baber/WOPTO huggingface dataset:
Patent JP-2000176661-A (JP)
Title: Laser beam machining method and its device
Inventor: YUYAMA TAKAYUKI
IPC: B23K26/00
Filed: 1998-12-21
Abstract: PROBLEM TO BE SOLVED: To obtain a laser beam machining method and its device capable of enhancing reproducibility of high quality machining. SOLUTION: As a laser beam machining method, in the case of forming an optical system provided with an aperture 3 in the optical path of a laser beam from a laser generator 4 to the lens, an intensity distribution is detected for the laser beam passing through the aperture 3 and, on the basis of the detected information, the laser beam diameter through the aperture 3 is adjusted for the machining.
Patent JP-2000187969-A (JP)
Title: Video player and video reproducing method
Inventor: KUMAGAI ATSUSHI
IPC: G11B19/02
Filed: 1998-12-21
Abstract: PROBLEM TO BE SOLVED: To reproduce and display contents of a disk matching with a label of a panel of a display section of a video CD player for POP(point of purchase) advertising. SOLUTION: A resistance value is selected by a switch 3 provided at a cover 2 for a video CD display section and cover ID is set. The cover ID is authenticated by a CPU from a value to which a voltage value of the cover ID is A/D- converted. The authenticated cover ID is compared with a disk ID of a CD set to a video CD player. When a compared result matches, reproduction of a video CD is started. When it does not match, alarm is issued. Even if a disk is erroneously loaded, undesired video will never be reproduced, and only video of a CD matching the ID of a panel of a display section of a video CD player for POP can be reproduced. One of plural titles stored in the CD may be selected. Also, the cover ID may be read optically.
Patent JP-H10194747-A (JP)
Title: Production of ferric oxide yellow pigment and use of the same
Inventor: BRAUN ROLF-MICHAEL
IPC: C09C1/24
Filed: 1997-12-17
Abstract: PROBLEM TO BE SOLVED: To provide a ferric oxide nuclei useful for manufacture of ferric oxide yellow pigment and utilize the FeCl2 solution by precipitating a specific amount of an iron (II) compound which is existing in a FeCl2 aqueous solution prepared to contain an organic aliphatic hydrocarbon amine in a specific organic C: FeCl2 ratio, by adding a specific amount of alkali component and oxidizing the obtained compound. SOLUTION: The aqueous solution of FeCl2 , preferably, having concentration of approximately 50-500g of FeCl2 /L containing one or more king of organic aliphatic amine (e.g. polyethylenepolyamine, coconut fatty acid amine and methyl amine) in the amount so that the organic C/FeCl2 is approximately 0.05-0.5mg/g of FeCl2 , is prepared, then approximately 30-80% of the existing iron (II) is precipitated by the alkali component preferably selected from (hydr)oxide of an alkaline(earth) metal, carbonate and NH3 , as the iron (II) compound, then the compound is oxidized by an oxidizing agent (e.g. air). The obtained ferric oxide nuclei is mainly comprising β-FeOOH.
Patent JP-2000188002-A (JP)
Title: Spotlight and its assembly
Inventor: SUGIHARA HIROSHI
IPC: B60K35/00
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To prevent effect on a spot of an irradiating surface caused by strain or a scratch of a first lens and reduce cost by using a product on the market by passing light from a light emitting diode installed within the shell-shaped first lens through the first lens, and installing a diffusion plate for diffusing the light with a directing angle of the light being practically maintained. SOLUTION: A light emitting diode(LED) is installed within a shell-shaped first lens 3 made of resin within a cylinder part 2 of a spotlight 1 and a diffusion plate 4 is arranged in the vicinity of the LED. An outer cylinder 13 to which a second lens 17 is fixed is screwed to the cylinder part 2, the distance between the first lens 3 and the second lens 17 is made adjustable, and the LED is turned on by operating a driver 9. Light emitted from the LED is focused with the first lens 3, a directing angle of the light is practically maintained with the diffusion plate 4 to form a uniform beam, the beam is focused with the second lens 17, and focused as a spot on an irradiating surface.  Influence of strain or scratch of the first lens 3 and projection of the shape of the LED itself on the irradiating surface are prevented and a spotlight is manufactured at low cost by using a product on the market.
