baber/WOPTO huggingface dataset:
Patent JP-H06134015-A (JP)
Title: Jet bath pump device fitted with filter
Inventor: SAKAI MAKOTO
IPC: A61H23/00
Filed: 1992-10-27
Abstract: PURPOSE:To provide a jet bath pump device washing a filter material at the time of the washing of the filter material without discharging the same and reducing the noise at the time of washing. CONSTITUTION:At the beginning of the circulating filtering operation due to the ON-operation of a pump start switch 7, the supply of air due to an air supply means 9 is stopped and first and second three-way valves 11,13 are changed over to a washing water passage and water is passed through a filter 10 for a predetermined time to wash a filter material 18. By this constitution, air bubbles do not flow in the filter 10 at the time of washing operation and trouble such that the filter material is agitated to flow out is prevented and the noise due to air bubbles at the time of washing can be reduced.
Patent JP-H10128090-A (JP)
Title: Electrolytic dissolver with agitator
Inventor: KAWAMURA WATARU
IPC: B01F1/00
Filed: 1996-10-30
Abstract: PROBLEM TO BE SOLVED: To generate a strong oxidizing agent to cover its loss, to promote a flow of solution and also to bring the oxidizing agent into effective contact with a hardly soluble material. SOLUTION: An electrolytic dissolver 1 is divided into a primary side vessel 1a and a secondary side vessel 1b, and they communicate with each other by an upper line and a lower line. In the one primary side vessel 1a of the electrolytic dissolver 1, a cathode 4 connected to the positive side of a power source 3 is immersed in a solution 5, and around the cathode 4, a diaphragm 6 is arranged. On the other hand, above the secondary side vessel 1b, a rotary driver 7 for agitating the solution 5 is arranged, and on a rotating shaft 8 thereof, an anode 9 connected to the negative side of the power source 3 is immersed in the solution 5. An anode 9 is formed into such a shape that the solution is agitated.
Patent JP-H08145657-A (JP)
Title: Position detector for moving body
Inventor: TORII KATSUHIKO
IPC: G01D5/25
Filed: 1994-11-22
Abstract: PURPOSE: To obtain a position detector for moving body in which the position of window glass in a power window system can be detected with high accuracy, an initial position can be set without being accompanied by an intricate adjustment and which can be realized with a simple structure at a low cost. CONSTITUTION: In the position detector 30, a transmission board 36 and a cam plate 42 turns together with the rotary shaft 26 of a window regulator and a limit switch 60 is conducted for detecting a predetermined rotational position. During subsequent rotation of the rotary shaft 26, a wave washer 52 disengages from tooth parts 40, 46, and transmission of rotation from the rotary shaft 26 to the cam plate 42 is cancelled. When the rotary shaft 26 (drive motor) is turned sufficiently at the time of assembling, a protrusion 48 abuts on a stopper to reset the limit switch 60 to the initial conducting state.
Patent JP-H02132299-A (JP)
Title: Waterproof construction method
Inventor: UDA SHINYA
IPC: E21D11/38
Filed: 1988-11-14
Abstract: PURPOSE:To contrive the reduction of cost facilitating execution while preventing the leakage of water by providing an elastic plateshaped unit to be arranged in a concrete internal wall surface further a securing tool to be driven closely adhering. CONSTITUTION:A waterproof layer 10 of deterioration part of a conduit is removed from inside a stratum 8, and a concrete layer 9 is exposed. Next matching with a circumferential length of the internal peripheral surface of the concrete layer 9, a polyvinyl chloride-made elastic plate 10a is cut, rounded, curved so as to be along the internal peripheral surface and internally fitted into the concrete layer 9. And next utilizing repulsive elasticity of the plate 10a, it is closely attached to the internal peripheral surface of the concrete layer 9. A nail 14 is driven by a pneumatic nailing gun to one end part side in the upper end of the elastic plate 10a through a rubber packing 12 and a retaining washer 13, and the plate 10a is fixed to an upper end of the concrete layer 9 while thermally fused by a hot metal system adhesive agent.
