baber/WOPTO huggingface dataset:
Patent JP-2001140629-A (JP)
Title: Engine exhaust gas dust collector
Inventor: UEHARA KYOSEI
IPC: F01N3/02
Filed: 1999-11-19
Abstract: PROBLEM TO BE SOLVED: To prevent the breakage of a bag shaped filter caused by the weight of exhaust gas particle even if the filter is formed in a horizontally enlarged type. SOLUTION: In an engine exhaust gas dust collector wherein an opening part of a bag shaped filter for collecting particle delivered from an engine is arranged toward an delivery port of exhaust gas from the engine, supporting means (a hook 35 and a wire 54) for supporting the bag shaped filter 30X to a fixing member are arranged.
Patent JP-H01169068-A (JP)
Title: Device for thawing snow on roof
Inventor: KAMISAKA KATSUJI
IPC: E04D13/10
Filed: 1987-12-24
Abstract: PURPOSE:To thaw snow at low cost by heating a snow stopper provided on a roof by electric heat. CONSTITUTION:A channel-type snow stopper 1 is provided through packings 2 on the upside of a roof. When snow piles up to the level of a wall plate 3, a power switch is turned on to thaw the snow by the heat of an electric wire 4.
Patent JP-H01171234-A (JP)
Title: Semiconductor device
Inventor: KOMORO ATSUSHI
IPC: H04N5/335
Filed: 1987-12-25
Abstract: PURPOSE:To improve positional accuracy of a semiconductor chip, by close contacting external leads directly with side faces of the semiconductor chip in electrically insulated relation, and electrically connecting the external leads with electrodes on the semiconductor chip. CONSTITUTION:Each external lead 34 whose outer periphery is coated with an insulative material 24 is close contacted directly with a pair of opposing side faces 22, 23 of a semiconductor chip 31 consisting of an active area 20 and a peripheral area 21. While such close contact between the external leads and the semiconductor chip is kept by a special-purpose jig, bonding pads 25 on the chip 31 are wire bonded with the top faces of the leads 34 by means of wires 33. The device as a whole is sealed with resin 35 by the transfer molding process or the like. Since the leads 34 are close contacted with the side faces of the chip 31 in electrically insulated relation and they are connected with each other by wire bonding, there is no clearance between the chip 31 and the leads 34 and the size of the packaging structure is close to the outer diameter of the chip 31. Further, since the leads 34 are contacted directly with the chip side faces, it is possible to ensure satisfactory positional accuracy of the chip 31 in the package.
Patent JP-H02174842-A (JP)
Title: Artificial tooth and preparation thereof
Inventor: HASEGAWA AKIRA
IPC: A61K6/893
Filed: 1988-12-28
Abstract: PURPOSE:To enhance the mechanical properties of a resin tooth and to prevent the discoloration thereof by respectively using materials composed of specific compositions in an enamel part and a dentine part and imperfectly polymerizing the dentin part and subsequently superposing the enamel part on said dentin part to perform perfect polymerization. CONSTITUTION:A compound consisting of a compound A having an ethylenic unsaturated double bond containing an urethane bond and a compound B having an ethylenic unsaturated double bond containing no urethane bond is used as the main component of a resin matrix and an inorg. or org. composite filler is added thereto and, further, a polymerization initiating catalyst and colorant are added thereto to constitute an enamel part. Furthermore, a filler, a polymerization initiating catalyst and a colorant are added to a component crosslinked by a compound, which consists of polymethyl methacrylate, methyl methacrylate, the compounds A, B, a compound C having an ethylenic unsaturated double bond containing a phenyl group and a compound D having an ethylenic unsaturated double bond containing an urethane bond and a phenyl group, to constitute a dentine part. The dentine part is previously polymerized imperfectly and the enamel part is superposed thereon to immediately perform perfect polymerization.
Patent JP-H05276420-A (JP)
Title: Video recorder
IPC: G03B17/48
Filed: 1991-12-13
Abstract: PURPOSE:To take video pictures with high picture quality by performing video shooting and photographing at the same time. CONSTITUTION:The optical image of an object inputted from a lens part 10 is divided into two images by an optical image dividing part 20, one image is outputted to a video processing system 40, and the other image is outputted to a photograph processing system 50. The optical image inputted to the video processing system 40 is converted to electronic video by an image pickup tube part 41 and afterwards outputted to an electronic signal recording part 45, and a photographer records the pictures confirmed at a finder part 42 in a video tape by controlling this device. On the other hand, since the optical image of video displayed at the finder part 42 is inputted to the photograph processing system, the photographer can directly take the video shot pictures for photographs as they are.
