
Inventor: MINAMI MUNEHIRO
IPC: G06F9/35
Filed: 1980-09-30
Abstract: PURPOSE: To reduce a chip area and to read out a fixed data efficiently, by designating an address of a fixed data, by us a data counter area provided on an RAM, and a program counter.  
     CONSTITUTION: A fixed data is stored in an ROM11, and an address of this fixed data is stored in a data counter area DC of an RAM12. In this way, contents of the data counter area DC of the RAM12 are transferred to a program counter 13, and by this program counter 13, the fixed data is accessed and read out. Accordingly, the chip area is reduced, and the fixed data is read out efficiently. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S5926779-A (JP)
Inventor: KANAI MASAO
IPC: B32B15/04
Filed: 1982-08-05
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-S6116233-A (JP)
Title: Rotary engine
Inventor: NAKAMURA TOSHIHIKO
IPC: F02B53/00
Filed: 1984-07-02
Abstract: PURPOSE:To simplify the structure of a rotary engine being less in pulsation, by making the rotor set up in a square-form combustion chamber rotatable so as to cause its center to describe a circle of true roundness and, under the condition that a rotor shaft is left intact, letting the external gear and an internal gear centering on the rotor engage with each other all the time. CONSTITUTION:Suction ports 4a-4d, exhaust ports 5a-5d and spark plugs 6a- 6d are all installed in each of angular parts 3a-3d of a square-form combustion chamber 2 consisting of inner walls 2a-2d whose one side length is L, respectively. An equilaterally triangular rotor 50 is rotatably installed inside this combustion chamber 2, but this rotor 50 describes circles a'-c' with a radius L centering on each of apexes A'-C' of an equilateral triangle 7 whose one side length is L as well, that is, it is made up of a part where these circular arcs a'-c'. With this constitution four points of the rotor 5 are made contact with these inner walls 2a-2d of the combustion chamber 2 whereby the inner gear centering of the rotor and the external gear on the rotor shaft are made interlockable with each other all the time.
Patent JP-H01307101-A (JP)
Title: Headlight for car
Inventor: SAKAYANAI HIDE
IPC: F21V7/09
Filed: 1988-06-03
Abstract: PURPOSE:To increase the illuminance by furnishing a pair of reflex surfaces to reflect the light from a light source in the horizontal direction left and right with its axis of symmetricity identical to a vertical line passing the light axis on the oversurface and undersurface of a square headlight. CONSTITUTION:An oversurface aid reflex mirror 6 is furnished through utilization of a lighting fixture 1 for car, while an undersurface aid reflex mirror 8 installed through utilization of the undersurface 7. The illuminance characteristic of headlight 1 for car is made approx 50% brighter at the side edge (40-55 deg.) by furnishing these two aid reflex mirrors 6, 8 to perform reflection in the horizontal direction left and right. At this time, the lens 4 does not particularly require a lens cut process with annexation of this type of aid reflex mirror taken into consideration. Thereby the light amount is increased by the aid reflex mirrors annexed on the oversurface and undersurface which have been invalidified, which would enhance the illuminance of this square type headlight.
Patent JP-S5362054-A (JP)
Title: Clutch control mechanism
Inventor: KURIHARA TOSHIO
IPC: F16D13/08
Filed: 1976-11-16
Abstract: PURPOSE: To make connecting and disconnecting control of a clutch unit by measures of operating a control material driven by two solenoids. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H08327441-A (JP)
Title: Knocking detection apparatus for internal-combustion engine
Inventor: SANO YOSHIHIKO
IPC: G01H17/00
Filed: 1995-06-02
Abstract: PURPOSE: To provide a knocking detection apparatus by which the acuteness Q of a resonance output from a vibration detection body can be reduced mechanically. CONSTITUTION: A cover mounting part 17 at a metal housing 3 is caulked from the side of the whole circumference, and a resin cover 34 is fixed to the housing 3. At this time, vibration absorption parts 81, 82, 83, 84 (82 and 84 are not indicated in the figure) press the outer edge part of a diaphragm 4 to the lower part, and the vibration absorption parts 81, 82, 83, 84 are bent simultaneously as shown in the figure so as to come into elastic contact with the outer circumferential part of the diaphragm 4. Consequently, when a knocking detection apparatus 1 is operated, the vibration absorption parts 81, 82, 83, 84 act so as to suppress the vibration of the diaphragm 4. The outer edge part of the diaphragm 4 is pressed by the vibration absorption parts 81, 82, 83, 84 simultaneously with its assembling operation.  Thereby, the assembling operation of the knocking detection apparatus is performed easily, and a uniform and good detection characteristic is displayed between products. The vibration of an engine block 2 is transmitted to the diaphragm 4 and a piezoelectric element 5 via a cylindrical protrusion 18, and the piezoelectric element 5 generates a voltage signal which corresponds to a pressure signal.