Patent JP-H05126062-A (JP)
Title: Liquid refrigerant carrier
Inventor: KAWAI HIDEKI
IPC: F04C15/00
Filed: 1991-11-05
Abstract: PURPOSE:To constitute each bearing in liquid lubricant to be rotated high in speed and to be long in life, and thereby make a device stable in operation by pressing each ball bearing supporting the shaft of a displacement type compression machine section into the shaft with pressure and so on so as to be housed in wherein solid individual lubricants are filled in the inside of each bearing. CONSTITUTION:The carrier allows a shaft 20 to be rotated by a motor composed of the stator 3 and the rotor 4 of a displacement type compression machine section 1. A roller 6 which is incorporated into the eccentric section 20a of the shaft 20, is then eccentrically rotated while liquid refrigerant introduced in the inside of a cylinder from a pipe 11 is being compressed, so that refrigerant is discharged out of a port 10 to a pipe 12 through the inside of a case 2. In this case, the shaft 20 is supported by both a main and an auxiliary bearing 21 and 22 housing respective ball bearings 23 and 24. The respective ball bearings 23 and 24 are filled with respective solid individual lubricants 23e and 24e. By this constitution, the existence of the solid individual lubricants 23e and 24e around respective balls results in excellent lubrication as the respective balls (not shown) in the respective ball bearings 23 and 24 are rotated.
Patent JP-H08148659-A (JP)
Title: Manufacture of soi substrate
Inventor: HASEGAWA HIROYUKI
IPC: H01L21/02
Filed: 1994-11-24
Abstract: PURPOSE: To form the final Si-Ge, Si-C, or Si active layer, which has an equal thickness with small dispersion (TTV) and besides has small surface roughness, on an insulating layer, and also, to reduce the probability of void occurrence at the lamination face. CONSTITUTION: An Si buffer layer 12 less than 1×10<18> /cm<3> in impurity concentration is made on the first Si substrate 1 containing As or Sb by 1×10<18> /cm<3> or more, and a compound semiconductor layer 13 consisting of Si and Ge, or Si and C is made on this Si buffer layer 12, and an insulating layer 16 is made on this compound semiconductor layer 13. Next, the main face of a support substrate 17 is stuck together to the insulating layer 16, and a great part of the first Si substrate 1 is removed to make it into an Si film 11a 5μm or under in thickness, and this Si film 11a is removed in the first chemical etchant, and then the Si buffer layer 12 is removed in the second chemical etchant, leaving the insulating layer 16 and the compound semiconductor layer 13 on the main face of the support substrate 17.
Patent JP-H04163191-A (JP)
Title: Recording medium and recording method therewith
Inventor: TERAMURA KAORU
IPC: G11B7/24
Filed: 1990-10-29
Abstract: PURPOSE:To obtain a recording medium which is available for rewriting and is duly producible, excellent in safety and stability of recording by a method wherein the recording medium is composed of a layer containing two ingredients; vinylidene fluoride-tetrafluoroethylene-hexafluoropropylene copolymer and (meth) acrylic acid ester copolymer, as a polymer blend composition having reversibly changeable optical characteristic. CONSTITUTION:A coloring layer 2 is arranged adjacent to a layer 3 made of a polymer blend composition which reversibly changes, as the temperature changes, between the states of miscibility and phase separation, making the optical characteristic thereof change accordingly, and thereby become transparent and/or cloudy. The said polymer blend composition is made of at least the following two ingredients; vinylidene fluoride-tetrafluoroethylene- hexafluoropropylene copolymer and (meth)acrylic acid ester copolymer. Blending of the two ingredients composing the blend composition is desirable to be made in ratios between (1:9)-(9:1) by weight. Such materials as Al, Cr, carbon black or the like are usable for the coloring layer 2.
Patent JP-H04160608-A (JP)
Title: Automatic parking device
Inventor: KATSUNO TOSHIYASU
IPC: B60R21/34
Filed: 1990-10-25
Abstract: PURPOSE:To smoothly and surely garage a vehicle by controlling a steering angle so that the vehicle is traveled along any one of the center line connecting the front and rear faces of the vehicle, the inscribed circular arc of the vehicle and the entering center line of a garage in accordance with the relative position of the vehicle to the garage. CONSTITUTION:This automatic parking device is provided with a mark sensor 16 arranged on a prescribed position of the vehicle 10, the 1st arithmetic means for calculating the relative position of the vehicle 10 to the garage based upon a detection signal outputted from the sensor 16, the 2nd arithmetic means for calculating the entering center line of the garage to be parked and the front-rear center line of the vehicle 10 from the calculated relative position, the 3rd arithmetic means for calculating circular arcs M, M' inscribed with the calculated entering center line of the garage and the front-rear center line of the vehicle 10, and a control means 18 for controlling the steering angle of the vehicle 10 so that the vehicle 10 is traveled along any one of the front-rear center line of the vehicle 10, the inscribed circular arc of the vehicle 10 and the entering center line of the garage. Namely, a locus formed by the vehicle front-rear center line, the inscribed circular arc, or the entering center line of the garage is an entering route mininizing its curved part. Thus, the vehicle can surely be parked on the garage.
