baber/WOPTO huggingface dataset:
Patent JP-2000188028-A (JP)
Title: Slide contact device and contact material
Inventor: OKUTOMI ISAO
IPC: H01H1/18
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To realize a slide contact device which operates stably with little adhesion of dust to a contact surface and has small contact resistance in the long term, and can be reduced in contact wear. SOLUTION: A slide contact device is comprised of a pair of a movable contact 2 and a fixed contact 1. The fixed contact 1 periodically slides on a surface of the movable contact 2 from one end to another end of the contact 2. Contacts are fixed on a back metal to form the contacts 1, 2, respectively. Recessed grooves are formed on a surface 5, contacting with a contact of the contact 2, of a contact of the contact 1. The are of the recessed grooves of the contact 1 accounts for 3-50% of that of the contact surface 5. The composition of a contact material is comprised of 0.02-20 wt.% of carbon and 99.98-80 wt.% of high conductivity component consisting of one or both of Ag and Cu.
Patent JP-2000185616-A (JP)
Title: Instrument panel integrally provided with air bag door part
Inventor: KIMURA EIICHIRO
IPC: B60R21/20
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To improve an appearance thereof and to reduce a cost therefor. SOLUTION: A base material (air bag door part) 20A of an air bag door part opening at the expansion of an air bag body is formed with a part of an instrument panel insert 20. On a periphery of the air bag door part 20A in the instrument panel insert 20, skin adhesive holes 30 are intensively disposed in the part except for a hinge part 20B on a vehicle front side, along an air bag door tearing line formed in a U-shape positioning an opening toward the front side of a vehicular body. When an instrument panel 10 is adhesively molded, the skin 14 is made to adhere to a forming die by evacuating from the skin adhesive holes 30. And when the air bag body is expanded, the instrument panel insert 20 is easily broken with these skin adhesive holes 30 as a starting point.
Patent JP-2000187398-A (JP)
Title: Image forming device
Inventor: HAMADA TOSHIYUKI
IPC: G03G15/16
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To obtain an image forming device low in cost and capable of stably forming an image high in quality while extending the service life of a photoreceptor drum. SOLUTION: The photoreceptor drum 31 is prevented from being worn or damaged due to the contact of a transfer roller 35 with the photoreceptor drum 31 by arranging the transfer roller 35 away from the photoreceptor drum 31 surface by a specific gap L from the photoreceptor drum 31 surface. In the mean time, since the transfer roller 35 is free from butting to the photoreceptor drum 31, nor damaging the photoreceptor drum 31 surface, the roller can be constituted so as to equip the satisfactory hardness, therefore the device is allowed to prevent the paper sheet from the rear side soiling by scraping off the toner or the like stuck on the transfer roller 35, by disposing cleaner blades 71 and 72 held in contact with this transfer roller 35, by the satisfactory strong pressing force by simple fitting means.
Patent JP-H11181800-A (JP)
Title: Block for retaining wall, and retaining wall structure
Inventor: ISHIDA KIYONORI
IPC: E02D29/02
Filed: 1997-12-22
Abstract: PROBLEM TO BE SOLVED: To facilitate the manufacture, storage and carriage of a block for a retaining wall, and to facilitate the construction of the retaining wall at site by connecting two concrete plates with the prescribed intervals by a net, and filling a filler between the concrete plates. SOLUTION: A net 3 is connected to a net piece 40 embedded in and fixed to a face concrete plate 1 and a back concrete plate 2 through reinforcements and strings to constitute a block body B. A fiber reinforced net whose fiber is covered with the plastic is used for the net 3. An iron rod, a concrete plate, etc., may be used in place of the net 3, a planting block may be used in place of the face concrete plate 1. The block bodies B are stacked to fill the fillers such as crushed stones in a clearance between the face concrete plate 1 and the back concrete plate 2, or concrete is filled therein to construct a retaining wall. The block bodies B can be easily assembled at the working site to construct the retaining wall, and the length of the net 3 is regulated to regulate the thickness of the retaining wall.
