baber/WOPTO huggingface dataset:
Patent JP-2004069006-A (JP)
Title: Accumulator
Inventor: MOTOYAMA GENJI
IPC: F15B1/24
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an accumulator 1 capable of effectively preventing soil and sand in applied fluid from getting caught between a bottom cover 3 and a piston 12, and an accumulator 1 capable of effectively protecting a piston seal 13.  <P>SOLUTION: This accumulator 1 comprises the bottom cover 3 provided at one end of a cylinder 2, the piston 12 slidably inserted into the cylinder 2 to be applied to the bottom cover 3 when slided, and the piston seal 13 installed around the piston 12 to seal it to the cylinder 2. Tapers 21 and 22 are provided in contact surfaces of the bottom cover 3 and the piston 12 to each other. A slit 23 is provided in a bottom cover side end surface of the piston 12 or a piston side end surface of the bottom cover 3. On the fluid side of the piston seal 13, a dust seal 24 comprising a U-packing or the like is provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004073220-A (JP)
Title: Game method, game program, and game device
Inventor: UEDA MAKOTO
IPC: A63F13/825
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To enable a player to speak to a virtual life at an arbitrary timing in a growing game.  <P>SOLUTION: For a specified period of time, the player has a communication with the virtual life by talking to the virtual life at an arbitrary timing. Actions of the virtual life is controlled by a game system, and the game is completed after a specified period of time has passed. Words to talk with, i.e., the inputting of messages of the player may be inputted by a keyboard after the player selects either one from displayed choices, or may be inputted by selecting either one of the choices by a button, or the like. The choices are displayed when the player inputs a sign by an arbitrary timing. The sign can be applied by a specified input, e.g., by pressing a space key.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004074652-A (JP)
Title: Rewritable recorder and rewritable recording system
Inventor: ARAI YASUHISA
IPC: B41J3/44
Filed: 2002-08-20
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a rewritable recorder in which a recorded content and an additionally written content can be stored without copying the print content before a print medium is reused or without storing a rewritable medium as it is.  <P>SOLUTION: The rewritable recorder has a section for recording on a print medium and a section for erasing a content recorded on the print medium. The rewritable recorder is further provided with a section 4 for reading the image of a print content when it is erased at the erasing section 5, and an image data storing section 46 for storing image data read out at the image reading section 4 wherein the image data stored at the image data storing section 46 can be printed selectively.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004079117-A (JP)
Title: Information recording and reproducing device
Inventor: SASAKI HIROKO
IPC: G11B7/135
Filed: 2002-08-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information recording and reproducing device for performing highly accurate wave front distribution control by an aberration correction means.  <P>SOLUTION: The information recording and reproducing device records and reproduces information to/from an optical disk 8 by leading an emitted beam from an LD 1 through a polarized beam splitter 4, the aberration correction means and an objective lens 7 to the optical disk 8 and leading a return beam from the optical disk 8 through the objective lens 7, the aberration correction means, the polarized beam splitter 4 and a converging lens 9 to a photodetector 10. As the aberration correction means, a variable shape mirror 6 provided with a mirror surface part 11, a first electrode 12 provided in the entire area of the mirror surface part 11 and a second electrode 13 composed of a plurality of annular electrodes 13-1 - 13-3 provided so as to face the first electrode 12 is used. By respectively adjusting voltages to be applied to the respective annular electrodes of the variable shape mirror 6, the aberration correction of variably controlling a mirror surface shape and minimizing wave front aberration is performed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004083622-A (JP)
Title: Rubber composition, method for producing the same, rubber molded product and method for producing the same
Inventor: HIGUCHI MOTOHARU
IPC: C08K5/17
