baber/WOPTO huggingface dataset:
Patent JP-S63147363-A (JP)
Title: Photosensor
Inventor: FUJITA NOBUHIKO
IPC: H04N5/335
Filed: 1986-12-11
Abstract: PURPOSE:To manufacture the title photosensor in high yield reducing the deterioration in characteristics especially in high temperature side i.e. assuring high withstand voltage, low dark current, high bright and dark ratio and stable temperature characteristics by means of specifying the thickness of individual electrode within specific range. CONSTITUTION:The title photosenser is provided with at least one or more individual electrodes 2 arranged on a substrate 1, a photoelectric semiconductor layer 4 formed on the electrodes 2 and the second electrode 6 holding the photoelectric semiconductor layer 4 between the individual electrodes 2 and the second electrode 6. In such a photosensor, the thickness of individual electrodes 2 is specified between 100 Angstrom  and 700 Angstrom . Said photoelectric semiconductor layer 4 is composed of i.e., alpha-Si. Through these procedures, the step difference in edge parts of respective individual electrodes 2 is reduced to minimize the effect on the photoelectric semiconductor layer formed on the individual electrodes so that the deterioration in various characteristics of photosensor may be reduced.
Patent JP-H05135487-A (JP)
Title: Magnetic disk driving device
Inventor: OMORI SHOICHI
IPC: G11B25/04
Filed: 1991-11-12
Abstract: PURPOSE:To provide definite constitution unnecessitating the leader line of a motor signal and facilitating the assembling of a device on a magnetic disk driving device constituting with integrally a magnetic disk receiving part holding a magnetic disk and the driving motor of the disk. CONSTITUTION:A motor signal leading printed board 11 is fixed on an attaching frame 1 and a printed board 12 forming a motor driving circuit is arranged on the position opposing to the printed board 11 and both printed boards are connected electrically by utilizing the elasticity of a connecting member 13 consisting of non-conductive elastic material providing a conductive body in the inside.
Patent JP-H05136259-A (JP)
Title: Semiconductor substrate and semiconductor device
Inventor: KATO MASATAKA
IPC: H01L29/78
Filed: 1991-11-12
Abstract: PURPOSE:To prevent malfunction due to generation of leak current resulting from formation of a back gate channel by exposure to radiation in the SOI type MOS transistor used under the environment of ionizing radiation. CONSTITUTION:In an SOI substrate, a region 4 for promoting recoupling for electrons and holes is provided at least at a part of a buried oxide film 2, or an impurity concentration of the surface region of a base substrate is set higher than that of a P-type semiconductor substrate 1 to form an element.
Patent JP-H05137325-A (JP)
Title: Charge voltage control circuit
Inventor: KAWABATA OSAMU
IPC: H02J1/00
Filed: 1991-11-12
Abstract: PURPOSE:To improve the accuracy in control of charge voltage by preventing the influence of switching noise. CONSTITUTION:A subtraction and division circuit 31 calculates the number of times of switching required for charging a high voltage capacitor to a specified voltage from a voltage command value V8b and residual voltage detection value Vref. An A/D conversion circuit 32 converts the number of times of switching from an analog value to a digital value, and presets it in a counter circuit 33. The counter circuit 33 starts the count of the number of times of switching to the number of times of switching when a command signal S is input. A flip-flop circuit 34 outputs a signal corresponding to the operation command for starting or stopping the switching operation of an inverter switching circuit based on the number of times of switching. When the charge operation ends, the counter circuit 33 outputs a charge end signal EOC to the general control circuit.
Patent JP-H08131044-A (JP)
Title: Chemical diffusing device
Inventor: TAMAOKI MASARU
IPC: A01M1/20
Filed: 1994-11-04
Abstract: PURPOSE: To provide a chemical-diffusing device capable of opening a shutter member of a chemical housing part synchronously with the drive of a fan motor for forcibly circulating air from a suction hole to a vent hole, preventing natural transpiration of a chemical and reducing bad influence on human body. CONSTITUTION: A filter 15 is attached to an opening as a suction hole between the upper end part of a rear panel 14 and a top panel 8. Air is forcibly circulated from the suction hole to an exhaust hole 11a by a fan 5 driven by a motor 6. A shutter member 25 in a chemical housing part 20 arranged in an air circulation route is opened synchronously with the drive of the fan motor and the chemical is transpired and forcibly diffused from the exhaust hole. Introduction of electric current to the fan motor is stopped by sensing output by an organism detecting means 10 and the chemical housing part can be closed by the shutter member.
