baber/WOPTO huggingface dataset:
Patent JP-2004110895-A (JP)
Title: Optical pickup
Inventor: SOU YOUCHIYOU
IPC: G02B26/08
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small-sized and light-weight optical pickup capable of improving the tracking accuracy with respect to an optical disk rotating at a high speed.  <P>SOLUTION: In the optical pickup provided with a laser element 24, a reflective mirror part 30 for reflecting laser beams for tracking, and an objective lens 32 for converging the laser beams which are reflected by the reflective mirror part for the tracking, to a recording surface of the optical disk, the reflective mirror part for the tracking is furnished with a mirror body 40, a planar thin and long supporting body 42 arranged along the outer periphery of the mirror body for supporting the mirror body with the both ends, a fixed frame part 44 arranged along the outer periphery of the supporting body for holding the supporting body, and driving means 46a-46d arranged on specified divided areas of the supporting body for tilting the mirror main body to the optional direction by deforming the supporting body to the ruggedly warped state in the manner of deforming so as to be extended or contracted by the voltage control.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003093163-A (JP)
Title: Study desk and upper shelf used therefor
Inventor: NOZUE MICHIKO
IPC: A47B65/00
Filed: 2002-09-17
Abstract: PROBLEM TO BE SOLVED: To improve convenience for use of a study desk with an upper shelf placed on the back part. SOLUTION: This upper shelf is equipped with a bookshelf 4 with a partition 27 fixed on a mount plate 26. The partition 27 of the book shelf 4 can be changed into a posture upward facing or downward facing. Because a space is kept in the upper side of the mount plate 26 even in the downward facing posture, books 47, etc., can be laid on the mount plate 26. Convenience for use is improved resulting from that the bookshelf 4 can support books, etc., so as to be hardly toppled down without harming the function to support books, etc.
Patent JP-2004106336-A (JP)
Title: Manufacturing method for conductive layer laminated material and manufacturing method for part using conductive layer laminated material
Inventor: SAIJO KINJI
IPC: B32B7/02
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method for a conductive layer laminated material obtained by inserting a non-alloy conductive layer having conductivity and a conductive layer in the gap between a conductive plate excellent in conductivity and a polymer plate becoming a substrate, and a manufacturing method for a part using the conductive layer laminated material.  <P>SOLUTION: In the manufacturing method for each of the conductive layer laminated materials 20 and 21 obtained by inserting the non-alloy conductive layer 25 and the conductive layer 27 in the gap between the conductive plate 26 and the polymer plate 24, the conductive plate 26 and the polymer plate 24 are subjected to activation treatment on the bonding scheduled surface sides thereof. Thereafter, the conductive layer 27 is laminated to at least one of the conductive plate 26 and the polymer plate 24, and the conductive plate 26 and the polymer plate 24 are brought to a contact state so that the conductive layer 27 and the non-alloy conductive layer 25 become inside to be stacked, laminated and bonded to manufacture each of the conductive layer laminated materials 20 and 21. The part adapted to a display is manufactured using each of the conductive layer laminated materials 20 and 21.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004110940-A (JP)
Title: Magnetic tape cartridge
Inventor: ISHIHARA YUSUKE
IPC: G11B23/107
Filed: 2002-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic tape cartridge in which automation for assembling a door and a tension coil spring to a cartridge case can be easily realized and its assembling method.  <P>SOLUTION: A slide door 6 and a pin 8 are held by a parts holding tool 20 with vertical erected attitude in a state that a tension coil spring 7 is hooked to a door side spring hook part 6C of the slide door 6 and the pin 8. Then the middle part 6g of the slide door 6 is held by a robot hand RH1, the upper end part 8a of the pin 8 is held by a robot hand RH2, and the slide door 6 and the pin 8 are assembled at the lower half of a cartridge case at the same time.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004111675-A (JP)
Title: Mounting method
Inventor: HAYASHI KUNIHIKO
IPC: H01L25/04
