baber/WOPTO huggingface dataset:
Patent JP-2010277659-A (JP)
Title: Optical disk device
Inventor: ITO MASAMICHI
IPC: G11B7/09
Filed: 2009-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To reliably suppress influence of a tracking error signal leaking into the focus error signal in a focus servo system.  <P>SOLUTION: An optical disk device includes: an actuator for driving an objective lens that irradiates an optical disk with a beam from a laser in a focus direction and a tracking direction and moves the beam to irradiate the optical disk, a focus servo control part for inputting the focus error signal and driving the actuator to control a focal position of the beam, and a tracking servo control part for inputting the tracking error signal to control a tracking position of the beam. The tracking servo control part adds a signal having a second frequency exceeding a first frequency to a tracking driving signal calculated from the tracking error signal, and the focus servo control part attenuates the second frequency of the input focus error signal to correct the focus error signal and calculates a focus driving signal by using the corrected focus error signal.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010277001-A (JP)
Title: Gate signal line driving circuit and display
Inventor: OCHIAI TAKAHIRO
IPC: G11C19/00
Filed: 2009-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gate signal line driving circuit that suppresses noise in a gate signal and a display using the same.  <P>SOLUTION: A first basic circuit included in the gate signal line driving circuit includes a high voltage applying switching element which applies high voltage to a gate signal line in accordance with a signal high period, and a low voltage applying switching element which applies low voltage to the gate signal line in accordance with a signal low period. A switch of the low voltage applying switching element of the first basic circuit is turned off according to a signal applied to a switch of a high voltage applying switching element of a second basic circuit which gets in the signal high period prior to the first basic circuit in accordance with the signal high period.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010283914-A (JP)
Title: Motor
Inventor: ONO SHIGEKATSU
IPC: H02K5/24
Filed: 2009-06-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a motor capable of coping with the reduction in noise of an electronic apparatus by suppressing wobbling of rotor supports to prevent occurrence of abnormal noises.  <P>SOLUTION: A flat washer 16 composed of nylon 66 containing carbon black is rotatably attached to a rotor shaft 13 between one end face of the rotor support 9 and a casing 1, and a spring plate 17 or a projection 20, which presses the rotor support 9 against the side of the flat washer 16 to allow one end face of the rotor support 9 to abut on the flat washer 16 is provided between the other end face of the rotor support 9 and the casing 1.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010284356-A (JP)
Title: Game machine
Inventor: HOYA MAKOTO
IPC: A63F7/02
Filed: 2009-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine capable of effectively preventing a fraudulent action in a ball path with a detection switch.  <P>SOLUTION: In a first ball path 621 and a second ball path 622 where game balls M1 and M2 are distributed, guide paths 621G and 622G for easily guiding an insertion object (cells F1 and F2 or game balls M1 and M2 or the like) when the insertion object is inserted from the downstream side into the first and second ball paths 621 and 622, and branch paths 621D and 622D extending to the upstream side so as to be branched in a direction different from the guide paths 621G and 622G, for not easily guiding the insertion object, are formed. The detection switches (first start port switch 621S, a second start port switch 622S) are provided more on the upstream side than the branch path 621D or the branch path 622D.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010287123-A (JP)
Title: Radio communication apparatus and radio communication method
Inventor: TAMURA TOSHIYA
IPC: G06F21/35
Filed: 2009-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a radio communication apparatus and a radio communication method which do not impair connectivity while securing a necessary security level by an I/O capability of a device.  <P>SOLUTION: When Bluetooth-compatible equipment DbtA performs authentication without authenticating a user since the Bluetooth-compatible equipment Dbt does not have I/O capability for performing user authentication using a PIN number when the Bluetooth-compatible equipment Dbt takes the lead to perform the authentication, a control part 100 performs user authentication in accordance with equipment information of the opposite equipment and a service type.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011004524-A (JP)
Title: Power supply system
Inventor: INOKUCHI TAKEHIRO
IPC: H02M7/219
Filed: 2009-06-18
Abstract: PROBLEM TO BE SOLVED: To downsize a power supply system which supplies a load with power generated with a generator.SOLUTION: The power supply system 1 includes a rectifier 11, which converts AC power generated with the generator 2 into DC power, a switch element Q, which breaks the generator 2 off the load 3 or connects them with each other, and a control unit 12, which controls the switch element Q. The control unit 12 sets a duty ratio of the switch element Q, according to a voltage, which is rectified with the rectifier 11 from an AC voltage output from the generator 2, and a duty ratio of the switch element Q, and supplies control signals to a gate of the switch element Q at the set duty ratio.
