baber/WOPTO huggingface dataset:
Patent JP-2003268027-A (JP)
Title: Polymeric radical polymerization initiator and method for producing copolymer
Inventor: OGAMI NOBUKO
IPC: C08F4/00
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polymeric radical polymerization initiator capable of being constituted by using various monomers, and a method for producing a coolymer by using such initiators.  <P>SOLUTION: This polymeric radical polymerization initiator is provided with a vinyl-based polymer having a structure shown by general formula (I) or (II) at its side chain and/or terminal.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003277261-A (JP)
Title: Skin care preparation
Inventor: TEHARA TAKAO
IPC: A61K8/00
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a skin care preparation effective for the prophylaxis and amelioration of pigmentation, stains, ephelides, liver spots, plications, and sags developed by active oxygen, ultraviolet rays, or physiological dermal aging.  <P>SOLUTION: The skin care preparation essentially consists of (A) at least one member selected from among ascorbic acid sulfate salts and ascorbic acid phosphate salts, (B) hydroquinone-α-D-glucopyranosido(α-arbutin), (C) an olive (Olea europaea L) leaf extract, (D) a jojoba (Simmondsia Chinensis Schneider) leaf extract, and (E) olive oil.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003266730-A (JP)
Title: Inkjet recorder
Inventor: ISHIMOTO BUNJI
IPC: B41J2/175
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inkjet recorder in which a stirring action for a settling pigment or the like and a printing action to a recording paper are distinguished from each other, and stable discharge of ink drops is obtained without unnecessary vibrations transmitted to a recording head during printing.  <P>SOLUTION: Stirring moving bodies 80 in a state in which the bodies are movable are set in ink chambers 11, 16, 17 and 23 of an ink cartridge 1. The stirring moving bodies 80 are constituted to stir and move in the ink chambers when the stirring action is applied to the ink cartridge 1 and to stop at predetermined points in the ink chambers when the ink cartridge 1 carries out the printing action. The stirring action for the settling pigment or the like and the printing action to the recording paper are distinguished from each other, and unnecessary vibrations are prevented from being transmitted to the recording head 73 during printing, so that the stable discharge of ink drops is obtained.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003273203-A (JP)
Title: Electrostatic chuck
Inventor: ISHII MAMORU
IPC: C04B35/495
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrostatic chuck which uses a low thermal expansion material for a wafer chucking part, thus reducing the size change of a wafer due to a temperature change and making it usable for precision work.  <P>SOLUTION: The electrostatic chuck has an electrode and a ceramic material covering the electrode. The ceramic material contains a compound having a negative thermal expansion coefficient and a compound having a positive thermal expansion coefficient and has a thermal expansion coefficient of -0.5×10<SP>-6</SP>to 0.5×10<SP>-6</SP>/°C and a volume resistivity of 1×10<SP>8</SP>to 1×10<SP>12</SP>Ωcm at 23±3°C.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003277612-A (JP)
Title: Polymer composition and method for forming pattern
Inventor: HIRAO KAZUYUKI
IPC: B23K26/00
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a polymer composition for forming a pattern by laser beam irradiation, and to provide a method for forming the pattern.  <P>SOLUTION: The method for forming the pattern is to irradiate laser beams to the polymer composition (or its molding) constituted of a polysilane and form the pattern by generating changes in optical characteristics (color, transparency, refractive index, reflection index, dielectric constant, and the like) on a surface of the inside of the same. The polymer composition may contain other resins. The polysilane has at least one unit expressed by formulae (1)-(3) (wherein R<SP>1</SP>to R<SP>3</SP>express each H, an alkyl, an aryl, silyl, or the like; (m), (n) and (p) express each a positive integer).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003276479-A (JP)
Title: Movable bracket for electric traction
Inventor: SHIMADA RYUZO
IPC: B60M1/20
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a movable bracket capable of generally uniformly moving two suspended cables in extension direction according to the horizontal swing of a main pipe.  <P>SOLUTION: The base fitting 9 of a suspended cable support fitting 5 is horizontally fixed onto the main pipe 2, and a support fitting 10 is fitted onto the base fitting 9 so as to be horizontally rotated relative to each other within a specified angle. Two suspended cables M are placed and received by two gutter-like fittings 11 of the receiving fitting 10, and a clamp fitting 12 is fixed to the receiving fitting 11 so as to hold the suspended cables M between these fittings and the gutter-like fittings 11 to form the movable bracket. When two suspended cables M are simultaneously moved in a same direction by a same distance and the main pipe 2 is horizontally swung by a specified angle and follows up the suspended cables M, the receiving fitting 10 and the clamp fitting 12 for holding the suspended cables M are horizontally rotated relative to the main pipe to eliminate a difference in allowable movement distance between two suspended cables M according to the swing of the main pipe 2 to realize the uniform movement of two suspended cables M.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003284374-A (JP)
