baber/WOPTO huggingface dataset:
Patent JP-2012201545-A (JP)
Title: Method for producing phosphorus-based compound semiconductor
Inventor: NOSE YOSHITARO
IPC: C30B29/40
Filed: 2011-03-25
Abstract: PROBLEM TO BE SOLVED: To provide a method capable of producing a phosphorus-based compound semiconductor, by which the phosphorus-based compound semiconductor is efficiently produced using neither phosphine nor phosphorus oxychloride as a raw material of the phosphorus-based compound semiconductor and without pressurization to high pressure.SOLUTION: In the method for producing the phosphorus-based compound semiconductor, a mixture of tin and tetratin triphosphide is used as a raw material of the phosphorus-based compound semiconductor, the mixture is heated in an inert gas atmosphere, and the generated vapor of phosphorus is brought into contact with a surface of a metal which forms a semiconductor by the reaction with phosphorus.
Patent JP-2012202524-A (JP)
Title: Rolling bearing
Inventor: FUJIMORI DAISUKE
IPC: F16C33/66
Filed: 2011-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a rolling bearing that is incorporated in a fan coupling to control the rotation of a cooling fan for cooling a radiator of various type of automobiles, the rolling bearing being adapted to maintain a high lubrication performance over a long term even under conditions of high and low temperatures, while causing neither abnormal noise nor seizure due to a failure in lubrication.SOLUTION: In the rolling bearing, a pocket portion of a retainer forms a sphere surface of a radius R2, which is larger than a radius R1 of a ball, near the center where the pocket portion contacts the ball, and both ends are chamfered in a direction away from the ball farther than a virtual face that is an extension of the sphere surface of the radius R2. The apparent viscosity of grease at -30°C is 5 to 200 Pa s. The viscosity index of the base oil of the grease is 120 or more.
Patent JP-2012202967-A (JP)
Title: Sheet discrimination device, image reading system, and sheet cutting system and program
Inventor: YAMAGUCHI SHOJI
IPC: G03G21/00
Filed: 2011-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a sheet discrimination device for simply discriminating between a confidential sheet and a non-confidential sheet with high accuracy, an image reading system, and a sheet cutting system and program.SOLUTION: While AC current is caused to flow to an exciting coil 24 formed by being wound around along a guide passage 22B so as to include the guide passage 22b in an inner circumference side space on an upstream side of the guide passage 22b through which a sheet P inserted into an insertion port 22A is caused to pass, a change in a magnetic field by magnetization reversal of magnetic material M is detected when the sheet P with the magnetic material M provided is caused to pass through the guide passage 22b of the inner circumference side space, and it is detected that the sheet P is caused to pass through a predetermined area of a downstream side of the guide passage 22B from a characteristic belonging to the sheet P itself without depending upon the magnetic material M.
Patent JP-2011154710-A (JP)
Title: Retrieving data from information carrier
Inventor: FONTIJN WILHELMUS F J
IPC: G11B7/24
Filed: 2011-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To improve a method to handle non-compatibility between a device and a storage medium.  <P>SOLUTION: Content data include a format on a storage medium that is known to instruction data. The instruction data is included in an integrated circuit in the storage medium, and has a format on the storage medium known to a computer readable code designed so as to read out the content of the storage medium. The computer readable code is installed in a storage medium reading device. Instruction data are read from a prescribed position of the storage medium by the computer readable code. The content data are read from the storage medium with the computer readable code in cooperation with the instruction data.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012203405-A (JP)
Title: Toner for electrophotography, developer for electrophotography, and image forming method
Inventor: ISHIHARA YUKA
IPC: G03G9/08
Filed: 2011-03-28
Abstract: PROBLEM TO BE SOLVED: To provide toner for electrophotography that prevents cracks in fixed images or deterioration in image glossiness even under exposure of ultraviolet radiation, and forms fixed images that can be stored for a long period of time.SOLUTION: Toner for electrophotography contains at least a binder resin, colorant, and a barium compound. The toner for electrophotography has the relaxation modulus G(t) in the relaxation time t (t=10×Dt; Dt represents heating time during fixation) obtained by dynamic viscoelasticity measurement of 2.0×10Pa or more and 3.0×10Pa or less; and the content ratio of the barium compound (Ba) relative to the total amount of constituent atoms of the toner measured by a fluorescence X-ray is 0.1% or more and 0.5% or less.