Patent JP-H05336605-A (JP)
Title: Noncontact power supply facility for mobile
Inventor: NISHINO SHUZO
IPC: H01F38/18
Filed: 1992-05-29
Abstract: PURPOSE:To provide a noncontact power supply facility for feeding a mobile with power stably while preventing effect of magnetic field on the outside. CONSTITUTION:Introduction lines 34 connected with a high frequency sine wave resonance inverter are laid along a guide rail B' while a coil 36 wound around a magnetic member, over the upper and lower surfaces thereof, is suspended, with the center thereof being matched with the center of the pair of vertical introduction lines 34, from a vehicle body being guided along the guide rail B'. The guide rail B' is made of a magnetic field shielding member while the introduction lines 34 and the coil 36 are configured to be surrounded by shield members in the moving direction of the vehicle body V. Upon conduction of the introduction lines 34 (with AC), flux generated from the introduction lines 34 passes through the coil 36 to induce electromotive force thus realizing noncontact power supply to the vehicle body V. Furthermore, magnetic shielding member surrounding the introduction lines 34 and the coil 36 shields magnetic field generated from the introduction lines to prevent effect of leakage flux on the outside and also blocks intrusion of foreign matter.
Patent JP-S5470839-A (JP)
Title: Scanning exposure device for copying apparatus
Inventor: SUZUKI RIYUUZOU
IPC: G03G15/04
Filed: 1977-11-16
Abstract: PURPOSE: To increase the copying speed and to improve the efficiency by making it possible to expose a photosensitive material even when a moving part during an original scanning operation is returned.  
     CONSTITUTION: A second plane mirror 2 is moved following the movement of a first plane mirror 1 along the surface of an original 0 at a half speed of the first mirror 1 thereby to constitute first scanning means for the returning stroke, as  shown arrow A. A third plane mirror 11 has an opposite inclination to that of the  first mirror 1 and is made integral therewith. When the third mirror moves during  its return stroke, as shown at arrow B, together with a fourth plane mirror 22, this  mirror 22 moves at a half speed of the mirror 11 thereby to constitute second scanning means for the returning stroke. An exposure shutter is arranged above the  mirrors 1 and 11 and is made movable together with therewith but shield the  second scanning means at start of the forward scanning operation and the first  scanning means at te start of the backward scanning operation so that a photosensitive element 6 can be exposed almost continuously. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-2000331815-A (JP)
Title: Magnetic core for coil and its manufacture
Inventor: FUJIWARA TERUHIKO
IPC: B22F3/00
Filed: 1999-05-18
Abstract: PROBLEM TO BE SOLVED: To easily manufacture a complex shaped magnetic core for a coil at a low cost, by heat-treating and forming a dust core wherein mixed material of ferromagnetic powder and binder is compression-molded. SOLUTION: In an I-shaped dust core 1, one kind of ferromagnetic powder out of pure iron, Sendust, permalloy and silicon iron, and epoxy resin as binder are mixed. The ferromagnetic powder is made 60-80% in volume ratio, the epoxy resin is made residual, and primary molding is performed. The I-shaped dust core 1 is heated at 100 deg.C which is at least softening point of the binder and installed on a jig 3 for applying pressure wherein an R part corresponding to bending work is worked. A part to be worked of the I-shaped dust core 1 protrudes outside the jig 3. After bending work is performed by using the jig 3, the I-shaped dust core 1 is subjected to secondary molding at a temperature which is at least softening point of the binder, and a J-shaped magnetic core for a coil is formed.  The J-shaped magnetic core 2 for a coil is then obtained by performing thermal treatment at 700 deg.C for one hour in the atmosphere.
Patent JP-H10311812-A (JP)
Title: Gas detecting method and device thereof
Inventor: YOSHIKAWA KENICHI
IPC: G01N27/12
Filed: 1997-05-12
Abstract: PROBLEM TO BE SOLVED: To minimize the power consumption of a fan and detect a gas with a high frequency by exposing a gas sensor to a periodically changing gas flow, and sampling the response of the gas sensor to the change of the gas flow. SOLUTION: The cover of a metal oxide semiconductor gas sensor 2 is removed to expose a sensor body 4, and the frequency of ON/OFF of a fan 6 is controlled by a control part 10 to periodically change a gas flow. The change of the gas flow by the change of rotating speed of the fan 6 is shown as the change of diffusing state of the ambient atmosphere to the gas sensor 2, and the gas sensor 2 responses it non-linearly. The resistance value of a metal oxide heated by the built-in heater of the sensor body 4 is taken as a change of voltage to load resistance RL (gas sensor signal). The kind of gas is determined from the characteristic of a power spectrum determined by a Fourier transform part 12, the gas sensor signal is compared with the data of a reference table 16 to determine the gas concentration, and the kind of gas and the gas concentration are displayed on a display part 18.
