baber/WOPTO huggingface dataset:
Patent JP-2012220469-A (JP)
Title: Current sensor
Inventor: TAMURA MANABU
IPC: G01R15/20
Filed: 2011-04-14
Abstract: PROBLEM TO BE SOLVED: To provide a current sensor capable of suppressing reduction of current measurement accuracy in the case of occurrence of voltage variation in a high frequency region on a current line for passing a current to be measured.SOLUTION: A current sensor comprises: a first magnetic sensor (11a) disposed at a first position around a current line (2) for passing a current to be measured; a second magnetic sensor (11b) disposed at a second position with induction field intensity weaker than induction field intensity by the current to be measured in the first position; an operation part (12) for calculating a difference between an output of the first magnetic sensor (11a) and an output of the second magnetic sensor (11b). The current sensor is constituted so that parasitic capacitance (C1) formed between a signal path (L1) from the first magnetic sensor (11a) to the input end of the operation part (12) and the current line (2) is approximately equal to parasitic capacitance (C2) formed between a signal path (L2) from the second magnetic sensor (11b) to the input end of the operation part (12) and the current line (2).
Patent JP-2012224670-A (JP)
Title: Graft copolymer and thermoplastic resin composition
Inventor: SHINOHARA YOSHIAKI
IPC: C08F255/00
Filed: 2011-04-15
Abstract: PROBLEM TO BE SOLVED: To provide a thermoplastic resin composition from which a molded article excellent in impact resistance even in a low temperature environment and excellent also in glossiness, weatherability, color developing property and surface smoothness can be obtained, and which has good flowability, and a graft copolymer suitable as a material of the thermoplastic resin composition.SOLUTION: The graft copolymer is obtained through emulsion polymerization of a vinyl monomer mixture of an aromatic vinyl monomer and a vinyl cyanide monomer in the presence of a crosslinked olefin resin aqueous dispersion prepared through crosslinking treatment of an olefin resin aqueous dispersion containing an ethylene-propylene copolymer having an ethylene unit content of 40-65 mass% and an acid-modified olefin polymer. The graft copolymer has a graft rate of 25-60 mass%. The thermoplastic resin composition comprises the graft copolymer and a hard component.
Patent JP-2012226498-A (JP)
Title: Touch switch
Inventor: KONO KATSUMASA
IPC: G06F3/041
Filed: 2011-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a touch switch capable of achieving highly sensitive sensing.SOLUTION: In the capacitance type touch switch including a plurality of strip electrode bodies 6 formed on an insulating layer, the plurality of strip electrode bodies are arranged in the lateral direction of each strip electrode body in such a state that a first insulating area 7 is arranged between the strip electrode bodies, and configured to electrically insulate a gap between the adjacent strip electrode bodies in a plan view, and each strip electrode body includes: a plurality of touch electrode parts 8 arranged in the longitudinal direction; and a second insulating area 9 arranged between the touch electrodes, and configured to electrically insulate a gap between the adjacent touch electrode parts with both ends connected to the first insulating area. On a virtual area passing through each end of each second insulating area which is in parallel with the lateral direction of the strip electrode body, the ends of each second insulating area are arranged at one side interposed with each first insulating area adjacent to each second insulating area, and each touch electrode part adjacent to each first insulating area is arranged at the other side.
Patent JP-2012227346-A (JP)
Title: Semiconductor light-emitting device
Inventor: WATANABE YUSUKE
IPC: H01L33/50
Filed: 2011-04-19
Abstract: PROBLEM TO BE SOLVED: To provide an LED light-emitting device that radiates pseudo-white light by using a fluorescent resin mixed with blue LED and YAG fluorescent particles, which has excellent reflection characteristics in order to obtain bright radiation light, is thinned in shape and eliminates a yellow ring specific to an LED light-emitting device using the fluorescent resin, in order to improve luminescent chromaticity.SOLUTION: A semiconductor light-emitting device comprises: a first opening and a second opening formed on a frame body provided on a substrate; a semiconductor light-emitting element mounted on the substrate in the first opening; a protection element mounted on the substrate in the second opening; a connection electrode on the substrate for connecting the semiconductor light-emitting element and the protection element; and fluorescent resins that are the same with each other and fill the first opening and the second opening, respectively, for converting a wavelength of light emitted from the semiconductor light-emitting element.
