baber/WOPTO huggingface dataset:
Patent JP-2007006609-A (JP)
Title: Power conversion apparatus
Inventor: TAKEDA JUNJI
IPC: B66B1/30
Filed: 2005-06-23
Abstract: <P>PROBLEM TO BE SOLVED: To drive a motor by converting a cycloconverter into a constitution equivalent to a three-phase full-bridge inverter when power failure or breakdown of a semiconductor switch occurs.  <P>SOLUTION: This power converter, using a PWM cycloconverter, includes: a DC power supply section 11 for supplying a DC voltage to a DC power input phase line which is a voluntary two-phase output line of a three-phase AC power supply 1 at the time of power failure; a controller 8 for power failure for generating a PWM gate signal from a deviation between an output current on the inlet side of the motor 3 and a current reference value to output the PWM gate signal and a normal ignition signal; and a bidirectional switch gate driver 10 for always controlling the ignition of a unidirectional semiconductor switch and PWM gate-controlling another unidirectional semiconductor switch of all bidirectional semiconductor switches 21 to 32 connected to the DC power input phase line, adopting a circuit configuration equivalent to the three-phase full-bridge inverter from the PWM cycloconverter to drive the motor.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007002915-A (JP)
Title: Motor driven parking brake driving device
Inventor: KAZUNO KEISUKE
IPC: F16D65/18
Filed: 2005-06-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a motor driven parking brake driving device which is compact and can inexpensively be designed while surely retaining the effectiveness of the parking brake and capable of sufficiently extending the life span of a ball screw mechanism.  <P>SOLUTION: A rotary drive force of an electric-powered motor 1 is transmitted to a nut 3 of a ball screw mechanism 2 for converting to a linear drive force of a screw axis 4 and so that a return linear movement of a brake power transfer member 10 which transmits the brake power is locked on a connecting part with the brake power transfer member 10 connected to the screw axis 4, a direct acting one way clutch which engages a ball 14 to a sloping cam surface 16 is provided, by which the return linear movement of the brake power transfer member 10 of an amount of play of the ball screw mechanism 2 is prevented and at the same time, caution is paid so that a load of the brake operating part is not reversely transmitted to the ball screw mechanism 2 and the effectiveness of the parking brake is surely maintained and the life span of the ball screw mechanism 2 is so designed as to be lengthened.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006032941-A (JP)
Title: Heat dissipation device
Inventor: SHO MEITOKU
IPC: F28D15/02
Filed: 2005-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat dissipation device which can reduce the wastage of the material by using an improved support member to save the expenditure of the cost.  <P>SOLUTION: The heat dissipation device includes a base and a support member having an opening hole and at least a protrusion positioned at the peripheral edge of the opening hole. The support member is fixed to a predetermined position of the base by sticking the support member to the base.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2007010782-A (JP)
Title: Photomask evaluation system, photomask evaluation method, and method for manufacturing semiconductor device
Inventor: ARISAWA YUKIYASU
IPC: G03F1/84
Filed: 2005-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photomask evaluation system that can accurately evaluate the quality of photomask and improve the yield of the photomask.  <P>SOLUTION: The system includes a drawing device 4 for drawing a plurality of chip patterns on a mask substrate; a line width measuring device 16 for measuring the mask characteristics of each of the plurality of chip patterns; a phase difference measuring device 36; a transmittance measuring device 56; a tolerance calculating part 309 for calculating the tolerance of exposure energy in each of the chip patterns, on the basis of the mask characteristics; and an evaluation part 310 for evaluating the quality of each chip pattern, based on the margin of exposure amount.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007011518-A (JP)
Title: Invader-monitoring method and device
Inventor: NAKAO TAKASHI
IPC: G08B13/196