Patent JP-2010188715-A (JP)
Title: Inkjet head and method for manufacturing the same
Inventor: SEKI MASASHI
IPC: B41J2/145
Filed: 2009-06-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inkjet head, which can ensure printing quality while maintaining durability against electrically conductive ink such as water color ink even when ink-discharging nozzles are formed by laser beam machining.  <P>SOLUTION: In order to prevent an organic insulating membrane from being destructed, the thickness of an inorganic insulating membrane at the region being irradiated with an excimer laser of the organic insulating membrane is set to be ≥0.5 μm.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2011008960-A (JP)
Title: Click switching structure of rotary switch
Inventor: URUSHIBATA TAKANORI
IPC: H01H19/11
Filed: 2009-06-23
Abstract: PROBLEM TO BE SOLVED: To provide a click switching structure of a rotary switch, which can mechanically switch moderation of a knob without using electric power.SOLUTION: A click switching knob 5 operated at the time of switching of the moderation is arranged at a lower part of an operation knob which is an operating spot of the rotary switch 2. Click crest members 12, where respective moderation are different in a vertical direction along a knob shaft, are arranged in the click switching knob 5. Further, plungers 15 of respective groups are arranged at a radial state centering the knob shaft on the click crest members 12. When the click switching knob is rotatably operated, unused plungers among the plungers 15 are fitted into grooves 28, 29 on an inner peripheral wall of the click switching knob 5, and the used plungers comes into contact with the click crest member 12 by being pushed with the inner peripheral wall 30 of the click switching knob 5. Thus, the moderation of this group is well controlled at an effective state.
Patent JP-2011014656-A (JP)
Title: Electronic apparatus and flexible printed wiring board
Inventor: MURO SEIDAIBI
IPC: H05K9/00
Filed: 2009-06-30
Abstract: PROBLEM TO BE SOLVED: To obtain an electronic apparatus mounted with a printed wiring board whose transmission loss is improved.SOLUTION: The printed wiring board 15 includes a conductive layer 19 having a signal line 24 and a ground line 25, a second insulating layer 20 laminated on the conductive layer with openings 28 opened above the ground line, a ground layer 21 laminated on a second insulating layer, covering the signal line and electrically connected to the ground line, and a third insulating layer 22 covering the ground layer. The ground layer includes first conductive paste 30 filled in the opening so as to cover the ground line exposed to the bottom of the opening and second conductive paste 31 applied so as to continuously cover the first conductive paste and the second insulating layer. The second conductive paste has smaller volume resistivity than the that of first conductive paste.
Patent JP-2011011608-A (JP)
Title: Bicycle
Inventor: SATO HIDETOSHI
IPC: B62J99/00
Filed: 2009-07-01
Abstract: PROBLEM TO BE SOLVED: To provide a bicycle achieving stable steering characteristics (operating characteristics), irrespective of the weight of a child sit on a seat for children.SOLUTION: The bicycle includes a frame fixing section having a down tube 43 fixedly secured to a head tube 10 for holding a front wheel 14, and a chain stay for holding a rear wheel 30; a seat tube 44 rotatable around a seat tube rotary shaft with respect to the frame fixing section; a seat stay 45 for rotating the seat tube 44; a seat post 24, one end of which is provided with a saddle 25 and the other end is connected to the seat tube 44; a seat post variable length actuator 54 for changing the length of the seat post; seats 15 and 31 firmly secured to the frame fixing section; weight sensors 17a, 17b, 33a, and 33b for detecting weight; and a controller 23 for controlling the seat stay 45 and the seat post variable length actuator 54.
