baber/WOPTO huggingface dataset:
Patent JP-2003129559-A (JP)
Title: Inflow ditch facility
Inventor: KAWAKAMI NAOYA
IPC: E03F5/14
Filed: 2001-10-26
Abstract: PROBLEM TO BE SOLVED: To make it possible to remove sand accumulated in an inflow ditch. SOLUTION: This is an inflow ditch facility built between a trunk line 1 and a sand basin 3, and carrying equipment 31 for carrying sand or the like settled in the main body of an inflow ditch 2 is carried to a sand basin 3 by the carrying equipment 31.
Patent JP-2003131410-A (JP)
Title: Reversal developing method, image forming method and image forming apparatus
Inventor: ITAMI AKIHIKO
IPC: G03G15/08
Filed: 2001-10-26
Abstract: PROBLEM TO BE SOLVED: To provide a reversal developing method using an organic photoreceptor less liable to generate black spots and voids and ensuring broad gradation and high image density and to provide an image forming method and an image forming apparatus using the reversal developing method. SOLUTION: In the reversal developing method, an organic photoreceptor is used which has a laminated structure comprising an electric charge generation layer and an electric charge transfer layer containing a compound of formula (1) on an electrically conductive substrate and a latent image on the organic photoreceptor is developed under conditions which satisfy the formulae 900 V<=|VH|<=1,500 V and 50 V<=|VH|-|VDC|<=300 V.
Patent JP-2003129018-A (JP)
Title: Easily peelable adhesive for polyethylene and its structure
Inventor: FUKUSHIMA MIKIO
IPC: C09J191/06
Filed: 2001-10-29
Abstract: PROBLEM TO BE SOLVED: To obtain an adhesive capable of being extruded and molded and having good detachability for polyethylenes in spite of a polyolefin-based resin. SOLUTION: The easily peelable adhesive for polyethylenes comprising a polyethylene-based resin (A) of 60-70 wt.%, a crystalline polybutene resin (B) of 10-25 wt.% and low molecular weight wax (C) of 5-20 wt.% is used.
Patent JP-2003126837-A (JP)
Title: Method for restoring contaminated soil
Inventor: TORIO AKIRA
IPC: B09B3/00
Filed: 2001-10-30
Abstract: PROBLEM TO BE SOLVED: To enable to easily cope with a distribution situation of contaminated soil and carry out purification treatment of a contaminated material in soil economically and in a short period. SOLUTION: An area containing soil contaminated with a hazardous material is classified in a planar manner into a heavily contaminated area and a lightly contaminated area. The heavily contaminated area C is dug through the interior by erecting a casing from a land surface and back-filled by a non-polluted material. The heavily contaminated soil in entirely replaced by carrying out the above repeatedly. The lightly contaminated area is provided with a pressurizing well 6 and a pumping well 7 at a fixed interval, a purifying treatment liquid injected from a tank 13 into the pressurizing well is penetrated into contaminated soil 15 and pumped up from the pumping well 7. The periphery of the pressurized well or the pumping well is replaced with sand soil 11 having good permeability by digging through erecting the casing and penetration of the treatment liquid is accelerated.
Patent JP-2003138488-A (JP)
Title: Leather-like sheet
Inventor: AKAMATA KAZUTO
IPC: D06N3/00
Filed: 2001-11-02
Abstract: PROBLEM TO BE SOLVED: To provide a leather-like sheet having the touch and feeling like natural leather and excellent adhesivity and flexibility of the resin applied to the surface of the sheet. SOLUTION: A resin containing natural fiber powder is sporadically applied to a surface of a leather-like sheet composed of a fiber aggregate impregnated with an elastic polymer and a coating layer formed on the fiber aggregate. The distance between the adjacent spots of the resin applied to the surface is 10-100 μm.
Patent JP-2003140411-A (JP)
Title: Image forming apparatus
Inventor: NAGAMINE NORIYOSHI
IPC: G03G15/04
Filed: 2001-11-02
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus that does not require many gradation correction tables, is of an easy control system, obtains target gradation reproducibility, eliminates the need to set the highest concentration than it is necessary, and prevents an image defect resulting from an increase in toner dust, etc. SOLUTION: A first sample image and a second sample image are formed on the surface of an electrostatic latent image carrier electrified to a predetermined surface potential. A quantity of exposure by the exposure means is determined based on the result of the first sample image detected by a density detecting means. Also a control means is provided for determining development bias application conditions based upon the result of the second sample image detected by the concentration detecting means.