Patent JP-H02269193-A (JP)
Title: Method of fixed bed softening treatment of petroleum fraction
Inventor: RUNE BURONDOO
IPC: B01J37/10
Filed: 1989-12-19
Abstract: Process for sweetening a petroleum cut by catalytic oxidation, in a stationary bed, of the mercaptans which it contains. 
<??>According to the invention the oxidation reaction is carried out in the absence of aqueous phase and in the presence of an oxidising agent, and the molecules of water which are formed during the said oxidation reaction are removed from the catalyst support by periodically washing the latter with the aid of a substantial quantity of a water-miscible polar solvent.
Patent JP-H04201866-A (JP)
Title: Easily openable package
Inventor: HISEKI TSUTOMU
IPC: B65D65/34
Filed: 1990-11-30
Abstract: PURPOSE:To obtain an easily openable package capable of achieving simultaneously the feasibility of being difficult to open in manufacturing process and easy to open in use by providing a predetermined widthwise cross sectional configuration of a heat fused part at a seal part. CONSTITUTION:With respect to the cross-sectional configuration widthwise of a heat fused part 3 of a seal part, the dimensional relationship is expressed by a>=4b, d>=2c, 2b>=c>=b and 20b>=e>=6b, wherein (a) presents the thickness of the maximum base fused part of one tab 6 becoming a grip upon unpacking, (d) the thickness of the base fused part of the other tab 7, (b) the thickness of packaging film 2 for covering contents 1, (c) the smallest thickness in the center of a recessed heat fused part and (e) the width of the three films fused together. When the tab 6 is pulled strongly in the direction of the heat fused part 3 with its middle held with the fingers, the tab 6 is torn off, the heat fused part 3 is also ruptured at the lower base fused part of the tab part 6 and, almost simultaneously, the heat fused part 3 is partially ruptured at the thinnest part in the center of the heat fused part 3. As the tearing progresses, the tab 6 is further pulled axially of the heat fused part to tear the sealed part open along the heat fused part 3 and in the direction of cylindrical axis, so that the contents can be taken out easily.
Patent JP-2001145893-A (JP)
Title: Aerobic filter bed tank or sewage septic tank having air diffusing pipe for washing arranged thereto at eccentric position
Inventor: HIBINO ATSUSHI
IPC: C02F3/00
Filed: 1999-11-19
Abstract: PROBLEM TO BE SOLVED: To provide an aerobic filter bed tank or sewage septic tank capable of discharging SS together with washing waste water without stagnating SS in the vicinity of the bottom surface of the tank and keeping stable capacity. SOLUTION: In an aerobic filter bed tank C wherein a biological reaction bed (upper filter bed) 1 and a filter bed (lower filter bed) 2 are arranged and a ring-shaped air diffusing pipe 4b for washing is arranged to the lower part of the filter bed 2 and a washing waste water withdrawing port 5a is formed at the lower part of the tank, the air difficing pipe 4b for washing is eccentrically arranged so that the center (P2) of the air diffusing pipe is positioned on the side of the washing waste water withdrawing port 5a from the center (P1) of the bottom surface of the filter bed 2.
Patent JP-H08160626-A (JP)
Title: Exposing method and device therefor
Inventor: WAKABAYASHI TAKESHI
IPC: H05K3/00
Filed: 1994-12-06
Abstract: PURPOSE: To improve productivity and prevent a defective exposure when an exposure is applied to a lengthy flexible substrate. CONSTITUTION: A flexible substrate 2 is guided by a guide roller and conveyed in the direction of an arrow C. An exposure beam 12a generated by a beam generation section 12 passes through a shutter section 13 turned on or off based on the exposure data, then it is line-scanned in the direction perpendicular to the conveying direction of the flexible substrate 2 on the guide roller 4 by a line scanning section 14. The flexible substrate 2 is not required to be temporarily stopped for an exposure, and productivity can be improved. The flexible substrate 2 is prevented from being deflected on the guide roller 4, and a defective exposure caused by the deflection of the flexible substrate 2 can be prevented.
Patent JP-H06140364-A (JP)
Title: Etching of semiconductor
Inventor: SAITO KICHIZO
IPC: H01S3/083
Filed: 1992-10-27
Abstract: PURPOSE:To perform the high-quality etching of compound semiconductor without causing the overetching based on the relatively simple reactive ion etching method. CONSTITUTION:In the reactive ion etching method of the compound semiconductor, the etching is performed at a gas pressure under 1 Pa.
