baber/WOPTO huggingface dataset:
Patent JP-2008259405-A (JP)
Title: Power supply device and image forming apparatus using the same
Inventor: SUGAWARA MASAE
IPC: H02J1/00
Filed: 2008-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power supply device which can prevent the inflow of inrush current (starting current) into a DC/DC converter (a voltage converting section) at the start of load driving of a later step, and to provide an image forming apparatus using the power supply device.  <P>SOLUTION: The power supply device includes a capacitor 4 charged with DC power, a DC/DC converter 9 for converting voltage of the capacitor 4, a conversion efficiency determination unit 10 for controlling a switch element 11 by controlling the DC/DC converter 9 and comparing the voltage value after voltage conversion with a predetermined value for determination, and the switch element 11 provided between the conversion efficiency determination unit 10 and the load, for switching whether the power after voltage conversion is supplied to the load. When the conversion efficiency determination unit 10 determines that the voltage value after voltage conversion exceeds the predetermined value, a voltage conversion control unit controls the voltage converting unit to stop converting the voltage of the DC/DC converter 9, and then a switching control unit switches the switch element 11 to supply the power after voltage conversion to the load.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009178926-A (JP)
Title: Capacitive load driving circuit and liquid discharging apparatus
Inventor: KITAZAWA KOJI
IPC: B41J2/015
Filed: 2008-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a capacitive load driving circuit capable of reducing power consumption and securing a stable operation even in a high-frequency region.  <P>SOLUTION: The capacitive load driving circuit includes: a drive signal generation part 31 that generates a drive signal S2 for driving a piezoelectric element 11 via a transistor pair 31A on the basis of an analog signal S1; and a charge pump 32 that generates a high-voltage power-source voltage VU and a low-voltage power-source voltage VL, and applies the high-voltage power-source voltage VU and the low-voltage power-source voltage VL to collectors of the transistors TR1 and TR2 constituting the transistor pair 31A respectively via a high-voltage output terminal 32U and a low-voltage output terminal 32L. The charge pump 32 is structured in multi-stages and includes: a back-current prevention means connected between the adjacent charge pumps; and a switching means that connects the adjacent charge pumps in series under on/off control of a CPU 21 each time the drive signal S2 exceeds a predetermined threshold value or falls below a predetermined threshold value.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009181342-A (JP)
Title: Electronic writing tool
Inventor: IGATA YOSHIHIRO
IPC: G06F3/041
Filed: 2008-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technique for using a function unique to an electronic writing tool even with a cap on while preventing an erroneous operation.  <P>SOLUTION: The electronic writing tool is composed of a pen chip 69 as a writing part capable of writing on a medium; a writing tool body having reading means (63, 64, etc.) for reading an image on the medium; and a cap 610, wherein the body further includes a control means for controlling operations of the reading means (63, 64, etc.) on the basis of a detection result by a cap position detection function unit 625 as a position detection means for detecting a mounting position of the cap 610 to the body. When obtaining a predetermined detection result that the mounting position from the function position 625 is a position other than a defined position, the control means does not allow the operations of the reading means (63, 64, etc.) and when not obtaining the predetermined detection result, the control means allows the operations of the reading means (63, 64, etc.).  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009179541-A (JP)
Title: Solid oxide type fuel cell-hydrogen manufacturing system
Inventor: YAKABE HISATAKA
IPC: C01B3/38
Filed: 2008-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a solid oxide type fuel cell-hydrogen manufacturing system which effectively utilizes the exhaust heat accompanying power generation for hydrogen manufacturing, in a coproduction system for power generation by a solid oxide type fuel cell and for hydrogen manufacturing utilizing the exhaust heat accompanying power generation.  <P>SOLUTION: The solid oxide type fuel cell-hydrogen manufacturing system utilizing a membrane reactor is comprised of a system which includes a solid oxide type fuel cell system, containing a solid oxide type fuel cell unit and an offgas combustion apparatus, and the membrane reactor, wherein, in the membrane reactor, hydrogen is manufactured by reforming the raw fuel using the combustion exhaust gas of the offgas combustion apparatus in the solid oxide type fuel cell system as a heat source and purifying it, and at the same time an offgas containing CO, hydrogen and steam is produced, and wherein the offgas containing CO, hydrogen and steam is used as a fuel for power generation in the solid oxide type fuel cell unit.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009188183-A (JP)
Title: Optical coupling device and manufacturing method therefor, and electronic equipment
Inventor: TSUJI MASAKI
IPC: H01L31/12