Patent JP-2001181513-A (JP)
Title: Method of manufacturing composite material, composite material and molded article
Inventor: NAKAJIMA AKIHISA
IPC: C08L93/04
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide composite materials which do not generate a noxious gas upon incineration as the wastes to be disposed or even upon encountering a fire in using them at home and further do not cause deterioration of the materials upon molding and, in addition, have good external appearance and high strength of molded articles and thus, can be used without anxiety, a method of manufacturing the same, and molded articles using these composite materials, particularly environmentally friendly inkjet receiver substrates and wall papers. SOLUTION: In the method of manufacturing composite materials containing, as the major component, a mixture of vegetable fibers and a nonchlorine based thermoplastic resin, a substance which has reactivity or adsorptivity for the vegetable fibers and enhances compatibility of the vegetable fibers with the nonchlorine based thermoplastic resin is incorporated into the mixture to effect mixing the vegetable fibers with the nonchlorine based thermoplastic resin.
Patent JP-2001178789-A (JP)
Title: Back scratcher
Inventor: YATSURUGI KATSUHIKO
IPC: A61H7/00
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide an easily carriable back scratcher capable of cleaning an ear. SOLUTION: In this back scratcher for arranging a hook part in a lengthwise directional one end part of a handle, the handle is composed of a main handle part and an extensible contractible handle part extensible and contractible in the shaft direction to this main handle part, the hook part is arranged in a lengthwise directional one end part of the extensible contractible handle part, and an ear cleaning part is arranged on the lengthwise directional one end of the main handle part.
Patent JP-2000192840-A (JP)
Title: Fuel injection device
Inventor: POLACH WILHELM
IPC: F02M63/02
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To separate a cylinder causing fuel leakage in the downstream of a flow restriction valve from a fuel supply conduit pipe irrespective of an operation condition of an internal combustion engine even if the leakage is small relatively. SOLUTION: An injection unit 6 has one injection valve, one control valve, one flow restriction valve, and one injection nozzle. One controller 1 for operating respective control valves is provided. The flow restriction valve arranged in the upstream of the injection valve is closed when an amount of fuel passing through it reaches the maximum value and is opened again for the first time when a fuel supply conduit pipe 9 in the downstream of it is shut off. Respective injection units 6 have one sensor (14, 16), respectively, and a leakage In the downstream of the flow restriction valve is detected by the sensor. The controller 1 increases an injection time of a cylinder 7 causing the leakage so that an amount of fuel correlated to the injection time is larger than the maximum amount.
Patent JP-2001185440-A (JP)
Title: Laminated ceramic capacitor
Inventor: UCHI KAZUTAKA
IPC: H01G4/30
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a laminated ceramic capacitor wherein infiltration of a plating liquid to inner electrodes 3, 4 is prevented, crack generation can be also prevented in both a breakdown voltage test in wet condition and a thermal shock test, a connection status of internal and external electrodes is assured and a peeling of dielectric layers 1a to 1f is prevented. SOLUTION: In a laminated ceramic capacitor 10, the thickness of first and second internal electrodes 3, 4 in the regions that do not overlap with third internal electrodes 7 is made larger than the thickness in the regions of overlap, and further the internal electrodes near both main faces of a laminate 1 are arranged to make the third internal electrodes 7.
Patent JP-H11195223-A (JP)
Title: Substrate for magnetic recording medium and magnetic recording medium using the substrate
Inventor: KANEKO HIDEO
IPC: G11B5/73
Filed: 1997-12-27
Abstract: PROBLEM TO BE SOLVED: To provide the magnetic recording medium having a superior contact start stop(CSS) characteristic and to provide the magnetic recording medium substrate which is suitable for the medium. SOLUTION: The medium is provided with at least a substrate and the magnetic layer formed via an undercoat layer as required on the substrate. The substrate consists of a silicon single crystal. Prior to form the magnetic layer, protrusions having a height of more than 5 nm and less than 100 nm with a density of 10 to 10<6> protrusions/mm<2> are formed. Recessed parts are arranged adjacent to the protrusions. No projected parts are formed for the recessed parts excluding the portions contacted to the protrusions. The surface roughness of the flat section excluding the recessed and projected parts is less than 1 nm. Moreover, by providing a conventional magnetic layer on the substrate, the magnetic recording medium having a suprior CSS characteristic is produced.
