baber/WOPTO huggingface dataset:
Patent JP-2012178403-A (JP)
Title: Semiconductor device including p-type group-iii nitride semiconductor layer
Inventor: SUGIMOTO MASAHIRO
IPC: H01L29/812
Filed: 2011-02-25
Abstract: PROBLEM TO BE SOLVED: To solve the problem that, in the case where a through-hole is formed in a p-type group-III nitride semiconductor layer and the through-hole is filled with an n-type group-III nitride semiconductor, an impurity concentration of the n-type group-III nitride semiconductor with which the through-hole is filled becomes high, so that a current easily flows on a junction interface of the p-type group-III nitride semiconductor and the n-type group-III nitride semiconductor and voltage resistance is reduced easily.SOLUTION: The distribution of impurity concentrations is provided in a p-type group-III nitride semiconductor layer 8. Within a range 8b facing a through-hole 8c, the impurity concentration is made low and within a range 8a away from the through-hole 8c, the impurity concentration is made high. While a semiconductor device is off, a depletion layer is spread wide in the range 8b of low impurity concentration, and required voltage resistance can be secured.
Patent JP-2011246104-A (JP)
Title: Lifting-up seat
Inventor: MITSUGUCHI KATSUSHI
IPC: B60N2/16
Filed: 2011-02-28
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensively constituting lifting-up seat having an external slide mechanism, in the lifting-up seat for lifting a seat.SOLUTION: This lifting-up seat 1 includes a vehicle body-installing part 1F for fixing the seat 2 to a vehicle body floor, a longitudinal slide part 2F arranged in the vehicle body-installing part 1F, a rotary part 3F rotatably arranged from the longitudinal slide part 2F, a lifting part 4F for lifting the seat 2 between the rotary part 3F and a lowering position of a vehicle outdoor seat 2, and an external slide part 5F for moving the seat 2 to the vehicle side from the lifting part 4F. The external slide part 5F is provided with a slit 28 for moving the seat 2 to the vehicle side; and the lifting part 4F is provided with a slide mechanism 18 moving along the slit 28.
Patent JP-2012182205-A (JP)
Title: Bonding wire and method of manufacturing the same
Inventor: HASEGAWA TAKESHI
IPC: H01B13/00
Filed: 2011-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a bonding wire in which pure copper is covered with Pd, having stable junction strength, in response to the request for shorter distance between integrated circuits.SOLUTION: A bonding wire W of a wire diameter L of 50.8 μm or less is used for connecting an integrated circuit element electrode a and circuit board conductor wiring c by a ball binding method. A core material 1 contains P by 10 to 50 mass ppm, with a remaining portion consisting of copper and inevitable impurities. On the entire outer periphery of the core material 1, a cover layer 2 of Pd having thickness tof 0.04 to 0.09 μm is formed. Further, a carbon concentrated layer 3 having thickness tof 0.0001 to 0.0005 μm is formed on its surface. The ratio (HR=TS/TS×100) between tensile strength TSat a tensile test at a room temperature and the tensile strength TSat the tensile test at 250°C is set to be 50 to 70%. The carbon concentrated layer 3 is formed according to clean degree of lubricant at the time of wire extension.
Patent JP-2012179688-A (JP)
Title: Index display device, cutting process system, and index display program
Inventor: KAWAKAMI HAJIME
IPC: B26D7/27
Filed: 2011-03-02
Abstract: PROBLEM TO BE SOLVED: To easily and accurately determine whether a target article is appropriate in size.SOLUTION: The index display device includes an input device 30 for inputting longitudinal and lateral sizes indicating the outer edge of a rectangular sheet material S, image generation means 101 for generating image data of a prescribed reference shape indicating the outer edge of the rectangular sheet material S on the basis of the input longitudinal and lateral sizes, and a display device 20 for displaying the reference shape indicating the real size of the outer edge of the rectangular sheet material S as an index based on the generated image data.