Patent JP-S5927374-A (JP)
Title: Boundary line tracking circuit
Inventor: WATANABE MAKOTO
IPC: G06T7/60
Filed: 1982-08-06
Abstract: PURPOSE:To track a boundary line at a high speed, by detecting the following boundary point from a data of eight picture element being adjacent to a present point which is tracking a boundary line, and also obtaining an output of its moving direction vector. CONSTITUTION:A picture of an object to be measured is inputted by a television camera 1, is binary-coded, and is stored as a picture data in a picture memory 3. A position of one point on a boundary line of the object is detected by a start point detecting circuit 4 from said data. When the position of its point is provided as a present point to a block extracting circuit 5, a data of the adjacent block point is extracted at the present point. By providing this data to a tracking vector circuit 6, a boundary point is selected from eight points being adjacent to the present point, and also a moving direction vector is obtained. The position data of the boundary point selected by the position data of the present point and the moving direction vector is calculated, the boundary line is tracked by setting the selected boundary point as the present point, and a special feature of a shape of an object is detected.
Patent JP-H032828-A (JP)
Title: Liquid crystal display device
Inventor: SATO TAKAO
IPC: G02F1/1335
Filed: 1989-05-31
Abstract: PURPOSE:To facilitate light control without adjusting the light source itself of the liquid crystal display device of a back light type by interposing a polarizing plate between the liquid crystal display part and light source part of the above-mentioned device and adjusting the quantity of transmitted light by rotation of the polarizing plate. CONSTITUTION:This device is constituted of the liquid crystal display part 1 which makes display by the transmitted light and by using the polarizing plate 12 and the light source part 3 which emits the transmitted light of the liquid crystal display part 1. The rotatably provided polarizing plate 21 is interposed between the display part 1 and the light source part 3. The quantity of the light passing the two polarizing plates is changed by the angle formed by the axis of polarization of the rotary polarizing plate 21 and the axis of polarization of the polarizing plate 12 used in the liquid crystal display part 1. The light control is attained by changing the angle of the rotary polarizing plate 21 in such a manner that the display attains a desired light quantity.
Patent JP-S5471577-A (JP)
Title: Production of semiconductor device
Inventor: KOTANI SHIGEO
IPC: H01L21/318
Filed: 1977-11-18
Abstract: PURPOSE: To form doped nitride films on substrates without causing crackings by placing the substrates in a reaction chamber and introducing compound gases containing hydrogen compound of Si, impurity gas for Si and N 2 .  
     CONSTITUTION: Substrate are put in a reaction chamber 11. Doped nitride films are grown on the heated 17 substrates by controlling the flow rates of SiH 4  13, NH 4  14, additive 21 (one of PH 3 , B 2 H 6 , AsH 3 , etc.) and N 2  15 with valves, reducing the pressure 12 in the discharge cahmber, applying 18 high frequency energies  to form 15a' plasma discharges and introducing radical atoms into the reaction  chamber. With this method, the resultant nitride films are patricularly less in distortions and even if the film thicknesses are made 2 to 3μ, no cracking will occur despite subsequent heat treatment. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H06347755-A (JP)
Title: Driving method for matrix type display device for intensity level assigning display
Inventor: YAMAZOE HIROSHI
IPC: G09G3/36
Filed: 1993-06-08
Abstract: PURPOSE:To provide a driving method for an intensity level assigning display matrix type display device capable of performing intensity level assigning display and having excellent display quality by dispersing an effective voltage value to be corrected evenly in each slot within one frame. CONSTITUTION:Each slot ti-1-ti is composed of two semi-slots ti-1-ti-1/2 and ti-1/2-ti. In the timing ti-1-ti-1/2, all individually specified scanning voltage and signal voltages are simultaneously applied on a scanning line and signal electrode. At this time, a scanning voltage in proportion to the value Hik in k-th column and i-th row of a transforming matrix H is applied on a scanning line in k-th row and a signal voltage in proportion to the value Bij in i-th row and j-th column of a transformed display matrix B is applied on the j-th signal electrode in the same timing. In the timing ti-1/2-ti, the zero potential is given to all scanning lines and the voltage close to Vc=VbX{(N-beta)(1-SIGMAiAij<2>/N)/R 2}<1/2> is applied on the j-th signal electrode with the same timing.
