baber/WOPTO huggingface dataset:
Patent JP-2001267678-A (JP)
Title: Multi-beam laser test apparatus
Inventor: MIZUKAMI HIROTAKA
IPC: H01S3/00
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To solve the problem where, in a conventional method for measuring degradation of light quantity of multi-beam laser, long time is required for test, and increase of operation current caused by temperature rising at turn-on of other laser is not taken into account, resulting in inaccurate measurement. SOLUTION: There are provided a means for measuring a threshold current Ith of each laser, with other laser turned off, and an operation current Iop with a specified test light; a means for measuring a threshold current Ith' of each laser with other laser turned on; and a means for calculating operation current Iop' of each laser when other laser is turned on based on the measured threshold current Ith, operation current Iop, and threshold current Ith'. The operation current Iop' of each laser is calculated at each drive test, and drive test is performed at the same time for each laser with ACC drive for specified period using the operation current Iop', for light-quantity degradation test of multi-beam laser.
Patent JP-2001273962-A (JP)
Title: Bga packaging socket
Inventor: ISHIDA TETSURO
IPC: G01R1/073
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a BGA packaging socket structure which is structured simple and thin and which is superior in the reliability and durability. SOLUTION: This is installed with a plurality of metal blades 4 formed by metal plates 3 in a contact part 2 and constituted so that a side part of each metal blade 4 is brought into contact with a solder ball 3. This metal blade 4 is notched in the vicinity of the center of a circular metal plate 3 and the notched part has been erected upright by folding. The metal blade 4 obtains a predetermined spring property in this notched and erected shape. The periphery of this notched part is also set slanted, lower in the central part and higher in the outer circumferential part. Further, each metal blade 4 is arranged to have the same angle.
Patent JP-2001275252-A (JP)
Title: Charging device
Inventor: SOMEYA KAORU
IPC: H01G15/00
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a charging device wherein high breakdown voltage elements are not used for circuit elements of a charging device for charging an electric double layer capacitor, the circuit constitution can be simplified, and charging efficiency can be improved. SOLUTION: This charging device consists of a rectifier circuit 20 which forms and outputs a prescribed DC voltage Vin, on the basis of an AC voltage Vo of a commercial power supply 10, a constant voltage control circuit 40 which forms a constant output voltage Vout to a virtual ground potential and outputs the voltage Vout to an output contact Nd, an output load circuit 50 which forms a constant charging current Ic on the basis of the output voltage Vout and supplies the current Ic to an output terminal Nout to which the virtual ground potential is applied, and a charging capacitor 60 which is connected between a ground terminal Ng to which an actual ground potential is applied and an output terminal Nout, and stores electric energy corresponding to the charging current Ic.
Patent JP-2001269307-A (JP)
Title: Bending device for endoscope
Inventor: OUCHI TERUO
IPC: C07C/
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a bending device for an endoscope that can prevent a wire guide pipe for guiding a bending control wire in an insertion part from being permanently set in a bent position even when bent irregularly with a small radius of curvature, and can permit a small outside diameter free of oppression onto the other internal members. SOLUTION: Wire guide pipes 10 for curve control wires 9 are formed from a superelastic alloy pipe throughout the length.
Patent JP-2001284285-A (JP)
Title: METHOD AND DEVICE FOR FORMING COPPER OR Cu CONTAINING FILM
Inventor: SAKAMOTO HITOSHI
IPC: C23C16/08
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To form a Cu film or Cu1-xSix film that can be positively controlled, and is homogeneous with high quality. SOLUTION: This device for forming the Cu film is equipped with a vacuum container 1, a heating/cooling device 2 that is arranged in the vacuum container 1 and supports a Cu plate 4 at one side, a substrate-heating device 3 that is arranged in the vacuum container 1 and supports a substrate 6 at one side while the substrate 6 faces the Cu plate 6, a chlorine gas nozzle 7 that applies a chlorine gas to the Cu plate 6 in the vacuum container 1, a flow rate- controlling device 9 that controls the flow rate of gas from the chlorine gas nozzle 7, and a vacuum exhaust device 10 that carries out evacuation in the vacuum container 1.
