baber/WOPTO huggingface dataset:
Patent JP-2002359535-A (JP)
Title: Piezoelectric device
Inventor: ENDO HIDEO
IPC: H03H3/04
Filed: 2002-03-11
Abstract: PROBLEM TO BE SOLVED: To provide a piezoelectric device which enables precise frequency adjustment and is equipped with superior performance of shock resistance, even if it is made compact in size. SOLUTION: This piezoelectric device is equipped with a package 36, which is made to form an inner space S by stacking a plurality of ceramic boards, a piezoelectric oscillation piece 32 which is accommodated in this package, and a glass cover 39 for sealing the package by being fixed to the top of the package via low-fusing point glass, and reinforcing materials 45a and 45b are arranged between at least a part of mutual stacked boards seated above or in between the top of the package and the low-fusing point glass.
Patent JP-2003263232-A (JP)
Title: Band gap reference circuit
Inventor: TOMIOKA KOJI
IPC: G05F3/24
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bandgap reference circuit, having a start-up circuit which allows performing start-up operations with stability and configuring the start-up circuit easily.  <P>SOLUTION: The reference circuit is composed of a reference voltage generating part 1 for generating reference voltages and a start-up circuit 3 for starting up the generating part 1. The generating part 1 has a Darlington circuits 11 and 12, an operational amplifier 13, MOS transistors M1-M4 as current sources and resistors R1-R3. The start-up circuit 3 has a current source 31, a current comparator 32, a switch 33 and a current source 34. The current source 31 is composed of a MOS transistor M5 and generates a current, in proportion to the currents flowing into the MOS transistors M1-M4. The current comparator 32 compares a current 15, flowing through the MOS transistor M5 with a reference voltage IREF and controls the ON/OFF of the switch 33 in response to the comparison result.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003274643-A (JP)
Title: Dc voltage transducer
Inventor: CHIN NOBORU
IPC: H02M3/155
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To execute starting control in which load voltage is boosted gradually while load current is restricted at or below a fixed value even under extremely heavy loaded condition at the start, thereby shifting to steady-state voltage output operation.  <P>SOLUTION: A start control means 301 performs a mode selection control function to switch an output control from a start control to a constant voltage control mode in which, when a load voltage reaches a predetermined switching voltage, the load voltage is maintained at a command level, and to switch to a constant current control mode in which, when a load current reaches a predetermined switching current, it is maintained at a predetermined load current. The start control means 301 switches the output control from the start control to the constant voltage control mode or the constant current control mode in which, when a switching frequency reaches a specified value, a switching frequency is maintained at or below the predetermined frequency, monitors a load voltage Vo from a switching element Q1, and causes switching signals to increase in frequency until the load voltage Vo reaches the command level.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270103-A (JP)
Title: Method of sampling fluid in fluid supply facility
Inventor: UENO YASUHIRO
IPC: F17C13/02
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To carry out sampling without depending on manual work, even when a sampling device is not provided, in a piping or the like of low using frequency.  <P>SOLUTION: The sampling devices 14, 24 are provided in lines 13, 23 for feeding LNG stored in LNG tanks 11, 21 as city gas and fuel for power generation, in an LNG supply facility 10, so as to allow component analysis by automatic sampling. A sampling device 7 is not provided in lines 16, 26 used for delivery shipment to a domestic vessel or the like, but delivery pumps 12, 22 are operated to conduct sampling by the sampling devices 14, 24. The sampling is carried out in advance, posteriorly, or in both, and a change in a midway thereof is allowed to be simulated.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003231873-A (JP)
Title: Acrylic adhesive composition
Inventor: YAGO SHINICHI
IPC: C09J133/00
Filed: 2002-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an adhesive composition excellent in flexibility, rapid hardenability and adhesive strength.  <P>SOLUTION: The acrylic composition (1) comprising (A) an acrylic resin, (B) an epoxy resin and (C) a curing agent for the epoxy resin. The acrylic resin (A) in the composition (1) is a copolymer comprising (a) 10-50 wt.% of (meth)acrylonitrile, (b) 40-85 wt.% of lower alkyl (meth)acrylates and (c) 2-10 wt.% of an unsaturated carboxylic acids. The lower alkyl (meth)acrylates (3) in the copolymer (2) comprise at least one kind selected from ethylacrylate, butylacrylate, butylmethacrylate and isobutylmethacrylate. The unsaturated carboxylic acids (4) comprise at least one kind selected from (meth)acrylic acid and itaconic acid.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003277925-A (JP)