Filed: 2002-08-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rubber composition having sufficient heat resistance and durability and excellent vibration damping performances and to provide a method for producing the rubber composition, a rubber molded product and a method for producing the molded product.  <P>SOLUTION: The rubber composition comprises 50-99 pts. mass of (A) an ethylene-α-olefinic copolymer rubber and 1-50 pts. mass of (B) a functional group-containing (co)polymer when the sum total of the contents of (A) the ethylene-α-olefinic copolymer rubber and (B) the functional group-containing (co)polymer is 100 pts. mass and (C) 5-100 pts. mass of (C) a siliceous filler based on 100 pts. mass sum total of the contents of (A) the ethylene-α-olefinic copolymer rubber and (B) the functional group-containing (co)polymer. The rubber molded product is obtained by mixing the rubber composition with a peroxide which is a cross-linking agent and cross-linking (A) the ethylene-α-olefinic copolymer rubber.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004085320-A (JP)
Title: Probe device
Inventor: MATSUMOTO TAKUYA
IPC: G01Q10/00
Filed: 2002-08-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an improved probe device, and an electronic state measuring method and imaging method of material in nanometer scale.  <P>SOLUTION: This probe device has a cantilever 10 having a probe 10a arranged oppositely on the surface of a specimen 20; means 11, 31, 32, 40, 41, 42 and 43 for self-exciting and vibrating the cantilever at a prescribed frequency by feeding back the vibration amplitude value of the cantilever; a means 22 for applying a bias to the specimen or probe; and a means 44 for measuring the frequency shift resulted from a charge moving force acting between the cantilever and the specimen.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004088524-A (JP)
Title: Structure of crystal oscillator
Inventor: WATANABE NORIYUKI
IPC: H03H9/02
Filed: 2002-08-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a crystal oscillator having a structure that secures mechanical fixation and electrical connection and reduces an adverse effect which a stuck conductive adhesive imposes on the electrical characteristic of the crystal resonator.  <P>SOLUTION: Recesses 28 are formed at adhesive application spots of internal electrode pads 22 by plating, and grooves 29 are formed from the recesses 28 in a direction that goes away from an exciting electrode 24 of a crystal oscillator device 26.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004086091-A (JP)
Title: Transfer and fixation method, image forming method, image forming apparatus and image forming system
Inventor: TOMITA KUNIHIKO
IPC: G03G15/24
Filed: 2002-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To enable transfer and fixation for which a heating temperature is maintained at a value higher than the melting point or softening temperature of an image forming material constituting visible images by 5 to 50 [°C] while realizing both of both-side transfer of a one path system and a heating, transfer and fixation system.  <P>SOLUTION: A nip is formed by abutting a first intermediate transfer belt 8 endlessly moved inside a first transfer unit and a second intermediate transfer belt 16 endlessly moved inside a second transfer unit. Then, while the nip is heated, transfer paper P is passed through there and a toner image on the second intermediate transfer belt 16 and the toner image on the first intermediate transfer belt 8 are respectively transferred and fixed to the first surface and second surface of the transfer paper P. Also, the nip is sized such that the transfer and the fixation can be effected at the heating temperature higher than the melting point or the softening point of toner by 5 to 50 [°C].  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004093657-A (JP)
Title: Alternating-current led turning-on circuit for signature display device using led
Inventor: KODAIRA OSAMU
IPC: H01L33/00
Filed: 2002-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an AC LED turning-on circuit which suppresses heat generation by making a limit resistance for turning on each LED as small as possible and prevents the LED from varying in lightness as much as possible even if a source voltage varies for a signature display device using many LEDs.  <P>SOLUTION: An AC power source 1, a rectifier 11, a current adjusting circuit 12, a resistance 13, and an LED 2 are connected in series and a voltage applied to the resistance 13 is fed back as a control signal of the current adjusting circuit 12 to keep a current flowing to the LED 2 unchanged.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004095331-A (JP)
Title: Induction heating cooker
Inventor: NOMURA SATOSHI
IPC: H05B6/12
Filed: 2002-08-30
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an induction heating cooker for heating a cooking pot by electromagnetic induction.  <P>SOLUTION: The printing which corresponds to the size and position of a pair of heating coils 3 and shows the position for putting the cooking pot 2 is done on an upper surface of a top plate 1. An indication area 6 is provided under the top plate 1 and near the position for putting the cooking pot 2. An temperature sensor 4 is set under the top plate 1, is arranged at the position that is kept further away from the indication area 6 than the center position in the vertical direction of the heating coils 3, and is arranged at an intermediate position between an outer portion and an inner portion of the heating coil 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004062125-A (JP)