Patent JP-H11188732-A (JP)
Title: Feeder for filling foamable resin bead and foamable resin molded article producing apparatus using the same
Inventor: YAGI HARUO
IPC: B29C31/04
Filed: 1997-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a foamable resin bead filling feeder capable of preventing the over-filling with foamable resin beads and obtaining a foamable resin molded article uniform in bead density and good in appearance and having simple constitution and a foamable resin molded article producing apparatus using the same. SOLUTION: A foamable resin molded article producing apparatus is equipped with a pressure tank, a beads transport pipe 20, a mold 30 and a feeder 40 filling the mold 30 with beads 10 and the beads transport pipe 20 and the feeder 40 are connected by an elastic hose 60. A trap chamber 50 is provided between the elastic hose 60 and the feeder 40 through a three-way valve. The feeder 40 is constituted by housing a disc-shaped shutter having a semicircular opening, the revolving shaft inserted into the center part of the shutter and the support for supporting the revolving shaft in an almost cylindrical envelope.
Patent JP-2000239013-A (JP)
Title: Production of aluminum hydroxide for filler
Inventor: ARAHA SATOSHI
IPC: C08K3/22
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for simply producing at a low cost aluminum hydroxide for filler showing a low resin packing viscosity even in the case of a high packing. SOLUTION: Aluminum hydroxide is cracked under compression by using a kneader by mutual friction of powder in such a way that the average secondary particle diameter of the aluminum hydroxide reaches 1/2 to substantially primary particle diameter without substantially crushing primary particles constituting the aluminum hydroxide. The kneader is preferably at least one kind selected from the group consisting of a continuous Ko-kneader, a votator, a batch type internal mixer, a double arm kneader, a double arm pressure kneader, a pug mill, a self-cleaning type kneader, a gear converter, a screw extruder, a screen type kneader, a crutcher, a high-speed flow disc, a high-speed rotation disc and a Muller kneader.
Patent JP-2001178732-A (JP)
Title: Treatment instrument for endoscope
Inventor: TSURUTA MINORU
IPC: A61B17/221
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive treatment instrument for an endoscope with a stable shape of wire and excellent expansibility to be used together with an endoscope. SOLUTION: A retractable basket part 6 is mounted at the top of an inserting part 3 of the treatment instrument for an endoscope. When the basket part 6 is projecting from the top of the inserting part 3, the basket part 6 is opened. When the basket part 6 is retracted, the basket part 6 is closed. An elastic wire 7 of the basket part 6 is made of a stainless wire, and the elastic wire 7, after formed in the shape of the basket part 6, is given heat treatment at 250-400 deg.C.
Patent JP-2001180182-A (JP)
Title: Mechanical pencil
Inventor: TANAKA HIROMITSU
IPC: B43K29/00
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a mechanical pencil having good handleability and capable of feeding a lead in a predetermined length by operating a knocking member mounted at the upper end of a lead containing tube or a lead feeding pressing member arranged on the cuter peripheral surface of the lower end of a barrel. SOLUTION: In the mechanical pencil, a lead feeding mechanism is provided at its barrel, and the lead containing tube contained in the barrel is vertically moved to feed the lead. An operating cylinder covering the tube and having the knocking member mounted at the upper end and the tube are constituted to be integrally displaced down. Meanwhile, the lead feeding pressing member is arranged on the lower part of the cylindrical barrel. Then, the pressing member is slidably engaged with the cutout recess recessed on the operating cylinder. Thus, the tube is displaced down by pressing the pressing member through the operating cylinder. Accordingly, the lead can be projected from the feeding mechanism by operating any of the knocking member and the pressing member to provide excellent handleability.
Patent JP-H11192372-A (JP)
Title: Ball detecting device for pachinko machine
Inventor: MIZUKAI NOBUAKI
IPC: A63F7/02
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To simplify the production process of a game machine and to facilitate a check, detachment and wiring processing by quickly and easily setting a ball detecting device at a prescribed position corresponding to a ball storage and supply part through operation at the tips of fingers. SOLUTION: The ball detecting device is provided with a support 22 attachably and detachably set and held at a recessed install part 21 formed on a main body 10 of a rear set panel, ball sensing member 23 supported on this support 22 so as to be inclined, and detection means 27 capable of changing operation electrically on on/off conditions corresponding to the displacing state of the ball sensing member 23 while being fitted into the support, and constituted into cassette capable of being handled for the unit of the support 22. The ball sensing member 23 is faced to the downstream side of the bottom part of storage parts 10A and 13 while being set and held in the recessed install part 23 through the support 22 and wiring (h) connected to the detection means 27 is extended along with the surrounding of the outer rear side of the storage part 10A and 13 and connected to the side of a ball replenishment information part.