Patent JP-H01141217-A (JP)
Title: Working method for ball stud
Inventor: MASUTANI MASAKAZU
IPC: F16C11/06
Filed: 1987-11-24
Abstract: PURPOSE:To drastically reduce the working time by forming the shallow recessed grooves spiral or parallel to an annular groove through forging onto two semispherical part surfaces which are formed, having the annular groove interposed, during the compression working in the axial direction. CONSTITUTION:Several stripes of projecting grooves in spiral or parallel to an annular groove 14 are formed on a forging mold used in the compression deformation working in the axial direction on a round rod material. When a spherical part 15 is formed, several stripes of recessed grooves 16 spiral or parallel to the annular groove 14 are formed on the surfaces of semispherical parts 12 and 13. The spherical part 15 is formed into a true spherical form through the common working method. A shallow recessed groove 16 is left on the surface of the spherical part 15 of a finished ball stud 11 thus prepared, and acts as the oil reservoir for lubricating oil.
Patent JP-2001118774-A (JP)
Title: Exposure method and exposure system
Inventor: MIYAZAKI SEIJI
IPC: G03F7/20
Filed: 1999-10-18
Abstract: PROBLEM TO BE SOLVED: To contribute to the rise of throughput by deciding the order of exposure, taking the shifting time of a substrate into consideration. SOLUTION: In an exposure method which enables exposure of the patterns of a plurality of masks in order by exposure light to an exposure region set corresponding to each of the masks on a board, using a plurality of masks having patterns, the order of exposure of the plurality of masks is decided, based on the positional relation between the optical path of the exposure light and the exposure region.
Patent JP-H08209112-A (JP)
Title: Production of heat-resistant molded sealing material
Inventor: NAKAMURA SHUNJI
IPC: C09K3/10
Filed: 1995-10-20
Abstract: PURPOSE: To obtain a sealing material having performances sufficient to allow it to be a substitute for a sealing material made of asbestos by laying sheety moldings made of a mixture of flaky vermiculite and/or mica, etc., upon each other, compressing the assemblage, filling the voids with silica sol and heat- drying the entire. CONSTITUTION: An organic base material comprising a mixture of flaky vermiculite or mica, flaky or powdery graphite and whiskers is molded into a sheet by using a binder in an amount of 30wt.%, based on the base material. The obtained sheety molding is cut into pieces of any desired shape. At least two pieces are layed upon another, and the assemblage is integrated by compression. The obtained molding is impregnated with alcoholic silica sol or impregnated with an alkyl silicate, which is then hydrolyzed to fill the voids of the molding with silica sol. The silica sol is converted into silica gel by heat drying to obtain the objective sealing material.
Patent JP-2001114621-A (JP)
Title: Animal repellent
Inventor: NAKAMURA MASAHARU
IPC: A01N25/12
Filed: 1999-10-19
Abstract: PROBLEM TO BE SOLVED: To obtain an animal repellent saving space, applicable to any place, having persistently repelling effect on crow, etc., for many hours and yet friendly to the environment. SOLUTION: This animal repellent is obtained by dissolving a polystyrene- based resin in a solvent to give a liquid and adding powder magnet, a volatile agent and a spice to the liquid. A mixed solution of limonene, a pine oil and gum turpentine being plant-based hydrocarbons is used as the solvent.
Patent JP-H06142274-A (JP)
Title: Slot machine
Inventor: TERUYA TASAKU
IPC: A63F5/04
Filed: 1992-11-05
Abstract: PURPOSE:To provide a slot machine, in which the chance of winning a prize is increased by varying a prize mode, especially. CONSTITUTION:A slot machine comprises a special prize mode judging means 48 for outputting a special prize winning signal when the combination of four stopped patterns in total stopped and displayed in four corners of three columns and three rows of display windows 15-17 according to the stop pattern information from a stop pattern judging means 44 agrees with a preset special prize mode, and advantage applying means (e.g. bonus game control means 46 and a medal discharge device 60) for applying an advantage to a player according to a special prize winning signal from the special prize mode judging means 48.