Patent JP-2012227464-A (JP)
Title: Method of manufacturing laser module, and laser module
Inventor: TANAKA HIROHITO
IPC: H01S5/022
Filed: 2011-04-22
Abstract: PROBLEM TO BE SOLVED: To stabilize laser oscillation to improve SMSR characteristics, and to make a height of an active layer of an optical semiconductor element and a height of a waveguide of a planar light wave circuit board agree with each other.SOLUTION: An optical semiconductor element 5 is held in a junction-up state at an approach start position separated from a mounting surface 6 of a planar light wave circuit board 3. The optical semiconductor element 5 is made to approach toward the mounting surface 6 until an upper surface height of the optical semiconductor element 5 agrees with a surface height 3a of the planar light wave circuit board 3 to make the upper surface height of the optical semiconductor element 5 and the surface height 3a of the planar light wave circuit board 3 agree with each other. Further, the optical semiconductor element 5 is made to approach toward the mounting surface 6 by a difference (A-B) between a distance reference value A on a design from the surface 3a of the planar light wave circuit board 3 to the center of the waveguide 2 and a distance reference value B on a design from the upper surface of the optical semiconductor element 5 to the center of an active layer 4 to make a height of the active layer 4 of the optical semiconductor element 5 agree with a height of the waveguide 2 of the planar light wave circuit board 3.
Patent JP-2012233308-A (JP)
Title: Waterproof structure and fastener
Inventor: IKEDA HIROKAZU
IPC: E04D11/00
Filed: 2011-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a waterproof structure which allows a fastening screw screwed into a skeleton to hardly drop off even by exposure to strong wind.SOLUTION: A waterproof structure having a waterproof layer which is composed of a heat insulation layer and a waterproof sheet and fastened to the surface of a skeleton with a fastener comprises the skeleton, the heat insulation layer, the waterproof sheet, and the fastener. The fastener comprises a fastening screw screwed into the skeleton through the heat insulation layer so as to be fastened, and a stationary plate through which the fastening screw passes. The surface of the stationary plate adjacent to the waterproof sheet is joined to the waterproof sheet. The stationary plate is prevented from rolling on the heat insulation layer by a rolling preventive measure.
Patent JP-2012234883-A (JP)
Title: Exposure apparatus, exposure method, and method for manufacturing device
Inventor: KOMATSUDA HIDEKI
IPC: H01L21/027
Filed: 2011-04-28
Abstract: PROBLEM TO BE SOLVED: To perform a desired projection exposure with the proper amount of exposure even if an emission spectrum of a light source fluctuates in time.SOLUTION: An exposure apparatus for exposing a pattern formed on a mask to an object via an optical system using light from a light source, includes: a first sensor device having a first spectral sensitivity in a wavelength region containing a wavelength component of exposure light used for exposure to the object; and a second sensor device having a second spectral sensitivity different from the first spectral sensitivity in the wavelength region, and also includes a measuring device which measures intensity for every wavelength of the exposure light based on a detection result detected by the first sensor device and the second sensor device.
Patent JP-2012233729-A (JP)
Title: Nuclear power plant and operation method thereof
Inventor: WADA YOICHI
IPC: G21D3/08
Filed: 2011-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a nuclear power plant that is, even when an entire power source is lost and hydrogen generated in a reactor pressure vessel leaks into a reactor building, capable of safely processing the hydrogen, of preventing a hydrogen explosion and of sealing radioactivity while preventing the reactor building from being damaged.SOLUTION: A nuclear power plant according to the present invention includes: hydrogen processing facilities that process hydrogen without using a power source in a reactor building; a control device that is operated by an independent power source activated at a loss of an entire power source; a hydrogen concentration meter connected to the control device; a hydrogen processing duct that is activated by the control device upon reception of a signal representing an increase of hydrogen concentration measured by the hydrogen concentration meter; and a circulation flow path that generates a circulation of air in the reactor building by utilizing temperature distribution in a containment vessel as driving force by operation of the hydrogen processing duct and of which the circulation passes through the hydrogen processing facilities for processing the hydrogen.
