baber/WOPTO huggingface dataset:
Patent JP-2004319851-A (JP)
Title: Semiconductor field absorption type modulator and its manufacturing method
Inventor: AKAGE YUICHI
IPC: H01S5/50
Filed: 2003-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To suppress temperature rise in an element without deteriorating modulation efficiency.  <P>SOLUTION: A groove 19 is formed along a boundary between mesa stripe structure consisting of an n-InP clad layer 12, an undoped InGaAsP light confinement layer 13, an undoped InGaAsP light absorption layer 14, an undoped InGaAsP light confinement layer 15, a p-InP clad layer 16, and a p-InGaAs contact layer 17 and a half-insulating InP layer 18 and a burying material 20 whose dielectric constant is lower than that of the semi-insulating InP layer 18 is buried in the groove 19.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004315190-A (JP)
Title: Paper feeder and image forming device
Inventor: KUWABARA TOSHIHIRO
IPC: B65H1/04
Filed: 2003-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To easily grasp a mounting position of a guide member corresponding to each recording paper size in changing the mounting position of the guide member corresponding to the recording paper size, and preventing the guide member from being mounted on a wrong position.  <P>SOLUTION: A screwing part 362a, an inserting port 311a and an insertion port 372a, a screwing part 362b, an inserting port 311b and an insertion port 372b, and a screwing part 362c, an inserting port 311c and an insertion port 372c are respectively mounted corresponding to each of recording paper sizes, and they are respectively mounted on a position different from the screwing parts, the inserting ports and the insertion ports for the other recording paper sizes in both of the recording paper transporting direction and the direction orthogonal to the recording paper transporting direction, whereby the mounting position of the guide member 34 corresponding to each recording paper size can be easily grasped.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004314518-A (JP)
Title: Wood processing apparatus
Inventor: KUBOTA HIROTOSHI
IPC: B27G3/00
Filed: 2003-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wood processing apparatus constituted so that a fan is rotated along with a main shaft without detaching the cutting tool of the main shaft and attachin the fan to the main shft, and the chips of processed wood is blown off to remove a cut layer.  <P>SOLUTION: The main sharft (spindle) 11a mounted on a main shaft head 11 is protruded downward and a tool (cutter) 13 is attached to the lower part of the main shaft 11a by a collet nut 12. Further, the fan 14 is attached to the main shaft 11a of the upper part of the tool 13 and a fan cover 15 is attached to the main shaft head 11 of the upper part of the fan 14.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004319417-A (JP)
Title: Plug socket device
Inventor: KANEKO TOMOYA
IPC: H01R13/72
Filed: 2003-04-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plug socket device capable of setting the bending radius of a wire to a regulated value or less and reducing the man-hour of work.  <P>SOLUTION: This plug socket device comprises a case 10 for housing end parts 11a of a plurality of wires 11, a plurality of jack connectors 13 mounted on the case 10 to connect the wires 11, respectively; a bending radius regulation means 15 of regulating the bending radius of the wires 11 arranged between the jack connectors 13 and an outlet 14; and the outlet 14 provided on the case 10 to lead out the wires cables 11 connected to the jack connectors 13 in the direction crossing the central axis of their connection parts 11b.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004327582-A (JP)
Title: Thin film deposition equipment
Inventor: IKEDA TORU
IPC: H01L21/205
Filed: 2003-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide thin film deposition equipment which can surely deposit a thin film having a specified uniform thickness on a substrate surface of a semiconductor substrate or the like.  <P>SOLUTION: In the thin film deposition equipment, predetermined gas G is blown in a chamber 1 from a plurality of nozzles 6 arranged in an inner upper par of a chamber 1, and a specified thin film is deposited on a substrate 5 arranged in the chamber 1. Each of the nozzle 6 is provided with a nozzle 11 for gas blowdown and a massflow controller 13 for controlling the amount of gas supply to the nozzle 11 in the upstream of the nozzle 11. From each of the nozzle 6, predetermined gas G is made to blow out uniformly.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004322788-A (JP)
Title: Column hole cover
Inventor: SUZUKI HIROHISA
IPC: F16J3/04