Patent JP-S63149469-A (JP)
Title: Distribtion ring of hydraulic continuously variable transmission
Inventor: OKUDA AKIHITO
IPC: F16H39/14
Filed: 1986-12-12
Abstract: PURPOSE:To improve working efficiency by forming intake and exhaust ports of circular shape and making the radius of an inner circle smaller than that of a circle inscribed on a connection port, and the radius of an outer circle larger than that of a circle circumscribed on the connection port. CONSTITUTION:Intake and exhaust ports 61 and 62 are formed to have a circular shape capable of being continuous to a plurality of connection ports 49 concurrently. The radius Ri of the inner circle of both ports 61 and 62 is made smaller than the radius R1 of a circle inscribed on the connection ports 49, and the radius Ro of an outer circle is made larger than the radius R2 of a circle circumscribed on the connection ports 49. According to the aforesaid constitution, it becomes possible to enlarge the area of a matching portion between the intake and exhaust ports 61 and 62 of the distribution ring and the connection ports 49 of a distribution tray and the fluid resistance of hydraulic oil can be substantially reduced, thereby enabling the improvement of the working efficiency of a hydraulic motor and the power transmission efficiency of a continuously variable transmission.
Patent JP-H02143088-A (JP)
Title: Wheel fixing structure for truck for heating furnace
Inventor: NAKAYOKU KAZUO
IPC: F27D3/12
Filed: 1988-11-25
Abstract: PURPOSE:To facilitate the fixing and removing of a wheel to a truck by a method wherein the wheel of the truck is attached rotatably to an axle through a bearing while a fixing member, fixing the axle detachably to the chassis of the truck from the lower side thereof, is provided. CONSTITUTION:A wheel 5 is attached rotatably to an axle 4 through a bearing 10 while a fixing member 11, provided with a reversed U-shape section having a radius of curvature substantially equal to the radius of the axle, is fixed to the chassis 2 of a truck 1 through bolts 12. The axle 4 is fitted between both arms 11a, 11b of the reversed U-shape section from the lower side thereof. A fixing device or a fixing pin 15 is inserted into aligned penetrating holes 13a, 13b, penetrating through both arms 11a 11b and the axle 4, and the axle 4 to fix the wheel 4 to the truck 1. According to this method, the attaching and detaching works of the wheel, the axle and the bearing to the truck may be effected easily and efficiently by only fixing the axle to the fixing member on the truck without effecting any complicated center regulating work.
Patent JP-H10142595-A (JP)
Title: Liquid crystal display element and its production
Inventor: KANEMOTO KAZUMI
IPC: G02F1/1335
Filed: 1996-11-08
Abstract: PROBLEM TO BE SOLVED: To obtain elements which obviate the occurrence of light leakage or defective articles and have high quality and high reliability at a high yield by providing parts to be affixed by one sealing material with light shielding films. SOLUTION: The inside surface of the one insulative transparent substrate 2 of the sealing agent 7 part by which two sheets of the insulative transparent substrates 1, 2 are affixed is printed with black ink for light shielding and is provided with the light shielding film 12. Both insulative substrates 1, 2 are affixed by the sealing material 7 via this light shielding film 12. If spacers having elasticity like resin beads or hard materials like silica are used for the spacers included in the sealing material 7, the spacers of a shape, such as spherical shape, to allow the easy penetration of the spacers into the light shielding film 12 are used.  One set each of plural pieces of the sheets formed with plural pieces of liquid crystal panels are heated while these sheets are pressurized under a specified pressure and the sealing materials 7 are cured without superposing many sets of these sheets, by which the affixation of two sheets of the insulative transparent substrates 1, 2 at specified intervals is made possible. The inner sides of the insulative transparent substrates 1, 2 are thus provided with the light shielding films.
Patent JP-H03156569-A (JP)
Title: Sum of products operation circuit
Inventor: YAMAZAKI MITSUO
IPC: G06F17/16
Filed: 1989-11-14
Abstract: PURPOSE:To reduce the number of multipliers to one and to execute sum of products operation by inputting data to be multiplied to a multiplying means from the beginning of a period for the sum of products operation by changing an address at the time of read from a storing means different from an address at the time of write. CONSTITUTION:Input data X0, X1,..., X7 in a D' step inputted from an input terminal 10 become an output signal B1 while rearranging the order by a RAM 11 to be controlled by an address control circuit 38. At the time of write, RAM addresses are set to 0, 1,..., and 7 and at the time of read, the RAM addresses are set to 4, 0,..., and 3. Accordingly, as the output data B1, data X4, X0,..., X3 are obtained while rearranging the order of the input data. The signal B1 is latched by a latch circuit 12, which operation is controlled by a signal A1, and becomes one input signal D1 of a multiplier 13. The signal D1 is data X4, X5, X6 and X7 to be objects for the sum of products operation. As the other input of the multiplier 13, an output signal E1 is inputted by passing an output signal C1 of a coefficient ROM 27 through a latch circuit 28.