Patent JP-H01130823-A (JP)
Title: Drawing apparatus
Inventor: TOBI NOBUO
IPC: B21D22/24
Filed: 1987-11-16
Abstract: PURPOSE:To improve the drawing percentage regardless of the grade of blank material by fitting a pad for pressing the blank material on the ram through a spring member, energizing a die in terms of spring under a punch and providing a wrinkle suppressor freely pressed by the pad under the pad. CONSTITUTION:The cylindrical blank material 7 is put on the die 6 and after its flange 7a is loaded on the wrinkle suppressor 5, a ram 1 is lowered. The pad 3 for pressing the blank material is abutted on the flange 7a of the blank material 7, the flange 7a is pressed by the wrinkle suppressor 5 through the spring force P2 of the spring member 4. The punch 2 is abutted on the blank material 7 to be lowered, together, and the die 6 is lowered with the lowering of the punch 2. A compressive force acts on the peripheral surface 7b at the upper end part of the blank material 7, the reaction force P3 of this compressive force acts in the direction of flowing the blank material, by this reaction, the inflowing of the blank material 7 is promoted, the drawing formability is improved and the drawing percentage is increased even if for a low grade blank material.
Patent JP-H07118768-A (JP)
Title: Treatment of dust
Inventor: SAKAKIBARA MICHIAKI
IPC: F27D17/00
Filed: 1993-10-26
Abstract: PURPOSE:To easily separate and recover adhered Zn from dust by reducing the ZnO-contg. dust generated in steel making with a hydrogen-contg. gas to Zn by an external heating rotary kiln, cooling and condensing the vaporized Zn as metallic Zn. CONSTITUTION:The dust generated from a steel making furnace such as an electric furnace consists essentially of iron oxide and farther contains the ZnO etc., harmful as the auxiliary steel making material. Accordingly, the dust 1 is passed through a drier 4, introduced into an external heating rotary kiln 5 and heated to 750-1000 deg.C to reduce ZnO to Zn with a coke-oven gas contg. at least 10% hydrogen as a reducing gas. The obtained molten Zn vapor is cooled in a Zn condenser 8 to form the metallic Zn powder 9 which is recovered. The reducing gas freed from ZnO in the rotary kiln and still contg. hydrogen is used as a gas 11 for heating the kiln 5, a gas 12 for a dust drier 4 and a gas 13 to be added to the reducing gas 6 of the kiln 5, and the remaining heat energy is effectively utilized.
Patent JP-H08130246-A (JP)
Title: Semiconductor device and fabrication thereof
Inventor: WATANABE HIROBUMI
IPC: H01L27/092
Filed: 1994-10-28
Abstract: PURPOSE: To decrease the contact resistance of a common contact having three- dimensional structure. CONSTITUTION: After a gate insulation film 14 is grown in an active region, an N type polysilicon 16 is deposited thereon and patterned to form a gate electrode and a polysilicon electrode 16. Arsenic is then implanted over the entire surface to form a source-drain region on a substrate. Subsequently, an interlayer insulation film 20 is deposited on the entire surface and a contact hole 21 is made at a position partially overlapping the polysilicon electrode 16 on the drain region 18 thus exposing a part of the surface of polysilicon electrode 23 in the contact hole 21. Finally, phosphorus ions 22 are implanted through the contact hole 21 using the interlayer insulation film 20 as a mask and activated through heat treatment thus forming a metal wiring 25.
Patent JP-H10134646-A (JP)
Title: Ammonia-resistant insulated wire
Inventor: NAKAO HIROHIKO
IPC: C09D201/00
Filed: 1996-10-30
Abstract: PROBLEM TO BE SOLVED: To make a resin coating film thin in thickness and prevent a finished wire from being enlarged in diameter by providing an enamel coating film on a conductor, extrusion-coat a thermoplastic resin on the film, making the extruded resin coating film thin in thickness, and preventing a pinhole, if any, from reaching the conductor with the enamel coating film of the inner layer. SOLUTION: An extruded resin coating film 3 is made thicker in thickness than an enamel coating film 2 to have ammonia resistance and mechanical strength, however the wire diameter is unpreferably increased when it is made too thick. The film 2 is provided on the inside of the film 3, and the film 3 is made thin. Even if a pinhole occurs on the film 3, the film 2 having no pinhole exists on the inside of the film 3, the hole insulator has no pinhole, and the characteristic deterioration is prevented. The film 3 is extrusion-coated with a thermoplastic resin having good ammonia resistance, and it is not deteriorated in the ammonia atmosphere. The obtained wire is not enlarged in diameter, and a coil formed with this wire is prevented from being enlarged.