Filed: 2005-06-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an invader-monitoring method which prevents misreporting caused by a small animal and detects an invader using simple processings, and provide a device therefor.  <P>SOLUTION: A stereocamera 1 comprising two units of cameras 1a and 1b image an intruder entering a monitoring-object area. Binary image generation parts 6a and 6b binarizes the right and left intruder images, acquired from the right and left images which are imaged by the stereocamera 1. A superposed image extraction part 7 overlaps the screen center of the binarized left screen on the center of the binarized right screen and extracts an invader-superposed image, in which the right intruder image is superposed on the left intruder image. An intruder determination part 8 determines an intruder, based on the size of the intruder-superposed image.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007009558-A (JP)
Title: Ground/construction subsidence quantity predictive method and program
Inventor: HOTTA HIROYUKI
IPC: G01V1/30
Filed: 2005-06-30
Abstract: <P>PROBLEM TO BE SOLVED: To predict the subsidence quantity of the ground and a construction after liquefaction caused by an earthquake, for the ground on which the construction exists.  <P>SOLUTION: A ground/structure subsidence quantity predictive system 100 generates an analysis model based on input data inputted in advance which includes ground data, structure data, and earthquake ground motion data, and calculates the distortion of the ground caused by an earthquake based on the input data. The system 100 further calculates the distortion of ground occurring subsequent to liquefaction based on the calculated distortion caused by the earthquake, and sets equivalent ground constants after the liquefaction based on the calculated distortion of the ground occurring subsequent to the liquefaction, and then calculates the post-liquefaction subsidence quantity of the ground and building based on the set equivalent ground constants, the generated analysis model, and the input data by a prescribed calculating method.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007013775-A (JP)
Title: INTEGRATOR AND DeltaSigma MODULATOR HAVING THE SAME
Inventor: OKUDA TAKASHI
IPC: H03M3/02
Filed: 2005-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an integrator capable of raising precision while reducing delay and a ΔΣ modulator having the same.  <P>SOLUTION: A signal A is input in an adder 1. A signal B is output from a delay element 4 through a point P. Feedback connection of an output part of the delay element 4 is performed to an input part of an adder 2 through points P, Q. In addition, the output part of the delay element 4 is connected to an input part of a delay element 5 through points P, Q, R. An output part of the delay element 5 is connected to an input part of an adder 3. Feedback connection of an output part of the adder 3 is performed to an input part of the adder 1. In addition, feedback connection of the output part of the delay element 4 is performed to the input part 3 of the adder 3 through the points P, Q, R.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007007719-A (JP)
Title: Method for continuously casting steel
Inventor: OKADA NOBUHIRO
IPC: B22D11/115
Filed: 2005-07-04
Abstract: <P>PROBLEM TO BE SOLVED: To secure the sufficient performances in an electromagnetic brake and an electromagnetic stirring, related to a method for continuously casting steel while controlling the flowing of molten steel in a mold by using an electromagnetic coil unit useable for the electromagnetic brake together with the electromagnetic stirring, for example, when a slab is continuously cast.  <P>SOLUTION: This continuous casting method is the one, with which the electromagnetic brake or the electromagnetic stirring is selectively acted to the molten steel 2 by making to flow a direct current or multi-phase alternating current having ≥3 phases to coils arranged at the outer circumference of the long wall sides 3b. The coils are arranged to the same pieces on each long wall side and (2n+2) (n is natural number) in the total in the mold. Each coil set has two pieces of coils wound on the outer circumferential part in the respective magnetic pole iron core and one piece of coil wound on the outer circumferential part with two pieces of magnetic pole iron cores together. At the electromagnetic stirring time, in the adjacent coils at each long wall side, the multi-phase alternating current having 90° to 120° current phase difference is made to flow. Further, at the electromagnetic braking time, the direct current is made to flow to the one piece of coil wound on the outer circumferential part to each coil set with two pieces of magnetic pole iron cores together, or the direct current is made to flow three pieces of coils.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007016651-A (JP)
Title: Device for controlling oil temperature
Inventor: OMURA MITSURU
IPC: F01P11/08
Filed: 2005-07-06