Title: Sputtering target
Inventor: NONAKA ICHIRO
IPC: C23C14/34
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sputtering target with which dust and particles originating from redeposited films and nodules can be reduced.  <P>SOLUTION: The sputtering target is used for a magnetron sputtering system in which a film is deposited in a state where regions having a strong magnetic field and regions having a weak magnetic field are formed on the surface to be sputtered of a sputtering target. In the face to be sputtered in the sputtering target, the regions having the strong magnetic field are thickened, and a recessed part is formed in a taper shape in such a manner that the thickness decreases from the regions having the strong magnetic field toward the regions having the weak magnetic field.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003275614-A (JP)
Title: Foamed plastic dissolving treatment machine
Inventor: NIKAIDO YOSHISADA
IPC: B02C18/18
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a foamed plastic dissolving treatment machine capable of efficiently dissolving a large amount of foamed plastic in a short time by a small-sized apparatus.  <P>SOLUTION: A charging port 2 is provided to the upper part of a main body case 1 and a chute 4 is provided in the main body case 1 on the lower part side of the charging port 2. Two rotary blades 5A and 5B one of which is rotated at a higher speed as compared with the other on of them are horizontally attached to the lower end opening part of the chute 4. The edge parts 10A and 10B of these rotary blades 5A and 5B are formed by radially providing a plurality of plate-shaped blades 8A, 8B, etc., formed into an uneven comb-tooth shape to be meshed with each other to rotary shafts 7A and 7B in a protruded state. Further, a treatment tank 15, in which a solvent 14 for dissolving a foamed plastic 13 is housed, is arranged under the rotary blades 5A and 5B and stirring blades 16 are provided in the treatment tank 15.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002288881-A (JP)
Title: Optical information recording medium
Inventor: YAMADA NOBORU
IPC: G11B7/24067
Filed: 2002-03-22
Abstract: PROBLEM TO BE SOLVED: To provide an optical information recording medium that can increase the number of repeated recording and reproducing while maintaining the optical properties regardless of the scanning speed by overcoming the problem that a reflector layer, if made thinner, drops its heat spreading capability. SOLUTION: The base 1 has a first dielectric layer 2, a recording layer 3, a second dielectric layer 4, and a reflector layer 5 all laminated on it. Further on the reflector layer 5, an auxiliary heat-spreading layer 8 almost optically transparent to the laser beam for recording and reproducing is formed to spread the heat on the reflector layer. In this way, an equivalent effect to the increased heat capacity is obtained for the reflector layer 5 when viewed from the laser beam input surface. Thus, even the linear speed is low in recording and reproducing, the number of repeated recording and reproducing can be increased.
Patent JP-2002368297-A (JP)
Title: Piezoelectric transducer and method for manufacturing the same, and liquid-drop injection device
Inventor: TAKAHASHI YOSHIKAZU
IPC: H01L41/22
Filed: 2002-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a piezoelectric transducer which is simple polarization process without crosstalks, and to provide a method for manufacturing the same, and liquid-drop injection device. SOLUTION: A piezoelectric material plate 31 are arranged continuously along a plurality of liquid-cells 5. In the piezoelectric material plate 31, electrodes 11 and 12 for polarization are respectively formed in the position, corresponding to the center of each liquid-cell 5 and a partitioning wall 51 between the liquid-cells 5, and drawn out to the surface of the piezoelectric material plate 31 through through-hole structures 11a and 12b. The piezoelectric material plate 31 is polarized tilted in the direction of its surface and thickness by voltage applied via the through-hole structures 11a and 12b. Electrodes 2 and 3 for driving, corresponding to each liquid-cell 5, are formed on the surface of the piezoelectric material plate 31.  By applying voltage to the electrodes 2 and 3 for driving generates electric field which is approximately orthogonal to the polarization direction to share mode transform the piezoelectric material plate 31, and the liquid is injected in the liquid-cells 5.