Patent JP-2000189999-A (JP)
Title: Volume reducing method of high water content dredged bottom mud
Inventor: NAGAE YASUSHI
IPC: C02F11/14
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To improve the reduction of volume by adding a cation modified guagum and a polyacrylate into dredged sludge having equal to or above a specific water content ratio to form floc and after adding an inorganic salt, naturally and forcibly dehydrating. SOLUTION: The strong floc is formed by simultaneously adding the cation modified guagum, cationized by introducing a quaternary alkyl ammonium salt to the guagum of a polysaccharide extracted from plant, and the polyacrylate into the dredged bottom mud composed of 20 g dredged bottom mud anhydrite of a lake or river and 80 g water and having >=400% water content to neutralize the charge and to sufficiently entangle the high molecular weight polymer in fine soil particles and to add the inorganic salt to make shrink while the soil particle has both the cation modified guagum and the polyacrylate inside. The floc is dehydrated naturally or forcibly by using a bench press dehydrator.
Patent JP-2001183023-A (JP)
Title: Manufacturing method for refrigerator
Inventor: TAGUCHI YOSHITO
IPC: F25B9/00
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a refrigerator to manufacture the refrigerator, in which a lock ring is used, so that leakage through a joint part between two members joined together by the lock ring is prevented from occurring. SOLUTION: A method of manufacturing for a refrigerator comprises a process 1 wherein a refrigerator is assembled into a state that fastening of a lock ring is executed, a process 2 wherein the assembled refrigerator is heated to a given temperature, a process 3 wherein a given load is applied on the refrigerator heated to the given temperature form a given time in a direction in which a metal seal nipped between two members fastened against each other by the lock ring is spread, and a process 4 wherein after the process 3, the lock ring is fastened as a given load is applied.
Patent JP-H11193654-A (JP)
Title: Outer fitted lock device
Inventor: OKAMOTO YOICHIRO
IPC: E05B9/08
Filed: 1997-12-29
Abstract: PROBLEM TO BE SOLVED: To fix a lock simply and easily and operate the lock by a single hand by constructing the lock device so that a bolt once projected outside a lock main body is returned, slided, and the tip is put in a receiving seat to be automatically closed. SOLUTION: At locking, the bolt 13 of a lock 10 fixed on the outer face of a wing 32 is slid, the extreme end part 13a passes through the holes of two lock metal fittings with hole 33, 33 provided so as to confront a frame 31 and the wing 32, and further when it enters a hole 12a provided on a receiving seat 12 combined with a lock main body 11, it is locked by the lock mechanism. When the bolt 13 is unlocked, the bolt 13 is retreated from these holes, and the lock is released. Accordingly, consideration against crime prevention becomes unnecessary for fixing itself of the lock 10, and it can deal with by an adhesive material stuck on the bottom face of a lock fixture 20 or the back of the lock main body 11. Further at operating the lock 10, it can be operated by a single hand, without requiring the use of both hands.
Patent JP-2000192200-A (JP)
Title: Ferritic stainless steel sheet excellent in surface characteristic and ridging characteristic, and its manufacture
Inventor: TENTO MASAYUKI
IPC: C22C38/58
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a ferritic stainless steel sheet excellent in surface characteristic ad ridging characteristic and requiring no increase in costs, and its manufacturing method. SOLUTION: The ferritic stainless steel sheet excellent in surface characteristic and ridging characteristic has a composition which consists of, by weight, >0.025-0.1% C, 10-25% Cr, 0.01-0.5% Ti, 0.0005-0.01% Mg, 0.005-0.05% N, and the balance Fe with inevitable impurities and which the value of Ap determined from equation Ap=420(%C)+470(%N)+23(%Ni)+9(%Cu)+7(%Mn)--11.5(% Cr)-11.5(%Si)-12(%Mo)-(%V)-47(%Nb)-49(%Ti)-52(%Al)+189 is regulated to 10-70. Further, Mg-containing oxide grains of 0.01-5 μm maximum diameter exist in >=3 pieces/mm2 density in the cross section of the steel sheet.