Filed: 2002-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mounting method capable of easily mounting chip parts of micro size, which has been difficult with such coating technology as dispenser, for improved yield in a manufacturing processes.  <P>SOLUTION: The mounting method includes a process where a plurality of pieces or a plurality of kinds of elements are fabricated in a common base body, a process where an adhesive layer 3 is formed on one surface of the base body in at least a region, where an element is present, a process where a prescribed point of the base body is cut to form a chip part 8 which contains at least one element, while comprising the adhesive layer 3 on one surface, and a process where a chip part 8 is mounted on the adhesive layer 3 side.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004117032-A (JP)
Title: Semiconductor integrated circuit device and its screening method
Inventor: YAMASHITA MICHIO
IPC: G01R31/30
Filed: 2002-09-24
Abstract: <P>PROBLEM TO BE SOLVED: To collectively screen an area between a base and an emitter or between the ground and source of a plurality of transistors that are related through a current mirror circuit.  <P>SOLUTION: The semiconductor integrated circuit device is composed so that a pad 5 connected to the collector of a transistor Q2 in a constant current circuit 2 is provided and current is allowed to flow to an external power supply 16 via a pad 5 regarding screening, thus increasing current flowing to the transistors Q2, Q4, Q5, and Q7-Q13 for increasing the voltage between the base and the emitter, and collectively screening the area between the base and the emitter independently from a power supply voltage VP.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004119471-A (JP)
Title: Photoelectric converter and optical communication system provided with the same, and optical disk device
Inventor: MATSUO JUNKO
IPC: G11B7/13
Filed: 2002-09-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photoelectric converter simplified in structure but capable of achieving a low noise level from a low to high frequency range, and to provide an optical communication system provided with the same.  <P>SOLUTION: In this photoelectric converter in an optical communication module 10 for an optical communication system, a voltage selector 4 selects one of the voltages to a photodiode 5 from 2 V of a first power source 1 and 5 V of a second power source 2, and supply the selected voltage to the photodiode 5. The selection is made by a signal identification section 6 that recognizes the communication rate based on signals received from the photodiode 5 and controls the voltage selector 4 accordingly. In this way, frequency characteristics are established in the photodiode 5 suitable for the frequency band of optical signals to deal with.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004116602-A (JP)
Title: Device for grasping gas remaining quantity
Inventor: OKU MASARU
IPC: F02M21/02
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device for grasping gas remaining quantity in a gas vessel for storing gas as fuel accurately and at low cost.  <P>SOLUTION: A gas vessel 1 is divided into a plurality of cells 3a to 3e, to which branched pipes 5a to 5e branched from a pipe 5 are connected respectively, solenoid valves 6a to 6e are placed on the pipes 5a to 5e respectively, a pressure sensor is placed on the pipe 5, a memory device 13 is connected to an electronic control device 12 for controlling the solenoid valves 6a to 6e to supply and feed gas in each cell. The memory device 13 memorizes the full/empty status of each cell, and the remaining gas quantity in the cells in use is calculated from the formula of the cell internal pressure - gas remaining quantity stored in the memory device 13 and the gas remaining quantity in the gas vessel is obtained by adding the cells in full to the calculation. The gas remaining quantity in the gas vessel can be calculated easily and accurately by memorizing the open/close status of the opening/closing valves (solenoid valves) and the status (empty/full/remaining quantity) for each cell, which prevents an increase in weight and cost.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004116603-A (JP)
Title: Pressure oil recovery device
Inventor: NAGURA SHINOBU
IPC: F15B21/14
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pressure oil recovery device capable of controlling rotation of a variable hydraulic motor mechanically connected to a driving means at a desired rotation by carrying out gang control of a pressure oil state of return pressure oil from one or more hydraulic actuators and an absorbing capacity of the variable hydraulic motor supplied with the pressure oil.  <P>SOLUTION: A set pressure of a pressure control valve is controlled by controlling a solenoid valve provided in the pressure control valve 5 so that a pressure of the return pressure oil from the one or more hydraulic actuators is a pressure responding to a swash plate angle so that a rotational frequency of the variable hydraulic motor is a desired rotational frequency.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004114198-A (JP)
