baber/WOPTO huggingface dataset:
Patent JP-2011245546-A (JP)
Title: Laser welding method, pipe joint product, and fuel injection valve using the product
Inventor: SUGIYAMA KOICHI
IPC: B23K26/21
Filed: 2010-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a laser welding method by which weld penetration depth is stabilized and welding quality is improved in overlap welding of thin-walled metal pipes.SOLUTION: In a fitting process, a fuel passage member 30 and a first cylindrical portion 41 are fitted together such that an outer wall of the fuel passage member 30 made of metal and an inner wall of the first cylindrical portion 41 made of metal are opposed to each other. In a preheating process, heating is performed such that the temperature of a fitting surface 80 between the fuel passage member 30 and the first cylindrical portion 41 converges at a first temperature which is lower than the melting points of the fuel passage member 30 and the first cylindrical portion 41. In a welding process, the first cylindrical portion 41 is irradiated with a laser to heat the first cylindrical portion 41 such that the temperature of the fitting surface 80 converges at a second temperature which is equal to or higher than the melting points and by melting the vicinity of the fitting surface 80 through this heating, the fuel passage member 30 and the first cylindrical portion 41 are joined together. In the welding process, the output and irradiation time of the laser are set such that the second temperature becomes such a temperature that a leading end of a weld penetration part 81 produced due to melting of the vicinity of the fitting surface 80 is located within thickness of the fuel passage member 30.
Patent JP-2011252806-A (JP)
Title: Position detecting sensor
Inventor: NAKAEGAWA TOMOHIDE
IPC: G01D5/245
Filed: 2010-06-02
Abstract: PROBLEM TO BE SOLVED: To provide a position detecting sensor in which wear amounts of multiple contact elements of a conduction piece can be equalized, production of the conduction piece is easy and a control of a bending amount of the contact element is easy.SOLUTION: The position detecting sensor includes: a conduction piece 22, in which first and second contact elements 25, 26 are integrally formed at one end 24 of a conduction plate 23 and a fixing section 28 is integrally formed at another end 27 thereof; and a sensor substrate 2, in which an output shaft of a motor is inserted into an opening 3 arranged at a center and conductive patterns 4, 5 are formed at rotating tracks of the contact elements 25, 26 on an outer peripheral side of the opening 3. And, the conduction piece 22 has base ends 29, 30 sides of the contact elements 25, 26 bended and top ends 33, 34 of the contact elements 25, 26 pressed against the conductive patterns 4, 5 of the sensor substrate 2, and is formed so that a length dimension from the top ends 33, 34 of the contact elements 25, 26 to the other end 27 of the conduction plate 23 gets longer as getting closer from the opening 3 side toward an outer peripheral section side.
Patent JP-2011259057-A (JP)
Title: Optical access system, optical network unit and optical line device
Inventor: KONNO SATOSHI
IPC: H04L12/44
Filed: 2010-06-07
Abstract: PROBLEM TO BE SOLVED: To reduce power consumption by improving sleep time efficiency of an optical network unit (ONU).SOLUTION: An optical access system comprises: an optical line device connected to another network; and an optical network unit connected to the optical line device and a plurality of user terminals. The optical network unit acquires buffer capacity of a buffer provided in the optical network unit, and link speed between the optical network unit and the user terminals. If there has been no communication frame transmitted from either the user terminals nor the optical line device for a described time period, the optical network unit determines sleep time based on the acquired buffer capacity and the acquired link speed, and stays in a sleep state during the determined sleep time.
Patent JP-2011259654-A (JP)
Title: Rotary electric machine
Inventor: SUEMATSU MASAHIRO
IPC: H02K3/50
Filed: 2010-06-11
Abstract: PROBLEM TO BE SOLVED: To provide a rotary electric machine capable of sufficiently reducing, particularly, stress easily getting into fracture of a weld zone out of stresses acting on the weld zone among a coil terminal and one end of a power line when coupling the one end of the power line with a terminal block.SOLUTION: A three-phase motor 10 comprises: a cylindrical stator 11 including a wound wire coil 14; a rotor 12; a coil terminal 15 drawn out from the wound wire coil 14; a power line 16 having a connection end 18, which is welded to the coil terminal 15, at its one end and a fastening part 17, which is coupled with a terminal block 40, at its other end; and a weld zone 19 formed by welding the coil terminal 15 and the connection end 18. When the power line 16 is coupled with the terminal block 40, the weld zone 19 is formed in a manner that shear stress acting on the weld zone 19 is smaller than tension stress or compression stress acting on the weld zone 19, for example, in a state that the coil terminals 15 and the connection ends 18 are arranged in a circumferential direction of the stator 11.