Patent JP-2001282667-A (JP)
Title: Authentication server-client system
Inventor: NAKAGAWA TOMOJI
IPC: G06F21/44
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To allow between arbitrary clients, who are authenticated by an authentication server, to request and provide services. SOLUTION: The authentication server 100 has a client management table 101 for managing address information on clients 1101 to 100n, service information that the clients can provide, and status information and an access control table 102 which represents whether services provided by the clients are accessable or not accessable by other clients. The authentication server receives a service request from a client, performs retrieval from client management table and access control table to provide address information on a client, which can provide service and authentication as to whether the service providing source client is accessable to a service requesting client, who sends a service request to the service provided source client based on them.
Patent JP-2000305673-A (JP)
Title: Method and device for managing power consumption
Inventor: GEORGE KOKKOSOURISU
IPC: G06F1/32
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To completely prevent a non-essential power consuming device from consuming power when the device is not used by regulating a control type power plane through a logic means and performing the power-on or power-off of the control type power plane in response to a power-on or power-off signal through a regulating means. SOLUTION: After system initialization or loading of an MPEG decoder device driver, a monitor program 204 is automatically started and the start of a DVD application 202 is detected, a power source regulator 218 maintains power supply to a subsystem power plane (iPlane) 216. Then, power is supplied to an MPEG decoder 210 or the like connected to the iPlane 216. When it is detected that the DVD application 202 is not started, a signal is generated by a control and address recovery logic 220 according to the monitor program 204 and the power source regulator 218 is commanded to remove power from the iPlane 216.
Patent JP-2001281899-A (JP)
Title: Electrophotographic photoreceptor and method of regenerating the same
Inventor: TAKEDA IWAO
IPC: G03G5/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To prevent decrease in the sensitivity and deterioration of the photosensitive layer of an electrophotographic photoreceptor. SOLUTION: The electrophotographic photoreceptor housed in a process cartridge in an image forming device consists of a metal cylindrical member (1), a charge generating layer (2) and a charge transfer layer (3) formed on the outer surface of the cylindrical member (1), and a protective resin layer (4) having particles (4a) containing β-quinophthalon having <=0.5 μm average particle size on the surface of the charge transfer layer (3) so that the wavelength of UV rays which cause deterioration of the photosensitive layer is converted by the β-quinophthalon to improve the sensitivity of the photosensitive layer as well as to prevent deterioration.
Patent JP-2001282604-A (JP)
Title: Device and method for supporting homepage management and recording medium with recorded homepage management support program
Inventor: TSUNAKAWA TOSHIMITSU
IPC: G06F12/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To grasp the update state of a homepage at a glance and to prevent updating of a homepage which is browsed from being forgotten by displaying the update state as needed. SOLUTION: When a homepage management picture 60 is opened, data 64 of the day are displayed and details of a tree structure are displayed below it. When a display update button 65 is pressed, they are updated into new information. The last update time of the index.html corresponding to a top page is displayed within parentheses [ ]. This means that an update interval day will not pass, when setting of stagnation alarming is set in a setting picture. Furthermore, a display of how many days the update is delayed is made to urge the update. If the homepage at a link destination is missing, 'no link destination' is displayed, to urge the change of the link destination.
Patent JP-2001276131-A (JP)
Title: Endless track vehicle for invalid
Inventor: ISHIMATSU TAKAKAZU
IPC: B62B5/02
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide an endless track vehicle easily self-traveling in a place having a level difference such as a staircase or a road having a highly uneven surface, and also easily performing the change course. SOLUTION: This endless track vehicle is provided with a front body frame 2 and rear body frame 3 connected through a connection part 4 in such a manner as to be vertically tiltable to the lateral direction and the longitudinal direction; a front endless rubber crawler 5 and rear endless rubber crawler 6 to be circularly driven in interlocking, which are installed to both lateral sides of the front body frame 2 and the rear body frame 3, respectively; electric motors 7 and 8 for independently driving the lateral endless rubber crawlers 5 and 6; a shock absorber 9 for moderating the longitudinal upward tilting operation in the connecting part of the front body frame to the rear body frame; an attitude control sensor 12 for detecting the longitudinal upward and downward tilting of a seat 10 for seating an occupant a;  and an attitude control device 13 for tilting the seat 10 on the basis of the information from the attitude control sensor 12 and retaining it substantially in the horizontal state.