Patent JP-2012207755-A (JP)
Title: Positioner
Inventor: OKUDA KOJI
IPC: G05B19/05
Filed: 2011-03-30
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive voltage-input type positioner that establishes communication by simply modifying a conventional current-input type positioner.SOLUTION: A voltage-current converting circuit 1-5 is provided in a stage prior to a communication circuit 1-2. The voltage-current converting circuit 1-5 has impedance characteristics where the impedance Z becomes extremely low for a communication signal (alternating current electric signal) and the impedance Zsig becomes high for a DC signal (direct-current electric signal). An AC voltage signal Vf from a communication device 3B is converted into an electric current by the impedance Z (Zf>>Z) in the voltage-current converting circuit 1-5, and transmitted to the current-input type communication circuit 1-2.
Patent JP-2012209870-A (JP)
Title: Imaging apparatus, control method of the same and program
Inventor: EHATA HIRONARI
IPC: G03B17/18
Filed: 2011-03-30
Abstract: PROBLEM TO BE SOLVED: To provide an imaging apparatus which generates a drive frequency with high resolution and can efficiently drive a piezoelectric element without increasing a circuit scale.SOLUTION: The imaging apparatus vibrating an optical element covering a light receiving face of an imaging element with the piezoelectric element includes: an image processing unit performing various processing on image data obtained from the imaging element; and a clock generating section supplying a clock to drive means for vibrating the piezoelectric element and the image processing unit. The apparatus discriminates an execution state of the processing which the image processing unit executes and switches a supply destination of the clock of the clock generating section in accordance with the execution state of the processing.
Patent JP-2012209006-A (JP)
Title: Housing member, motor unit, disk drive and method for manufacturing housing member
Inventor: INOUE KIYOBUMI
IPC: G11B33/12
Filed: 2011-03-30
Abstract: PROBLEM TO BE SOLVED: To improve the form accuracy of a part formed by cutting in a housing member.SOLUTION: A housing member 16 includes a rectangular bottom 161 and a side wall 162, the bottom and the side wall are molded as a single connected member by die casting, the side wall includes a partial cylindrical side face 164 being a partial cylindrical face provided inside the side wall by cutting work and covered with a coating agent to face the outer periphery of a disk, a first outside face 181 being one of outside faces includes two first cutting reference regions 192 provided by cutting work and covered with a coating agent, a second outside face 182 perpendicular to the first outside face includes a second cutting reference region 194 provided by cutting work and covered with a coating agent, and the bottom includes a bearing fixing part 163 provided at the center of the partial cylindrical side face by cutting work to fix a bearing mechanism of a motor for rotating the disk.
Patent JP-2012210645-A (JP)
Title: Foil-shaped brazing filler metal
Inventor: NAKANE YUGO
IPC: B23K35/14
Filed: 2011-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a brazing filler metal which is low in melting point and suitable for vacuum-brazing an aluminum-based metal, has a foil shape, and is excellent in flexibility.SOLUTION: The brazing filler metal is composed of, by mass, 10.0 to 24.5% of Cu, 4.0 to 10.0% of Si, and 0.3 to 2.5% of Mg, and its remaining part is composed of Al and inevitable impurities. The brazing filler metal uses a rapid-cooling coagulation foil body having a chemical composition in a range (including a boundary ) in which contents of Cu and Si are surrounded by a linear line which connects A-B-C-D-E-F-A in Fig.1, and the average thickness of the brazing filler metal is 15 to 100 μm.
Patent JP-2012212086-A (JP)
Title: Cartridge
Inventor: MUSHIGA MOTOAKI
IPC: G03G21/18
Filed: 2011-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a cartridge capable of reducing wear of a protrusion to be detected.SOLUTION: A developing cartridge 7 is provided with a reset gear 50 that rotates by receiving rotational driving force output from an input gear 45. A protrusion to be detected 81 is disposed at a position separated from a rotational center in the reset gear 50. The protrusion to be detected 81 is displaceable between a standing posture in which the protrusion to be detected 81 stands with respect to the reset gear 50 and a lying down posture in which the protrusion to be detected 81 lies down with respect to the reset gear 50.