Title: Brushless motor control apparatus
Inventor: IKEDA SHIGEKI
IPC: H02P6/08
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small-sized and low-cost brushless motor control apparatus which can calculate a coil phase current value flowing to each coil phase of a brushless motor with a simple constitution.  <P>SOLUTION: The brushless motor control apparatus 1 drives a polyphase brushless motor 50 having a plurality of coil phases by an inverter 10 having a plurality of switching elements 111, 112. In this control apparatus 1, a shunt resistor 113 for measuring an element current value flowing through the element 112 is connected to the element 112 for driving each coil phase. The coil phase current value flowing to each coil phase is calculated based on the measured element current value, and the motor 50 is controlled based on the motor phase calculated based on the coil phase current value.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003281763-A (JP)
Title: Method and apparatus for correcting tilt, and optical disk unit
Inventor: ISHIYAMA YOSHIYUKI
IPC: G11B7/095
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To prevent increase in jitter, and to realize the best tilt correction even when read or write power is changed.  <P>SOLUTION: A CPU 12 controls a tilt driving means comprising an actuator drive system 5, a feed drive system 6 and a servo control circuit 8 according to a program recorded on a ROM 13, and thus a tilt is corrected so that an amount of jitter on correlation is minimized in a signal by using the signal having a correlation with the increase in the jitter caused by the tilt. A standardized sum signal from an optical pickup standardized by write or read power is used as a signal having the correlation, and the tilt is corrected so that the standardized sum signal is maximized.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003278648-A (JP)
Title: Lifting pump
Inventor: YAMAMOTO OSAMU
IPC: F03B13/14
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lifting pump and a sea area purifying device with the lifting pump operating without using fuel such as a fossil fuel and without completely using a machine element having a movable part.  <P>SOLUTION: At least a part of the air inlet port 12 formed in the lower end of an air box 11 is alternately located in the water and the air by the wave produced in the sea water surface H. A water suction port 33 formed in the lower end of an air lift pump 31 is located below the sea water surface H, and a drain port 34 formed in the upper end is located above the sea water surface H. One end part of the air feeding supply pipe 21 is connected to the air box 11 and another end part is connected to the air lift pump 31. The air in the air box 11 is periodically compressed by the wave power. Thereby, in the air lift pump 31, air blows out from the tip of the air supply pipe 22 and mixed with the sea water and the sea water is discharged from the drain port 34 to the surface of the sea.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003284457-A (JP)
Title: Fishing tackle
Inventor: KOIKE MAMORU
IPC: C25D11/30
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fishing tackle provided with components having excellent corrosion resistance, metallic appearance of the material to increase the bodily feeling and improved decorativeness.  <P>SOLUTION: The fishing tackle is provided with components made of a magnesium alloy and having a transparent coating layer on the surface. As an alternative, the fishing tackle includes components molded by casting an aluminum alloy or a magnesium alloy and having a transparent coating layer on the surface. The thickness of the transparent coating layer is 1-5 μm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003295505-A (JP)
Title: Developer, developer cartridge, and image forming apparatus
Inventor: ISHIHARA TORU
IPC: G03G9/08
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To restrain the occurrence of filming.  <P>SOLUTION: An additive whose particle size is smaller than that of a developer main body particle composed of at least resin and a colorant is added to the developer main body particles, and the free amount of the additive in the developer main body particles is set to ≤5.2×10<SP>-5</SP>pts.wt. with respect to the developer main body particles. In such a case, since the free amount of the additive in the developer main body particles is set to ≤5.2×10<SP>-5</SP>pts.wt. with respect to the developer main body particles, the occurrence of the filming is restrained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003292211-A (JP)