Filed: 2008-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the fuming and ignition of a resin in the periphery of a sensor, when a current that exceeds the rating of a product flows.  <P>SOLUTION: The other end side of a lead frame fitting a connector terminal 48a as a Vcc terminal, at a front end section and the other end section of the lead frame 33a fitting the connector terminal 48c as a GND terminal at the front end section are connected electrically by a chip capacitor 37, and a current path is formed between the Vcc terminal and the GND terminal. The lead frame is constituted of the two lead frames 33b and 33c, and both ends of a wire 56 are connected between the end section 54 of the lead frame 33b and the end section 55 of the lead frame 33c. Accordingly, when the chip capacitor 37 is short-circuited and a large current of 1.5 A to 2.0 A flows between the Vcc and the GND, although fuming and ignition are produced instantaneously, because the wire 56 functions as a fuse, a reflection-type photosensor can prevent the ignition.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009185712-A (JP)
Title: Turbo compressor and refrigerator
Inventor: SUGITANI MUNEYASU
IPC: F04D29/70
Filed: 2008-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a turbo compressor and a refrigerator provided therewith, preventing fatigue fracture of an impeller and suppressing compression performance deterioration of the impeller.  <P>SOLUTION: This turbo compressor includes a first impeller 21a and a second impeller 22a which are rotationally driven, and a flow path in which the first impeller 21a and second impeller 22a are provided and refrigerant gas flows, the turbo compressor sucking and compressing the refrigerant gas in the flow path. The turbo compressor further includes a fluid discharge device 100 which discharges liquid L in the flow path on the upstream side of the first impeller 21a and second impeller 22a, so that by discharging and removing the liquid L in the flow path on the upstream side of the first impeller 21a and second impeller 22a in advance, the liquid L accumulated in the flow path is prevented from striking against the first impeller 21a and second impeller 22a.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008188435-A (JP)
Title: Prosthesis disposing device and disposing method
Inventor: YAMASAKI DWAYNE S
IPC: A61F2/06
Filed: 2008-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a prosthesis disposing device for use in a lumen or a blood vessel and a disposing method.  <P>SOLUTION: Prosthesis (e.g. a stent-graft) 200 is monitored using non-ionizing energy in disposing or drawing out a sheath after disposed in a desired position in the blood vessel. As the non-ionizing energy, electromagnetic energy, non-ionizing radiation, or pressure wave is used to monitor the position of prosthesis in real time at least during disposition after the prosthesis is disposed in a desired position in the blood vessel or during drawing out the sheath.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009193222-A (JP)
Title: Information readout system, information readout method and information readout program
Inventor: SOGA KENJI
IPC: G06F12/00
Filed: 2008-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To store information which is highly likely to be read next in a primary storage device in advance under the consideration of the characteristics of the operation of each user.  <P>SOLUTION: This information readout system includes: an information readout part 11 for reading information from a primary storage device 2 or a secondary storage device 3, and for writing the information read from the secondary storage device 3 in the primary storage device 2, and for using the information read out of the primary storage 2 as readout information; a look-ahead information selection part 13 for selecting information relevant to the readout information as information which can be read out of the primary storage device 2 next to the readout information, and for using this as look-ahead information; a readout look-ahead history storage device 4 for storing the readout information and the look-ahead information as a set, and for storing the frequency of the readout of the look-ahead information by the information reading part 11 as the frequency of successful look-ahead; a look-ahead control part 14 for preferentially selecting look-ahead information with the large frequency of successful look-ahead; and an information look-ahead part 15 for storing the look-ahead information selected by the look-ahead control part 14 from the secondary storage device 3, and for storing it in the primary storage device 2.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009193262-A (JP)
Title: Rfid tag
Inventor: HATORI FUMIO
IPC: G06K19/07
Filed: 2008-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an RFID tag normally operating even when sticking it on an attached object made of a metal, and to provide a method of using it.  <P>SOLUTION: A plurality of RFID tags 1 are peelably continuously disposed on a belt-like seal 2, and a tag 4 attached with a paste material 3 on the rear face is divided into and formed with a printing part 6 and an arrangement part 7 arranged with an RFID 5 communicating with a communication device having an IC chip and an antenna. The arrangement part 7 is a space formation part 8 maintaining a space L for spacing and holding the antenna of the RFID 5 and the attached object (not shown in Figure).  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009193008-A (JP)
Title: Image display device
Inventor: ARITA SHINICHI
IPC: G02B26/12
Filed: 2008-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image display device, reducing an influence of image quality deterioration due to a spot size on a screen in the case of using a light source having strong directivity such as a laser beam and a scan type image forming means.  <P>SOLUTION: This image display device includes a light source device 10 emitting a light beam, a scan type image forming means (illustrated by an MEMS mirror 14) forming an image on the screen 15, a variable focal device 13 disposed in an optical path extending until light emitted from the light source device 10 reaches the image forming means, and a control means for controlling the variable focal device 13 so that the spot size of a light beam projected on the screen 15 is varied according to the projection size of an image or user's operation.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009201188-A (JP)