Patent JP-2012233422-A (JP)
Title: Control device for internal combustion engine
Inventor: MAEMURA JUN
IPC: F02D41/04
Filed: 2011-04-28
Abstract: PROBLEM TO BE SOLVED: To suppress an erroneous diagnosis that a rich abnormality is occurring in a fuel injection system because of fuel dilution of lubricating oil while suppressing a feeling of strangeness experienced by a driver.SOLUTION: An electronic control unit 60 is applied to an internal combustion engine 10 including an engine-driven alternator 70, and diagnoses on the basis of an air-fuel ratio correction amount in air-fuel ratio feedback control whether a rich abnormality that the air-fuel ratio of air-fuel mixture is excessively rich is occurring in a fuel injection system. When the state of charge of a battery 80 charged with electric power generated by the alternator 70 is a predetermined highly charged state, charging control for setting a voltage generated by the alternator 70 at a voltage lower than a normal generated voltage is executed. When the state of charge of the battery 80 is the predetermined highly charged state and a degree of dilution of fuel in lubricating oil of the internal combustion engine 10 is higher than or equal to a predetermined degree, execution of the charging control is prohibited.
Patent JP-2012233808-A (JP)
Title: Slide-operable dovetail groove slide stage
Inventor: MURAMATSU HIROAKI
IPC: B23Q1/28
Filed: 2011-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a slide-operable dovetail groove slide stage which enables a compact structure excellent in operability with simple drive means.SOLUTION: A slide-operable dovetail groove slide stage 1 is provided with a slide-fixe screw 6 which is attached to a side wall of a fixing part 3 generally parallel to a sliding direction (X) to fix a sliding part 2 by tightening the screw 6 to bring an inverted triangular protrusion 10 connected to the fixing part 3 with a dovetail 5 of the sliding part 2. The slide-fixe screw 6 is commonly used as a slide adjuster screw to fine adjust the slidability of the sliding part 2 with respect to the fixing part 3 by adjusting the tightening level of the screw 6 in contact with the protrusion 10 to contact with the dovetail 5 of the sliding part 2; and as drive means which is held by a user to slide and position the sliding part 2 to a desired position.
Patent JP-2012238182-A (JP)
Title: Object detection device for vehicle
Inventor: SASABUCHI YOJI
IPC: G08G1/16
Filed: 2011-05-12
Abstract: PROBLEM TO BE SOLVED: To provide an object detection device for a vehicle capable of preventing erroneous determination of movement of a low reflection object such as a tree in a vehicle traveling direction from a horizontal direction when an object is detected by using an electromagnetic wave.SOLUTION: The object in a vehicle traveling direction (X axis direction) is detected (S10). When there is a plurality of detected objects, the objects are grooved to be recognized as an object group (S12). Whether a total value σpx of distances between the objects in the recognized object group exceeds a first predetermined value px is determined (S18). Whether a total value σp of differences of positions of the object group in the X axis direction for each one step from time t to time t-n exceeds a second predetermined value Lp is determined (S22). Whether a total value σw of widths of the object group in a Y axis direction for each one step exceeds a third predetermined value Lw is determined (S26). When at least two determination results are positive (S30), it is determined that the object group is in a static state (S32).
Patent JP-2012237290-A (JP)
Title: Exhaust gas recirculation flow control device of internal combustion engine
Inventor: ASANO MASAHIRO
IPC: F02D21/08
Filed: 2011-05-13
Abstract: PROBLEM TO BE SOLVED: To avoid degradation of adjusting accuracy of an outer EGR quantity fed to a combustion chamber 22 in a concomitant use region of low pressure EGR and high pressure EGR.SOLUTION: A target value of an EGR ratio (hereinafter referred to as hgh pressure EGR ratio) in an after high pressure merging channel 12a and a target value of an EGR ratio (hereinafter referred to as low pressure EGR ratio) in an after low pressure merging channel 12b are set. A high pressure EGR actuator 48a is energized and operated so as to carry out feedback control of the EGR ratio of every time to the target value of the EGR ratio. A high and low pressure harmonized EGR control is carried out for energizing and operating a low pressure EGR actuator 52a so as to carry out feedback control of low pressure EGR ratio of every time to the target value of the low pressure EGR ratio.