Title: Method for controlling heat roll stop of pin less conveyance
Inventor: KIKUCHI TORU
IPC: B65H23/188
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that a heat roll paper conveyance control does not form in a pin less conveyance printing a paper having no punch hole in a conventional heat roll paper conveying control using a paper punch hole.  <P>SOLUTION: The amount of the paper conveyance of a heat roll is controlled by a method for adjusting the driving speed of the heat roll so that the value of an angle sensor of a buffer part giving tension to a paper in a paper pass between a paper feed roll driving part which is the basis of paper conveyance and a heat roll driving part becomes a prescribed value. The actual amount of the paper conveyance coincides with the value of the position counter by renewing a heat roll position counter by a heat roll paper conveyance basis signal which synchronizes with a paper length signal. The heat roll can be stopped in the prescribed amount of the paper conveyance by adding a constant braking power to the heat roll driving part with the prescribed count value of the heat roll position counter which synchronizes with the actual amount of the paper conveyance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291604-A (JP)
Title: Rolling bearing device
Inventor: MATSUI SHUNICHI
IPC: B60B27/02
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To solve such problems that a rolling bearing device requires a large scale equipment because of a hub shaft is formed by hot rolling and its product accuracy is low, causing the necessity of after-machining, increasing the number of processes and production costs.  <P>SOLUTION: Since at least one inner ring member 11 can be formed into a cylindrical shape by forming a guide member 23 for mounting a disk brake as a body separated from other components constituting the roller bearing device 1, the device 1 can be produced using even a small scale and low cost equipment more than a conventional device wherein a hub shaft is formed into a solid cross section and the inner ring member 11 can also be formed highly accurately, and the capacity and the weight of the whole of the device 1 can also be reduced, making it possible to reduce rotation torque as a follower ring.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002338530-A (JP)
Title: Process for preparing n-benzylamine
Inventor: WINSEL HARALD
IPC: C07C213/02
Filed: 2002-04-02
Abstract: PROBLEM TO BE SOLVED: To provide a simpler process for preparing N-benzylamine. SOLUTION: This process for preparing the N-benzylamine comprises (i) in a first step, reacting benzaldehyde with a primary amine and providing an imine and (ii) in a second step, hydrogenating the imine with hydrogen in the presence of a catalyst containing one or more kinds of metals of groups 8 to 10 of the periodic table of elements and affording the N-benzylamine, wherein the imination (i) is carried out in a water-miscible solvent without removing formed water of reaction and the hydrogenation (ii) is carried out in the imine solution obtained by the imination (i) and containing the water of reaction.
Patent JP-2003304646-A (JP)
Title: Voltage-detecting device for battery pack
Inventor: SUGIMOTO TOMONAGA
IPC: H02J7/02
Filed: 2002-04-05
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a voltage-detecting device, capable of performing malfunction diagnosis of an operational amplifying part, without being affected by the driving conditions of a vehicle.  <P>SOLUTION: A cell controller C/C1 turns off cell switches SWa1 to SWa8 and a SWa41 at the malfunction diagnosis and turns on a reference voltage source switch SWc1 and capacity regulating circuit switches SWb1 to SWb8. When the detected voltage, in difference amplifying parts D1 to D8 is a difference below a prescribed value from one-eighth of voltage in a reference voltage source V1, the differential amplifying parts are diagnosed as being normal, and when the detected voltage is the difference equal to or more than the prescribed value, the differential amplifying parts are diagnosed as being at fault. A battery controller B/C estimates cell voltage value of cells C1 to C8, which are separated from the differential amplifying parts D1 to D8, using voltage detected data of cells C9 to C40 transmitted from cell controllers C/C2-C/C5, which are not yet fault-diagnosed and computes the whole voltage from the voltage estimated values of the cells C1 to C8 and single-cell detected voltage of the cells C9 to C40. The total voltage value is transmitted to a vehicle controller HCM.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002354575-A (JP)
Title: Parametric multiway speaker system based on ultrasonic wave
Inventor: KOLANO GUIDO
IPC: H04R17/10
Filed: 2002-04-08
Abstract: PROBLEM TO BE SOLVED: To provide novel method and system for controlling a parametric speaker system. SOLUTION: All converters are grouped such that each group is controlled by at least one modulator belonging to that group thus forming a parametric speaker system.