Patent JP-H05103996-A (JP)
Title: Formation of carrier layer on metal substrate for catalyst
Inventor: SASAKI MASAHIRO
IPC: B01J32/00
Filed: 1991-10-16
Abstract: PURPOSE:To form a ceramic carrier layer on a metal substrate for a catalyst so that the layer can tightly be fixed on the substrate with high adhesive strength. CONSTITUTION:A layer of a mixture of Pt, Au or a Pt-Au alloy as a noble metal component with Al2O3, ZrO2, NiO, Cr2O3, SiO3, MgO or a multiple oxide of them as a ceramic component is formed on the surface of a metal substrate for a catalyst by plasma spraying and then a ceramic carrier layer is formed on the mixture layer by plasma spraying, dipping, coating, spraying or other method. When the mixture layer is formed, the compsn. ratio is preferably varied in the cross-sectional direction so that the amt. of the noble metal component is made larger at the metal substrate side.
Patent JP-H04169607-A (JP)
Title: Heat insulated floor structure for indoor artificial ski ground
Inventor: IMAGAWA KENZO
IPC: E01C13/00
Filed: 1990-11-01
Abstract: PURPOSE:To prevent deviation of floor component members by nut-fastening a heat insulated floor unit, in which a concrete layer is superposed on a heat insulator layer interiorly of a steel-plate made frame, to an anchor bolt of a concrete base via a heat insulative short-column like bolt. CONSTITUTION:A bottom steel plate 24 of a rectangular parallelopiped frame is formed, at its outer periphery, with a lower side wall 25, and a horizontal flange 23 is formed in such a manner as to extend inwardly from an upper end of the lower side wall 25. Then, an upper side wall 26 is formed on an inner edge of the flange 23, thus forming a steel-plate made frame 11. Next, a heat insulator layer 12 prepared by bonding an aluminum-foil coated moistureproofing layer 13 onto the upper surface of heat insulator, and a pressing concrete layer 14 clad with a sheet waterproofing layer are provided inside the frame 11 to construct the heat insulated floor unit 10. This unit 10 is placed on a concrete base 20. And a heat insulation short-column like bolt 19 which is attached to an anchor bolt 16 of a concrete base 20, is nut-fastened to a pressing plate on the adjoining flange 23 for fixation of the unit 10.
Patent JP-S63153208-A (JP)
Title: Production of molten iron from powdery iron ore
Inventor: ITAYA HIROSHI
IPC: C21B13/02
Filed: 1986-12-15
Abstract: PURPOSE:To stably execute smelting-reduction of powdery iron ore, by forming packing layer for carbonaceous solid reducing material in the furnace and fluidized layer on its upper side and further adjusting quantity of oxygen-contained gas and oxygen containing ratio, which are blown from tuyeres at upper step and lower step, independently. CONSTITUTION:The upper step tuyeres 6 and the lower step tuyeres 7 are arranged in a vertical type smelting reduction furnace 1, and the packing layer 3 of carbonaceous solid reducing material charged from a supplying hole 13 and the fluidized layer 2 on its upper side are formed. The oxygen and oxygen-contained gas supplied from the above tuyeres 6, 7 through piping 9, 11 and distributing device 8, 10 are blown, and the powdery iron ore charged from the upper step tuyere 6 through the supplying tube 12 is smelting-reduced, to obtain molten iron layer 5 at the furnace bottom. In the above smelting-reduction method, the quality of oxygen-contained gas and the oxygen containing ratio blown from the upper step tuyeres 6 and the lower step tuyeres 7 are independently adjusted in accordance with grain size of the charged carbonaceous solid reducing material, to control the height and temp. of the packing layer 3. In this way, variation of temp. and composition of molten iron caused by changing of grain size distribution for reducing material is prevented and the operation is stabilized.