Filed: 2003-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that time and effort is taken for attaching a column hole cover disposed between an opening rim section of a dash panel and a steering gear box of an automobile.  <P>SOLUTION: The column hole cover 1 comprises an annular fixed end 20 to be fixed to the steering gear box 9 and an annular free end 21. The free end 21 is provided with an annular seal section 22, and a bellows section 23 is disposed between the fixed end 20 and the free end 21. The bellows section 23 is used for constraining the free end 21 to the dash panel 4 in a state where the seal section 22 is flexibly pressure-contacted with the opening rim section 6 of the dash panel 4. The bellows section 23 has an elastic stroke amount capable of absorbing displacement of the steering gear box 9 while maintaining the pressure contacting state of the seal section 22 with the opening rim section 6 of the dash panel 4. The column hole cover 1 is not required to be fixed to the dash panel 4 using a screw or the like.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004328365-A (JP)
Title: Dipole antenna
Inventor: SHIZUTANI OSAMU
IPC: H01Q9/28
Filed: 2003-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dipole antenna which has a simple configuration, needs neither an impedance converter nor a matching circuit, and matches a cable impedance over a broadband frequency.  <P>SOLUTION: The dipole antenna for covering a broadband frequency is realized by short-circuiting both ends of a coaxial antenna element 4 with a length of 1/2 wavelength comprising an outer conductor 8 and a center conductor 7, dividing the outer conductor of the coaxial antenna element 4 into two in the middle of the element 4, and providing antenna output terminals 3 for extracting a received radio wave output to the center ends of the outer conductor.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004028333-A (JP)
Title: Hydraulic control system
Inventor: MATSUMOTO SATORU
IPC: F16D31/02
Filed: 2003-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydraulic control system having excellent operability, responsiveness and stability, and remarkably improved in system efficiency thereof.  <P>SOLUTION: When each selector valve 3, 4 and 5 is positioned in a neutral position, supply of the pressure oil from a discharge line 11 of a variable displacement pump 1 to each selector valve 3, 4 and 5 is cut, while the pressure of a signal line 18 is connected to a tank 32 through an opening/closing valve 6 with a throttle. The pressure of the signal line 18 is a low pressure, while the pressure oil inside of the signal line 11 is discharged to the tank through a pressure generating means 31, resisting a spring 55 of a pressure compensating flow control valve 29. In this case, a discharge rate of the variable displacement pump is maintained at the minimum rate when the signal pressure Po working to a pump discharge rate control mechanism B is low, and an oil rate passing through the pressure compensating flow control valve becomes the minimum oil rate. When the pressure of a signal line C rises, a discharge rate of the variable displacement pump is maintained at the minimum rate. This minimum rate can be easily set at a remarkably small rate according to the structure of the variable displacement pump having the pressure generating means and the pump discharge rate control mechanism.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003297005-A (JP)
Title: System for managing defective storage medium
Inventor: KANEDA TAISUKE
IPC: G11B17/26
Filed: 2003-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To easily identify a defective storage medium within a changer.  <P>SOLUTION: In order to solve the task above, a particular storage medium holding means (storage) in the changer is provided with an identification means which a person can externally identify. The storage having the identification means contains defective media so that the defective storage media can easily be identified in the changer. Thus, a manager using the system employing this invention can easily eliminate defective storage media from the changer. Further, in removing the defective storage media, a mistake of removing not defective media can be prevented.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004326523-A (JP)
Title: Storage device with rewritable nonvolatile memory, and control method of nonvolatile memory for storage device
Inventor: SEGAWA KIYOSHI
IPC: G11C16/02
Filed: 2003-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently and evenly average the writing frequency to each physical block in a rewritable nonvolatile memory.  <P>SOLUTION: A CPU 11 adds 1 to the writing frequency to a corresponding entry of a writing frequency table 141 according to the writing to a physical block in a flash memory 12. A replacement flag is set on in the entry corresponding to a physical block replaced by a physical block the writing frequency of which reaches a check frequency. When the writing frequency reaches the check frequency as the result of addition of 1 to the writing frequency to the entry of the table 141, the CPU 11 searches a block with the least wiring frequency of blocks having no replaced flag in reference to the table 141. The CPU 11 replaces the block which reaches the check frequency by the searched block, and the replaced flag is set on in the entry corresponding to the searched block.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2003328228-A (JP)