Patent JP-2001179619-A (JP)
Title: Blade changing device and method
Inventor: AZUMA MASAYUKI
IPC: B24B45/00
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To provide a blade changing device for changing a blade in a dicing device and its changing method, preventing the falling of a nut from a spanner. SOLUTION: This blade changing device 10 has a cylindrical body 38 engaged with a nut 16 tightened to a spindle 14 and a chuck member 40 whose pawls 52, 52 are fitted to a groove 54 formed in the nut 16 to hold the nut 16. A torque wrench 36 is inserted into the cylindrical body 38 and an angular portion 37 at the end of the torque wrench 36 is engaged with an angular hole 15 formed at the end of the spindle 14. In this state, the spindle 14 is turned to the direction for loosening the nut 16 with the torque wrench 36. Then, the nut 16 is removed from the spindle 14, When the cylindrical body 38 is pulled off from the spindle 14, the nut 16 does not fall from the cylindrical body 38 because it is held by the pawls 52, 52 of the chuck member 40.
Patent JP-2000189633-A (JP)
Title: Substrate box for game machine
Inventor: NAKAMURA MAKOTO
IPC: A63F7/02
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a substrate box for a game machine capable of reducing assembling cost by simplifying work for assembling a partition member. SOLUTION: A circuit board 7 is positioned in the specified position of a box cover body 3 integrated with a partition member 5, by positioning members 4, 4, 6 and 6. When a box main body 2 is covered with and fitted to the box cover body 3 after the circuit board 7 is positioned, the circuit board 7 is housed in a housing space 2j of the box main body 2. When the box cover body 3 is slid after the circuit board 7 is housed, the circuit board 7 is slid in the housing space 2j with the box cover body 3, lock plates 2e and 3e are locked on connecting plates 3f and 2f, and the box main body 2 and the box cover body 3 are connected to each other. After that, the box cover body 3 and the circuit board 7 are fixed together on the bottom plate 2a of the box main body 2 by screws 9 and 9 inserted from respective through holes 5c and 5c.
Patent JP-2000192418-A (JP)
Title: Leveling machine
Inventor: YASU HIDENORI
IPC: E01C19/48
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To make the whole vehicle compact while ensuring capacities of a plurality of hoppers in a specific capacity or above for each. SOLUTION: A plurality of paving material storing hoppers 2 and 3 are so provided that they are vertically slipped to overlap at least each other seeing from above. In a plurality of hoppers, the upper side hopper 3 and lower side hopper 2 are slipped backward and forward respectively. The central part 63a in the front of the bottom of the upper side hopper is openable, and when the central part in the front of the bottom is in an open state, the lower side hopper is provided downward of an opening section thereof by fronting thereon.
Patent JP-H11287626-A (JP)
Title: Optical fiber type strain gauge and strain measuring system
Inventor: NEMOTO ISAMU
IPC: G01B11/16
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To provide an optical fiber type strain gauge, which can be manufactured in small size at low cost and which can make high-accuracy strain measurements since it is relatively unaffected by temperature, and a strain measuring system which can make multi-point measurements by use of the strain gauge. SOLUTION: This strain gauge has a gauge base 10, a first groove 12 and a second groove 14 which are formed at a predetermined gap G to each other along the longitudinal direction of the gauge base 10 while being tilted relative to the longitudinal direction of the gauge base 10, and an optical fiber 16 placed in the first and second grooves 12, 14 and having a bent part 16A in the gap G. The strain gauge is used with the gauge base 10 affixed to the subject of measurement. If stresses work on the subject of measurement and the gauge base 10 is pulled or compressed, the gap G increases when the gauge base 10 is pulled, and decreases when the gauge base 10 is compressed. The bent part 6A is bent by the increase or decrease of the gap G to cause changes in amount of light transmitted through the optical fiber 16, etc.  The amount of strain is measured by detecting the changes in amount of light by use of a PD, etc.