Patent JP-2012244718-A (JP)
Title: Power supply device, power supply system and electronic apparatus
Inventor: MARU NAOKI
IPC: H02M3/00
Filed: 2011-05-18
Abstract: PROBLEM TO BE SOLVED: To provide a power supply device capable of detecting a failure of an ORing switch element itself of the power supply device using the ORing switch element for ORing and capable of controlling an ON signal of an AC/DC converter on the basis of the detection result.SOLUTION: The power supply device ORing-connected to the other power supply device includes: an AC/CD converter 20; an ORing switch element 12; an ORing control circuit 11 for controlling conduction/interception of the ORing switch element 12; and a first logic circuit 18 which when voltage of a load 3 exceeds a first reference voltage 13, a potential difference between the input side and the output side of the ORing switch element 12 is a second reference voltage 16 or less and an ON signal inputted to the AC/DC converter 20 is a signal for stopping the conversion operation of the AC/DC converter 20, outputs an ORing switch element failure signal indicating the failure of the ORing switch element 12.
Patent JP-2012241792-A (JP)
Title: Pipe joint
Inventor: KATAGIRI HIROYA
IPC: F16L37/36
Filed: 2011-05-19
Abstract: PROBLEM TO BE SOLVED: To reliably prevent a fluid from leaking when an opening/closing valve is closed by stably performing the opening/closing operation of the opening/closing valve.SOLUTION: This pipe joint includes a socket 1 and a plug 2. The socket 1 includes a socket body 3, an opening/closing valve 40, a valve operation means 60, and a connection operation means 21. The opening/closing valve 40 includes a seal ring 41 which is disposed in the fluid passage 30 of the socket body 3 and attached to a valve stem 43, and a ring valve element 42 disposed in a connection port body 20. When the opening/closing valve 40 is closed, the seal ring 41 is moved backward by the action of an activating spring 65, and the ring valve element 42 is moved forward by the action of a valve spring 45 until coming into contact with the seal ring. When the opening/closing valve 40 is open, the ring valve element 42 is brought into contact with the distal end of a plug body 4, and the movement thereof is restricted. Therefore, the seal ring 41 is separated from the ring valve element 42. The activating spring 65 presses the valve stem 43 rearward with a larger spring force than the valve spring 45.
Patent JP-2012241868-A (JP)
Title: Hinge mechanism
Inventor: MATSUMOTO ISAO
IPC: A47F3/00
Filed: 2011-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a hinge mechanism which is configured to rotate through mutual engagement members provided on an opening and closing member without using a separate hinge pin while generating opening resistance according to the opening of the member.SOLUTION: In the hinge mechanism, a frame having a circular or semicircular fulcrum shaft part at a tip thereof and a frame having an elastic pressing part adjacently opposed to the fulcrum shaft part are integrally molded and formed as an integrated one on the inner surface of one member, and an engagement frame having a semicircular inner circumferential surface making sliding contact with the fulcrum shaft part formed on the one member and an eccentric circular outer circumferential surface in which the distance from the center point of the fulcrum shaft part to the tip is gradually extended is integrally formed on the inner surface of the other member. The semicircular inner circumferential surface of the engagement frame formed on the other member is rotatably engaged with the fulcrum shaft part of the one member, and the eccentric circular outer circumferential surface of the engagement frame is held by the elastic pressing part adjacently opposed to the fulcrum shaft part reciprocatably and rotatably by elastic pressing force.
Patent JP-2012239802-A (JP)
Title: Management apparatus for game hall
Inventor: MUKOYAMA KOJI
IPC: A63F7/02
Filed: 2011-05-24
Abstract: PROBLEM TO BE SOLVED: To provide a management apparatus for a game hall capable of adjusting nails so that a player's Pachinko balls could decrease at an adequate rate when a probability has changed.SOLUTION: The management apparatus as a management apparatus for a game hall calculates and sums game data such as a total number of out, safe, net gain/loss of Pachinko balls, and display changes (starting), total number of special prize (total occurrence number of jackpot), total number of probability change (total occurrence number of probability change) or the like for each game machine based on each kind of game signals output from instruments on the game machine, and sums the total number of balls left on an upper tray (left storage) upon a next jackpot when the probability changes after jackpot, and displays (outputs) it on a printer or the like.