Title: Organic chemical fiber, organic chemical staple fiber, spun yarn, cloth and garment
Inventor: FUJIYASU HIROSHI
IPC: D01F6/92
Filed: 2003-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an organic chemical fiber, a cloth and a garment having excellent health-promoting and treating effects.  <P>SOLUTION: The organic chemical fiber such as a regenerated fiber or a synthetic fiber contains a germanium component. When an organic germanium compound existing on the surface of the organic germanium-containing fiber containing a specific amount of the organic germanium compound powder having a specific particle diameter is brought into contact with the skin, the excellent health-promoting and treating effect and the like are exhibited. The organic germanium-containing fiber has a stronger strength than a fiber containing metal (semiconductor) germanium or germanium oxide, has an excellent dyeable property, and can be expected to have an antistatic effect.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004290164-A (JP)
Title: Lighting device of fishing tackle having perfect closely sealed structure by using capacitor as electric source
Inventor: AOYAMA ATSUSHI
IPC: A01K93/00
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To make a lighting device for a fishing tackle as a perfect closely sealed structure and eliminating the use of a battery.  <P>SOLUTION: This lighting device is provided by enabling the supply of electricity from outside by using a capacitor instead of the battery to make it a perfect closely sealed structure.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004336118-A (JP)
Title: Antenna
Inventor: MATSUOKA TORU
IPC: H01Q19/10
Filed: 2003-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an antenna capable of attaining a low attitude and improving the gain without narrowing the band characteristic.  <P>SOLUTION: The antenna is provided with: a reflecting plate; a dielectric plate placed in front of the reflecting plate nearly in parallel with the reflecting plate; first and second dipole antenna elements located on one side of the dielectric base in linear symmetry; and first and second parasitic elements located on the one side or the other side of the dielectric plate in linear symmetry, each dipole antenna element has first and second radiation elements, and each parasitic element is provided so that at least part of each parasitic element is located between the first (or second) radiation element of the first dipole antenna element and the second (or first) radiation element of the second dipole antenna element when each parasitic element is viewed from a direction perpendicular to the reflecting plate.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004336852-A (JP)
Title: Digital controller and integrated circuit
Inventor: KUROKAWA FUJIO
IPC: H02M3/155
Filed: 2003-05-01
Abstract: <P>PROBLEM TO BE SOLVED: To enable a digital controller to digitally calculate the difference between, for example, inputted two analog signals, or digitally calculate the difference after the execution of processing to one input.  <P>SOLUTION: This digital controller is equipped with an analog quantity/time amount conversion means 11 which receives at least one analog signal from a power conversion circuit 3 and also receives at least one reference analog signal to serve as the criteria of detection of the analog signal from a specified circuit and converts the value of each analog signal into a signal expressed by the amount of a discrete time; a difference generating means 12 which generates a digital signal corresponding to the difference between an analog signal Eo and a reference analog signal Er based on a time amount signal from the analog quantity/time amount conversion means 11; and a switch control signal generation means 13, which generates a control signal for each of the switches based on the digital signal generated by the difference generating means 12.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004332473-A (JP)
Title: Formation and repair method of planned deficit part
Inventor: NAKAI YUJI
IPC: E04G21/02
Filed: 2003-05-12