Title: Exchange lens holder of camera
Inventor: NISHIKAWA AKIRA
IPC: H04N5/225
Filed: 2002-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To quickly install a standard or exchange lens detached from a body of a camera, by using a chuck system provided with the standard lens in exchanging the lens of the camera and make the camera portable, without the possibility of rainwater or dust from infiltrating into it.  <P>SOLUTION: Lens mounts 13 and 13, incorporating chuck system 13b which can to fit in the chuck system of the standard or replacement lens 30 of the camera, are installed in an installing base 12 provided with a carry means 11 making the camera portable. The chuck system 13b of each lens mount 13 fits in the chuck system of the standard lens of the camera in airtight and watertight manner.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004124950-A (JP)
Title: Brake device
Inventor: YAMAMURA TAKESHI
IPC: F16D65/66
Filed: 2002-09-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a brake device capable of accurately determining a contact start position where the contact of a disc rotor and a brake pad is started.  <P>SOLUTION: This brake device comprises an actuator for linearly moving a piston 40 along the axial direction of the disc rotor 11, the brake pads 14, 15 pressed by the linear motion of the piston 40 to be brought into contact with the disc rotor 11, a thrust detecting means 46 for detecting the piston thrust received by the piston 40, and a position detecting means 20 for detecting a position of the piston as the displacement of the piston 40. A position obtained by returning the piston 40 to a brake releasing side by a predetermined amount from the position of the piston at the time when the piston thrust becomes less than a predetermined threshold value which is more than 0, is determined as the contact start position of the disc rotor 11 and the brake pads 14, 15.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003202779-A (JP)
Title: Image forming apparatus
Inventor: MAEDA YUICHIRO
IPC: G03G15/08
Filed: 2002-09-02
Abstract: <P>PROBLEM TO BE SOLVED: To restrain the downtime of an image forming apparatus to the minimum and to improve user's convenience.  <P>SOLUTION: In this image forming apparatus where a rotating type color developing device 116 and a black developing device 115 are separately positioned, only forming a color image is inhibited and forming a black-and- white image is allowed when the device 116 is not normally rotated and such a situation does not exert influence on forming the black-and-white image.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004094042-A (JP)
Title: Endless belt made of polyimide resin and its manufacture method
Inventor: YASHIKI YUICHI
IPC: G03G21/00
Filed: 2002-09-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide an endless belt which hardly meanders even when it is driven to be rotated and which is restrained from being wrinkled due to meandering, and to provide its manufacture method.  <P>SOLUTION: The polyimide resin endless belt is constituted so that its center part in a width direction is thinner than both ends in terms of thickness. It is constituted so that the center part in the width direction is swollen to the outside further than the ends when it is stretched and laid by two rolls. Furthermore, the manufacture method of the polyimide resin endless belt includes a release layer forming stage for forming a release layer by performing surface roughening work to the surface of a core body, a precursor coating film forming stage for forming a polyimide precursor coating film by applying a polyimide precursor solution to the surface of the release layer and drying it, and a polyimide coating film forming stage for forming a polyimide coating film by performing heating after providing a gap between the polyimide precursor coating film and the core body at both ends of the polyimide precursor coating film.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004095506-A (JP)
Title: Freezable liquid storage tank
Inventor: YAGISAWA KENJI
IPC: B65D88/74
Filed: 2002-09-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact freezable liquid storage tank capable of quickly thawing frozen liquid.  <P>SOLUTION: A heating means 17 is arranged at the periphery 13 of the tank 11 at least including the bottom part 12, and a vibrating means 50 adding vibration to the partially thawed liquid W is installed. Since the frozen liquid W is used after thawing by the heating means 17 and the vibrating means 50 when the stored liquid W is frozen, a convection of the liquid W thawed by the heating means 17 at the bottom part 12 is generated, and the frozen liquid W around the convection part is promoted to be thawed. The frozen liquid W is further promoted to be thawed by compulsorily adding vibration to the partially thawed liquid W by the vibrating means 50.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004103053-A (JP)