Patent JP-2012183917-A (JP)
Title: Auxiliary handle for loop handle
Inventor: INABA SHIGEFUSA
IPC: B62D51/06
Filed: 2011-03-04
Abstract: PROBLEM TO BE SOLVED: To provide an auxiliary handle for a loop handle that enables a clutch lever of a walking-type tending machine provided with a loop handle to be operated without sandwiching the user's hand and causes the user to spontaneously be in a forward tilting posture when the user moves at the side of the tending machine to be able to stably operate the tending machine.SOLUTION: Right and left longitudinal handle portions 2 and 2 are provided in a projecting manner from both side portions of the machine body K of the agricultural walking-type tending machine toward its rear side. Meanwhile, both the end portions of transverse handle portions 3 are integrally connected to the respective rear ends of the longitudinal handles 2 and 2 to form a loop handle A. Then, a grip portion 5 projecting aside is provided in an extending manner in a length longer than the width of the user's gripping hand to the respective one-end portions of the transverse handle portions 3 of the loop handle A.
Patent JP-2012191747-A (JP)
Title: Electric vehicle
Inventor: NAKANO YOJI
IPC: B62K5/007
Filed: 2011-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a safe electric vehicle that can safely stop when malfunctions in an ON state of an open switch and the circuit of the electric vehicle that opens an electromagnetic brake of the motor in the non-braking state, wherein the electromagnetic brake might not carelessly become the opened state.SOLUTION: The electric vehicle is composed to open the electromagnetic brake B only when the open switch S is operated to turn on under the braking state of the electromagnetic brake B during stop of a machine body 1, and to control to retain the open state of the electromagnetic brake B during the on state of the open switch S.
Patent JP-2012187693-A (JP)
Title: Dressing material and dressing method
Inventor: KAJIYAMA KEIICHI
IPC: B24B53/12
Filed: 2011-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a dressing material capable of dressing a side surface of a cutting blade without defect in the cutting blade.SOLUTION: This dressing material for dressing a cutting blade cutting a workpiece includes: a base table on which a plurality of relief grooves for the cutting blade having a width wider than the thickness of the blade are formed; a dressing layer formed on the base table and comprising abrasive grains and a binder binding the abrasive grains. The thickness of the dressing layer is smaller than a cutting depth of the workpiece cut by the cutting blade. The total of the thickness of the dressing layer and the depth of the relief groove is larger than the cutting depth.
Patent JP-2012189190-A (JP)
Title: Sliding-type constant-velocity universal joint
Inventor: OBARA MIKA
IPC: F16J15/52
Filed: 2011-03-14
Abstract: PROBLEM TO BE SOLVED: To reduce the machining man-hour and the number of parts to reduce cost, to reduce the weight of an outer joint member, and to improve moldability and assemblability of a boot as well as retainability of an inner member.SOLUTION: The tripod type constant-velocity universal joint includes: an outer joint member 10 having facing roller guide surfaces 14 formed on inner walls of three track grooves 12; a tripod member 20 having three radially protruding foot shafts 22; and rollers 30 rotatably supported by the foot shafts 22, inserted in the track groove 12 of the outer joint member 10 so as to be rollable, and guided along the roller guide surface 14. The tripod type constant-velocity universal joint is formed by mounting a large-diameter end part 51 of the boot 50 for closing an opening 11 of the outer joint member 10 to an outer circumference of the opening 11. On the whole inner circumferential surface of the large-diameter end part 51 of the boot 50, a flange 54 is formed to protrude radially inward of the outer joint member 10 from the track groove 12.
Patent JP-2012194603-A (JP)
Title: Image processing device, image processing program, and image processing method
Inventor: TOYODA TAKESHI
IPC: G06T5/20
Filed: 2011-03-14
Abstract: PROBLEM TO BE SOLVED: To make edges of an image more clear.SOLUTION: An image processing device comprises an extraction unit and a correction unit. The extraction unit smooths an input image by using a filter which lightens weighting of pixels of which pixel values are considerably different from a target pixel, and extracts high frequency components from the smoothed image by using a high-pass filter to extract edge components. The correction unit corrects the input image based on the edge components extracted by the extraction unit.