Abstract: <P>PROBLEM TO BE SOLVED: To prevent breaking and falling of concrete placed additionally afterward for repairing in a repairing method for placing concrete on a part after completion by providing a planned deficit part of a temporary manhole, a hand hole and the like when constructing a concrete building.  <P>SOLUTION: A formation and repair method of the planned deficit part comprises mounting a plate-like form auxiliary material 3 of a size corresponding to a range providing an opening on a form 1 for placing concrete of a floor slab or the like, and laying a netting body 4 in a wider range than the size of the opening part thereon. It installs a blockout form 2 so as to sandwich the netting body between the form auxiliary materials and places concrete 5 on the outside. It removes the blockout form 2 and the form auxiliary material 3 after hardening the concrete, and uses the opening part by cutting the netting body 4. It installs the form on the bottom of the opening part when completing a building, places concrete by returning the netting body up to a position along the form, and buries the netting body near the lower face of the floor slab or the like.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004272868-A (JP)
Title: Cord reel used for mouse
Inventor: GI KOKUYO
IPC: G06F3/033
Filed: 2003-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To house and draw a mouse cord, to house the mouse cord in a stand body or to draw the mouse cord out of the stand body.  <P>SOLUTION: The cord 52 extending mainly in a mouse main body 50 is wound around in large and small housing concave parts on respective large and small turning wheels to be housed. Since the large and small turning wheels turn coaxially, an outside line is pulled out or housed for different length in accordance with a ratio of the large turning wheel to the small turning wheel in diameter. Thus, the cord is housed in the stand body or drawn out of the stand body. In addition, the mouse main body is fitted into the stand body to be formed integrally to therefore provide very convenience in carrying the mouse.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004340703-A (JP)
Title: Measuring method for ultrasonic flowmeter
Inventor: KAMIOKA TAKESHI
IPC: G01F1/66
Filed: 2003-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To precisely measure a flow rate value with a reduced measuring frequency, even when a flow rate of a measuring object is fluctuated by fluctuation of pressure or the like.  <P>SOLUTION: A cycle measuring period and a flow rate measuring period are provided in measurement by a flowmeter, a fluctuation width Δh of a propagation time h<SB>fj</SB>between a transmission sensor and a reception sensor, and a distortion related value h<SB>v</SB>of a fluctuation cycle h<SB>f</SB>of the propagation time are found in the cycle measuring period, those are compared with a prescribed fluctuation width allowance value h<SB>0</SB>and a prescribed distortion related allowance value h<SB>v0</SB>to be classified into A (low fluctuation), B (sine wave fluctuation) and C (distorted wave fluctuation), and a measuring time interval t<SB>T</SB>for measuring an ultrasonic flow rate in the flow rate measuring period is changed based on the classification to measure the flow rate.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004340744-A (JP)
Title: Manufacturing method of magnetostrictive torque sensor, and electric power steering device loaded with magnetostrictive torque sensor
Inventor: SHIMIZU YASUO
IPC: B62D5/04
Filed: 2003-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a magnetostrictive torque sensor having small hysteresis and capable of improving steering feeling of the electric power steering device, and an electric power steering device loaded with the magnetostrictive torque sensor.  <P>SOLUTION: This method comprises a magnetostrictive film deposition process for providing magnetostrictive films 12, 13 on a rotating shaft 109b, a torque application high-frequency heating process for heating as long as a prescribed time by high-frequency heating in the state where a prescribed torsional torque is applied to the rotating shaft 109b, a torque release process for providing magnetic anisotropy to the magnetostrictive films 12, 13 by releasing the torsional torque, and a coil arrangement process for arranging a multiplex winding coil for detecting the change of a magnetostrictive characteristic around the magnetostrictive films.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004339794-A (JP)
Title: Shaking preventing device for chuck collar, chuck collar and shaking preventing method for chuck collar
Inventor: NAGATA MAKOTO
IPC: E21B3/02