Patent JP-2001179632-A (JP)
Title: Peening device and method and machined product thereby
Inventor: KACHI HIROYUKI
IPC: C21D7/06
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To easily grant local surface hardening and residual stress to a peened material. SOLUTION: A peening device and method comprises using a peening punch 1, rotation driving means 3 for rotationally driving the punch 1 and punching means 4 for applying the rotating punch 1 to a peened material 15, whereby punching of the peened material 15 with the rotating punch 1 is carried out. With the rotation of the punch 1, uniform residual stress is granted to a machined surface 17 and surface hardening is performed. Therefore, it is found that fatigue strength is more greatly improved than in peening with simple impact.
Patent JP-2000190533-A (JP)
Title: Ink jet recording apparatus
Inventor: TOTSUGI TOSHIHIKO
IPC: B41J2/18
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To enable the operation for pressing a roller to a tube and the operation for releasing the pressing operation regardless of the position of the roller of a tube pump. SOLUTION: The tube pump 15 provided in an ink jet recording apparatus has a pump base 16 supporting and fixing a tube 17 in an almost circular arc shape, a roller driving wheel 21 having the cam part 20b for pressing rollers 18, 19 to the tube 17 formed thereon and revolving the rollers along the almost circular arc-shaped tube 17 and the roll guide wheel 20 supporting the rollers and provided so as to be revolvable independently of the roller driving wheel 21. A roller guide spring 22 is brought into contact with the roll guide wheel 20 in order to suppress the revolution of the roller guide wheel along with the roller driving wheel 21 when the roller driving wheel 21 is revolved and the rolls are relatively moved between both terminal parts 20c, 20d of the part 20b.
Patent JP-2000197159-A (JP)
Title: Audio video control system
Inventor: SAMEJIMA TETSURO
IPC: H04N5/765
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To more simplify a connection job to each device to a controller in the case that a plurality of devices are connected to the controller. SOLUTION: The controller 1 of this system is provided with a remote control port 15 from which a control signal is to be outputted, input ports 11, 12 to which an audio video AV signal is to be inputted, and output ports 13, 14 from which the AV signal is to be outputted. The controller 1 is provided with a connection table that specifies a connection relation among the ports 11-14 and the devices, and the connection relation is displayed on a screen of a touch panel input device 2 on the basis of the connection table. When the touch panel input device 2 is operated to correct the connection relation, the connection table is rewritten on the basis of the correction result.
Patent JP-H11261510-A (JP)
Title: Device controller and device control method
Inventor: OKAYASU GENTARO
IPC: H04H20/14
Filed: 1998-12-21
Abstract: PROBLEM TO BE SOLVED: To efficiently share a device among a plurality of host controllers by inhibiting the use of the device which indicates a control instruction and which is reservation-used against another host control terminal means except for a host control terminal means issuing the control instruction based on the control instruction from a host control terminal part. SOLUTION: When control instructions from host control terminals 11, 12 and 13 are issued, they are received by the execution management task of a system controller 14. A device main controller 16 receiving the control instruction from the execution management task of the system controller 14 issues the control instructions to device sub-controllers 17, 18 and 19 connected to corresponding resources. In the system controller 14, the reservation control instruction of the resource is issued from the host control terminals 11, 12 and 13 and reservation information is written into the resource management information of a resource information data base by the reservation control instruction and the use of the other host control terminals 11, 12 and 13 is regulated.
Patent JP-H04208579-A (JP)
Title: Photocoupler and manufacture thereof
Inventor: SHIBUYA YOSHIKI
IPC: H01L31/12
Filed: 1990-12-01
Abstract: PURPOSE:To improve surface reflectivity of inner resin by providing the resin for so molding as to form a reflecting surface between a light emitting element and a photodetector, an air layer to be formed outside the resin, and outer resin for molding through the layer. CONSTITUTION:A light emitting element 13 is mounted at a lead 11, a photodetector 14 is mounted at a lead 12, and the element 13 is disposed oppositely to the photodetector 14. It is molded with inner resin 15 having large thermal expansion coefficient in this state. Then, the outer periphery of the resin 15 is molded with outer resin 16 having small thermal expansion coefficient, a heat cycle of high and low temperatures is applied, and an air layer 17 is formed between the resins 15 and 16. Thus, a light emitted from the element 13 and directed from the inner resin to the outer resin is efficiently reflected to the side at a boundary to the air layer having different refractive index, and the quantity of the light received by the photodetector can be increased.