Abstract: <P>PROBLEM TO BE SOLVED: To make a heat exchanger for ATF function as an oil warmer and an oil cooler without complicating a circuit structure.  <P>SOLUTION: This device is provided with circulation circuits 3, 8, 14 of cooling water leading cooling water fed from an engine 1 to a radiator 10 including a heat exchanging part 13 and returning cooling water after passing the heat exchange part 13, a bypass circuit 9 branching off the circulating circuit 3 in an upstream of the heat exchanging part 13 and joining with the circulating circuit 14 in a downstream of the heat exchanging part 13, a flow rate change over means changing over flow rate of flow passing through the heat exchanging part 13 via the circulating circuit 8 and flow bypassing the heat exchanging part 13 via a bypass circuit 9 according to temperature of cooling water, and a heat exchanger 20 for oil provided in the circulating circuit 12 in a downstream of a confluence of the bypass circuit 9 and heating or cooling lubricating oil by heat exchange with cooling water.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007017634-A (JP)
Title: Stereoscopic image display device and stereoscopic image display method
Inventor: HORIKOSHI TSUTOMU
IPC: G02B27/22
Filed: 2005-07-06
Abstract: <P>PROBLEM TO BE SOLVED: To realize a smooth motion parallax near the center of a two-dimensional image display device without having to increase the size of a composite image to be displayed, and also to realize a smooth motion parallax in the other parts of the two-dimensional image display device.  <P>SOLUTION: A stereoscopic image display device 1 includes a directional image accumulation section 11 accumulating directional images of a display target observed from a plurality of view points; a composite image forming section 12 that forms a composite image, based on the plurality of directional images; a composite image display section 13 that displays the composite image; and a directionality determining section 14, with which the directional images composing the composite image displayed on the composite image display section 12 are projected in the directions of the view points, from which the directional images are observed. Control is exerted so that the densities of the directional images projected in the vicinity of the center of the composite image display section 12 are higher than the densities of the directional images projected to the other parts of the composite image display section 12.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007018244-A (JP)
Title: Terminal device, display method, and program
Inventor: YAMANAKA TAKATSUGU
IPC: G06Q50/12
Filed: 2005-07-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a terminal device which can shorten the period after an article has been ordered, until cooking is started in the order system of an eatery.  <P>SOLUTION: An information storage section 5 associates the set identification information which specifies set articles, with the identification information which specifies predetermined articles contained in the set identification information and store them. When an input section 2 receives the set identification information, a control section 3 acquires identification information, associated with the set identification information received by an input part 2, from the information storage section 5, and displays the acquired identification information on a kitchen display. When the input section 2 receives selection identification information which specifies selectable articles, the control section 3 displays the selection identification information that has been received by the input section 2.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007017353-A (JP)
Title: Magnetic encoder
Inventor: ARIGA EIKICHI
IPC: G01D5/245
Filed: 2005-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a constitution capable of improving detection accuracy of a magnetic encoder of a rotating magnetic field detection type.  <P>SOLUTION: In this magnetic encoder 1, three rows of tracks 21 having respectively N-poles and S-poles aligned alternately along the moving direction are formed on a permanent magnet 20 as a magnetic scale. In the permanent magnet 20, a rotating magnetic field whose direction of the in-plane direction is changed is formed on the edge part 211 in the width direction of the tracks 21A, 21B, 21C, and the sensor face 16 of a magnetometric sensor 15 is faced oppositely to a boundary part 212 of the tracks 21A, 21B, 21C.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007016000-A (JP)
Title: Thioctic acid-containing composition
Inventor: YOSHIDA ATSUSHI
IPC: A61K47/10
Filed: 2005-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thioctic acid-containing composition capable of simply solubilizing thioctic acid in water or a hydrophilic material, without causing precipitation, nor separation, of the thioctic acid, even when stored for a long period, and having high stability.  <P>SOLUTION: This thioctic acid-containing composition comprises the thioctic acid and an emulsifying agent having a HLB of ≥9.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007018975-A (JP)
Title: Electrode material used for high frequency dielectric heating