Patent JP-2012197905-A (JP)
Title: Damping device
Inventor: TERAOKA TAKASHI
IPC: F16F9/34
Filed: 2011-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a damping device that does not lose a damping force reduction effect, even if a high-frequency vibration is continuously applied.SOLUTION: A problem solution means in this invention comprises the damping device D which has: a cylinder 1; a partitioning member 2 which is slidably inserted into the cylinder 1 and defines an elongation-side chamber R1 and a pressure-side chamber R2 in the cylinder 1; passages 3a, 3b which make the elongation-side chamber R1 and the pressure-side chamber R2 communicate with each other; a housing 14 which forms a pressure chamber 3; and a free piston 9 which is movably inserted into the housing 14 and defines an elongation-side pressure chamber 7 and a pressure-side pressure chamber 8 in the pressure chamber 3. In the damping device, there are arranged a displacement compensation chamber C which reduces an elongation-side pressure-receiving area for receiving the pressure of the elongation-side pressure chamber 7 more than a pressure-side pressure-receiving area for receiving the pressure of the pressure-side pressure chamber 8 at the free piston 9, and applies internal pressure to the free piston 9 so that the pressure-side pressure chamber 8 may be displaced in a compression direction, and a low-pressure preferential valve 11 which makes low-pressure sides of the elongation-side pressure chamber 7 and the pressure-side pressure chamber 8 communicate with the displacement compensation chamber C.
Patent JP-2012202312-A (JP)
Title: Pump, air conditioner, floor heater, water heater and method of fabricating pump
Inventor: ASO HIROKI
IPC: F04D29/24
Filed: 2011-03-25
Abstract: PROBLEM TO BE SOLVED: To provide a pump in which a sliding component assembled to a pump impeller is firmly retained, and positional deviation and idling of the sliding component is suppressed and the flatness of the sliding surface is secured to improve pump quality.SOLUTION: The pump includes a rotator which has a rotator part provided with an impeller attachment part for attaching an impeller to the other end and the impeller provided with blades, wherein the impeller is made by integrally molding a sliding component which comes into sliding contact with a sliding contact member arranged on an annular recessed part disposed near a suction port of a casing by thermoplastic resin, at the same time, a front shroud is formed by thermoplastic resin. The sliding component is formed by thermoplastic resin or ceramic, is provided with a sliding part corresponding to an annular protrusion part of the impeller and a flange part which forms a part of the front shroud and has a plurality of protrusions of a prescribed shape radially extended to the opposite surface of the sliding part and, upon the integral molding by thermoplastic resin, the protrusions are imbedded by the thermoplastic resin such that the sliding component is retained by the thermoplastic resin.
Patent JP-2012203278-A (JP)
Title: Imaging apparatus, lens device and camera system
Inventor: KOSAKA YUICHI
IPC: G03B13/36
Filed: 2011-03-28
Abstract: PROBLEM TO BE SOLVED: To provide an imaging apparatus capable of having a defocus amount suitably corrected when a plurality of colors exist in a focus detection range.SOLUTION: The imaging apparatus includes: focus detection means for calculating the defocus amount by carrying out focus detection according to a phase difference detection method; an imaging element for acquiring a plurality of light intensity distributions in a plurality of different wave length ranges in a focus detection range; correction means for correcting the defocus amount calculated by the focus detection means by comparing the plurality of light intensity distributions; and control means for controlling the position of a lens based on a corrected result by the correction means.
Patent JP-2012205446-A (JP)
Title: Rotor core, method for manufacturing the same, and motor
Inventor: ASANO YOSHINARI
IPC: H02K15/12
Filed: 2011-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a rotor core that prevents laser penetration portions from extending over adjacent thin sheets in a direction of a rotating axis even if there are sheet thickness errors and laser positioning errors as in conventional stator cores and that maintains electric insulation between the adjacent thin sheets in the direction of the rotating axis.SOLUTION: A rotor core 10 has thin sheets 12a, 12b, 12c, 12d, ... that are laminated in a direction of a rotating axis 11 and joined together in a circumferential direction. On an outer or inner edge thereof, each of the thin sheets has a set of laser welding portions 15 and 16 and non-welding portions 17 and 18 that allow laser to be defocused thereon. In the thin sheets adjacent in the direction of the rotating axis 11, the laser welding portions 15 and 16 and the non-welding portions 17 and 18 are alternated in the direction of the rotating axis 11.