Title: Sheet cutting apparatus, and sheet processing apparatus and image processing apparatus equipped with the same
Inventor: UENO YUJI
IPC: B26D7/20
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet processing apparatus, which can elongate durability of a receiving mat by shifting its position for receiving a cutting blade before the formation of a groove by the cutting blade by making the receiving mat movable, and can improve chip processing ability by automatically processing cut-off sheet chips by the shape of the receiving mat and the moving or turning function of the receiving mat.  <P>SOLUTION: The typical configuration of the sheet cutting apparatus is provided with a cutting blade 81 for cutting a bundle of sheets, a mat 91 for receiving the cutting blade 81, a moving means for changing the receiving position of the mat 91 when receiving the cutting blade 81, and a counting means for counting the number of times of the cutting operation for a bundle of the sheets. The apparatus controls the receiving position of the mat 91 according to the counted information.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004120218-A (JP)
Title: Data communication controller, reproduction output unit and data communication control method
Inventor: HAMAGUCHI YOSHIHARU
IPC: G06F13/38
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data communication controller in which power consumption of a communication device is suppressed, and to provide a reproduction output unit and a data communication control method.  <P>SOLUTION: A printer 1 receives data being transmitted from a mobile computing device 2 and stores it in a buffer 15. A CPU 12 operates the average value of transmission data Da stored in the buffer 15 along with the residual buffer capacity. The CPU 12 compares the average value with the residual buffer capacity, and if the average value exceeds the residual buffer capacity, does not permit reception of the transmission data Da but transmits a disconnect request signal from a communication interface 16 to the mobile computing device 2. The mobile computing device 2 receives the disconnect request signal at a communication interface 7 through radio communication and a CPU 5 releases communication mode of the mobile computing device 2 based on that disconnect request signal and then disconnects communication.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004116634-A (JP)
Title: Coupling device for metallic pipe
Inventor: OGAWARA MASAHIRO
IPC: F16L19/00
Filed: 2002-09-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coupling device for a metallic pipe by which diameter expanding work of a metallic pipe is reliably carried out and an effect by sudden pressure change can be minimized.  <P>SOLUTION: The coupling device 1 is provided with a metallic pipe 2 having a diameter of one end expanded, and a through hole 7 to whose axial center an expanded diameter part 6 of the metallic pipe 2 is fitted, male screws 8 provided to both ends of the outer peripheral part, a coupling body 3 having taper holes 9 provided to both ends of the through hole 7, and a fastening nut 4 screw-engaged with the male screw 8 of the coupling body 3, wherein the inside diameter D<SB>1</SB>of a regulating flange 13 is made a little larger than the outside diameter D<SB>2</SB>of the smaller diameter part 12 of the metallic pipe 2 and a little smaller than the outside diameter D<SB>3</SB>of the expanded diameter part 6, and a packing 5 is interposed between the taper hole 9 and the regulating flange 13. The spring material 11 mutually thrusting the metallic pipes 2, 2 in a spacing direction is interposed between a pair of metallic pipes 2, 2 opposite to each other inside the through hole 7 of the coupling body 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004120900-A (JP)
Title: Connection structure of steering connector and steering wheel
Inventor: HAYASHI HIROAKI
IPC: B60R16/027
Filed: 2002-09-26
Abstract: <P>PROBLEM TO BE SOLVED: To improve the durability of a flat cable in a SRC of reverse type.  <P>SOLUTION: An ended annular relief groove 26 around a steering shaft 1 is formed on the top of a rotating case 16 in the SRC7, a protruding section 9 is formed on a bottom 3a of a steering wheel 3, and the protruding section 9 is inserted so as to move on the relief groove 26. Even if the steering wheel 3 is rotated, the rotating case 16 will not rotate until the protruding section 9 comes into contact with the peripheral end of the relief groove 26, thus the rotating case 16 of the SRC7, and by extension, the movement of the flat cable 20 can be restrained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004119862-A (JP)
Title: Method of manufacturing semiconductor device
Inventor: ISHIKAWA AKIRA