Patent JP-2010212258-A (JP)
Title: Method of manufacturing display device, and display device
Inventor: ARAI TOSHIAKI
IPC: G09F9/30
Filed: 2010-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a display device which can achieve good conduction characteristics between metal and an oxide conductor when a first electrode has a lamination structure of the metal and oxide conductor.  <P>SOLUTION: The lamination structure, which sequentially includes a first layer 13A formed of metal and a second layer 13B formed of metal of which oxide is conductive, is formed. Then, an oxide conductor film 13B1 is formed on at least a part of the second layer 13B in a thickness direction by surface oxidation treatment. The second layer 13B is formed by using a metal target to reduce particles. During the surface oxidation treatment, a part of the second layer 13B is covered with an insulating film 14 to leave an inoxidized metal film 13B2 beneath the insulating film 14. Even when an oxidized film is formed on a surface layer of the first layer 13A, layers from the first layer 13A to the oxide conductor film 13B1 are connected with a low contact resistance through the metal film 13B2.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2012007676-A (JP)
Title: Transmission for vehicle
Inventor: ITO ATSUSHI
IPC: F16H3/08
Filed: 2010-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a transmission for a vehicle in which relative movement in an axial direction and relative rotation of a thrust washer into which a shaft is inserted between two idling gears adjacent are restrained by a simple structure.SOLUTION: An annular groove Aoa of a V shape is formed on the outer circumferential surface of the shaft Ao between the two idling gears adjacent in the axial direction and splines are formed on the outer circumference of the shaft Ao. Splines are formed on the inner circumferential surface of the thrust washer Q and through-holes Qa which penetrate in the radial direction are each formed at multiple positions in the circumferential direction of the thrust washer Q. A ball R is press fitted and fixed into each through-hole Qa and the inner part in the radial direction of each ball R is engaged with the annular groove Aoa of the shaft Ao. Thereby, the relative movement in the axial direction of the thrust washer Q is restricted. In addition, the splines of the shaft Ao and those of the thrust washer Q are fitted to each other. Thereby, the relative rotation of the thrust washer Q is restricted.
Patent JP-2012008395-A (JP)
Title: Method for manufacturing liquid crystal display panel
Inventor: DANJO SHINJI
IPC: G02F1/13
Filed: 2010-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a liquid crystal display panel, which is capable of suppressing the occurrence of shavings, gas, etc., even when a sealant is stamped with an identification code.SOLUTION: The method for manufacturing a liquid crystal display panel includes a first step of preparing a first substrate and a second substrate stuck to each other with a liquid crystal therebetween in a state where a liquid crystal injection port is opened, a second step of providing the sealant for closing the liquid crystal injection port across the first substrate and the second substrate, a third step of pressing a prescribed area of a jig having a mark formed in the prescribed area, to the sealant to transfer the mark, and a fourth step of hardening the sealant.
Patent JP-2012010167-A (JP)
Title: Relay device and relay method
Inventor: MIYASHITA YUKIHIRO
IPC: H04L12/46
Filed: 2010-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a relay device and a relay method capable of efficiently executing a process other than relay process, and having various functions.SOLUTION: A relay processing part 43 interrupts movement of data to a transmitting message box 45 during second time when data received from a CAN bus 2a is moved from a receiving buffer 44 to the transmitting message box 45 within a first time and a movement count or a movement amount becomes a prescribed value or more. During an interruption of the movement, executing of applications 42,42,... is possible.