Patent JP-H05143106-A (JP)
Title: Stage control device
Inventor: SAEKI KAZUAKI
IPC: H01L21/68
Filed: 1991-11-19
Abstract: PURPOSE:To execute highly precise control and to easily and stably attain stage control by means of a reverse system having no differential operation by executing control for setting up a transmission function from an objective function up to a control variable to '1' based upon a previously determined objective function and its derivative. CONSTITUTION:A function generating means 31 generates an objective function XT to be an object for the controlled variable of controlled system and the derivatives D1 to D4 of the objective function and outputs them to an arithmetic means 32. The means 32 stores the characteristics of the controlled system as a calculation procedure and parameters and calculates a control input Uc for controlling the controlled system based upon the calculating procedure, the parameters and the functions XT, D1 to D4. The parameters stored in the means 32 are updated in accordance with the status of the controlled system. Consequently the internal oscillation of the controlled system (stage) can be controlled, a positioning time can be shortened and positioning precision can be improved.
Patent JP-2000154805-A (JP)
Title: Control valve unite for excavator
Inventor: INOUE YUJI
IPC: F15B11/17
Filed: 1998-11-19
Abstract: PROBLEM TO BE SOLVED: To improve operating speed by communicatively connecting two control valve groups corresponding to two actuator groups to each hydraulic pump, communicatively connecting a control valve to a communicative oil passage between the control valve groups through a throttle, and supplying pressure oil from the hydraulic pump by a flow rate ratio decided by the throttle to the control valve. SOLUTION: Pressure oil supplied from right and left hydraulic pumps P2, P1 communicate between a first and a second control valve groups U1, U2 and a first and a second actuator groups as well through a communicative oil passage 23, so that work efficiency can be enhanced by improving an operating speed of a hydraulic actuator wherein the operating speed is as low as a hydraulic cylinder for a boom and an arm and the hydraulic actuator of an option. Further, a direction of circulation of the pressure oil is restricted with a check valve 22, and a flow rate ratio of the pressure oil for supplying to the control valves V1 to V9 with throttles α1 to α3, β1 and β2, so that even if two hydraulic actuators or more are operated at the same time, the pressure oil can be supplied to the hydraulic actuator participated in this operation.
Patent JP-H06146862-A (JP)
Title: Exhaust gas treatment method for internal combustion engine and device for the same
Inventor: MOROZUMI NAOHIRO
IPC: F01N3/08
Filed: 1992-11-16
Abstract: PURPOSE:To neutralize and remove SOx, NOx, and other poisonous elements adhered to and absorbed in water by arranging a temperature lowering water adding part of exhaust gas for lowering a temperature of the exhaust gas, and sending the exhaust gas to a neutralizer which stores solid alkali. CONSTITUTION:Exhaust gas generated through combustion in an internal combustion engine is treated by a process including the steps of adding water, and making the water to be in contact with a solid alkali. SOx or NOx contained in the exhaust gas can be dissolved into water, so that capturing effect of the SOx, NOx is improved by atomizing water in the exhaust gas and increasing a contact ratio. The water absorbing SOx, NOx is stored in a neutralizer, for neutralizing through contact with the solid alkali stored in the neutralizer. Odor of the exhaust gas is eliminated accordingly, and causes for acid rain, corrosion of concrete, and photochemical smog are eliminated.
Patent JP-H09168884-A (JP)
Title: Laser texture machining device
Inventor: MOCHIDA MITSUNORI
IPC: G11B5/84
Filed: 1995-12-19
Abstract: PROBLEM TO BE SOLVED: To widely control frequency and duty repeatedly and to make texture machining conditions minutely controllable by using a semiconductor laser as a laser light source. SOLUTION: A semiconductor laser module 2 is provided with four semiconductor laser light sources 20, four optical mechanisms 30 consisting of lenses for guiding to optical fibers 31 the laser beams emitted from each light source, and an optical mechanism 32 by which these optical fibers 31 are bundled for coupling them into one fiber. in addition, the device is constituted of optical fibers 33 through which coupled light beams pass, collimator lens 21 by which parallel beam bundles of rays are obtained from the laser beams emitted from such optical fibers, and a converging mechanism 22. Further, the device is provided with a focus error detector FED used for auto focus control by return light detection and consisting of a non-polarizing beam splitter 23, cylindrical lens 25, objective lens 26 and quadripartite photodiode 27.