Patent JP-2003135477-A (JP)
Title: Knee joint disorder in animal, method for correcting bone deformation, and fixing member
Inventor: KUWABARA MASATO
IPC: A61B17/86
Filed: 2001-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a method for easily and effectively correcting knee joint disorder in an animal and a bone deformation with it in a short time while keeping a knee function. SOLUTION: Quadriceps muscle of thigh is re-arranged at normal positions and, then, stifle bones (13a and 13b) are returned to the inside of trochlea grooves (14a and 14b). Then screws (17 and 18) are inserted to thigh bones (12a and 12b) from a front surface to keep the re-arrangement state of the quadriceps muscle of thigh. The quadriceps muscle is re-arranged by isolating rectus femoris. Fixing members are inserted to the thigh bones to allow a part of the members to be protruded to the front surface side from the thigh bones and the protruded parts hold the tendon of the rectus femoris.
Patent JP-2003151104-A (JP)
Title: Magnetic recorder
Inventor: ENOMOTO YASUHIRO
IPC: G11B5/09
Filed: 2001-11-09
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic recorder capable of detecting such an abnormality that a magnetic recording head is in an open state or the GND short-circuit state. SOLUTION: This recorder is constituted of recording current driving circuits Q4-Q7 of an H bridge type for driving the magnetic head L1, a bias circuit 4 for applying a bias voltage on the basis of a differential pair of transistors Q6, Q7 constituting these circuits, and a resistor R3 connected to a collector of a transistor Q2 constituting the bias circuit 4. Then, the open state or the short-circuit state of the magnetic head L1 is detected by means of detecting the amount of a terminal voltage of the resistor R3 by a comparator 2.
Patent JP-2003144782-A (JP)
Title: Multiple head type embroidery sewing machine
Inventor: AIKEI KINYA
IPC: D05C9/06
Filed: 2001-11-09
Abstract: PROBLEM TO BE SOLVED: To reduce forward-to-back width of a multiple head type embroidery sewing machine, and reduce cost of it. SOLUTION: This multiple head type embroidery sewing machine 1 is provided with a plurality of cylindrical beds 4 protruded on a front part of a table 3, a plurality of arms 5 extended forward above the respective cylindrical beds 4, a plurality of sewing machine heads 6 respectively supported by tip parts of the arms 5, a drive frame 7 placed on the table 3 to which embroidery frames corresponding to the respective sewing machine heads 6 are installed, and a plurality of Y-direction drive mechanisms 8 to drive the drive frames 7 forward and back. The Y-direction drive mechanisms 8 are supported by the arms 5 and the sewing machine heads 6 to drive the drive frames 7 from above.
Patent JP-2002184133-A (JP)
Title: Disk unit
Inventor: ISHIDA KATSUAKI
IPC: G11B21/02
Filed: 2001-11-12
Abstract: PROBLEM TO BE SOLVED: To reduce noise of heads and to speed up transfer rate by packaging intensively control ICs and peripheral circuits at the connection part of a flexible circuit board to an actuator. SOLUTION: A flexible circuit board 2 being a double-sided board is connected at a position where signals connected to respective heads of a disk unit are taken out to the outside of the actuator and control ICs 21, 22 are packaged on the surface of the front side of the flexible circuit board 2 by a flip chip packaging method and chip parts 23 are packaged on the board 2 of the side of a carriage 1 by a surface mounting technology and chip part housing grooves 16 for avoiding interference with the chip parts 23 on the board 2 are provided on the fitting surface of the board 2 of the carriage 1 and, moreover,  the radiating of heat is attained by packaging control ICs being in bared chip states by the flip chip packaging method at the connection part with the carriage of the board 2 and forming full patterns at front and rear surfaces of the package parts of the chip parts and the control ICs.
Patent JP-2003148092-A (JP)
Title: Falling preventive construction method for concrete fragment
Inventor: MATSUMOTO MOTONORI
IPC: E01D101/24
Filed: 2001-11-14
Abstract: PROBLEM TO BE SOLVED: To provide a construction method in which an inspection by the visual observation of a tunnel interior wall is facilitated and construction works and a repair are also conducted simply in the concrete fragment falling preventive construction method for preventing an accident by the peeling and falling of a concrete fragment on the tunnel interior wall. SOLUTION: A wire gauze is applied to the tunnel interior wall, the wires 3a of the wire gauze are fixed onto the tunnel interior wall by using a metal clasp 1, and a quenched pin 4 is driven and fixed to the tunnel interior wall by a nail driver through the hole of the metal clasp 1.