Filed: 2003-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a shaking preventing device for a chuck collar, the chuck collar and a shaking preventing method capable of preventing the forward motion of the chuck collar, ensuring the soundness of a connecting section of the chuck collar and a rotational driving device and preventing the damage of the rotational driving device and a rotated body.  <P>SOLUTION: The shaking preventing section 3 (2) engaged with the shaking preventing section 2 (3) of the chuck collars adjacent to each other is provided to each chuck collar 1 adjoining the circumferential direction around the rotational center axis to prevent the forward motion in the circumferential direction of the chuck collar 1. The chuck collar is equipped with the forward motion preventing section supported so as to constrain the radial displacement by engaging with the forward motion preventing section adjacently placed in the circumferential direction. The shaking prevention in the circumferential direction of each chuck collar is prevented by providing a member constraining the radial displacement to each chuck collar adjoining the circumferential direction around the rotational center axis.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004349917-A (JP)
Title: Antenna device and electronic apparatus using the same
Inventor: FUKUSHIMA SUSUMU
IPC: H01Q5/10
Filed: 2003-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To realize a compact antenna device usable for radio equipment in mobile communications, etc. which allows two or more feed ports ensured in isolation to be installed on one antenna.  <P>SOLUTION: A radiation plate 1 has a recess 29 in a peripheral region λ/8 in electric length from the peripheral edge of the plate 1 having a diameter of approximately λ/2 in electric length and a protrusion 28 on a central region other than that region, this making the space between the radiation plate 1 and a ground plate 4 wider at the central region than at the peripheral region. By taking such structure, the radiation plate small in size can be designed, and since a first and second feed ports 2, 3 are disposed at positions to make orthogonal the segments between the center of the radiation plate 1 and the feed ports 2, 3 at the center of the plate 1, the isolation between the ports is made possible to secured.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004344467-A (JP)
Title: Cold keeping method by electric hot water storage container, and electric hot water storage container adopting the method
Inventor: TSUJINAGA YOSHIHITO
IPC: A47J27/21
Filed: 2003-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To perform cold keeping without generating the problem of moisture condensation on a circuit board.  <P>SOLUTION: This cold keeping method cold keeps a housed article at less than an environmental temperature by an electric hot water storage container in the container having a vacuum double structure which accompanies a heating control by a heater in the container body and the circuit board, and feeds hot water for use while storing the hot water. The purpose is achieved by keeping the circuit board by heating at a temperature or higher by which moisture condensation can be prevented from occurring.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004345289-A (JP)
Title: Heat transfer receptive sheet
Inventor: SHINOHARA HIDEAKI
IPC: B41M5/42
Filed: 2003-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat transfer receptive sheet of high sensitivity and high image quality at a low cost which is suitable for a dye heat transfer printer, good in smoothness of a receptive layer surface, high in printing density and excellent in image uniformity.  <P>SOLUTION: In the heat transfer receptive sheet wherein an intermediate layer containing a hollow particle and an image receptive layer are successively formed, the intermediate layer comprises a first intermediate layer of a lower layer and a second intermediate layer of an upper layer, and an average particle contained in the first intermediate layer and an average particle diameter L<SB>2</SB>(μm) of the hollow particle contained in the second intermediate layer simultaneously satisfy the following relational formulas (1)-(3). Wherein, the relational formula (1) is L<SB>1</SB>=2-35μm, the relational formula (2) is L<SB>2</SB>=0.4-5μm and the relational formula (3) is L<SB>1</SB>>L<SB>2</SB>.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004351251-A (JP)
Title: Hydrogen permeable membrane and its production method
Inventor: TAKAHASHI MASASHI
IPC: C09J7/02
Filed: 2003-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem wherein although it is proposed that a hydrogen permeable membrane is made by a substitution material instead of a Pd based material comprising Pd or Pd alloy, the conventional substitution material of the Pd based material is deformed by expansion of volume accompanied by hydrogen solid solution, the hydrogen permeable membrane itself is sometimes (particularly at a low temperature area) cracked and destroyed.  <P>SOLUTION: The hydrogen permeable membrane comprises a composite of a particle metal A having excellent hydrogen permeable performance and a substance B having excellent ductility. The metal A is dispersed/arranged in the substance B and the particle metal A is tied with the porous substance B. It is made to the hydrogen permeable membrane in which hydrogen penetrates through the metal A.  <P>COPYRIGHT: (C)2005,JPO&NCIPI