Patent JP-2012248944-A (JP)
Title: Frequency offset estimation device, frequency offset estimation method and digital coherent receiver
Inventor: OKAMOTO MASAAKI
IPC: H04B10/556
Filed: 2011-05-25
Abstract: PROBLEM TO BE SOLVED: To extend the range capable of estimating the frequency offset between transmission/reception light sources.SOLUTION: A frequency offset estimation device 20 comprises a first frequency offset estimation unit 23 which estimates a first frequency offset estimation value (a), i.e. the phase variation amount in the symbol period Tof a multilevel PSK demodulation signal sampled at a predetermined timing, a second frequency offset estimation unit 24 which estimates a second frequency offset estimation value (b), i.e. the phase variation amount in the symbol period T/N(N is an integer of 2 or more) of a multilevel PSK demodulation signal sampled at a predetermined timing, and an estimation value correction unit 25 which estimates the frequency offset between transmission/reception light sources on the basis of the first frequency offset estimation value (a) and the second frequency offset estimation value (b).
Patent JP-2012247497-A (JP)
Title: Electrophotographic photoreceptor, and image forming apparatus
Inventor: OKADA HIDEKI
IPC: G03G15/00
Filed: 2011-05-25
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor with excellent photosensitivity.SOLUTION: An electrophotographic photoreceptor is used, which includes a conductive substrate and a photosensitive layer. The photosensitive layer contains a benzofluorenone derivative represented by the general formula (1).
Patent JP-2012247509-A (JP)
Title: Manufacturing method of pattern phase difference film, and manufacturing method of metal mold for manufacturing pattern phase difference film
Inventor: KOSAKA YOSUKE
IPC: G02B30/25
Filed: 2011-05-25
Abstract: PROBLEM TO BE SOLVED: To manufacture a pattern phase difference film easily in a large amount, which can be applied to a three-dimensional image display employing a passive method.SOLUTION: A convex-concave shape for each area is sequentially formed by sequentially forming a first mask and a second mask on a base material 21. The first mask is formed by arranging a protective film 23 via a positive resist film 22. The second mask is formed by arranging a second protective film 25 over the entire base material 21, and then removing the positive resist film 22.
Patent JP-2012245136-A (JP)
Title: Game machine
Inventor: SAKAI RYOTA
IPC: A63F7/02
Filed: 2011-05-27
Abstract: PROBLEM TO BE SOLVED: To surely execute a desired lamp performance, and to alleviate a temporal difference of the lighting timing of a lamp.SOLUTION: A sub-control unit which includes two lamp drive data storage means capable of storing the drive data corresponding to each lamp, respectively, has an allocation determining means which allocates one for writing and the other for reading each predetermined time, a lamp drive data reading means which divides and reads the drive data stored in the lamp drive data storage means which is allocated for reading by the allocation determining means at each predetermined time, a lamp drive means which blinks each of the lamps according to the drive data read out by the lamp drive data reading means and a stopping means which stops the operation to blink each lamp executed by the lamp drive means for a predetermined time until the drive data which are stored in the lamp drive data storage means allocated for reading by the allocation determining means are fully read out by the lamp drive data reading means.
Patent JP-2012245471-A (JP)
Title: Silica selective adsorption resin, method for producing the same, and method for eliminating silica
Inventor: IWASAKI MAMORU
IPC: C02F1/28
Filed: 2011-05-27
Abstract: PROBLEM TO BE SOLVED: To provide a silica selective adsorption resin for efficiently and selectively adsorbing silica in silica-containing water utilizing a reaction between catechol sulfonate and silica, a method for producing the silica selective adsorption resin, and a method for eliminating silica using the silica selective adsorption resin.SOLUTION: The silica selective adsorption resin comprises anion exchange resin carrying catechol sulfonate. Catechol-3,5-disodium disulphonate is suitable as the catechol sulfonate. Acid is allowed pass through the silica selective adsorption resin that has adsorbed silica. Silica is thereby eluted to regenerate the silica selective adsorption resin.