Patent JP-2012010532-A (JP)
Title: Power converter
Inventor: FUJIWARA KENJI
IPC: H02J3/38
Filed: 2010-06-28
Abstract: PROBLEM TO BE SOLVED: To improve a conversion efficiency of a power converter that interconnects to a power system by connecting a plurality of inverters in series so as to continue reliable driving of the power converter even if an input and output voltage significantly fluctuates.SOLUTION: A first inverter 3 and a second inverter 4 are connected in series on a subsequent stage of a DC/DC converter 11 that steps-up voltage of a solar cell 1. The first inverter 3 which is connected to the DC/DC converter 11 outputs a pulse voltage at a low frequency, and the second inverter 4 whose input is a relatively lower DC voltage is controlled with high frequency PWM control mode to make the sum of incoming and outgoing power to be zero within a cycle. If an instantaneous power failure of system voltage occurs, or the voltage of the solar cell 1 becomes more than or equal to a specified value, the control mode of the first inverter 3 is changed to the high frequency PWM control mode, and the control mode of the second inverter 4 is changed to a through-mode to make the output voltage to be zero.
Patent JP-2012007231-A (JP)
Title: Cu-Mg-P-BASED COPPER ALLOY BAR MATERIAL AND MANUFACTURING METHOD THEREFOR
Inventor: SAKURAI TAKESHI
IPC: C22F1/08
Filed: 2010-06-28
Abstract: PROBLEM TO BE SOLVED: To balance tensile strength, a spring deflection limit, and fatigue characteristics under completely reversed plane bending at high levels.SOLUTION: A copper alloy bar material includes a composition including, in mass%, 0.3-2% Mg, 0.001-0.1% P and the balance with Cu and unavoidable impurities. When orientations of all pixels in an area to be measured of the surface of the copper-alloy bar material are measured by an EBSD method using a scanning electron microscope provided with a backscatter electron diffraction image system with a step size of 0.5 μm, and a boundary having an orientation difference of 5° or more between adjacent pixels is defined as a crystal grain boundary, the area ratio of crystal grains having an average orientation difference of less than 4° between all the pixels in the crystal grains is 45-55% of the measured area, the area average GAM of crystal grains present in the measured area is 2.2-3.0°, the tensile strength is 641-708 N/mm, the spring deflection limit is 472-503 N/mm, and the fatigue limit under completely reversed plane bending in the number of repetitions of 1×10is 300-350 N/mm.
Patent JP-2012015139-A (JP)
Title: Vertical cavity surface emitting semiconductor laser, vertical cavity surface emitting semiconductor laser device, optical transmission device and information processing apparatus
Inventor: MATSUSHITA KAZUMASA
IPC: H01S5/187
Filed: 2010-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a vertical cavity surface emitting semiconductor laser which suppresses a phase difference in fundamental lateral mode oscillation.SOLUTION: The VCSEL 10 comprises a substrate 100, an n-type lower DBR 102 formed on the substrate 100, an activation region 104, a p-type upper DBR 106 formed on the activation region 104, a p-side electrode 110 formed on the upper DBR 106 and including a light exit aperture 110A, a light absorption layer 112 formed on the peripheral region of the light exit aperture 110A for absorbing light of an oscillation wavelength, and a phase adjustment layer 114 composed of a oscillation wavelength light-permeable material and formed on the central region of the light exit aperture 110A. The film thickness d1 of the phase adjustment layer 114 is defined by d1=(2a-1)λ/2n1 (a is an integer, λ is oscillation wavelength, n1 is refraction index) and a film thickness d2 of the light absorption layer 112 satisfies the condition (n2-1)×d2+(1-n1)×d1=λ×b (b is an integer, n2 is refraction index).
Patent JP-2012016072-A (JP)
Title: Reactive power compensation apparatus of power system with charging function for electric vehicle and charging device for electric vehicle with reactive power compensation function of power system
Inventor: OMORI TAKAHIRO
IPC: H02J3/18
Filed: 2010-06-29
Abstract: PROBLEM TO BE SOLVED: To secure an adequate installation place of a reactive power compensation apparatus of a power system in an residential area or the like, and an adequate number of charging devices for electric vehicles.SOLUTION: There is provided a reactive power compensation apparatus of a power system for suppressing voltage fluctuation in a power system, which further includes a charging device for an electric vehicle. Thus the apparatus has both a reactive power compensation function for suppressing voltage fluctuation in a power system and a charging function for an electric vehicle. In addition, there is provided a charging device for an electric vehicle which further includes a reactive power compensation function for suppressing voltage fluctuation in a power system. Thus the device has both a charging function for an electric vehicle and a reactive power compensation function for suppressing voltage fluctuation in a power system.