Title: Device control system
Inventor: SUZUKI KATSUKI
IPC: G11B27/00
Filed: 2002-09-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control system in which an operational error caused by a user is reduced when the user operates a plurality of devices having approximately same external appearance.  <P>SOLUTION: The control system controls, in GUI environment, a system consisting of a plurality of devices each of which has approximately the same external appearance and a display section to show the condition of the device. On the display section of a device which is specified through the GUI display screen of the control system, information which indicates that the device is specified, is displayed so as to be recognized distinctly from other information.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004103657-A (JP)
Title: Semiconductor storage device
Inventor: KAJITANI KAZUHIKO
IPC: G11C29/50
Filed: 2002-09-05
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the contact resistance of each bit line selecting switch and to make the on-resistances of all bit line selecting switches uniform without making an area required for arranging the switches larger.  <P>SOLUTION: The bit line selecting switches 14 are connected to one-side ends of odd-numbered bit lines 12 and to the other-side ends of even-numbered bit lines 12. The odd-numbered and even-numbered bit lines 12 are connected to terminals of sense amplifiers 16 one pair by one pair. Memory cells 13 are arranged at prescribed intersecting points of word lines 11 and bit lines 12 corresponding to a half of all intersecting points of the lines 11 and 12, so that the memory cells 13 connected to one word line 11 are connected electrically to each terminal of a unit circuit 16 one by one when the word line 11 is selected.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004103720-A (JP)
Title: Semiconductor device and method for manufacturing the same
Inventor: SUWA MOTOHIRO
IPC: H01L21/60
Filed: 2002-09-06
Abstract: <P>PROBLEM TO BE SOLVED: To prevent short-circuiting between neighboring bonding wires without cost increase.  <P>SOLUTION: In a semiconductor device, a semiconductor chip is mounted on a base substrate, and the semiconductor chip and the base substrate are connected to each other by bonding wires. A plurality of connecting terminals are multiply arranged in the surroundings of the semiconductor chip mounting region on the base substrate. The bonding wires which neighbor the bonding wires connected to the inner-side connecting terminals are connected to the outer-side connecting terminals. The gaps between bonding wires grow wider as they run from their pads on the semiconductor chip toward the connecting terminals, and gaps also widen between the bonding wires and power source bonding wires arranged between them. The design prevents short-circuiting between neighboring bonding wires, and makes the wire bonding process easier to control.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004098213-A (JP)
Title: Tool position measuring method, nc machining method and nc machine tool
Inventor: TANIFUJI NOZOMI
IPC: G01B11/00
Filed: 2002-09-09
Abstract: <P>PROBLEM TO BE SOLVED: To perform NC machining using a micro-diametrical tool of an outer diameter ≤100μm with high accuracy by measuring a cutting edge position of the tool with high accuracy.  <P>SOLUTION: The cutting edge position of the tool 3 mounted on a rotary main spindle of a machine tool is measured by an optical sensor. A sensing surface 4 of the optical sensor is made parallel to the rotary main spindle. By overlapping the cutting edge part of the tool 3 with the sensing surface 4 to shield light, more concretely, moving the tool 3 so that the cutting edge part of the tool 3 may cross the sensing surface 4, the cutting edge position of the tool 3 is measured. At the time, thickness of sensor light 4a on the sensing surface 4 of the optical sensor is made below the outer diameter of the tool 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004100832-A (JP)
Title: Differential gear for vehicle
Inventor: KANAZAWA KAZUO
IPC: F16H48/10