Patent JP-2003193468-A (JP)
Title: Earth bucket excavation method using hydraulic type sp steel pipe press-in together
Inventor: MAMIZUKA KENICHI
IPC: E02D7/20
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a collapse of soil (underground) by using a noiseless, non-vibration and non-pollution type steel pipe press-in method as same as Benoto's method during underground excavation by connecting a hydraulic press-in equipment to the front surface of a small earth bucket machine.  <P>SOLUTION: At the time of work execution, by using a small heavy machine earth drill, earth auger or earth basket method for foundation work in civil engineering or building construction work, the steel pipe is pressed in the Benoto's method or a hydraulic press-in equipment installing similar short steel pipes at the front surface in which the earth bucket excavation method is adopted for advancing the excavation together by the hydraulic steel pipe press-in with earth bucket method. Also, soil stabilizer, bentonite or the like is not used.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003282289-A (JP)
Title: Discharge lamp lighting device and luminaire
Inventor: TSUJI TOSHIO
IPC: H05B41/24
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a discharge lamp lighting device and a luminaire preventing a malfunction of a control circuit by fluctuation in a lamp voltage.  <P>SOLUTION: The control circuit 5 controls turn-on/off of a switch device Tr1 by fixing its OFF period and fluctuating its ON period and is so constituted that a DC voltage generated in a detecting coil T1c of an inductor is inputted as a control voltage and a detection voltage in its OFF period.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003281262-A (JP)
Title: On-demand publication and calibration of color reproduction state
Inventor: FURUKAWA ITARU
IPC: G06F19/00
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an art smoothly performing on-demand publication without transmitting a proof print and a bookbinding sample and facilitating color calibration of color pictures in the on-demand publication.  <P>SOLUTION: When a client device 200 transmits material data showing the contents of a publication to a server system, the server system 100 produces a bookbinding simulation data for displaying a three-dimensional bookbinding state of the publication based on the material data and transmits them to the client device. The three-dimensional bookbinding state of the publication is displayed on the client device 200 according to the bookbinding simulation data, so that the user can recognize the bookbinding state.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003282075-A (JP)
Title: Fuel cell, and manufacturing method of the same
Inventor: HORI YOSHIHIRO
IPC: H01M8/10
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To make both power generation efficiency and characteristics of small aged deterioration available.  <P>SOLUTION: By constituting a hydrogen ion conductive polymerelectrolyte of a polymerelectrolyte in which at least two different kinds of heat-treatments are carried out, the fuel cell electrode compatible with the power generation efficiency characteristics and characteristics of small aged deterioration, and its manufacturing method, are provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003285188-A (JP)
Title: Laser beam machining device and machining method
Inventor: ISO KEIJI
IPC: B23K26/064
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laser beam machining device capable of making holes into several layers composed of different materials without changing pulse frequency.  <P>SOLUTION: A linear polarized pulse laser beam is emitted from a laser beam source 1. The pulse laser beam emitted from the laser source carries out incidence to a polarization direction control element 2. The polarization direction control element can change the polarization direction of the pulse laser beam by controlling from the outside. The reducing element 4 reduces the strength of the pulse laser beam, whose polarization direction is controlled by the polarization direction control element 2, in accordance of the polarization direction. A holding means 7 holds the machining substance 20. A condenser lens 6 condenses the pulse laser beam reduced by the reducing element on the machining substance held by the holding means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003285044-A (JP)
Title: Method for cleaning polluted soil
Inventor: TORIO AKIRA
IPC: E02D3/12
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently clean soil polluted by harmful substances in a short period of time.  <P>SOLUTION: An agitation/mixing device having a shaft body 2 vertically supported and blade bodies 4 extended from the vicinity of the lower end of the shaft body is almost vertically penetrated into the soil polluted by the harmful substances. The blade bodies are rotated by a motor 5 around an axis to agitate/mix the soil and the soil 21 is crushed by injecting highly pressurized water into the soil from the blade bodies. Then the soil is furthermore agitated/ mixed by injecting a treating liquid in a treating liquid vessel 14 from the blade bodies, and thereby pollutants are brought into contact with cleaning agent in the treating liquid to perform cleaning treatment. After completing of cleaning treatment, a slurry containing a fixing agent is injected from a slurry mixing plant 15 to be agitated/mixed, and the agitation/mixing device is pulled out. The slurry is previously mixed with a cleaning agent for the harmful substances. Then the slurry is fixed, thereby re-inflow of the harmful substances from the circumstance is prevented and the supporting strength of the ground is enhanced to improve the ground.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003296114-A (JP)
Title: Information distributing method, information retrieving method, server device, client device, program and recording medium
Inventor: NISHIKAWA SEIJI
IPC: G06F17/30
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information system reduced in the communication traffic between a client device and a server device while maintaining the easiness of computer resource control which is an advantage of a Web type information system.  <P>SOLUTION: A first information and a second information made to correspond to the first information are arranged in a server device 11. The division information obtained by dividing the first information, and index information to indicate the corresponding relationship between the data included in the division information and the division information are distributed to a client device 13 via a communication line 12. When the first information is retrieved, retrieval is performed by using the index information and the division information distributed to the client device 13. When the second information is retrieved, the first information is retrieved by the client device 13, and the second information corresponding to the first information is acquired from the server device 11 via the communication line 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2006166702-A (JP)