Patent JP-2000192507-A (JP)
Title: Fuel tank for construction machine
Inventor: TSUZUKI FUMIO
IPC: E02F9/00
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To store a lot of fuel, drive for a long time in an oilless state, prevent running out of the fuel at the time of performing inclined operation of a body even if overall height is lowered, and prevent fuel leakage from a filler opening. SOLUTION: This tank is provided with a main tank 17A connected an oil feed pipe 72 for supplying fuel to an engine of a construction machine at its bottom part and having a filler opening 65 with a bleeder for supplying fuel at its upper part, sub tank 17B for forming a closed container, a first pipe 70 for connecting freely to communicate an upper part side of the sub tank and an upper part of the main tank with each other, and a second pipe 71 for connecting freely to communicate a bottom part side of the sub tank and a bottom part side of the main tank with each other. In that case, a connecting part of the first pipe and the main tank is located on an opposite side of the sub tank to the filler opening.
Patent JP-2000192850-A (JP)
Title: Control method of intake inner flow of flight body provided with supersonic intake aslant to airframe attitude
Inventor: TOKUNAGA HIDENORI
IPC: F02K7/10
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To rationalize a characteristic of intake inner flow with respect to horizontal angle generated by an elevation angle of an airframe, and improve motility of an airframe by forming both side walls of a lamp part of an intake on a variable side wall capable of changing a shape, in a flight body provided with the intake aslant to an airframe attitude. SOLUTION: A supersonic intake 2 of a flight body is arranged aslant to an airframe attitude and in parallel with a center line of an axis of an airframe, and both side walls of a lamp part 3 of the intake 2 are formed as a variable side wall 4' capable of changing a shape. Namely, a triangular side wall 4a is disposed on a surface 10 including a perpendicular line 8 to the lamp part 3 in both side ends of a cowl 7 of the supersonic intake 2 and both side end edges 9 of the lamp part 3. A rack 12 is disposed on a rear end edge of a cut out part of a rear part of the side wall 4a, and a gear 13 disposed on an output shaft of a motor 11 is engaged therewith, and the side wall 4a is taken in and out by driving of the motor 11. The motor 11 is controlled so as to set a total pressure recovery ratio in the intake and a flow rate to a proper value, when an airframe takes an elevation angle.
Patent JP-2001189404-A (JP)
Title: Mounting structure and mounting method for high- frequency semiconductor device
Inventor: ARAKI TARO
IPC: H01L23/12
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To suppress degradation in characteristics as much as possible for satisfactory workability by shortening the metal wire for wiring, without damaging the electrical characteristics or thermal conductivity when a high-frequency semiconductor device and a connection board are mounted on a pedestal. SOLUTION: A pedestal 3, a connection board 1 which is tightly fitted to it and provided with a through-hole 9, and a high-frequency semiconductor device 2 are provided. The through-hole 9 is filled with a metal 7 of satisfactory conductivity and thermal conductivity, while being oval in shape, which is long in the direction perpendicular to an input/output signal line. A wiring pattern 4 is provided on the connection board 1 and the high-frequency semiconductor device 2 is die-bonded on the metal later 7 packed into the through-hole 9, with the high-frequency semiconductor device 2 electrically connected to the connection board 1 using a wire 5.
Patent JP-2000190515-A (JP)
Title: Ink jet printer and assembling method therefor
Inventor: SHARMA RAVI
IPC: B41J2/165
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet printer having a cleaning mechanism capable of cleaning, in a short time, particles that may cause clogging in an orifice. SOLUTION: An ink jet printer comprises a print head 60 having a surface 95 and an ink channel 70. The printer further comprises a cleaning mechanism that cleans pollutants 165 from the surface 95 and ink channel 70 at the same time by being coupled with the print head 60. The cleaning mechanism includes a wiper 210 that has a plurality of transporting channels capable of being arranged with respect to the surface 95 and communicates with a passage which is formed by penetrating the cleaning mechanism, and a sound wave vibrating device 180 that is connected to the wiper 210 for vibrating the wiper 210 and cleans pollutants 165 from the surface 95.