Patent JP-2001284725-A (JP)
Title: Surface-emitting semiconductor laser and its manufacturing method
Inventor: KONDO TAKAYUKI
IPC: H01S5/183
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a surface-emitting semiconductor laser that can obtain high laser output and has a small laser radiation angle, and its manufacturing method. SOLUTION: In a surface-emitting semiconductor laser 100, a resonator 120 including a columnar part 110 is formed, and an emission part 111 having a convex lens shape is formed on the upper surface of the columnar part 110. The columnar part 110 has buried structure, and is formed by burying the periphery of the columnar part 110 with a buried layer 106. The buried layer 106 is made of a substance having non-affinity to a material that is used for forming the emission part 111.
Patent JP-2001275668-A (JP)
Title: Method for creating bud of monocotyledon into which objective gene was transferred
Inventor: SUGITA KOICHI
IPC: A01H1/00
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a method for rapidly and efficiently obtaining a bud into which an objective gene was transferred upon transferring a gene into a monocotyledon that is important as a food resource for human being by the genetic engineering technique so as to simultaneously select a tissue for the objective gene transfer and redifferentiate the bud. SOLUTION: This method for creating a bud of a monocotyledon (e.g. Oryza sativa) comprises transferring a cytokinin-related gene (e.g. ipt = isopentenyltransferase) into a monocotyledonous cell together with an objective gene followed by culturing the cell on a substantially hormore-free medium (e.g. one containing inorganic salts and vitamins used in Murashige-Skoog medium) for culturing a plant tissue to make the cell grow and redifferentiate the bud.
Patent JP-2001284425-A (JP)
Title: Failure analysis method and failure analysis appliance
Inventor: KOYAMA TORU
IPC: G01R31/00
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To provide a failure analysis method which is able to specify the cause of chip failure and the part of the failure. SOLUTION: A laser beam generation part 1 has a plurality of laser beam sources having different wavelengths. First, the generation part 1 generates laser beam B1 whose wavelength is approximately 1.1 μm, and a failure analysis part 6 stores a first electric current image which is obtained at this time. Then, the generation part 1 generates laser beam B1 whose wavelength is approximately 1.3 μm, and the failure analysis part 6 stores a second electric current image which is obtained at this time. Next, the generation part 1 generates laser beam B1 whose wavelength is 2.0 μm or more, and the analysis part 6 stores a third electric current image which is obtained at this time. The failure analysis part 6 analyses the cause of failure and a failure part in a sample 3 by referring to the first to third stored electric current images.
Patent JP-2000308608-A (JP)
Title: Floor brush of vacuum cleaner, and vacuum cleaner using it
Inventor: IMAI TETSUO
IPC: A47L9/00
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a floor brush for vacuum cleaner capable of reducing the temperature rise of a motor for driving a rotary brush, and a vacuum cleaner using it. SOLUTION: A rotary brush 19 is rotatably provided in a floor brush body 18 so as to face to a suction port 27 opened in a lower side of the floor brush body 18. This rotary brush 19 is provided with a motor 30 to rotate the rotary brush 19 inside a substantially cylindrical brush holder 28 having a brush 29 on an outer circumferential surface so as to cool the motor 30 in a route of sucking the air from an end face of the brush holder 28 and discharging from a vent hole 50 in the outer circumferential surface. The rotational direction of the rotary brush 10 is set the same as that of the motor 30.