Patent JP-H04212510-A (JP)
Title: Ultrasonic delay line
Inventor: KOMORI SHINICHI
IPC: H03H9/36
Filed: 1990-12-06
Abstract: PURPOSE:To efficiently apply an ultrasonic absorbing member with high accuracy by forming the groove of prescribed depth at a prescribed position on the side face of an ultrasonic delay medium. CONSTITUTION:On a transducer adhering face 2 provided by notching one side face of an ultrasonic delay medium 10 at 45 deg., an input transducer 4 and an output transducer 5 are respectively joined. On the input transducer 4 and the output transducer 5, elliptical electrodes 14 are respectively provided, and a ground electrode 13 separated at the center is formed on the adhering face 2. At the parts of side faces 60A, 60B and 60C excepting for a regular reflection area, grooves 17, 17,... of the prescribed depth are formed parallelly to the thickness direction of the ultrasonic medium 10. Since ultrasonic absorbing members 16, 16,... are applied into these groove parts 17, 17,..., the ultrasonic absorbing members can efficiently be applied with high accuracy.
Patent JP-H04209716-A (JP)
Title: Production of silicon carbide powder
Inventor: MURASE MITSUTOSHI
IPC: C01B31/36
Filed: 1990-12-07
Abstract: PURPOSE:To reduce an amount of whiskery material by heating mixed granules of SiO2 and C in a rotary furnace in a nonoxidizing atmosphere not containing N2 at a specific temperature. CONSTITUTION:100 pts.wt. SiO2 powder having <=50mum particle diameter and 60-180 pts.wt. carbon powder having <=5mum particle diameter are fed to a blending granulator, mixed with water having dissolved a small amount of polyethylene glycol, stirred at high speed, made into granules having 50mum to 5mm grain diameter, heated and dried to give mixed granules. Then the mixed granules are fed from a raw material hopper 1 of a continuous reducing carbonizing device through a blended granule feeder 2 to a shell 4 of a rotary furnace 3. The mixed granule is heated to 1,200-1,700 deg.C by a heater 5, reduced and carbonized in a nonoxidizing atmosphere not containing N2 while rocking, and SiC is taken out from a carbide recovery container 6. Carbon in the prepared SiC powder is heated and oxidized and removed to give B-SiC having a small amount of whiskery material.
Patent JP-H04210415-A (JP)
Title: Method for refining low nitrogen steel
Inventor: NOMURA HIROSHI
IPC: B22D1/00
Filed: 1990-12-10
Abstract: PURPOSE:To enable refining of low nitrogen steel by immersing lower part of a cylindrical vacuum vessel into molten steel in a ladle and purging gas in the inner part between the ladle and the vacuum vessel air-tightly covered with a cover with gas containing no nitrogen. CONSTITUTION:Into the molten steel 2 in the ladle 1, a refractory cylindrical body 6 at lower end part of the cylindrical vacuum vessel 5 is immersed, and gas in the vacuum vessel 5 is evacuated from gas exhaust hole 7. While stirring the above molten steel 2 with injected Ar gas, etc., from a porous brick 8 at bottom part of the ladle 1, oxygen gas is blown to the molten steel 2 from a top blowing water-cooled lance 9 to execute decarbonizing refining. At this time, interval between the above ladle 1 and the vacuum vessel 5, is covered as almost air-tight with the cover 10 so as to hide the above immersion refractory cylindrical body 6, and the gas in the inner part is purged with the gas containing no nitrogen gas of Ar, etc., through an inert gas injecting pipe 11 to prevent invasion of the air from outer part. By this method, the nitrogen gas is not invaded into the vacuum vessel 5 through the above refractory cylindrical body 6 and the refining of low nitrogen steel can be executed and extremely low C, extremely low N and high chromium steel, etc., can be efficiently produced.