Inventor: TAJIMA HIROAKI
IPC: B29C35/12
Filed: 2005-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrode material for high frequency dielectric heating having excellent heat conductivity and spreading property without being corroded by sulphur or a sulphur compound.  <P>SOLUTION: The electrode material 60 is formed of copper or a copper alloy. The electrode material 60 is for applying high frequency voltage to a heated material to carry out high frequency dielectric heating. The heated material includes sulphur and a sulphur-contained compound as a curing agent, for instance. The electrode material 60 has a cylindrical electrode part 65 surrounding the outer peripheral surface of the approximately cylindrical heated material. The electrode part 65 has a plurality of axially extending slits 75. Each thin plate part 76 of the electrode part 65 divided by the slits has thin thickness and flexibility. Each thin plate part 76 is brought into close contact along the outer peripheral surface of the heated material while bending in the pressed direction when pressed in the radial direction. The inner peripheral surface of the electrode part 65 brought into close contact with the heated material is coated with a shielding layer. The shielding layer is composed of metal or a compound having gas impermeability and low reaction to sulphur or the like.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007024323-A (JP)
Title: Boiler
Inventor: SHIMODAIRA WAKAKO
IPC: F23C99/00
Filed: 2005-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a boiler capable of lowering concentrations of not only CO as main unburned components in an exhaust gas but also a small amount of VOC.  <P>SOLUTION: Burner 2 of one or more stages having an air ratio of less than 1, are mounted at lower portions of front and back opposite wall surfaces of a furnace 1, and secondary combustion air supply openings 3 are formed on front and back walls at a wake flow side (upper portion of furnace 1). Projections 11 extending in the direction (approximately horizontal direction) intersecting with gas flow are formed on opposite side wall surfaces at both sides of the front and back walls of the furnace at a height same as or slightly lower than the secondary combustion air supply opening. The projections prevent the rising of gas flow including the unburned components of high concentration generated by the combustion of fuel in the burner 2 and the rising along the side wall, and direct the gas to the internal direction of the furnace 1, thus the unburned components are oxidized by contact with the flow of secondary combustion air, and the concentrations of both of VOC and Co can be reduced without eccentrically located to an outlet 4 of the furnace 1.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007021385-A (JP)
Title: Exhaust gas cleaning catalyst and its manufacturing method
Inventor: WAKAMATSU HIRONORI
IPC: B01D53/94
Filed: 2005-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust gas cleaning catalyst the catalytic activity of which can be kept high even after the catalyst is tested for endurance by suppressing the solid solution of a transition metal into a carrier and to provide a method for manufacturing the exhaust gas cleaning catalyst.  <P>SOLUTION: The exhaust gas cleaning catalyst is provided with: a composite particle 2 containing a noble metal and the transition metal; a solid solution formation restraining layer 3 which is arranged around the composite particle 2 and formed of at least one oxide selected from ZrO<SB>2</SB>, BAl<SB>2</SB>O<SB>4</SB>(wherein B is the transition metal) and CeO<SB>2</SB>; and the carrier 4 which is arranged around the solid solution formation restraining layer 3 and formed of an inorganic oxide.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007024246-A (JP)
Title: Friction transmission device
Inventor: YAMAMOTO TAKESHI
IPC: F16H13/14
Filed: 2005-07-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a friction transmission device formed in a simple structure, simplifying the processing and shape inspection, and in which the ratio of a pressing force to a transmission force can be more increased as the transmission force from one roller to the other is increased while preventing an excessive pressing force from occurring.  <P>SOLUTION: This friction transmission device comprises a cam face 51 having an angle relative to a tangent at a contact point between a drive roller 1 and a driven roller 2. When the center of a drive roller 1 under no-load is O<SB>1</SB>, the center of a driven roller 2 is O<SB>2</SB>, an xy coordinate is set with O<SB>1</SB>taken as an origin, a y-axis is passed through O<SB>2</SB>, and a distance between O<SB>1</SB>and O<SB>2</SB>is r<SB>0</SB>, the cam face 51 abuts on the rotating support part of the drive roller 1 to pressingly contact the rollers on each other and is formed in the first quadrant of the coordinate, the shape of its cross section at right angle to the roller shaft is formed in a recessed circular arc shape with a single radius, and the center of the circular arc is set in the third quadrant of the coordinate and on the outside of a circle drawn with a radius r<SB>0</SB>about O<SB>1</SB>.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007024793-A (JP)