IPC: H01L27/12
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a semiconductor device from which the damage given to an element by a plasma process or doping process performed in an LDD forming step is reduced to the utmost.  <P>SOLUTION: The damage given to the element by the plasma process is reduced to the utmost by reducing the density of electric charges accumulated in a gate electrode during the course of anisotropic etching performed in the LDD forming step, by forming an LDD in a state where a conductive protective film is formed to cover the whole surface of a substrate. In addition, the damage given to the element by charged particles in a high-concentration impurity adding (doping) step is also reduced to the utmost.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004114961-A (JP)
Title: Turn controller for running vehicle
Inventor: KIKUZAWA HIROMASA
IPC: A01D69/03
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To improve a turn control mechanism incorporated in a transmission case for running.  <P>SOLUTION: This transmission case 4 for running is constituted in such a way that it has a swash plate 1a capable of changing pressure oil discharge amount and lets a pair of variable hydraulic devices 1 act by connecting and arranging them by an exclusive hydraulic circuit part 2 in accordance with the same specifications allowing common use as a pump and a motor and both variable hydraulic devices 1 are arranged at adequate positions of a gear interlocking mechanism having a steering clutch 3 for gear shifting and transmission. When a vehicle body 5 turns, release action of the steering clutch 3 and closing of the hydraulic circuit part 2 are substantially simultaneously performed to start the operation of the swash plate 1a of the variable hydraulic device 1 for turning action. When returning the vehicle body into a straight advance condition, the swash plates 1a of the left and right variable hydraulic devices 1 are returned to an original condition, and then the hydraulic circuit part 2 is opened simultaneously with letting-in action of the steering clutch 3 for straight advance running.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004125513-A (JP)
Title: Hydrogen sensor and electrolytic water generator equipped with hydrogen sensor
Inventor: NAKANO SUMIAKI
IPC: C02F1/46
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a miniaturizable and weight-reducible hydrogen gas sensor dispensing with a high temperature to be applied to a sensitive part, and capable of preventing deterioration of a diaphragm or an electrolytic solution by dispensing with them, when measuring a hydrogen concentration in a gas phase or a liquid phase.  <P>SOLUTION: This hydrogen sensor 1 for measuring the hydrogen concentration in the gas phase 17 is equipped with the sensitive part 2 generating an electric resistance change by being brought into contact with the gas phase 17 containing hydrogen, and the sensitive part 2 is formed from a hydrogen absorbing element metal or alloy. This hydrogen sensor 1 for measuring the dissolved hydrogen concentration in the liquid phase 18 is equipped with the sensitive part 2 generating an electric resistance change by being brought into contact with the liquid phase 18 wherein hydrogen is dissolved, and the sensitive part 2 is formed from a material selected from a nano-carbon material, the hydrogen absorbing element metal and the hydrogen absorbing alloy.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004126848-A (JP)
Title: Similar case retrieval method
Inventor: MASHITA EIJI
IPC: G06Q10/00
Filed: 2002-10-01
Abstract: <P>PROBLEM TO BE SOLVED: To enable a person including a person having less project experience to properly and easily retrieve a necessary similar case.  <P>SOLUTION: One pattern is selectively read from a plurality of patterns comprising one or more similarity items and the weight of each item in a table 102, and the weight of each similarity item of the pattern is stored. Each similarity item of the pattern and a keyword inputted by a user in relation to this similarity item are stored in a table 122. For all projects of project information storing each similarity item and the keyword inputted in conformation to the similarity item concerned of each project in the table 112, it is determined whether the similarity item and keyword of the project are matched to the similarity item and keyword in the table 122, and when they are matched, the value of the stored weight attached to the similarity item is taken as the score as the matched project to calculate the similarity of the project.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004124215-A (JP)
Title: Bearing steel of excellent rolling service life under environment with foreign matters mixed therein
Inventor: KINAMI TOSHIYA