Patent JP-2009284498-A (JP)
Title: Digital voltage amplifier with logarithmic and exponential conversion
Inventor: CHALLA RAGHU
IPC: H04B1/707
Filed: 2009-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a simplified VGA configuration using the fact that multiplication within a normal numerical domain can be performed by addition within a logarithmic domain.  <P>SOLUTION: The digital voltage gain amplifier (digital VGA) 132 operates within the logarithmic domain. Properties of the logarithmic domain are exploited to replace the complex multiplier of a conventional VGA 132 with a simple and relatively inexpensive adder 306. Additional techniques are described to significantly reduce the size of one or more lookup-tables LUTs implemented within the digital VGA 132. In this manner, a much more simple, lower-cost design of a digital VGA is achieved.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2011011868-A (JP)
Title: Operation device of elevator
Inventor: WATANABE YASUO
IPC: B66B5/02
Filed: 2009-07-02
Abstract: PROBLEM TO BE SOLVED: To prevent the expansion of secondary damage of an elevator apt to be caused in power failure-restored time, even when power failure is caused by an earthquake.SOLUTION: This operation device has an earthquake sensor 6 for detecting the occurrence of the earthquake, a control board 5 for controlling earthquake time control operation when detecting the occurrence of the earthquake by the earthquake sensor 6, a power source 8 for supplying electric power to the control board 5, a cutoff device 9 arranged between the control board 5 and the power source 8, and a battery for operating in the power failure. When the occurrence of the earthquake is detected by the earthquake sensor 6 and the power failure is caused, the control board 5 is cut off from the power source 8 by controlling the cutoff device 9 by electric power supply from the battery.
Patent JP-2010285134-A (JP)
Title: Visor for vehicle side mirror
Inventor: IMADA MICHIO
IPC: B60S1/02
Filed: 2009-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To prevent any deposition of water droplet by rain on a vehicle side mirror when it rains so that no trouble occurs in the drive of a vehicle.  <P>SOLUTION: A visor 22 is adhered to an upper portion of a vehicle side mirror box 2 with an adhesive 23 to prevent deposition of any water droplet when it rains. The visor can be attached to the outer side or the inner side of the side mirror box 2. Further, not only the single visor but also a multi-stage folding type fan-shaped visor can be applied. The visor can be applied by a rubber band or a string. A visor part is set to be along the shape of the side mirror box, and fitted into the side mirror box.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011017386-A (JP)
Title: Constant flow rate control device
Inventor: KOJIMA HIROKI
IPC: F16K17/30
Filed: 2009-07-09
Abstract: PROBLEM TO BE SOLVED: To provide a constant flow rate control device within a micro flow rate range, having performance stability and high reliability.SOLUTION: The constant flow rate control device includes a main elastic member 15 for energizing in the direction to open a movable valve element 5. A needle valve 13 is held in the movable valve element 5 so as to advance and retreat. The advancement of a needle valve 13 in the direction toward the valve seat is limited in a predetermined position of the movable valve element 5. A throttle valve 11 is installed in the movable valve element 5. A needle valve elastic member 16 installed in the movable valve element 5 energizes the needle valve 13 toward the valve seat. When a differential pressure between a first chamber 6 and a second chamber 10 exceeds a predetermined differential pressure specified by an urging force of the main elastic member 15, the movable valve element 5 with the needle valve 13 tightly seated to the valve seat is moved toward the valve seat to a movable valve receiving part 17 installed in a second housing 9, so that the movable valve receiving part 17 receives the force equivalent to the excessive differential pressure.