Patent JP-2000124698-A (JP)
Title: Equipment and method for mounting electronic component
Inventor: HATASE TAKAYUKI
IPC: H05K13/08
Filed: 1998-10-12
Abstract: PROBLEM TO BE SOLVED: To provide an equipment and a method for mounting electronic components having a recognition means for correctly recognizing electronic components. SOLUTION: A transfer head 2 has a light-accumulating member 4. In a light-accumulating stage B, the light accumulation member 4 is irradiated with light from a light source 11 to accumulate light in the light-accumulating member 4. Then, the transfer head 2 moves to an electronic component recognition stage C. In this stage, an electronic component held at the lower end part of a nozzle 3 is recognized by a camera 12 installed below. At that time, since the light-accumulating member 4 shines bright with uniform brightness, an electronic component P can be recognized clearly as a black silhouette in a bright background.
Patent JP-H02133926-A (JP)
Title: Manufacture of semiconductor device
Inventor: MATSUSHITA SHIGEHARU
IPC: H01L21/318
Filed: 1988-11-15
Abstract: PURPOSE:To enhance a workability of an SiN film as a protective film of a semiconductor substrate by a method wherein an ion of argon or the like is first implanted into a silicon nitride film on the semiconductor substrate and the ion-implanted silicon nitride film is treated with a hydrogen plasma. CONSTITUTION:An SiN film 2 of 1000Angstrom  is deposited on a GaAs substrate 1 by an ECR plasma CVD method; an annealing operation is executed by using a lamp at 850 deg.C for a short time of 5 seconds. Then, the SiN film 2 is coated with a resist; a resist layer 3 is formed; the resist layer is exposed to light by photolithography and developed; a resist pattern having an opening 3a is formed. Ar ions 4 are implanted selectively into the SiN film 2 by making use of the resist pattern as a mask material. After this ion implantation, a hydrogen plasma treatment to give a hydrogen plasma 5 to the SiN film is executed. As a condition for the hydrogen plasma, a plasma is generated at a hydrogen pressure of 1Torr and at a high frequency of 13.56MHz; the SiN film is treated for 30 minutes. After that, an etching operation is executed by using buffered hydrofluoric acid; then, the resist layer 3 is removed; the SiN film 2 having an opening 2a is formed on the substrate 1.
Patent JP-H06139873-A (JP)
Title: Slide switch
Inventor: YONEDA TAKASHI
IPC: H01H15/06
Filed: 1992-10-27
Abstract: PURPOSE:To keep the interval between a slider and a substrate at the preset interval and keep the contact pressure between a switch spring and a switch contact constant by connecting the relatively slid slider and the substrate with a hook. CONSTITUTION:A slider 3 fixed to a slide switch handle 2 and sliding along the inner face of a housing 1 is arranged on the inner face side of the housing 1. A switch contact 40 brought into contact with the switch spring 30 of the slider 3 is provided on the slider 3 side of a substrate 44 having steps coupled with a pair of hooks 37 protruded from the slider 3. The substrate 44 is connected to a circuit board with a conductor, and it is positioned by the hooks 37 of the slider 3 and a boss 14 protruded from the inner face of the housing 1 to reach the substrate 44. The distance between the substrate 44 and the slider 3 is kept constant, The contact pressure between the switch spring 30 and the switch contact 40 is kept at the fixed level or above.
Patent JP-H10122143-A (JP)
Title: Cryopump
Inventor: KOIZUMI TATSUNORI
IPC: F04B37/08
Filed: 1996-10-11
Abstract: PROBLEM TO BE SOLVED: To provide a practical cryopump which can be manufactured in a small size and at low price, can bake cooling panels and the like at high temperature, and can manufacture high vacuum environment. SOLUTION: This cryopump is provided with a helium refrigerator 12 having cooling panels 13-16 on cooling stages 12a, 12b, and gas in a vessel is exhausted by condensing action of gas at the cooling panels. The helium refrigerator and the cooling panels are combined together through mechanisms 17, 18 changing heat-conduction characteristic, and the mechanisms are constituted so that the heat-conduction characteristic is raised when the cooling panels are cooled, and the heat-conduction characteristic is lowered when the cooling panels are heated by baking. The cooling panels and the like can be heated by baking at high temperature without overheating the helium refrigerator.