Patent JP-2012216912-A (JP)
Title: Distortion signal generation device, distortion compensation device and high frequency amplification device
Inventor: MIWA MASAHIRO
IPC: H03F1/32
Filed: 2011-03-31
Abstract: PROBLEM TO BE SOLVED: To stabilize a gain characteristic of a high frequency amplifier.SOLUTION: A distortion signal generation device includes: a divider 5 for outputting at least two divisions of an input original signal to be amplified in the high frequency power amplifier; a distortion generator 9 having a distortion characteristic corresponding to the high frequency power amplifier to output one input original signal output from the divider as adding a distortion signal as an intermodulation distortion component; a detector 17 for detecting the power of the input or output of the distortion generator; a voltage-controlled phase shifter 15 for adjusting the phase of the other original signal output from the divider in accordance with the power detected by the detector to cancel a phase shift generated in the distortion generator in accordance with the power; and a combiner 7 for combining the original signal with the distortion signal added in the distortion generator and the original signal with the phase adjusted in the phase adjuster such that the original signals cancel each other to output the distortion signal selectively.
Patent JP-2012151083-A (JP)
Title: Positive electrode active material for nonaqueous electrolyte secondary battery, lithium-transition metal composite oxide, method for manufacturing positive electrode active material for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery
Inventor: ENDO DAISUKE
IPC: H01M4/525
Filed: 2011-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a positive electrode active material to obtain a nonaqueous electrolyte secondary battery having large discharge capacity, excellent initial charge-discharge efficiency and excellent high-rate discharge characteristics, a method for manufacturing the same, and a new lithium-transition metal composite oxide for the positive electrode active material.SOLUTION: A positive electrode active material for a nonaqueous electrolyte secondary battery contains a lithium-transition metal composite oxide, and the lithium-transition metal composite oxide is composed of Li and transition metal elements containing Co, Ni, and Mn, and represented by the formula: LiCoNiMnO, where a+x+y+z=2. The molar ratio Li/Me (a/(x+y+z)) of Li to the total transition metal element Me is in the range of 1.25 to 1.40, the molar ratio Co/Me (x/(x+y+z)) is in the range of 0.020 to 0.230, the molar ratio Mn/Me (z/(x+y+z)) is in the range of 0.625 to 0.719, the BET specific surface area is 0.88 m/g or greater, and the tap density is 1.25 g/cc or greater. A method for manufacturing the positive electrode active material for a nonaqueous electrolyte secondary battery comprises the steps of manufacturing a precursor by coprecipitating a compound containing Co, Ni, and Mn in a solution, and burning the precursor and a lithium compound after mixing them. The pH is in the range of 8.5 to 9.4 in the precursor manufacturing step, and the burning temperature is in the range of 800 to 940°C.
Patent JP-2011218550-A (JP)
Title: Bevel adjustment device for circular saw
Inventor: ERNEST FISHER
IPC: B23D45/16
Filed: 2011-04-01
Abstract: PROBLEM TO BE SOLVED: To provide a mechanism that adjusts a bevel angle of a saw blade.SOLUTION: A circular saw includes: a base plate; a saw blade assembly pivotally mounted to the base plate; and a bevel adjustment assembly operable to adjust the bevel angle of the saw blade assembly by rotation of an axle supported on the base plate. A release mechanism includes two torsion springs each having: a coil portion wound around the axle; an anchor leg held in a substantially fixed position relative to the axle; and a release leg arranged to move relative to the axle. A manually operable release element is configured to substantially simultaneously move the release leg of each of the torsion springs in a direction to unwind the coil portion of each spring from about the axle.