Patent JP-2011015656-A (JP)
Title: Rice ball package
Inventor: YABE KEIJI
IPC: A23L7/10
Filed: 2009-07-10
Abstract: PROBLEM TO BE SOLVED: To individually package a rice ball without dampening laver mutually sealed between the inside and the outside sheets, clearly carry out opening, and to enable eating of the rice ball together with fresh laver during eating.SOLUTION: A package raw sheet 7 prepared by superposing the inside and outside sheets 2 and 3 in which half cuts 4 and 5 are formed to thereby seal the laver S is used by disposing the inside sheet 2 on the inside, changing the sheet 2 into a folded state, and wrapping the rice ball R. The peripheries are welded to provide the package 1. The half cuts 4 and 5 are disposed and formed in the shape of a pair which are parallel with a mutual prescribed interval kept therein in at least either of the inside and outside sheets 2 and 3. A notch 8 connected to the half cuts 4 and 5 is formed in the upper edge of the package 1. The interior of the sealed part in the package raw sheet 7 for sealing the laver S, and the interior of the package 1 for packing the rice ball R are filled with a prescribed amount of a gas (air), respectively.
Patent JP-2011022238-A (JP)
Title: Toner-recovering device
Inventor: HAYASHI EIJI
IPC: G03G21/10
Filed: 2009-07-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a toner-recovering device which requires no exclusive driving means and prevents occurrence of abnormal sound and image noise due to oscillation to convey a toner in a good state.  <P>SOLUTION: The toner-recovering device has a conveying screw 20, which has conveying blades 22 provided in a conveyance part which conveys a waste toner removed from a photoreceptor drum, and conveys the waste toner by the rotation of the conveying screw 20. A wire-like stirring member 30 is swingably arranged to the conveying blades 22 a fulcrum part 33 as a fulcrum. The stirring member 30 includes the fulcrum part 33, an oscillating part 32 and a long stirring part 31. Furthermore, lifting parts 22a are formed on the stirring blades 22 located at both end parts of the conveying screw 20, and the oscillating part 32, which contacts the lifting parts 22a, reciprocally moves in association with the rotation of the conveying screw 20, and the stirring part 31 contacts and leaves the outer peripheries of the conveying blades 22 to collapse a waste toner adhering to the conveying blades 22.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011020497-A (JP)
Title: On-vehicle multidirectional visual-recognition device
Inventor: UEMATSU HIROSHI
IPC: B60R1/06
Filed: 2009-07-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an on-vehicle multidirectional visual-recognition device in which brightness of a door mirror with a first visual-recognition mechanism felt by a driver substantially corresponds to brightness of a second reflection mirror with a second visual-recognition mechanism so that the visual-recognition is improved.  <P>SOLUTION: The on-vehicle multidirectional visual-recognition device 11 includes: the first visual-recognition mechanism 53 comprising a door window glass 51 and a door mirror 41; and a second visual-recognition mechanism 54 comprising a first reflection mirror 15 provided in a door-mirror housing 42, a sub window glass 32 continued to the door window glass 51 through a frame (sub pillar 31), and a second reflection mirror 16 for reflecting the light transmitting through the sub window glass 32 toward the driver Sn. The second visual-recognition mechanism 54 sets the brightness of the light (reflection light 56) received by the passenger (driver) Sn to be substantially equivalent to the brightness of the light (reflection light 57) of the first visual-recognition mechanism 53.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011021525-A (JP)
Title: Turbine blade cascade, and turbine stage and axial flow turbine using the same
Inventor: TANI KENTARO
IPC: F01D9/02
Filed: 2009-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a turbine blade cascade reduced in secondary loss.  <P>SOLUTION: The turbine blade cascade 11, comprising a plurality of turbine blades 12 arranged circumferentially in the annular flow path of an axial flow turbine 1, includes raised parts 14 comprising: projections 14a formed on interblade bottoms 13 between the turbine blades 12 along pressure surfaces 12a of the turbine blades 12 and forming a convex shape in the height direction of the turbine blades 12; and steps 14b of an almost horizontal shape connecting the projections 14a with the pressure surfaces 12a of the turbine blades 12 and lower in height than the projections 14a.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011019704-A (JP)
Title: Connection device
Inventor: KUBO TOMOHIKO
IPC: A61M5/24