Patent JP-2003301724-A (JP)
Title: Intake air device of spark ignition engine
Inventor: YAMADA TAKAYUKI
IPC: F02B31/02
Filed: 2002-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To effectively quicken a flow speed of intake air at low speed operation time of an engine, and to effectively reduce flow resistance of the intake air at high speed operation time.  <P>SOLUTION: The axis 7A of an intake port 7 in an upstream side part 71 of an installing part of a valve guide 13 is formed in an almost straight shape, and an inclination of an upper wall 7a of the intake port 7 to the cylinder axis 2A is formed so that a downstream side part 72 of the installing part of the valve guide 13 becomes larger in the upstream part 72a, and the downstream part 72b becomes smaller than the upstream side part 71 of the installing part of the valve guide 13. An inclination of a lower wall 7b of the intake port 7 to the cylinder axis 2B is formed so that the downstream side part 72 becomes larger than the upstream side part 71 of the installing part of the valve guide 13. The intake port 7 is formed so that the effective passage area of the intake port 7 in the downstream side part 72 of the installing part of the valve guide 13 becomes larger than the upstream side part 71.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003304028-A (JP)
Title: Optical modulator integrated semiconductor laser
Inventor: TAKAGI KAZUHISA
IPC: H01S5/343
Filed: 2002-04-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical modulator integrated semiconductor laser which prevents a laser beam from being absorbed near an end face thereof and which enables easily cleavage at the end face.  <P>SOLUTION: The optical modulator integrated semiconductor laser includes a semiconductor laser, and an optical modulator integrated with the laser. The semiconductor laser comprises a semiconductor substrate having a front surface and a rear surface so that a laser unit and a modulator unit are specified on the front surface, an active layer provided on the laser unit of the substrate; an optical waveguide layer including an absorption layer provided in the modulator unit, a clad layer provided on the waveguide layer, an emitting end face of the modulator unit side disposed substantially perpendicularly to the optical waveguide formed in the waveguide layer, and a reflecting end face of the laser unit side. Further, the semiconductor laser comprises: a transparent waveguide unit specified between the laser unit and the reflecting end face; and a core layer having the optical waveguide layer provided in the transparent waveguide unit, and having a shorter band gap wavelength than the band gap wavelength of the active layer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302414-A (JP)
Title: Rotation sensor and bearing device equipped therewith
Inventor: FUKUYAMA HIROMASA
IPC: G01D5/245
Filed: 2002-04-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a simple rotation sensor which can detect the rotation speed and rotation direction of a rotating body.  <P>SOLUTION: The rotation sensor comprises a magnetic sensor 2 which detects changes in magnetic flux and outputs a voltage corresponding to the changes, and pulse generation means (11 and 12) which are installed in a peripheral direction of the rotor 1 and forms the change of the magnetic flux on the magnetic sensor 2 when the rotor 1 rotates. The pulse generation means (11 and 12) have a plurality of pairs of adjacent pattern sets forming different pulse widths (a and b) and also have at least one key pulse pattern forming a different pulse width (c) between the pattern sets.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003306880-A (JP)
Title: Apparatus for applying kink to steel wire
Inventor: MORIOKA AKITAKA
IPC: D07B5/12
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a kinks-applying apparatus capable of inexpensively removing twist of a wire applied in a kinks-applying means without depending on a false twist means.  <P>SOLUTION: The kinks-applying apparatus is equipped with a kinks-applying means 5 and a dancer roller group 4. The dancer rollers a and b arranged upstream of the kinks-applying means 5 are freely rotating inclined rollers inclined so as to apply twist to a direction which is reverse to a twist direction applied by the kinks-applying means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307227-A (JP)