Patent JP-2000329945-A (JP)
Title: Optical rack body
Inventor: SHIDA TOMOHITO
IPC: G02B6/38
Filed: 1999-05-18
Abstract: PROBLEM TO BE SOLVED: To wire many optical fibers in arrangement conforming to a specific arrangement section and to eliminate troubles due to their entwining. SOLUTION: This rack body is equipped with an optical fiber lead-out part where multiple optical fibers 4b are led out. The optical fiber arraying tool 11 shown in the right in the figure and an optical jumper unit which is present behind it correspond to the optical fiber lead-out part. The rack body is equipped with a connection unit 2 storing a connection part formed by connecting other optical fibers to the optical fibers 4b and a freely opened/closed door 12 which covers the optical fiber wiring part 20 wired between the optical fiber lead-out part and connection unit 2, and some of the optical fibers 4a lead out of the optical fiber lead-out part are anchored to the door 12 so that they can be led in and taken out.
Patent JP-H09315883-A (JP)
Title: Seed crystal holder for pulling up single crystal
Inventor: IZUMI TERUO
IPC: C30B15/32
Filed: 1996-05-31
Abstract: PROBLEM TO BE SOLVED: To prevent the occurrence of a fracture at the time of pulling up a large weight single crystal by winding carbon fibers circumferentially on a lower outer peripheral part and arraying the carbon fibers perpendicularly on other parts. SOLUTION: A large-diameter cylindrical part 151 having a cavity 151a of a large diameter and a small-diameter cylindrical part 153 having a cavity 153a of a small diameter are connected by an intermediate part 152 having a cavity part 152a of a slope on an inside wall surface 152b. Screw threads 151b to be screwed with the front end of a pulling-up shaft are formed on the inside wall surface of the large-diameter cylindrical part 151, by which a seed crystal holder 15 is formed. The small-diameter cylindrical part 153 of the holder 15 and the part (f) higher by 1 to 30mm than the height (e) of the intermediate part 152 are cut off to form a lower outer peripheral part 154. Carbon fiber cloth is wound circumferentially on the lower outer peripheral part 154 and the carbon fibers are arrayed perpendicularly on the other parts.
Patent JP-S63304826-A (JP)
Title: Anchorage of head of ground anchor
Inventor: NOJIRI AKIYOSHI
IPC: E02D5/80
Filed: 1987-06-01
Abstract: PURPOSE:To shorten the period of construction by a method in which PC steels extended upwards from the body are tensed by a jack set on a tripped and fixed to an anchor disc on the body. CONSTITUTION:The tips of PC steels 2 extended upwards from the body A are thrust through the holes of an anchor disc 3, and the disc 3 is set on the body A. A tripod 4 is set around the disc 3, and a jack 5 is set on the horizontal plane 4a of the tripod 4. The steels 2 are pierched through the holes of a top plate 6 fixed to the upside of the rod of the jack 5 and wedges 6 are inserted and temporarily fixed. The plate 6 is pulled up, a tension is introduced into the steels 2, and wedge 3b is driven into the hole. The tips of the steels 2 temporarily anchored are cut off. Another steel 2 is thrust through the hole 6a and all the steels 2 are anchored to the disc 3 by repeating the same processes. The tripod 4 is removed, the tips of the steels 2 are cut off, and the disc 3 is covered with a cap 7.
Patent JP-S5763672-A (JP)
Title: Partially undipping method in hot dipping
Inventor: HIRAO YOSHIROU
IPC: C25D5/02
Filed: 1980-09-30
Abstract: PURPOSE:To obtain an undipped face free from scratches on a material to be hotdipped by applying a silicone coating material with high stickiness and a specified treating material to the face requiring no hot dipping, drying and hardening the materials, and carrying out hot dipping. CONSTITUTION:A material 5 to be hot-dipped has a face 3 requiring no hot dipping. A silicone resin coating material 1 with high stickiness is uniformly applied to the surface of the face 3 in a suitable thickness, and a treating material 2 contg. silicone resin varnish as a principal component is further applied to the material 1 in a suitable thickness. The materials 1, 2 are dried and hardened. This material 5 is dipped in a hot dipping agent to hot-dip the face 4, and the treating material layer 2 is removed by peeling.