Patent JP-2012015738-A (JP)
Title: Communication terminal, communication method and communication program
Inventor: NISHIDA MAKOTO
IPC: H04M3/56
Filed: 2010-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a communication terminal, a communication method, and a communication program which can perform efficient full mesh connection among three or more points.SOLUTION: A communication terminal 3 creates a terminal designation list and transmits the terminal designation list to each communication terminal 4-6 based on order of reception of respective connection permission signals transmitted from the communication terminals 4-6. The terminal designation list designates a transmission destination terminal to which a connection request signal should be transmitted, and a transmission source terminal from which a signal to be received from another place should received. In a fourth step, the communication terminals 4-6 transmit or receive a connection request signal based on each terminal designation list transmitted from the communication terminal 3. Thus, unnecessary communication can be eliminated because a connection request signal does not overlap between terminals.
Patent JP-2012015793-A (JP)
Title: Wireless communication device and communication method
Inventor: YAMAGUCHI AKIRA
IPC: H04M1/00
Filed: 2010-06-30
Abstract: PROBLEM TO BE SOLVED: To utilize a limited battery of a terminal with efficiency, in a heterogeneous control in which a plurality of wireless modules are switched over or multiplexed.SOLUTION: A wireless communication device is applied to a heterogeneous wireless communication system that carries out wireless communication using a plurality of kinds of wireless communication systems simultaneously. The wireless communication device has: a plurality of wireless modules 1b-1 to 1b-N that carries out the wireless communication by wireless communication systems different from each other; a battery 4a that supplies an electric power; and a heterogeneous control module 3 that selects at least one wireless module among the respective wireless modules 1b-1 to 1b-N, based on an index using a predicted transmission speed of any of the wireless modules 1b-1 to 1b-N and a predicted power consumption amount of the battery 4a as variables. Wireless transmission is carried out with the selected wireless module.
Patent JP-2012014073-A (JP)
Title: Projection-type video display device
Inventor: OFUNA KENJI
IPC: G09G3/34
Filed: 2010-07-02
Abstract: PROBLEM TO BE SOLVED: To reduce a sense of discomfort given to a viewer when a shutter mechanism is operated in a projection video display device including a shutter mechanism.SOLUTION: A projection video display device includes: a light source part 24; a light modulation element 18; a projection lens 22; a shutter mechanism 30; a control part 100. The light modulation element 18 modulates light emitted from the light source part 24 based on an input video signal. The projection lens 22 projects the light modulated by the light modulation element 18. The shutter mechanism 30 is provided in a light path of the light emitted from the light source part 24 to enable blocking of the light from the light source part 24. The control part 100 adjusts a video signal to generate a visual effect in a video displayed by the light projected by the projection lens 22 while switching between a first mode blocking the light by the shutter mechanism 30 and a second mode transmitting the light in accordance with an operation command to the shutter mechanism 30.
Patent JP-2012014093-A (JP)
Title: Image forming device
Inventor: IINUMA KIYOSHI
IPC: G03G15/16
Filed: 2010-07-05
Abstract: PROBLEM TO BE SOLVED: To solve a problem in which, in an image forming device which forms a toner pattern for image adjusting aligned with an image pattern outside a transportation field of transferal materials in an imaging master scanning direction of a transferal transport member 10 carrying and transporting transferal materials P and conducts image correction and image control by reading the density of the toner pattern by a density sensing sensor S, it becomes difficult to conduct accurate image correction and image control because different effects are applied to transferal voltage set values according to the type of papers, and thus the transferal efficiency of the toner pattern to the transferal transport member is changed.SOLUTION: Image control is carried out by correcting a detection signal of a toner pattern read by density sensing means S by referring to a transferal efficiency table which is stored in storage means 20 of an image forming device beforehand, and in which a transferal efficiency characteristic of a toner image to a transferal transport member 10 from an image carrier 1 is stored.