Patent JP-2001287982-A (JP)
Title: Susceptor and method for producing the same
Inventor: OTSUKA TAKASHI
IPC: C04B35/00
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To obtain a susceptor capable of surely electrifying an internal electrode built in the susceptor itself. SOLUTION: Fixation holes 16 and 16 are perforated in a supporting board 13, and then power-feeding terminals 14 and 14 made of one of an electrically conductive alumina-tantalum carbide compound sintered compact, an electroconductive alumina-tungsten compound sintered compact and an electroconductive alumina-silicon carbide compound sintered compact are fixed in such a way as to pierce the board 13. After that, a coating material made of one of electroconductive composite materials selected from the group consisting of an electroconductive alumina-tantalum carbide composite material, an electroconductive alumina-tungsten composite material and an electroconductive alumina-silicon carbide composite material is applied to the surface of the board 13 in such a way as to contact with the terminals 14, followed by drying the coating material. Then, the board 13 and a mounting board 11 are stacked through the coated surface and are heat-treated under pressurization to be integrated and also to form an internal electrode 12 made of an electroconductive compound sintered compact corresponding to the above electroconductive composite material.
Patent JP-2001291617-A (JP)
Title: Coil block and its manufacturing method
Inventor: HANZAKI TERUAKI
IPC: H01F27/02
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a coil block which is capable of protecting its core against rust and coil against leakage and inner disconnection, and to provide its manufacturing method. SOLUTION: A coil block is equipped with a plated core 1, coil frames 2 and 2 fitted near the edges of the core 1, and a coil wire 4 wound on the core 1 between the coil frames 2 and 2, where the core 1, coil frames 2 and 2, and coil sire 4 are coated integrally with a resin coat layer 5 to solve the problem.
Patent JP-2001291298-A (JP)
Title: Recording medium mounting system and method
Inventor: ITAWAKI MOTOFUMI
IPC: G11B15/68
Filed: 2000-04-06
Abstract: PROBLEM TO BE SOLVED: To provide a recording mounting device and method which prevent the missing of a cassette tape even when the cassette tape is hooked or is discharged in loading the cassette tape to a magnetic recording and reproducing device. SOLUTION: When the cassette tape is judged to be no more in an inserted state while the operation to retract the cassette tape is carried out, a flag indicating that the cassette tape is no more in the inserted state and that the cassette tape is discharged while the cassette tape is retracted is set and this flag is sent to a system controller for controlling the entire part of a library system. As a result, even in such a case the cassette tape is hooked and drawn out after a cassette transporting robot pushes the cassette tape into the cassette insertion section of the magnetic recording and reproducing device, the cassette tape may be surely mounted and such an incident of the missing of the place where the cassette tape exists may be prevented.
Patent JP-2001287641-A (JP)
Title: Air spring for rolling stock
Inventor: YAMAZAKI KYOJI
IPC: B61F5/10
Filed: 2000-04-06
Abstract: PROBLEM TO BE SOLVED: To provide an air spring using no sliding member and holding an inner cylinder and a guide at a predetermined interval so that a horizontal relative displacement of the inner cylinder and an upper plate is preventable even when a horizontal relative displacement occurs between a body and a truck for preventing buckling. SOLUTION: In a rolling stock, this air spring 2 is combined with a coil spring and interposed between the body and the truck for composing an air spring mechanism 1. It is provided with the upper plate 3 positioned in a body side, the inner cylinder 5 having a spring rest part 6 holding an end part of the coil spring 11 in a space with the truck, and a diaphragm 7 sealing a space between the upper plate 3 and an outer circumferential rim end part of the inner cylinder 5 for forming an air chamber 9. The guide 13 penetrating the air chamber 9 and reaching an interior of the coil spring 11 is erected on the upper plate 5, and a laminated rubber member 14 with a highly rigid member and a rubber layer laminated in a diametral direction is provided between the guide 13 and the inner cylinder 5.