Patent JP-2012216451-A (JP)
Title: Electromagnetic operation device for switching device, and driving circuit for the same
Inventor: TOYA MASAHIRO
IPC: H01H33/59
Filed: 2011-04-01
Abstract: PROBLEM TO BE SOLVED: To hold an attraction state after closure of a switch such as an electromagnetic contactor and the like with certainty.SOLUTION: An electromagnetic operation device comprises: an iron core 18; an input coil CC wound around the iron core and generating a magnetic flux when energized; a holding coil HC wound around the iron core and generating a magnetic flux when energized; a yoke 20 surrounding the input coil and the holding coil; a rotation shaft 11 driving a movable contact point of a switch at rotation; and a magnetic movable element 12 whose one end is attached to the rotation shaft and whose free end forms a passage of the magnetic flux by the iron core and the yoke. The movable element is attracted to an end surface of the yoke by energizing the input coil, and the rotation shaft rotates. The movable contact point contacts with a fixed contact point of the switch. This contact state is held by energizing the input coil and holding coil.
Patent JP-2012215743-A (JP)
Title: Electro-optic device and electronic apparatus
Inventor: YOSHII SAKAHITO
IPC: G09F9/30
Filed: 2011-04-01
Abstract: PROBLEM TO BE SOLVED: To provide an electro-optic device and an electronic apparatus with high cost performance.SOLUTION: An electro-optic device includes a Nch transistor 82, a VSS power supply wiring 75 connected to an external connection terminal 23(23b), and a first relay wiring 85b provided on a wiring layer different from the wiring layer where the VSS power supply wiring 75 is provided, in which a source 88d of the Nch transistor 82 is connected to the VSS power supply wiring 75 through the first relay wiring 85b.
Patent JP-2012214662-A (JP)
Title: Modified conjugated diene polymer, rubber composition, and tire
Inventor: TAMATE RYOTA
IPC: B60C1/00
Filed: 2011-04-01
Abstract: PROBLEM TO BE SOLVED: To provide a modified conjugated diene polymer that has a particular effect for the reduction of hysteresis loss and is excellent in low heat-generating properties and abrasion resistance, wherein a filler material reaction and a polymer main chain-crosslinking reaction can be made simultaneously by introducing a group that reacts with a polymer component and a group that has affinity for a filling material, into different places in the modified conjugated diene polymer; a rubber composition that contains the modified conjugated diene polymer; and a tire obtained by using the rubber composition and excellent in low heat-generating properties, abrasion resistance, and ride quality.SOLUTION: The modified conjugated diene polymer has as modifying groups, the group that reacts with the polymer component and the group that has the affinity for the filling material, wherein the group that has the affinity for the filling material has both nitrogen and silicon atoms.
Patent JP-2012222838-A (JP)
Title: Inner member for grommet
Inventor: KOBAYASHI TAKEMASA
IPC: B60R16/02
Filed: 2011-04-04
Abstract: PROBLEM TO BE SOLVED: To provide an inner member for a grommet in which increase in the size is avoided while holding force with respect to a panel is ensured.SOLUTION: An inner member 10 includes: a cylindrical portion 20 inserted and held to a mounting hole 101 of a panel 100 and having an insertion hole 23 through which a wire harness 200 can be inserted; and a lock arm 60 which can oscillate in a seesaw manner using a base end portion 61 continuing to an outer peripheral face of the cylindrical portion 20 as a fulcrum and elastically locks an opening edge of the mounting hole 101 of the panel 100 to restrict coming-off of the cylindrical portion 20 from the panel 100. The base end portions 61 of the lock arm 60 take a fixed-fixed beam shape in which both ends of the base end portions 61 in the peripheral direction orthogonal to an insertion direction to the mounting hole 101 with respect to the outer peripheral face of the cylindrical portion 20 are supported.
Patent JP-2012221611-A (JP)
Title: Vehicle side connector
Inventor: OSAWA KIYOSHI
IPC: H01R13/52
Filed: 2011-04-05
Abstract: PROBLEM TO BE SOLVED: To reduce manufacturing costs by loosely actuating a lid without using an expensive oil damper.SOLUTION: A vehicle side connector 10, with which a charging connector is fitted when charging a battery of a vehicle, comprises a connector housing 20, with which the charging connector is fitted from front; a lid 40 provided on the connector housing 20 and rotatable between a closing position for covering a front end of the connector housing 20 and an opening position for exposing a tip face of the connector housing 20; a torsion coil spring 45 energizing the lid 40 from the closing position to the opening position; and a leaf spring 50 sliding on an outer face of a bearing part 42 when the lid 40 is displaced from the closing position to the opening position by pressurizing the outer face of the bearing part 42 provided on the lid 40.