Patent JP-2001191169-A (JP)
Title: Injection molding screw of metal
Inventor: HAYASHI YUJI
IPC: B22D17/30
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To prevent the occurrence of a stagnant material, and to reduce the rotational resistance and the sliding resistance to a screw by limiting the terminating end position of a screw flight at a predetermined position in relation to the position of a feed port in a heating cylinder. SOLUTION: The screw 16 is provided in the heating cylinder 10 having a nozzle 11 on its tip in a rotational and advancing/retracting manner. Granular metal fed inside from the feed port 13 of a rear portion of the heating cylinder are melted while transferred forward by the rotation of the screw. The measured molten metal is advanced and injected from the nozzle 11 into the tip portion of the heating cylinder 10. The screw flight 19 formed on the outer circumference of a shaft of the screw 16 is provided in a limited manner so that its terminating end 19a is located below a rear edge of the feed port 13 in the retraction limit of the screw in the heating cylinder, and located forward of the feed port 13 in the advancement limit of the screw and the feed port 13 is closed by a rear portion 18a of the shaft 18.
Patent JP-2000209714-A (JP)
Title: Multipolar breaker assembly and operation method for the same
Inventor: SCIARRA SANDRO
IPC: H02B3/00
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a multipolar breaker assembly whose horizontal dimension is reduced in order to feed power to a primary power supply board in a transportable manner, even in an emergency state. SOLUTION: A metal bay whose horizontal dimension is reduced for a multicontact breaker assembly 1 can be arranged by the multipolar breaker assembly 1 and a method for operating a distribution system 51 for a primary power supply board by which the assembly 1 is incorporated and the distribution system 51 which is modularized and made compact, so as to be suitable for transportable application can be obtained. The multipolar breaker assembly 1 is composed of breakers 4a, 4b and 4c with respective feed-throughs 29 extending along their center axis lines A, B and C. The breakers 4a, 4b and 4c are arranged so as to have their outer terminals 30 and 31 positioned in straight lines approximately in parallel with the center axis lines A, B and C of the breakers 4a, 4b and 4c.  In order to execute and release line separation operation, a device 44 which makes the breakers 4a, 4b and 4c practice parallel movement in a direction, having a main component approximately in parallel with the center axis lines A, B and C is provided.
Patent JP-H11288023-A (JP)
Title: Compact camera flash unit
Inventor: CHASE SCOTT BRADFORD
IPC: G03B15/05
Filed: 1998-11-26
Abstract: PROBLEM TO BE SOLVED: To obtain a camera flash unit whose optical axial direction length is short and which illuminates a target surface separate from a camera by 5-7 feet to be bright. SOLUTION: This camera flash is provided with a flash light source 120 supplying light, a reflecting unit directing a light beam from the flash light source 120 to a first direction and a condenser lens element 130. The reflecting unit possesses a trough that is adjacent to one side face of the flash light source 120 and possesses a reflection surface directed to the flash light source 120. A part of the reflection surface surrounds the flash light source 120 and is extended by about 2 mm over the flash light source 120 in the direction of the target surface.
Patent JP-2000198104-A (JP)
Title: Coating method for concrete product
Inventor: SUEMATSU DAIKICHI
IPC: B28B1/14
Filed: 1998-12-31
Abstract: PROBLEM TO BE SOLVED: To provide a coating technique for a concrete product by which the concrete product can be coated simultaneously with molding thereof to improve the operating efficiency and thereby the surface of the coat is smoothed and further, the concrete product gains luster on the coated face to make it appear as if it were polished. SOLUTION: A coat 3 is formed by applying a coating on the molding face of a form 2 for molding a concrete product (a car stop block 1) and then concrete 10 is formed in the form to obtain the concrete product. Finally the coated face 3a is formed on the outer face of the concrete product by transferring the coat.
Patent JP-2001189186-A (JP)
Title: Surge absorption element and method of manufacturing the same
Inventor: SHIYATOU YASUHIRO
IPC: H01T4/12
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a surge absorption element and method of manufacturing the same which can prevent overhanging of plating to improve insulation reliability between terminal electrodes. SOLUTION: In this surge absorption element 21, at a surface of an insulating board 27 in which lengthwise and crosswise break grooves are formed in a grating shape, a band-shaped discharge electrode having discharge gaps 29 is formed parallel to crosswise break grooves. An adhesion glass is formed at edge of minimum unit areas of the insulating board 27 which is surrounded by the lengthwise and crosswise break grooves, and a cap 35 for sealing the discharge gaps 29 is adhered to every minimum unit area through the adhesion glass. The insulating board 27 is formed to be broken with the lengthwise and crosswise brake grooves as borders. The adhesion glass is filled between the cap adhesion surface and crosswise break grooves.