IPC: C22C38/00
Filed: 2002-10-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide inexpensive bearing steel having excellent rolling service life characteristic under the environment with foreign matters mixed therein only by applying hardening and annealing thereto without carbo-nitriding.  <P>SOLUTION: The bearing steel has a composition consisting of, by weight, 0.8-1.2% C, ≤ 1.0% Si, 1.5-3.5% Mn, ≤ 0.03% P, ≤ 0.03% S, 0.3-2.5% Cr, 0.005-0.050% Al, ≤ 0.003% Ti, ≤ 0.0015% O and ≤ 0.015% N, and further, one or two or more kinds of 0.1-3.0% Ni, 0.05-1.00% Mo and 0.05-1.0% V as necessary, and the balance Fe with inevitable impurities. The surface hardness after the hardening and annealing becomes ≥ 58 HRC, and the residual austenite is 20-45%.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004127149-A (JP)
Title: Theft preventing system and equipment constituting the system
Inventor: KOIKE HIDEO
IPC: G06F1/00
Filed: 2002-10-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a theft preventing system and equipment constituting the system without troublesome authentication works by a user in using terminal equipment having a management number unique to the equipment.  <P>SOLUTION: A means for previously registering a management number of the other terminal equipment is provided to the terminal equipment having the management number unique to the equipment. When the registered management number and a management number of currently connected terminal equipment are identical, the system can be used, and when they are not identical, using of the terminal equipment is restricted, and thereby stolen terminal equipment cannot be used.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004124635-A (JP)
Title: Block
Inventor: IDO HISATOSHI
IPC: E01C15/00
Filed: 2002-10-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a block capable of providing a laying pattern of a joint pattern having an excellent design property with a minimum required stock management cost and laying work cost.  <P>SOLUTION: A basic block 11 has a block body 13 made of concrete, and a channel 20 which becomes a pseudo-joint is formed in the block body 13. The channel 20 is formed at a position where the area of a surface 14 in the block body 13 is divided into substantially 2:1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003158155-A (JP)
Title: Bonding tool and bonding apparatus for electronic component
Inventor: HISAKU MASAFUMI
IPC: H01L21/607
Filed: 2002-10-07
Abstract: PROBLEM TO BE SOLVED: To provide a bonding tool and a bonding apparatus for an electronic component which are compact and have a superior vibration utilizing efficiency while a necessary bending rigidity is secured. SOLUTION: A bonding apparatus for an electronic component gives vibration to an electronic component 30 while pressing the electronic component 30 against a board 32 by a bonding tool 14 to bond the electronic component 30 to the board 32 with a pressure. In the cross-sectional shape of the horn 15 of the bonding tool 14, the cross-sectional area of the horn 15 on the side of a pressure- bonding surface 15f is formed at a position corresponding to an antinode of a standing wave of the vibration and bonds the electronic component 30 with a pressure, and is smaller than the cross-sectional area on the side of a vibrator 17. The cross-section of the horn 15 at least on the side of the pressure-bonding surface 15f is shaped so as to obtain a maximum bending rigidity in a direction of pressing the pressure-bonding surface 15f against the board 32.  With such a constitution, the amplitude of the vibrator 17 can be amplified at the time of bonding and bend of the horn 15 caused by a bonding load can be suppressed to carry out satisfactory bonding.
Patent JP-2004130160-A (JP)
Title: Bathwater circulating and filtering device
Inventor: MIZUKAMI AKIRA
IPC: B01D35/027
Filed: 2002-10-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bathwater circulating and filtering device for circulating and supplying sterilized and negatively ionized bathwater by a combination of a filter member and a negative ion producing substance.  <P>SOLUTION: The bathwater circulating and filtering device is constituted of a bathwater taking-in hose 2 for taking bathwater in a bathtub 1, a circulating pump 3 for circulating the bathwater taken in from the bathwater taking-in hose 2, a filter tank 4 for filtering the circulated bathwater, a negative ion producing tank 5 for permitting the bathwater filtered by the filter tank 4 to pass to produce negative ions, a temperature-sensor 6 being a means for sensing the temperature of the bathwater, a heating part 7 for heating the bathwater to a predetermined temperature and a bathwater discharge hose 8 for again discharging the bathwater into the bathtub 1.  <P>COPYRIGHT: (C)2004,JPO