Patent JP-2003148291-A (JP)
Title: Flow control device
Inventor: NISHIMURA HIROYUKI
IPC: F02M51/00
Filed: 2001-11-14
Abstract: PROBLEM TO BE SOLVED: To provide a flow control device capable of hastening the formation of an oil film in a sliding part, securing the smooth movement of a valve member, and improving flow adjusting accuracy. SOLUTION: The valve member 30 is housed in a valve body 21 at the inner peripheral side thereof. The valve member 30 has a guide part 33 sliding with the inner wall surface 25 of the valve body 21. The inner wall surface 25 of the valve body 21 and the guide part 33 of the valve member 30 form a sliding part. The guide part 33 is formed with a groove 34 continued in the circumferential direction at peripheries of two positions in the axial direction. The groove 34 holds lubricating fuel. The fuel in the groove 34 is supplied to the sliding part, and the sliding part is formed with an oil film of the fuel. As a result, sliding resistance in the sliding part is reduced, and the valve member 30 can smoothly move. Flow adjusting accuracy by the movement of the valve member 30 can be thereby improved.
Patent JP-2003146618-A (JP)
Title: Cryoprotective method of liquid fuel for hydrogen generation
Inventor: SUDA SEIJIRO
IPC: C01B3/02
Filed: 2001-11-15
Abstract: PROBLEM TO BE SOLVED: To provide an effective cryoprotective method for a liquid fuel used for hydrogen generation, especially as a negative electrode liquid for a fuel cell without adding foreign matter such as a cryoprotective agent. SOLUTION: In the liquid fuel for hydrogen generation comprising sodium boron hydride dissolved in an aqueous sodium hydroxide solution with at least 10 mass % concentration, freezing is prevented by adjusting concentration of sodium boron hydride to a range within 70-260 g/L.
Patent JP-2003145401-A (JP)
Title: Lens grinding device
Inventor: AKAHORI TAKUYA
IPC: B24B55/02
Filed: 2001-11-16
Abstract: PROBLEM TO BE SOLVED: To provide a lens grinding device capable of easily peeling a lens from a grinding tool without directly touching a surface of the lens to be ground. SOLUTION: This lens grinding device is provided with the grinding tool 3 having a hole 23 inside thereof, a spindle 5 for rotating the grinding tool 3, while supporting it, and having a through hole 6 communicating with the hole 23 inside thereof, a rotary joint 8 connected to the through hole 6 of the spindle 5 for communication, a pump 15 for supplying the grinding liquid to the through hole 6 through the rotary joint 8, and a pressure-reducing valve 11 provided between the rotary joint 8 and the pump 15 to vary the secondary side pressure of the grinding liquid. When concluding grinding, the grinding liquid, of which secondary side pressure 12 is raised by the pressure reducing valve 11, is supplied between the lens 1 and the grinding tool 3.
Patent JP-2003143945-A (JP)
Title: Vegetation base
Inventor: YANESHITA AKIRA
IPC: E02D17/20
Filed: 2001-11-16
Abstract: PROBLEM TO BE SOLVED: To provide a lightweight vegetation base having given mechanical strengths and excellent in water-holding capacity. SOLUTION: This vegetation base comprises per m<3> of the constituent materials 30-130 kg of a hardening material, 40-100 kg of a lightweight aggregate and 200-600 kg of culture soil and 100-200 kg of water, and 1-1.5 pt(s).vol. of a water-holding material per pt.vol. of the culture soil. The vegetation base is obtained by molding the constituent materials.
Patent JP-2003157828-A (JP)
Title: Terminal short circuit preventing device of onboard battery
Inventor: MIYAZAKI YORIYUKI
IPC: H01M2/34
Filed: 2001-11-26
Abstract: PROBLEM TO BE SOLVED: To surely prevent a short circuit from occurring between battery terminals through a tool or the like in connecting a wire, an onboard unit or the like to each battery terminal of an onboard battery. SOLUTION: A short circuit preventing part 38 for stopping a tool from contacting to both a battery positive terminal 24P and a battery negative terminal 24N at the same time is interlaid between the terminals 24P and 24N. Alternatively, terminal protecting parts 34 and 40 for covering both the terminals 24P and 24N and for alternatively releasing the terminals to allow an external terminal to be connected are provided.