Patent JP-H05217815-A (JP)
Title: Manufacture and structure of memory cell capacitor
Inventor: YONGU KUWAN JIYUN
IPC: H01L21/8242
Filed: 1992-11-06
Abstract: PURPOSE: To ensure a large capacity memory cell capacitor by forming a condenser node electrode, comprising a large number of vertically standing cylindrical protrusions on a connection part between a condenser node and a source- drain region. CONSTITUTION: After circuit elements, etc., have been formed on an Si substrate 1, they are covered with an insulating film 2 in which a hole 31 is formed. Then, after a doped polycrystalline Si film 3 is formed with LPCD, an Si nitride film 5 and an Si oxide film 6 are deposited in succession, and an opening 55 is formed. Then, a polycrystalline Si film 4 having a concave part 42 and a convex part 44 on the surface thereof is deposited on an upper surface, including the opening 55. Then, a CVD oxide film 62 is deposited and etched back, and the oxide film 62 is left behind in the concave part 42. Then, Si films 3, 4 are etched with the oxide film 62 which is used as a mask to form a protrusion 32, and then the Si oxide films 6, 62 are etched and removed. Then, a polyimide film 7 is etched back to expose the nitride film 5, and further the nitride film 5 is etched back.  Then, the Si film 3 is etched and removed to form a node 36. Hereby, production of a large capacity condenser is enabled.
Patent JP-H01137619-A (JP)
Title: Solid electrolytic capacitor and manufacture of the same
Inventor: TAKEUCHI HIDEMITSU
IPC: H01G9/028
Filed: 1987-11-25
Abstract: PURPOSE:To improve the characteristics of a solid electrolytic capacitor such as the variation factor of a capacitance and an equivalent series resistance by a method wherein the capacitor element of the solid electrolytic capacitor is impregnated with resin or fat whose chemical formula does not contain an oxygen atom and, further, a thin film of the resin or the fat is formed on the surface of the element. CONSTITUTION:An insulating layer 22, an Al2O3 layer 12, a polypyrrole layer 13, a graphite layer 14 and a silver paste layer 15 are successively formed on the whole circumference of an Al plate 11. Electrode terminals 17 and 18 are connected to the layer 15 and the plate 11. Further, a moisture-proof film 19 is formed as follows. A capacitor element in which the layers 12-15 are formed and the terminals 17 and 18 are provided is dipped into solution produced by dissolving resin whose chemical formula does not contain an oxygen atom or which does not create active oxygen in solvent and, after the layers 13-15 and a gap 16 between the layer 12 and the layer 13 are impregnated with the solution, the solvent is dried. With this constitution, moisture or the air which creates active oxygen does not penetrate into the gap 16 so that the variation factor of the capacitance can be reduced.
Patent JP-H03156416-A (JP)
Title: Light source device
Inventor: KUSHIMA HIROKI
IPC: F21S2/00
Filed: 1989-11-14
Abstract: PURPOSE:To uniformly irradiate a face to be irradiated with light over a wide range by attachably/detachably fixing a reflection preventing member in the vicinity of the optical axis of a reflector and properly selecting the size of a reflection preventing face to correct the illuminance distribution of the face to be irradiated. CONSTITUTION:The reflection preventing member 9 consists of a ring-like member whose surface is subjected to non-reflection treatment and is constituted so that a bent fixed claw 9a can be set up in the lamp fixing hole 8a of a reflector 8. A ring-like reflection preventing area B is matchably arranged so as to cover the optical axis vicinity 8a of the reflector 8 to prevent the reflected light from the part from being oriented so as to be superposed to the vicinity of the center of the face P to be irradiated. Prior to the setting of the member 9, plural kinds of areas B having respectively different width (b) are prepared and the area B capable of obtaining the most effective illuminance distribution is selected and used. Consequently, the illuminance of the center part of the face P to be irradiated can be prevented from being locally increased and the uniform illuminance distribution can be obtained over a wide range.
Patent JP-S61270368-A (JP)
Title: Ion vapor deposition device
Inventor: AOKI MASAHIKO
IPC: C23C14/32
Filed: 1985-12-25
Abstract: PURPOSE:To form a vapor deposited film having good quality and excellent adhesiveness with an ion vapor deposition device which makes combination use of ion irradiation and vapor deposition by providing a means for correcting the other according to the change of one of beam current and vapor deposition rate. CONSTITUTION:The beam current I and the vapor depositing rate E are respectively independently controlled by controllers 7, 3 until the ion irradiation and vapor deposition are started. The ion irradiation and vapor deposition are then simultaneously started by opening a beam shutter 12 and a vapor shutter 13. A correction circuit 8 acts thereafter to correct the rate E according to the beam current I measured with a sample 1 if said current is different from the initially set value. A control signal ES' is then outputted to a power source 6 for an electron gun so that a vapor deposition source 5 is evaporated. The beam current I and the vapor deposition rate E are thereby maintained at the predetermined ratio.