Title: Inverter apparatus
Inventor: NISHIMURA HIROMICHI
IPC: H02M7/48
Filed: 2008-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inverter apparatus which can prevent a voltage, which appears at an input terminal, from going abnormally higher in case that operation power to an interface circuit is cut off, while suppressing the enlargement and cost up of the apparatus.  <P>SOLUTION: The inverter apparatus is configured to switch the switching state of the interface circuit 2 so that it may be in current input switching state when a voltage, which appears at the input terminal 5, is less than a threshold Vth, and that it may be in power switching state when the voltage is not less than the threshold voltage Vth, at cutoff of operating power to itself 1.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009197841-A (JP)
Title: Vibration control device and its molding die
Inventor: HAYASHI JUNYA
IPC: F16F1/38
Filed: 2008-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a molding die that firmly supports semi-tubular bodies being apt to fall down and doest not greatly affect spring characteristics of a vibration control device, and a vibration control device having excellent spring characteristics.  <P>SOLUTION: The molding die is used for vulcanization molding of a vibration control device in which each semi-tubular body 5 having a pair of arcuate end parts 5a, 5a each having an almost semi-arcuate shape is embedded into a rubber elastic body 3. A plurality of support pins 14 for holding each arcuate end part 5a of each semi-tubular body 5 are provided in a region that partitions the lower face of a cavity of a lower die 10b so as to hold regions of two parts on both sides excluding a prescribed region including the center of each arcuate end part 5a. Each support pin 14 has a pair of holding pieces 14a, 14a while each protrusion part 14b is formed at each part, facing each other, of the holding pieces 14a.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009197431-A (JP)
Title: Reinforcing material made of fiber, and reinforcing structure of building skeleton opening using the same
Inventor: NAKAI YUJI
IPC: E04C5/07
Filed: 2008-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To inexpensively suppress the widening of a crack in a skeleton when an opening is opened in the skeleton in repair work etc.  <P>SOLUTION: Fiber threads 2, which are continuously juxtaposed in the almost circumferential direction of a ring or a circular arc, and fiber threads 3, which are juxtaposed in such a manner as to be elongated in an almost radial direction, are superposed together and integrated together, so as to be made into an annular or arc-shaped reinforcing material 1 made of fibers. An adhesive material makes the reinforcing material 1 bonded to a surface of a wall 5 around the opening 4 which is opened in a concrete building skeleton.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009199666-A (JP)
Title: Optical disk device
Inventor: KUSANAGI TAKU
IPC: G11B7/0045
Filed: 2008-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical disk device in which accurate setting of recording laser power is made possible even if linear velocity at OPC and at recording of information are different.  <P>SOLUTION: Decision of a target β value in accordance with linear speed at recording or recording laser power becoming the asymmetry value is made based on relation between the β value detected at OPC or an asymmetry value and recording laser power.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009195475-A (JP)
Title: Pachinko game machine
Inventor: AMANO TAKAYUKI
IPC: A63F7/02
Filed: 2008-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a Pachinko game machine which enables the clarification of the residual frequency of the time shortening status in an information device corresponding to a Pachinko game machine even when the minor win is earned during the time shortening game in a type providing the jackpot and the minor win.  <P>SOLUTION: A start signal is outputted to an outside I/F each time the variation of special symbols is stopped (defined) in a game control board 111 associated with the establishment of starting requirements, for example, winning a starter prize winning slot 11 with game balls. At the same time, when the 15 rounds of variable probability jackpot, 15 rounds of time shortening jackpot, a sudden probability jackpot, a sudden jackpot or the minor win is earned under the normal game state or variable probability game state, the jackpot signal is outputted to the outside I/F. When the minor win is earned during the time shortening game, the game control board 111 works to output none of the jackpot signal to the outside I/F.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009197712-A (JP)
Title: Engine cooling device
Inventor: MICHIKAWAUCHI AKIRA
IPC: F01P3/20
Filed: 2008-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an engine cooling device capable of suppressing the heat change of an engine attributable to the flow-in of a large amount of a refrigerant into a water jacket during transition from a boiling-cooling state to a refrigerant circulation-cooling state.  <P>SOLUTION: The engine cooling device 1 has two cooling circuits of a refrigerant circulation-cooling path 4 and a boiling-cooling path 3. The boiling-cooling circuit 3 has a second three-way valve 16 for changing the path to a refrigerant extraction path 17 between an expander 7 and a heat radiator 8. The refrigerant extraction path 17 is connected to the second three-way valve 16. The refrigerant extraction path 17 bypasses the heat radiator 8 and is connected to a storage tank 11. By bypassing the heat radiator 8, the high-temperature evaporated refrigerant can be introduced into the storage tank 11. Thus, the heat change of an engine body 2a attributable to the flow-in of a large amount of refrigerant into a water jacket 2a1 can be suppressed.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009203564-A (JP)