Patent JP-2012018707-A (JP)
Title: Method for manufacturing substrate for vertical magnetic recording medium and substrate for vertical magnetic recording medium manufactured by the same method
Inventor: SAKAGUCHI SHOJI
IPC: G11B5/84
Filed: 2010-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for reducing the undulation of full wavelength components, and to provide a medium for improving the floating travel stability of a magnetic head by reducing the contact of the magnetic head.SOLUTION: The manufacturing method includes: a first polishing step of, while supplying first slurry liquid containing organic acid or inorganic acid and first polishing materials to the base layer of a substrate having a base layer consisting of Ni-P system alloy, polishing the substrate by using first porous materials containing polishing materials selected from a group consisting of alumina, titania, silica, and zirconia with density ranging from 0.1 to 25 wt%; and a second polishing step of polishing the surface of the base layer processed by the first polishing step with second porous materials while supplying second slurry liquid containing organic acid or inorganic acid and second polishing materials whose particle diameters are smaller than those of the first polishing materials.
Patent JP-2012016772-A (JP)
Title: Sealing member having flat sealing surface, and machining method of the same
Inventor: KOBAYASHI TOSHIHIKO
IPC: B23C5/10
Filed: 2010-07-07
Abstract: PROBLEM TO BE SOLVED: To improve reliability by securely sealing while reducing machining man-hours in machining a sealing member of which a counterpart material is a member having a sealing groove.SOLUTION: The sealing member 2 is sealed through an O-ring or a round rubber with the counterpart member which includes a groove for fitting and inserting the O-ring or the round rubber. A sealing surface 2b formed on a part opposite to the groove is formed by an end mill 6 of which an edge part is protruded to a tip end. During machining, only one side from a center shaft 11 of the end mill is abutted on the sealing surface and cut machining is carried out. In addition, during the machining, the end mill moves straight or curves in a cutting direction 12F while inclining by an angle α with respect to the sealing surface.
Patent JP-2011097820-A (JP)
Title: Secondary battery device and vehicle
Inventor: AKIBA TAKASHI
IPC: H02J7/02
Filed: 2010-07-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a secondary battery device which achieves low power consumption and a vehicle equipped with the secondary battery device.  <P>SOLUTION: A power supply management part 606 is equipped with: a timer TM for outputting an ON signal each time set by a control circuit CTR, an output signal from the timer TM, external signals IGN and CHG supplied from outside; an OR circuit C3 to which a switch control signal output from the control circuit CTR is supplied; and a switch circuit SWA for switching an output of a power source voltage from an external power source 70 according to an output signal from the OR circuit C3. The control circuit CTR turns on a switch control signal after confirming which of the output signal from the timer TM and the external signal IGN or CHG has turned on the switch circuit SWA when power is supplied from the power supply management part 606, and turns off the switch control signal when both of the output signal of the timer TM and the a signal IGN or CHG supplied from outside are turned off.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012020431-A (JP)
Title: Suspension holder
Inventor: KIKUCHI FUMITAKA
IPC: B42F1/02
Filed: 2010-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a suspension holder of various articles including sheets.SOLUTION: The suspension holder attachable on a vertical surface to suspend and hold the articles including sheets, includes a body 1 having a back surface, which is a plane, and a bottom surface directed downward and extending in a horizontal direction, and a supporting flat plate 9 arranged along the back surface so as to cover at least entirely on the back surface side of the body. The body includes a gap 3A for sheets opened on the bottom surface to enable insertion of the sheets, which is a space notched with a prescribed length in the horizontal direction and a prescribed width in a longitudunal direction at a part of the back surface, one or a plurality of ball chambers bored with a prescribed length in the longitudinal direction from a front surface wall of the gap for the sheets, in which at least its lower surface is an inclined surface lowered on a rear side, and balls 7 stored one by one in each ball chamber with a prescribed play in the horizontal direction freely rollably on the inclined surface in the longitudinal direction.