Patent JP-2003159548-A (JP)
Title: Coating device
Inventor: MIURA YOJI
IPC: B05B1/04
Filed: 2001-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method capable of eliminating clogging of clearances by a remote operation if spray clearances between an upper lip and a lower lip of a free jet-type feed nozzle are clogged with regard to a coating device.  <P>SOLUTION: In the coating device having the free jet-type feed nozzle 3 spraying a coating solution 8 to a base material 1, a constitution is so made that there is provided an actuator 26a which is driven so as to allow a tip of at least one lip 20 out of a pair of lips 4, 20 forming the spray clearances 3, 4 of the coating solution 8 to disengage and contact a tip of another lip 4 opposite thereto.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003162161-A (JP)
Title: Method and apparatus for heating sheet, method and apparatus for fixing
Inventor: FUJIMOTO KEISUKE
IPC: B06B1/02
Filed: 2001-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for heating a sheet and an apparatus therefor by which compact constitution can be attained and ultrasonic vibration energy can be uniformly imparted in a width direction of a sheet and to provide a method and an apparatus for fixing.  <P>SOLUTION: In the fixing apparatus in which toner on a fixing sheet 13 is thermally melted and is fixed by applying ultrasonic vibration while moving the fixing sheet 13, plural vibration members 11, 12 extending in a width direction orthogonally crossing a moving direction of the fixing sheet 13 are disposed so as to be able to be pushed to the fixing sheet 13 and an ultrasonic vibrator 15 is disposed at the vibration members 11, 12 so that the vibration members 11, 12 resonance with a longitudinal stationary wave in a longitudinal direction. Further these vibration members 11, 12 are disposed in parallel by sliding positions of knots of its vibration wave form.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003166037-A (JP)
Title: Drill pipe and manufacturing method therefor
Inventor: TAKAGAWA SHINICHI
IPC: C21D9/08
Filed: 2001-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a drill pipe having high strength, and superior SSC (sulfide stress corrosion) resistance and delayed fracture resistance, and to provide a manufacturing method therefor.  <P>SOLUTION: The drill pipe comprises a quenching and tempering type seamless steel pipe consisting of, by mass%, 0.20-0.28% C, 0.5% or less Si, 0.7% or less Mn, 0.010% or less P, 0.002% or less S, 0.8-1.2% Cr, 0.5-0.8% Mo, 0.06-0.09% V, 0.02-0.04% Nb, and the balance Fe with unavoidable impurities; and a quenching and tempering type tool joint consisting of, by mass%, 0.30-0.40% C, 0.5% or less Si, 0.6-1.2% Mn, 0.010% or less P, 0.002% or less S, 0.8-1.2% Cr, 0.15-0.35% Mo, 0.05% or less V, 0.04% or less Nb, and the balance Fe with unavoidable impurities. The seamless steel pipe and the tool joint are connected by friction welding and the welded part is partially quenched and tempered by means of heating.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003163477-A (JP)
Title: Power supply cooling structure and projector
Inventor: FUJIMORI MOTOYUKI
IPC: H05K5/02
Filed: 2001-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide power supply cooling structure more improving radiation capacity allowed to be utilized for various kinds of equipment including a projector and the projector using the cooling structure.  <P>SOLUTION: In a power supply 100 provided with a circuit board 101 on which a plurality of circuit elements are packaged and a cover member 110 capable of covering the circuit board 101 and having heat conductivity, the cover member 110 is abutted on heating transistors 103 and heating transformers 108 in the circuit elements so as to conduct heat. Air holes 113, 114, 211, 212 are formed on the bottom of the cover member 110 and the bottom of a lower side outer packaging case 210 corresponding to the bottom of the member 110 and air holes 111, 112, 221, 222 are formed on the ceiling of the member 110 and the ceiling of an upper side outer packaging case 220 corresponding to the ceiling of the member 110.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003169186-A (JP)
Title: Facsimile equipment and method for controlling facsimile equipment and control program for facsimile equipment
Inventor: YOSHIDA TAKEHIRO
IPC: H04N1/00
Filed: 2001-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To appropriately input and register selective information for a called station in the equipment for supporting facsimile communication by PSTN connection or Internet facsimile communication by ITU-T recommendation T.37 or T.38.  <P>SOLUTION: When call or registering dial data, control is made so that user-inputting selective information may be a type agreeing with a communication route for the facsimile communication. In registration by means of a one- touch key or in call information input, an enquiry is made to a user. Any one of the selective information having different forms is appropriately selected so that a telephone number in the facsimile communication by the PSTN connection to facsimile equipment 113, a mail address in the facsimile communication by T.37 protocol via Internet 106, and the telephone number or the mail (host) address in the facsimile communication by recommendation T.38 protocol may be used.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003168826-A (JP)