Patent JP-2001286707-A (JP)
Title: Oil filter
Inventor: YONEMOTO TOSHIYUKI
IPC: B01D35/02
Filed: 2000-04-10
Abstract: PROBLEM TO BE SOLVED: To realize the cost reduction of an oil filter by reducing the number of parts. SOLUTION: An element is constituted of a filter medium 5 for filtering oil, a protector 6 for holding the filter medium 5 and the relief valve 7 assembled in the protector 6. The protector 5 is a resin molded article of which the central part is opened in a cylindrical shape and the upper end opening part of the cylindrical opening is formed as an oil escape part 8. The relief valve 7 is constituted of the valve disk 7a for opening and closing the escape port 8 and a leaf spring 7b for urging the valve disk 7a in a valve closing direction. The leaf spring 7b is supported on the upper surface of the annular wall part 6b of the protector 6 at its outer diameter part in the state seated on the seat part 5c of the protector to generate elastic force and the valve disk 7a is pressed to the seat pat 6c by the elastic force.  When the pressure on the upstream side of the filter medium 5 becomes higher than the pressure on the downstream side thereof by a predetermined value or more in this releaf valve 7, the valve disk 7a is pushed down against the elastic force of the leaf spring 7b to open the escape port 8.
Patent JP-2001297552-A (JP)
Title: Disk cartridge
Inventor: OTA KENJI
IPC: G11B23/00
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To prevent the separation of flashes and foreign matter from hubs and the adhesion thereof to a disk during the course of use and the flawing of the disk or the occurrence of reading and writing errors of signals by preventing the tight contact of a plurality of the hubs with each other as if trays are superposed on each other in finish treating, such as polishing and washing, of a disk cartridge having the hubs made of metallic sheets arid eliminating a finishing treatment defect. SOLUTION: The hub 22 has a flange wall 24, an upwardly converging tapered hub peripheral wall 25 and a hub end wall 26. A projection 27 of an outwardly projecting shape is formed at the hub peripheral wall 25. Even if the plural hubs 22 overlap each other in the finish treating, spacings are formed between the adjacent hubs 22 by the projections 27, by which the tight contact of the hubs with each other is blocked.
Patent JP-2001297877-A (JP)
Title: Manufacturing method and apparatus of thin film electroluminescence element
Inventor: INOUE YOJI
IPC: H05B33/14
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To manufacture a blue color light emitting thin film electroluminescence element at a sufficiently low temperature. SOLUTION: In a time of a manufacturing of an alternate-current driven thin film electroluminescence(TFEL) in which a laminating object comprising an alkaline-earth added with rare earth group thioaluminate luminescence layer (26) which is sandwiched by a first insulation layer (25) and a second insulation layer (27), is sandwiched with a lower electrode being transparent at least in one side which is laminated on a transparent substrate (23) and an upper electrode (24), the luminescence layer (26) comprises least one sort of organic metal material (such as trimethylaluminum), at least two sorts of solid inorganic material (metallic barium and metallic europium), and hydrogen sulfide, and it is produced by the molecular beam vacuum evaporation method.
Patent JP-2001293753-A (JP)
Title: Injection molding machine for composite molding
Inventor: MITSUI KAZUMI
IPC: B29C45/26
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To enable an alleviation of a load of a rotary actuator, a reduction in a size of the actuator, an enhancement of a reduction in a weight and a simplification of an injection molding machine by separating a heavy mold from a revolving system by obtaining a composition molding by rotating a molding support block without revolving a first molding lower mold, a first molding upper mold, a second molding lower mold and a second molding upper mold. SOLUTION: The injection molding machine for the composite molding comprises a primary molding and a molding support block 11 for rotating the composite molding while supporting the composite molding, the first molding lower mold 36 and the first molding upper mold 38 disposed on a periphery of the block 11, a first injection unit 41 for injecting a resin between the mold 36 and the mold 38, the second molding lower mold 37 and the second molding upper mold 42 disposed on the periphery of the block 11, and a second injection unit 44 for injecting a resin of a different type between the mold 31 and the mold 42.