Patent JP-H10156596-A (JP)
Title: Command instructing device using light beam type safety device and method therefor
Inventor: TAKAHASHI IWASHIGE
IPC: B30B15/28
Filed: 1996-11-26
Abstract: PROBLEM TO BE SOLVED: To reduce error operations by providing a setting means of a light shielding pattern of a light beam type safety device, a storing means and a recognizing means, comparing the recognized light shielding pattern with the stored light shielding pattern, discriminating it with a discriminating means and providing an acting means of depending on the command corresponding to the kind of the discriminated light shielding pattern. SOLUTION: A light beam type safety device signal taking means 10 outputs the signal of optical axis shielding state to a light shielding pattern recognizing means 11, calculates the light shielding or passing number and the position, etc., and outputs it to a light shielding pattern setting means 12 and a light shielding pattern storing means 13. A light shielding pattern discriminating means 14 compares light shielding pattern data from the light shielding pattern recognizing means 11 and the light shielding pattern storing means 13, and when the kind of obtained pattern is matched to a prescribed command, outputs it to the command acting means 15. Therefore, by instructing to a main motor circuit, etc., starting or stopping the machinery with the command acting means 15, the control panel is simplified and the operability is improved.
Patent JP-H06174981-A (JP)
Title: Optically active receptable and assembly method
Inventor: KATO TAKESHI
IPC: G02B6/42
Filed: 1992-12-10
Abstract: PURPOSE:To provide the high-density optical element module which can connect many optical fibers two-dimensionally to a wiring board and is adequate for optical interconnection of large-sized computers, wide band exchangers, etc. CONSTITUTION:This receptacle type optical element module (optical active receptacle 1) is mounted with optical elements 10 of a two-dimensional array and has the receptacle 40 of the connector 60 of the optical fiber 61. Its optical axis direction and connector insertion and removal direction 80 are disposed perpendicularly to a package 20 and the wiring board 50. Legs 44 which perpendicularly penetrate the wiring board 50 and securely fix the receptacle 40 to the wiring board 50 are provided.
Patent JP-H07190925-A (JP)
Title: Infrared gas analyzer
Inventor: SHIBATANI HIROSHI
IPC: G01N21/35
Filed: 1993-12-27
Abstract: PURPOSE:To provide an infrared gas analyzer the size of which can be reduced while keeping high analytic accuracy and response. CONSTITUTION:The infrared gas analyzer comprises light sources 4A, 4B, a sample cell 1, and a detector 6 wherein the sample cell 1 comprises a jointed body 2 of two single crystal silicon plates provided with a measuring gas channel 2A and/or a comparison gas channel 2B in the joint face thereof, and infrared ray transmittable windows 3 of silicon or germanium bonded to the opposite end faces of the body 2. A thin film of Au or Au alloy is formed, as required, on the surface of gas channel made in the jointed body constituting the sample cell 1. Diffusion bonding through the thin film of Au or Au alloy is employed in the bonding of the body 2 and in the bonding of the infrared ray transmitting window 3 to the body 2.
Patent JP-H0515623-A (JP)
Title: Golf cup for artificial grass
Inventor: AABINGU DABURU PUTSUKUSUPAN
IPC: A63B57/00
Filed: 1991-12-13
Abstract: PURPOSE: To provide a golf cup for artificial turf by which golf can be played in the same manner as a golf cup which is provided on an actual golf green of a natural turf. CONSTITUTION: This golf cup has a golf cup insertion part 2 having a cylindrical layer 21 made of a compressive material, and the cylindrical layer 21 is fixed to the internal upper end of the golf cup insertion part 2 and extends extending to a length from the upper end of a golf cup insertion part 2 to the upper end of a golf cup base 11, and this golf cup for artificial turf makes artificial turf usable for a golf green.