Title: Rotary encoder
Inventor: SUZUKI TOMOYUKI
IPC: G01P3/36
Filed: 2005-07-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide inexpensively a small-sized rotary encoder capable of performing speed measurement with high resolution and high accuracy, even when the speed of a rotated measuring object is low.  <P>SOLUTION: This rotary encoder 15 includes a rotary disk 16 mounted rotatably in a body on a motor shaft 11 (rotated measuring object), a laser diode 17 for irradiating one side face of the rotary disk 16 with light, and a built-in photosensor PD on the back side of the laser diode 17. The photosensor PD receives emitted light from the rear end face of the laser diode 17 subjected to self-mixing modulation by return of a part of reflected scattered light from the rotary disk 16 to the laser diode 17. The rotational speed or rotation angle displacement of the motor shaft 11 is measured highly precisely by a beat signal detected by the photosensor PD.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006091004-A (JP)
Title: Method and system for detecting leakage in electronic device
Inventor: CUMMINGS WILLIAM J
IPC: G01M3/20
Filed: 2005-07-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an accurate and convenient method for testing perfectness of a package in order to hold an electronic device in a moistureless environment.  <P>SOLUTION: Concerning the method and a system for testing existence of a leakage in the electronic device, the electronic device is not broken in the test. In one method for detecting a leakage in a sealed package, the sealed package is arranged in a test gas environment, and thereby the test gas can be dispersed into an internal space of the sealed package through a leakage part formed in the sealed package. Thereafter, the sealed package is arranged in an environment wherein the test gas does not exist substantially, so that the test gas can be dispersed from the internal space to the outside. Then, the amount of the test gas in the environment wherein the test gas does not exist is detected. Then, it is determined whether the sealed package has one or more unintended leakage parts or not based on information acquired by detection.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2007033819-A (JP)
Title: Imaging optical system, imaging lens device, and digital equipment
Inventor: KONNO KENJI
IPC: G02B13/18
Filed: 2005-07-26
Abstract: <P>PROBLEM TO BE SOLVED: To restrain image quality deterioration, caused by an unnecessary luminous flux, while achieving a compact design, by optimizing the shape of the emission face of a reflection prism.  <P>SOLUTION: The imaging optical system 100 includes an incident side prism 101 and an image side prism 102, which bent incident light at almost 90° and reflect it. An imaging element 105 is disposed at the side of the emission face 102b of the image side prism 102. The emission face 101b of the incident side prism 101 is convex. This decreases unnecessary luminous flux (stray light) itself reflected by the emission face 101b, an unnecessary luminous flux reflected by the emission face 101b and reflection face 101c is diffused, and consequently unnecessary luminous flux running toward the light receiving face of the imaging element 105 is extremely reduced. This restrains the occurrence of ghost or the like, caused by the unnecessary luminous flux.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007037285-A (JP)
Title: High voltage vacuum electromagnetic contactor
Inventor: SUZUKI NOBUO
IPC: H02B11/26
Filed: 2005-07-27
Abstract: <P>PROBLEM TO BE SOLVED: To replace a high voltage fuse easily.  <P>SOLUTION: A high voltage fuse 24 is arranged removably at the front side of a panel 10 in a VCS 40 and the VCS 40 is drawn out of the panel 10 to a test/disconnect position so that the high voltage fuse 24 can be replaced at this position. The high voltage fuse 24 is contained in an insulated case 41 for a high voltage fuse such that a first contact 43a connected with a power supply is connected electrically with a second contact 45a which is connected with a three-phase vacuum valve 44 and a portion other than these joints is insulated from the other conductive portion. The high voltage fuse 24 thus contained can be replaced by opening the protective cover 41 from the front side of the panel 10 without drawing out the VCS 40 to the outside of the panel 10 like a conventional arrangement.  <P>COPYRIGHT: (C)2007,JPO&INPIT