Title: Apparatus and method for producing fiber
Inventor: NAGAYAMA KATSUHIRO
IPC: D04H1/728
Filed: 2008-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus and a method for producing the fibers by which stable fiberization can easily be carried out.  <P>SOLUTION: The apparatus for producing the fibers is equipped with a storage tank 1 for storing a melt 10 of a raw material (a polymer or a pitch-based material); an electrothermal heater 2 for heating the storage tank 1, and keeping the raw material in a molten state; a nozzle 3 installed in the storage tank 1 and discharging the melt 10 of the raw material in the storage tank 1; a collector 4 for collecting the fibers 11 composed of the raw material; and a voltage generator 5 for applying a voltage across the nozzle 3 and the collector 4, and charging the melt 10 of the raw material. Since an insulating transformer 7 is installed between the electrothermal heater 2 and a power source 6 for the electrothermal heater and a closed circuit is composed, a high voltage does not flow in the power source 6 for the electrothermal heater which is the primary side of the insulating transformer 7.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009204422-A (JP)
Title: Semiconductor temperature sensor circuit
Inventor: SUDO TORU
IPC: G01K7/01
Filed: 2008-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a temperature sensor circuit, having a characteristic depending only on an absolute temperature T, even when a saturation current I<SB>S</SB>of a bipolar transistor fluctuates by dispersion, in a manufacturing process, regarding a temperature sensor circuit constituted of a plurality of bipolar transistors.  <P>SOLUTION: Two constant currents set to have an optional current ratio are supplied respectively at two different timings to one bipolar transistor, and each voltage difference generated in an emitter of the bipolar transistor is removed.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009205050-A (JP)
Title: Projection system and projector
Inventor: KONO MASARU
IPC: G03B21/00
Filed: 2008-02-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a convenient projection system solves the problems of troublesomeness when putting in or pulling out a power cable or troublesomeness due to presence of a power cable, and enabling long-term continuous use of a projector.  <P>SOLUTION: The projection system 1 is provided with: a power feeding device 10 having a power feeding coil 20 and a power feeding circuit 40 for supplying alternate current power to the power feeding coil 20 for enabling non-contact power transmission; and a projector 100 having a power receiving part 150 having the power receiving coil 152 magnetically coupled with a power feeding coil 20 and a rectifier circuit 154 for rectifying alternate current power electro-magnetically induced for enabling projection of an image light utilizing the power transmitted from the power feeding device 10.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009208105-A (JP)
Title: Press and press method
Inventor: TANI KAZUHIRO
IPC: B21D24/00
Filed: 2008-03-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a press which improves the quality of molded articles.  <P>SOLUTION: The press 1 has a first die 3 which supports a workpiece 6, a second die 4 which comes close to the first die and holds and molds the workpiece together with the first die and at least two correcting means 10A, 10B, 10C, 10D for correcting the inclination of the second die before the second die abuts on the workpiece.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009216105-A (JP)
Title: Exhaust valve
Inventor: ONO KAZUYUKI
IPC: F16K24/04
Filed: 2008-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust valve can shorten exhaust time without stirring up foreign particles.  <P>SOLUTION: To solve two contradictive requirements of exhausting gas without stirring up foreign particles and shortening the exhaust time, a slow exhaust valve is obtained that has a large exhaust resistance so as not to stir up foreign particles when the valve starts to open, reduces the exhaust resistance continuously with its operation stroke, and has small exhaust resistance so as to be able to utilize an exhaust pump effectively when the valve is fully opened.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009219079-A (JP)
Title: Communication system
Inventor: ENDO HIDEKI
IPC: H04L45/24
Filed: 2008-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To ensure a remote controlled channel in providing a communication path redundancy service among a plurality of carriers for a user by making maximum use of other carrier communication networks.  <P>SOLUTION: A packet communication system includes: a user access unit installed at user's site for connecting the user with a plurality of carriers; a plurality of carrier's communication networks for containing the user access unit; communication units that configuring the networks; and a carrier management network for controlling/managing the user access unit and communication units. The communication unit follows a control frame insert instruction from the carrier management network to send a control frame added with a control frame transfer information indicating whether an action at a destination unit is termination or loop-back. The user access unit, a destination of the control frame, receives the control frame to extract the control frame transfer information, and terminates the frame at its own unit if the action is termination or adds a header necessary for loop-back and transfers the frame if the action is loop-back.  <P>COPYRIGHT: (C)2009,JPO&INPIT