Title: Bearing device and motor using the bearing device
Inventor: KANAZAWA TOYOJI
IPC: F16C35/02
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To prevent deformation exerted on the whole housing in fixation by calking of a sleeve.  <P>SOLUTION: This bearing device has a shaft 2, a sleeve 3 having a radial bearing surface 3a for supporting at least a radial directional load of the shaft, and a housing 4 for holding the sleeve, and relatively rotatably supports the shaft 2 to the sleeve 3 and the housing 4. The housing 4 has an opening housing hole 8 on at least one end for housing the sleeve 3, and fixes and holds the sleeve 3 by deforming and calking at least a part of the housing in a position separate at a prescribed distance in the shaft direction from the opening one end. The deformation of the whole housing is prevented by performing the calking positioning of the housing inside of the end part not at the opening end of the housing.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002369408-A (JP)
Title: Power control system
Inventor: SO SEICHIN
IPC: H02H1/04
Filed: 2002-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a power control system which prevents malfunctioning of a load device due to instantaneous service interruptions, by maintaining the supply of power for a specified time in the facilities, after occurrence of the instantaneous service interruptions. SOLUTION: This system comprises an emergency power off circuit 37, a first voltage rectifier 43, and a second voltage rectifier 49. The emergency circuit 37 prevents a power switch 39 from being tripped for one second, when the instantaneous service interruptions occur. The first rectifier 43 discharges DC power for a specified time, when AC power is not supplied via a power line by the instantaneous service interruptions. DC power supplied from the first rectifier 43 is supplied to the second rectifier 49, and the second rectifier 49 discharges stored DC power during the instantaneous service interruptions.
Patent JP-2003314819-A (JP)
Title: Gas combustion device for cloth drier
Inventor: MORIYA YOSHIFUMI
IPC: F23L9/02
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To shorten a flame, cool a combustion chamber, and attain a high load combustion by controlling the feed position and the direction of combustion air, in a gas combustion device for a cloth drier.  <P>SOLUTION: This gas combustion device for the cloth drier comprises: a primary combustion chamber 12 having a plurality of primary combustion chamber openings 13 in the upper part and a burner 11 having a plurality of flame holes 10 facing to its inside; a secondary combustion chamber 15 having a single secondary combustion chamber opening in the upper part and the primary combustion chamber facing its inside; and a main combustion chamber 18 having a single main combustion chamber opening 19 in the upper part and the secondary combustion chamber 15 facing to its inside. A plurality of primary combustion chamber air intake ports 14 are provided in the lower part of the primary combustion chamber 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003304739-A (JP)
Title: Aggregate soil comprising mud or waste soil and method for producing the same
Inventor: NAGAO SHUJI
IPC: C09K17/32
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing aggregate structure soil from silt having a single particle structure or from a clay-like waste soil by a mechanical system or by a method for operating the mechanical system.  <P>SOLUTION: This method for producing the aggregate soil comprises the first process for charging mud or waste soil containing fine soil particles in an amount of ≥50 vol.% as a raw soil for the aggregate soil into a first mixer 2, adding water to the raw soil to give a water content of 30 to 65 vol.%, and kneading the mixture, the second process for adding an aggregating agent (material) to the obtained kneaded product and further adding a solidifying agent, when the aggregate structure is strengthened, thus causing cross-linking reactions between the fine soil particles, and the third process for transporting the obtained reaction product to a second mixer 8, adding a water content- adjusting material to the transformed reaction product to give a water content of 20 to 45%, and adjusting the particle diameter of the soil by the bonding of the soil.  <P>COPYRIGHT: (C)2004,JPO