Title: Light source unit and image recorder
Inventor: HAYASHI HIDEKI
IPC: B41J2/45
Filed: 2001-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light source unit for image recording which can be reduced in size and can be driven stably.  <P>SOLUTION: In the light source unit, a drive chip 213 on which a plurality of LED bare chips 211 and current supply circuits are formed is mounted directly on the same side 214a of a substrate 214. The plurality of LED bare chips 211 are arranged two-dimensionally with high density in a region 211a to reduce the size of the light source unit 21. One LED bare chip 211 is supplied with a current from the plurality of current supply circuits formed in the drive chip 213. Even if a part of the plurality of current supply circuits fails, the LED bare chips 211 can be lighted appropriately by altering current supply from other current supply circuits.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003172296-A (JP)
Title: Centrifugal fan
Inventor: OKATSUKA TAKAAKI
IPC: F04D29/30
Filed: 2001-12-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a centrifugal fan capable of delivering gas of a plurality of different pressures and flow rates such as a low head, a high amount of wind, a high head and a low amount of wind by one device, collecting a plurality of devices conventionally required into one device, reducing a facility cost and an installment area and also reducing a total dynamic power consumption amount.  <P>SOLUTION: A blade part 4a for low wind pressure and a blade 4b for high wind pressure are formed on respective blades as a plurality of blade parts having different height. A delivery flow passage 2 is divided into a plurality of parts such that gases of different pressures in which a pressure is raised by the blade part 4a for low wind pressure and by the blade part 4b for high wind pressure.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003171354-A (JP)
Title: Method for producing optically active amine compound or its salt
Inventor: TANAKA HIROMI
IPC: C07C211/03
Filed: 2001-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently obtain an optically active amine compound or its salt.  <P>SOLUTION: This method for producing the optically active amine compound or its salt comprises a step for reacting a ketone compound represented by formula (1a) (wherein R<SP>1</SP>is a hydrocarbon group, or the like which may have a substituent group; R<SP>2a</SP>is a hydrocarbon group, or the like which has at least oxo group and further may have a substituent group) with an optically active amine compound represented by formula (2) (wherein R<SP>3</SP>is an aryl group which may have a substituent group; R<SP>4</SP>is a lower alkyl group which may have a substituent group; C<SP>1</SP>means an asymmetric carbon atom) in the presence of an organic acid to provide the corresponding optically active imine compound, a step for hydrogenating the imine compound in the presence of a catalyst to provide the corresponding amine compound, a step for carrying out hydrocracking of the amine compound or its salt in the presence of a catalyst, and a step for reducing the treated compound with a reducing agent.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003173601-A (JP)
Title: Disk reproducing apparatus
Inventor: YAMANAKA TAKASHI
IPC: G11B27/36
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a disk reproducing apparatus which can detect a position of an inserted disk and can discriminate between a large disk and a small disk by simple constitution.  <P>SOLUTION: A wiring board is disposed at one and a contactor is disposed at either one of a pair of detection levers which rotate with opening and closing by being linked with each other when the disk is inserted and a disk guiding plate on which these are mounted. A rotary switch is constituted of the wiring board and the contactor and detection of the position of the disk and discrimination of the large disk and the small disk are performed by difference of output signals of the rotary switch.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003174063-A (JP)
Title: Semiconductor device
Inventor: TAKAHASHI YOSHIKAZU
IPC: H01L25/065
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a tape carrier having such a structure as a plurality of semiconductor elements can be mounted on one tape carrier.  <P>SOLUTION: Among a base tape 11 having a device hole 14, a plurality of leads 16 provided on the base tape 11, and these leads 16, inner leads projecting from the device hole edge 15 of the device hole 14 toward the central direction thereof have a plurality of different lengths.  <P>COPYRIGHT: (C)2003,JPO