Patent JP-2012074670-A (JP)
Title: Manufacturing method for printed board
Inventor: KAMIKAWA HIROSHI
IPC: C08F290/14
Filed: 2011-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for printed board, capable of achieving high quality, high productivity and high workability by coating a photosensitive composition with a roll coater without drying distortion (coating unevenness of coating layer from a microscopic viewpoint and warp of printed board from a macroscopic viewpoint) and without coating streaks (roll trace) and liquid sagging.SOLUTION: The manufacturing method for printed board includes a process of forming a coating layer by coating a printed board with coating liquid containing at least polyurethane resin, elastomer, polymerizable compound, photoinitiator, thermal crosslinking agent and filler, using a roll coaster.
Patent JP-2012206046-A (JP)
Title: Vertical roller mill
Inventor: YAMANE YOSHIYUKI
IPC: B02C15/04
Filed: 2011-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a vertical roller mill having improved classification efficiency of a classifier that improves the classification efficiency of a classifier and uniforms the classification performance from the top to the bottom of the classifier by equalizing the flow rate distribution of fine powder flowing into the classifier.SOLUTION: In the vertical roller mill 1 that includes a housing 3 defining a classification chamber 16, a grinding table 5 provided on the bottom of the classification chamber 16, a pressure roller 11 pressed to the grinding table 5 to grind a bulk material, and a classifier 36 located in the upper part of the classification chamber 16 and arranged so as to pass ground powder in a state of a flow mixed with air, the classifier 36 has a rotation part 35 rotating around a vertical axis, the rotation part 35 has a predetermined number of blades 44 extending vertically and arranged with a predetermined pitch in the circumferential direction, and rectifier rings 45 are provided at positions vertically dividing the blade 44 into plural parts.
Patent JP-2012207758-A (JP)
Title: Electric power unit with belt type transmission
Inventor: OGAWA SUMITAKA
IPC: H02K7/10
Filed: 2011-03-30
Abstract: PROBLEM TO BE SOLVED: To reduce the size of an electric power unit which is constituted by integrating a belt type continuously variable transmission and motor.SOLUTION: This electric power unit 10 is formed by integrating the motor 60 and belt type transmission 50. The power unit 10 includes an endless V-belt 51 which is stretched between the motor (60) and a driven side pulley 80, and incorporates two or more permanent magnets 68 arranged so that the polarities are alternated in the longitudinal direction. The motor 60 includes a stator holding plate 56 having belt sliding surfaces 58 which are opposed to each other and form the same opening angle α as the V-shaped angle of the V-belt 51, a movable member 57 arranged so that the distance to the stator holding plate 56 is variable, and a stator 61 provided on the back side of the belt sliding surfaces 58 of the stator holding plate 56. The stator 61 has a sectional cross section expanding from the inner part toward the outer part along the radius of the curvature of the V-belt 51 stretched to the motor 60.
Patent JP-2012206089-A (JP)
Title: Liquid droplet discharging device, and printing apparatus
Inventor: KOBAYASHI YOSHITAKE
IPC: B41J2/01
Filed: 2011-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a liquid droplet discharging device that can prevent the liquid discharging accuracy from decreasing even when the distance from a discharge head to a drive circuit is shortened.SOLUTION: The liquid droplet discharging device includes: a droplet discharge head 49 for discharging a droplet of liquid onto a base material 1 in response to a drive signal from a drive circuit 185; a moving body 45 configured to move together with the discharge head relatively to the base material while supporting the discharge head; a guide 44 extending in the relative movement direction, and for guiding the relative movement of the moving body; and a support part 186 for aligning the drive circuit 185 at a position on an extended line from the guide, and for supporting the drive circuit adjacent to the guide.