Patent JP-H03150289-A (JP)
Title: Process for liquid-phase epitaxial growth
Inventor: TANABE TATSUYA
IPC: H01L21/208
Filed: 1989-11-06
Abstract: PURPOSE:To obtain a thick-film AlGaAs crystal having few lamination defects by lowering the concentration of Si in a GaAs substrate below a prescribed level in the growth of a mixed crystal semiconductor crystal of AlGaAs on a GaAs substrate. CONSTITUTION:A mixed crystal semiconductor crystal of AlGaAs is grown on a GaAs substrate by liquid-phase epitaxial growth. In the above process, the concentration of Si in the GaAs constituting the GaAs substrate is adjusted to <=1X10<17>cm<-3>. An AlGaAs thick-film crystal having extremely few lamination defects (<=10<2>cm<-2>) is produced by this process and a high-quality light emitting diode can be produced from the thick-film crystal.
Patent JP-H09166869-A (JP)
Title: Photosensitive resin composition for forming light shielding film, black matrix formed using same and its production
Inventor: UCHIGAWA KIYOSHI
IPC: C09C1/56
Filed: 1996-10-12
Abstract: PROBLEM TO BE SOLVED: To obtain a photosensitive resin compsn. having a high OD value and capable of forming a black matrix causing no leak of electric current by using resin coated carbon black as a light shielding pigment. SOLUTION: This photosensitive resin compsn. contains a polymer binder, a photopolymerizable monomer, a photopolymn. initiator and resin coated carbon black as a light shielding pigment. The resin coated carbon black is produced, e.g. by mixing carbon black with a resin having reactivity with carboxyl, hydroxyl and carbonyl groups existing on the surface of the carbon black and heating the resultant mixture at 50-380 deg.C.
Patent JP-H03150379-A (JP)
Title: Plasma cleaning method
Inventor: ISHIOKA HISAMICHI
IPC: H01L21/3065
Filed: 1989-11-07
Abstract: PURPOSE:To uniformly remove a reaction product in a short time by generating plasma of a cleaning gas in a vacuum vessel while impressing positive voltage on a stage in the vessel in opposition to the vessel and by removing a film sticking to the inside of the vessel by etching. CONSTITUTION:Positive voltage is impressed on a stage 15 on which a sample 14 to be treated has been set in a vacuum vessel 13 in opposition to the vessel 13 and plasma 30 of a cleaning gas is generated in the vessel 13. At this time, the potential of the inside of the vessel 13 having the same potential as the vessel 13 lowers relatively and the entire inside to be cleaned is uniformly etched. By this etching, a film of a reaction product sticking to the inside of the vessel 13 is removed.
Patent JP-H06120468-A (JP)
Title: Manufacture of on-chip lens
Inventor: WADA KAZUJI
IPC: H04N5/335
Filed: 1992-10-02
Abstract: PURPOSE:To provide a method of manufacturing an on-chip lens which can form the convex lens portion of an on-chip lens uniform in height and shape along the plane direction and prevent unevenness in image sensing caused by an uneven shape of the convex lens in view of improving the yield. CONSTITUTION:A planarization layer 14 is laminated on the surface of a lens material layer 12. On the surface of the planarization layer 14, a lens shape transfer layer 16 is then formed. Each lens unit portion is molded in the shape of convex lens by dividing the lens shape transfer layer 16 into a plurality of lens unit portions and then thermally deforming the lens shape transfer layer divided into a plurality of lens unit portions by heating such lens shape transfer layer. Next, the surface shape of the lens shape transfer layer 16 is transferred to the surface of the lens material layer 12 by conducting vertical anisotropic etching for the lens shape transfer layer 16, planarization layer 14 and lens material layer 12 over the lens shape transfer layer 16 where a convex lens shape portion 16a is formed in order to form a convex lens portion 20 at the surface of the lens material layer 12.
Patent JP-H09133890-A (JP)
Title: Image display device
Inventor: HASHIMOTO KOSUKE
IPC: G02B27/02
Filed: 1995-11-08
Abstract: PROBLEM TO BE SOLVED: To enable an appreciator to appreciate and image with presence without being aware of the frame of the image both horizontally and vertically by composing the device of an image display plate which display a plane image reduced in the field in an object and a beltlike concave Fresnel lens. SOLUTION: A fish-eye lens image 2 is displayed matching the horizontal size of the image display plate 1. The concave Fresnel lens 3 is made beltlike by making a horizontally long Fresnel lens concave in the center in conformity with the size of the image display plate 1 and arranged so that the concave side faces the appreciator's side. The fish-eye lens image 2 displayed on this image display plate 1 is reduced in the field angle in the object space according to a relation of y=f.θ (θ: constant). When this fish-eye lens image 2 is appreciated through the concave Fresnel lens 3 which generating a concave virtual image 5 according to a relation of θ=g.y (g: constant), the appreciator 4 can appreciate a concave virtual image 5 reproducing the field angle in the object space in a beltlike shape having the horizontal part of a hemisphere cut.