Filed: 2009-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connection device configured to prevent connection between a syringe and a vial from being not performed inadvertently.  <P>SOLUTION: A holding means 4 for constituting the connection device 1 is provided with: a syringe holding member 6 mounted to a syringe 2; a cannula holding member 7 provided with a double-head cannula 5 and configured in such a manner that, in a pre-use state, the cannula holding member 7 is located at a receded position at which the cannula holding member 7 has receded from the syringe holding member and, in a use state, the cannula holding member 7 is located at an advanced position at which the cannula holding member 7 is in contact with the syringe holding member; and a separation prevention means 42 which, with the cannula holding member located at the receded position, engages with the syringe to prevent the syringe from separating from the syringe holding member (Fig.4(c)). The separation prevention means is configured in such a manner that, when the cannula holding member is positioned at the advanced position, the separation prevention means unlocks the engagement between the separation prevention means and the syringe to permit the syringe to separate from the syringe holding member(Fig.4(e)).  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011023294-A (JP)
Title: Diffusion layer for fuel cell
Inventor: TOMIYASU JOJI
IPC: H01M4/86
Filed: 2009-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a diffusion layer for a fuel cell that is operable in a wide temperature region ranging from below freezing point up to high temperatures.  <P>SOLUTION: The fuel cell diffusion layer is constituted to satisfy conditions expressed by (1): 22≥KΔP>14 [m<SP>2</SP>kPa], and (2): 0.28≤D/Dd<0.34 [-]. Here, K expresses permeability coefficient expressing permeation resistance of the diffusion layer that is a porous body, ΔP indicates capillary differential pressure of force applied to aqueous liquid in a pore of the diffusion layer, D shows diffusion coefficient expressing diffusion coefficient of steam inside the diffusion layer, and Dd shows diffusion coefficient of steam in the air. By this, compatibility of high temperature operating performance and below freezing point startability is promoted by promoting draining of water at low temperatures to reduce residual water, while drying of an electrolyte membrane is prevented by suppressing diffusion of steam at the high temperatures.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011024142-A (JP)
Title: Radio relay device, method for controlling the same and radio communication system
Inventor: MITA MASAKI
IPC: H04W16/26
Filed: 2009-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a radio relay device can solving problems in a regular rotation system without disposing a communication part for a base station and a communication part for a terminal station to separate from each other.  <P>SOLUTION: A storage part 31 stores information about frequency channels used by each of one or more radio waves received by an antenna 6X for a base station from one or more base stations so that the information is associated with the one or more base stations. A control part 30 selects either a first communication system or a second communication system on the basis of the information stored in the storage part 31: the first communication system for causing the communication part 20 for a terminal station to perform a reception operation during a period when the communication part 10 for a base station performs a reception operation and causing the communication part 20 for a terminal station to perform a transmission operation during a period when the communication part 10 for a base station performs a transmission operation; and the second communication system for causing the communication part 20 for a terminal station to perform both the reception operation and transmission operation during the period when the communication part 10 for a base station performs the reception operation.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011027535-A (JP)
Title: Circuit and method of evaluating operational amplifier
Inventor: SETO KENJI
IPC: G01R31/316
Filed: 2009-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a circuit and a method of evaluating an operational amplifier of a random offset which is an offset due to variation of characteristics of elements forming the operational amplifier.  <P>SOLUTION: In the operational amplifier 1, a differential pair circuit part 100D detects a voltage difference of signals input to a first and a second input terminals; a current mirror circuit part 100C is connected as a load respectively to output terminals of the differential pair circuit part 100D to supply respectively a balanced current; an output part 100P outputs based on one output terminal voltage of the differential pair circuit part 100D; an output terminal voltage of the output part 100P is fed back to the first input terminal to form a negative feedback route and a buffer circuit is formed; an operating point setting part 3 sets an input voltage to the second input terminal to coincide an output voltage of the differential pair circuit part 100D; and a detection part 2 detects a characteristic difference of the operational amplifier 1 based on a voltage difference between the input voltage and the output voltage of the output part 100P.  <P>COPYRIGHT: (C)2011,JPO&INPIT