Patent JP-H11148280-A (JP)
Title: Entrance structure of plumbing equipment room
Inventor: KITAKADO TOSHIMI
IPC: E04H1/12
Filed: 1997-11-17
Abstract: PROBLEM TO BE SOLVED: To provide an entrance structure where the lower end side of a door is provided with a water stopping member pressed toward a door frame, and in the case of ensuring a water-tightness inside a plumbing equipment room, the water stopping member can be pressurized over the whole door frame side to sufficiently prevent water leakage from a door lower side. SOLUTION: A downward inclined part K is formed on both the sides of a water stopping member 33 provided on the lower end side of a door 11, and the side of a door frame 10 is provided with an upward inclined part 13a on which the downward inclined part K of the water stopping member 33 abuts. When the door 11 is closed and the water stopping member 33 descends, it is thereby pressed toward the door frame 10, and the downward inclined part K also presses the upward inclined part 13a on the side of the door frame 10 downward to pressurize the upward inclined part 13a. Both the edge sides of the water stopping member 33 is therefore also pressed toward the door frame 10, and the water stopping member is thoroughly pressed toward the door frame 10.
Patent JP-H01171095-A (JP)
Title: Ice ejecting quantity control device for vending machine
Inventor: HATANO SUSUMU
IPC: G07F13/02
Filed: 1987-12-25
Abstract: PURPOSE:To automatically set and eject ice ejecting quantity so that a suitable drink temperature can be always obtained by automatically setting the ice ejecting quantity from the hot water ejecting data of cold powder drink and the setting data of cold water ejecting quantity. CONSTITUTION:The device is composed of a water temperature detecting device 29 to detect the water temperature of a cold water line, a hot water temperature detecting device 28 to detect the hot water temperature of a heater tank, a setting means 23 to set hot water quantity and cold water quantity, a storing means 24 to store setting data inputted by the setting means 23, a working means 30, which works the hot water quantity data and cold water quantity data to be stored, water temperature data to be detected by the water temperature detecting device 29 and hot water temperature data to be detected by the hot water temperature detecting device 28, and a control means 25 to control the operation of an ice ejecting valve 5 by the data to be worked by the working means 30. Thus, even when the setting data of the hot water ejecting quantity and cold water ejecting quantity for the cold powder drink is changed, the ice ejecting quantity can be automatically set and ejected.
Patent JP-H07189551-A (JP)
Title: Door stop construction
Inventor: TANIGUCHI JUN
IPC: E05F5/00
Filed: 1993-12-27
Abstract: PURPOSE:To fit a hinged door corresponding to difference of thickness by closing a closet hinged door while bringing it contact with either a first door stop face or a second door stop face. CONSTITUTION:A door stop main body 12 is provided with a first door stop face 13 extending upward vertically from a linear projection streak 11 and a vertical second door stop face 14 apart in the thickness direction of the linear projection streak 11. When a closet hinged door 30 of large thickness T1 is fitted, for fitting and fixing a door stop 10 in the recessed groove 21 of a lower frame material 20, it is mounted so as to direct the first door stop face 13 to the room side and the second door stop to the closet side. When the door stop 10 is fixed in this way, the closet hinged door 30 is closed while coming in contact with the first door stop face 13 of the door stop 10. At this time, the closet hinged door 30 of large thickness T1 is received in the space from the end face 23 on the room side of the lower frame material 20 to the first door stop face 13. When a closet hinged door of small thickness is fitted, it is mounted so as to direct reversely the second door stop face 14 of the door stop 10 to the room side.
Patent JP-H02174995-A (JP)
Title: Uniform mixing and aerating method for aeration tank
Inventor: ITO HAJIME
IPC: C02F3/14
Filed: 1988-12-28
Abstract: PURPOSE:To execute efficient aeration while preventing the deposition of sludge and the worsening of water quality by operating aerators in such a manner that the flow velocity on the inner side of the water paths by the aerators increases higher than on the outer peripheral side according to the shape and size of the endless water path to be aerated so that the flow velocity is uniformized over the entire part of the water path and the water path is uniformly fixed. CONSTITUTION:The aerators 2 of a screw type are used for, for example, double cylindrical aeration tanks 1. The reason thereof is to generate water flow by the rotation of the screws and to suck the air through a hollow shaft by utilizing the negative pressure in the front end part of the screw generated by this water flow so that the air is supplied in the form of fine bubbles in sewage to efficiently dissolve the bubbles in the water. The respective aerators 2 are set at a certain angle in the angle in the direction tangential to the tank 1. The flow velocities on the inner peripheral side and outer peripheral side of the water path 13 are nearly uniformized in the case of alpha=9 deg., beta=6 deg., and alpha=9 deg., beta not operating if the angle of the aerator 2 on the inner side is designated as alpha and the angle of the aerator 2 on the outer side as beta. Such uniformization is attained by operating the aerators 2 at the flow velocity higher on the inner peripheral side of the water path 13 than on the outer peripheral side.