Patent JP-2011182426-A (JP)
Title: Method and apparatus for controlling transmissions of communication system
Inventor: WALTON JAY R
IPC: H04J13/00
Filed: 2011-04-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for transmitting data to a plurality of receivers in a communication system.  <P>SOLUTION: The method includes: updating a parameter of a first set used for schedule of data transmission; deciding the priority of the data transmission; allocating data transmission to respective usable channel based in part on at least the priority of the data transmission; updating a parameter of a second set used for transmission of the data transmission; and transmitting the data to a plurality of receivers at a channel allocated by using a second set of the updated parameter. The parameter of first set is a channel occupation possibility, a load possibility, a carrier to interference plus noise (C/I) of the receiver or back-off-factors, or a combination of the above. Deciding the priority includes an operation of calculating the amount of channel of channel usable by each receiver by using the updated parameter of the first set.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011149028-A (JP)
Title: Ink composition, ink set, inkjet recording method, and recorded matter
Inventor: KOYANAGI TAKASHI
IPC: C09D11/00
Filed: 2011-04-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ink composition formable of recorded matter with metallic luster, excellent in recording stability, and excellent in media (recording medium) correspondence and fixability.  <P>SOLUTION: The ink composition contains at least a pigment, an organic solvent, and a fixing resin, wherein the pigment consists of metal foil flakes having the average thickness of 30 to 100 nm, the 50% volume-average particle size of 1.0 to 4.0 μm, and the maximum particle diameter in a particle size distribution of 12 μm or below.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012202985-A (JP)
Title: Radioactive gas purifier
Inventor: WATANABE YASUTAKA
IPC: G21F9/02
Filed: 2011-03-23
Abstract: PROBLEM TO BE SOLVED: To solve the problem that a device for performing purification inside each room has not been developed for occasions where a nuclear facility itself is destroyed by an earthquake, tsunami or the like, thereby to discharge a small amount of radioactive gas containing iodine from the nuclear facility and to contaminate adjacent houses, offices, factory plants and the like in the circumferences.SOLUTION: A small amount of radioactive gas and particles containing iodine coming into a room are purified by a radioactive gas purifier, where a prefilter, an adsorption panel, a blower, and a mid-to-high-performance or HEPA filter are incorporated inside a box shape body having an air suction port and an air blow-out port, and returned to the room. The processing is repeated thereby to exchange air inside the room into purified air.
Patent JP-2012219179-A (JP)
Title: Method for manufacturing prepreg
Inventor: AOKI NORICHIKA
IPC: C08J5/24
Filed: 2011-04-08
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a prepreg by which a wrinkle is hardly generated in fiber fabric and impregnation concentration of resin is uniform when the prepreg is manufactured and a fiber reinforced molded article can be efficiently manufactured.SOLUTION: A fiber fabric 11A is continuously supplied in the length direction to be impregnated with a resin, a foam 21A from which a cell film is removed is continuously supplied to a lower surface of a fiber fabric 11B impregnated with the resin to dispose the form on the lower surface of the fiber fabric 11B impregnated with the resin, a laminate 10B made of the foam 21A from which the cell film is removed and the fiber fabric 11B impregnated with the resin is dried by a dryer 81, and the laminate 10B after dried is cut in a prescribed dimension by a cutting machine 91 to manufacture the prepreg in which the foam from which the cell film is removed is laminated on the fiber fabric impregnated with the resin.
Patent JP-2011181503-A (JP)
Title: Method and apparatus for time-of-flight mass spectrometry
Inventor: SATO TAKAHISA
IPC: H01J49/40
Filed: 2011-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a time-of-flight mass spectrometry apparatus in which perpendicular direction convergence of ions is improved, and connection with an orthogonally accelerating ion source is made possible for improving sensitivity.  <P>SOLUTION: The time-of-flight mass spectrometry apparatus includes: an ion source 10 to emit a plurality of ions in pulse; an analyzer to achieve the spiral orbit; and a detector 15 to detect the ions. For achieving the spiral orbit, the analyzer is constituted of a plurality of laminated toroidal electric fields.  <P>COPYRIGHT: (C)2011,JPO&INPIT