Patent JP-2011160464-A (JP)
Title: Data storage device and data storage method
Inventor: UMEZAKI YASUSHI
IPC: H04N5/907
Filed: 2011-03-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data storing device capable of eliminating the need of frequently exchanging a recording medium and preventing operation defects due to an installation environment, when adopting an operation form of storing a part from the time of recording till the prescribed time before among continuously generated data on the spot.  <P>SOLUTION: The data storage device comprising a flash memory and an SDRAM includes: a section definition part for defining a plurality of sections having mutually equal capacities on the storage area by equally dividing the entire storage area of a storage medium composed of the flash memory; a storage part for, every time data are input, adding time information to the data and writing them in the section wherein the oldest data are stored in the storage area; and a memory part for, every time the storage part writes the data to one of the sections, storing the time information written in the section and information indicating the location of the section inside the storage area in the SDRAM in correspondence.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012213080-A (JP)
Title: Communication device, communication method, and program
Inventor: OWADA KAZUTO
IPC: H04B1/59
Filed: 2011-03-31
Abstract: PROBLEM TO BE SOLVED: To realize a communication device, a communication method, and a program that can adequately detect a close coupling state between the antennas of an external device and a communication device performing non-contact communication.SOLUTION: A communication device comprises: a communication antenna for performing non-contact communication with an external device with the use of a carrier wave; a frequency generation unit for sequentially generating multiple frequencies having different amplitude as a frequency of the carrier wave of the communication antenna; and a control unit which measures a voltage value of the communication antenna at each frequency generated sequentially by the frequency generation unit, and if two poles have been detected in a virtual curve connecting each of the measured voltages, determines that the coupling state between the communication antenna and the antenna of the external device is a close coupling state.
Patent JP-2012215397-A (JP)
Title: Method and device for estimating fatigue characteristics based on finish
Inventor: NAKAMURA HIROSHI
IPC: G01N3/08
Filed: 2011-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for estimating fatigue strength based on a finish which can easily evaluate a fatigue life in a low cycle region of a machine component having any finish.SOLUTION: A modified goodman diagram for a reference material is generated. Meanwhile, the relational expression between fatigue strength and hardness is obtained and the relational expression between fatigue strength and roughness is also obtained. After the residual stress σ, hardness Hv and roughness Ra of a surface processing layer of a machine component are measured, a hardness coefficient α is obtained from the relational expression between fatigue strength and hardness using the hardness Hv, and a roughness coefficient β is also obtained from the relational expression between fatigue strength and roughness using the roughness Ra. Then, the residual stress σis inputted to the modified goodman diagram as well as average stress σacting on the machine component, and the fatigue strength Δεwhen the residual stress is acting is obtained. The fatigue strength of the machine component Δεis obtained by multiplying the obtained fatigue strength Δεwhen the residual stress is acting by the hardness coefficient α and the roughness coefficient β.
Patent JP-2012213435-A (JP)
Title: Endoscope insertion assistive device
Inventor: INOUE MASAYA
IPC: A61B1/00
Filed: 2011-03-31
Abstract: PROBLEM TO BE SOLVED: To improve operability in inserting an insertion part of an endoscope into a body cavity by using an insertion assistive device.SOLUTION: In the insertion assistive device 60, a side wall opening 68 of such a size that the insertion part 12 of the endoscope 10 can pass through is provided on a side wall of a tube body 64 into which the insertion section 12 is inserted. A guiding valve 82 is provided on the distal end side of the side wall opening 68 so that the insertion part 12 is guided by the guide valve 82 and is easily extruded from the side wall opening 68. The guiding valve 82 is swingably supported, and, when the insertion part 12 is extruded from a distal end opening 67 of the tube body 64, the guiding valve is approximately parallel to the axial direction of the insertion part 12 and therefore, the insertion part 12 can be inserted through the distal end opening 67 side as well.
Patent JP-2012217019-A (JP)
Title: Oscillation device and electronic apparatus
Inventor: ONISHI YASUHARU
IPC: H04R3/00
Filed: 2011-03-31
Abstract: PROBLEM TO BE SOLVED: To provide an oscillation device, using a piezoelectric element as an oscillation source, that produces a larger output while being prevented from increasing in size.SOLUTION: A first vibrator 10 overlaps with a second vibrator 20 in plan view, and has openings 26. The following equation (1) is satisfied, where: θ is a phase difference between a driving signal, as a reference, input to a second piezoelectric element 24 and a driving signal input to a first piezoelectric element 14; L is a distance between the first vibrator 10 and the second vibrator 20; λ is a wavelength, in the air, of a sound wave of an identical frequency to that of the driving signal; and n is a positive number or 0. L=(n+θ/(2π))×λ...(1)