Filed: 2002-09-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a differential gear capable of improving maneuverability and running stability, achieving compactness, and reducing manufacturing cost.  <P>SOLUTION: In this differential gear of a composite planetary gear type, input to a first sun gear 60 is distributed as output to a carrier 66 and a rear output shaft 56. A second sun gear 63 is movably spline-engaged with the rear output shaft 56. A first friction engagement means 71 is disposed between an end surface 63a of the second sun gear 36 and a carrier 66. A second friction engagement means 75 and an initial torque providing means 80 are disposed between an end surface 63b of the second sun gear 63 and the carrier 66. Torque-sensitive differential limiting torque is provided by either of the first and the second friction engagement means 71 and 75 in accordance with a thrust load of the second sun gear 63. Initial torque is provided by the initial torque providing means 80 through the first and the second friction engagement means 71 and 75.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004105790-A (JP)
Title: Water delivery device
Inventor: FUJII MASATO
IPC: B05B1/34
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a water delivery device which has a nozzle for water delivery and is low in cost because of simple shapes of its parts and in which the revolving at the initial water delivery stage is made possible independently of the arrangement direction of the device.  <P>SOLUTION: The water delivery device has a flow-in chamber for allowing warm water to flow thereinto and a nozzle for delivering the warm water having flowed into the chamber. A flow-in port is formed in such a direction that the warm water having flowed into the chamber causes a spiral flow along the inner peripheral wall surface. The nozzle comprises an almost cylindrical nozzle body, a tip section having a diameter smaller than that of the body and set at one end thereof, and a deadweight section having a diameter larger than the outer diameter of the body and set at the other end thereof. A water channel is formed in the axial direction from the deadweight section to the body. At the tip section, a water delivery port communicating with the water channel is formed. The body is supported by a nozzle support of the chamber so that the nozzle tip faces the outside through the opening of the chamber; thus, the turning of the nozzle by the spiral flow is made possible. A hole is formed on the side of the nozzle body or the deadweight section placed in the chamber.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004107104-A (JP)
Title: Organic optical single crystal and electric field detecting device using the same
Inventor: SASAKI TAKATOMO
IPC: G01R15/24
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a DAST (4-dimethylamiuo-N-methyl-4-stilbazolium tosylate) single crystal having uniform electro-optic characteristics over whole crystal, and to apply the DAST single crystal as an electro-optic device.  <P>SOLUTION: The DAST single crystal having uniform electro-optic characteristics over whole crystal is obtained by sufficiently purifying a DAST raw material for producing the single crystal by recrystallization and combining an SNM method and a specific gravity difference solvent purifying method. That is to say, the DAST single crystal is obtained by growing the single crystal by the SNM method from a DAST solution containing the DAST raw material purified by recrystallization and purifying by moving the DAST single crystal into an inert solvent layer having a specific gravity larger than that of the DAST solution. The DAST single crystal having uniform electro-optic characteristics can be applied in an electric field detecting device without determining the mutual positions of a light source, the DAST single crystal and a light receiving section.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004108870-A (JP)
Title: Unevenness measuring method and measuring apparatus of piping surface
Inventor: ITO KAZUHIRO
IPC: G01B21/18
Filed: 2002-09-17
Abstract: <P>PROBLEM TO BE SOLVED: To enable accurate measurement of the amount of unevenness on the basis of a healthy region surface to an object to be measured having tubing peripheral direction or two-dimensional distribution, and obtain the amount of unevenness simply from measured amount of displacement without performing highly precise positioning to the piping.  <P>SOLUTION: A scanning unit A comprises a primary scanning mechanism 3 for driving primary scanning means which is provided with a rectilinear rail 1 arranged in a tube axis P<SB>O</SB>direction to a measured region S, and a displacement gauge 2; and a secondary scanning mechanism 5 which holds both ends of the rail 1 by a pair of belt 4 wound along the peripheral direction of the piping P, and moves the rail 1 being in parallel for every 1 scanning unit, along the peripheral direction of the piping P, By the primary scanning means and the second scanning mechanism 5, two-dimensional scanning is performed. Measuring data are subjected to arithmetic operation by an arithmetic operation part B and its output is displayed on indication C. The arithmetic operation part B is equipped with a data storage means 8 for storing data of the amount of displacement, and an arithmetic operation means 9 for obtaining the amount of unevenness for each scanning position.  <P>COPYRIGHT: (C)2004,JPO