Title: Angiogenesis regulating gene
Inventor: NAGUMO HIROMITSU
IPC: A61K38/02
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a protein having angiogenesis promoting actions and used for diagnosis, therapy or prophylaxis, etc., of diseases associated with the angiogenesis.  <P>SOLUTION: A cDNA encoding the protein having actions for promoting expression of a VEGF (vascular endothelial growth factor) and/or a VEGF receptor is cloned from a cDNA library prepared from a human umbilical cord vein endothelial cell by using plasmids pGL3HRE-Luc and PGL3KDR-Luc. Thereby, the DNA sequence and an amino acid sequence estimated from the DNA sequence are determined. The protein, the DNA encoding the protein, a recombinant vector containing the DNA and a transformant containing the recombinant vector are used for screening substances inhibiting or promoting the angiogenesis.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2002336986-A (JP)
Title: Tool head for laser machining of material
Inventor: REICHMANN LUTZ
IPC: B23K26/06
Filed: 2002-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a tool head for laser machining of a material in which the adhesion of particles to the outlet opening and adjacent surface of a nozzle is reliably prevented. SOLUTION: A nozzle (3) is surrounded concentrically by a pipe (5). The inside diameter of the pipe is larger than the outer diameter of the nozzle in all the surfaces in the radial direction in relation to an axis line (6). The first end of the pipe is airtightly connected with the outside nozzle side surface (7). The pipe is provided with an inlet opening (18) and a gas is introduced through the inlet opening in an intermediate space formed between the outside nozzle side surface and an inside pipe side surface. The second end of the pipe is restricted by the outside nozzle side surface as the ring-shaped outlet opening (10). The ring-shaped outlet opening is placed behind the outlet opening of the nozzle in a radial direction of laser beam flux.
Patent JP-2003293927-A (JP)
Title: Holding and discharging facility of dam
Inventor: OKUDA SEIICHI
IPC: F03B17/06
Filed: 2002-04-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a holding and discharging facility of a dam wherein stop of a dam function is not required during work due to an independent facility, less power consumption is required, and maintenance and management of the facility is easily performed.  <P>SOLUTION: The holding and discharging facility of the dam holds and discharges reserved water 2 out of a dam band body 1. This facility comprises a storage pump for pumping the reserved water 2 upward than the upper end of the dam band body 1, and a discharging mechanism for discharging the reserved water out of the dam band body using part of a potential energy of the water pumped by the storage pump. Therefore, the stop of the dam function is not required, less power consumption is required during work, and the facility is easily maintained and managed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291304-A (JP)
Title: Sheet-like material guiding apparatus
Inventor: SHIMIZU AKIRA
IPC: B41F21/00
Filed: 2002-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet-like material guiding apparatus which controls fluttering or violency of a sheet-like material to be carried in an area not guided by a guide component between a tip of the guide component and a delivery position, and prevents scrubbing or flaws of the sheet-like material.  <P>SOLUTION: The sheet-like material guiding apparatus is equipped with a claw device 5 for carrying printing paper W by holding; an impression cylinder 3 and a transfer cylinder 4 for holding and carrying the printing paper W received from the claw device 5; and a first guiding device 7A for guiding the printing paper W to be carried and being positioned to an upperstream side, in a flow direction of the printing paper W to a delivery position P for delivering the printing paper W from the claw device 5 to the impression cylinder 3 by the tip part and near the delivery position. In the apparatus, a suction hole 23 is opened at a tip of a platy guide 22a of the first guiding device 7A to suck air.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003301773-A (JP)
Title: Displacement control valve of variable displacement compressor
Inventor: TAKAI KAZUHIKO
IPC: F04B49/00
Filed: 2002-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a displacement control valve for a variable displacement compressor which precludes generation of a wedge effect even if any foreign matter intrudes into a gap between a rod and a guide hole therefor, easily exhausting the foreign matter intruded from the gap eventually, and of maintains a stable operation.  <P>SOLUTION: The displacement control valve of the variable displacement compressor is equipped with the guide hole and the rod inserted into the hole slidably, wherein the gap between the peripheral surface of the rod and the inside surface of the guide hole on the low pressure side is made larger than on the high pressure side, or spiral groove(s) is/are formed at the peripheral surface of the rod or/and the inside surface of the guide hole.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302439-A (JP)
Title: Probe contact device for display panel inspection
Inventor: KATO MAMORU
IPC: G01R1/06
Filed: 2002-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To miniaturize a probe contact device when inspecting a display panel.  <P>SOLUTION: A plurality of probes 22a are provided on the tip of a probe carrying leg 14, and a press block carrying leg 16 for opening and closing relatively to the probe carrying leg 14 is provided. A press block 24 provided on the tip of the press block carrying leg 16 faces relatively to the probes 22a across the display panel 12 with a prescribed pressing force. Hereby, the relative pressing force between the probe carrying leg 14 and the press block carrying leg 16 is never applied to a support part or the display panel.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302117-A (JP)
Title: Heat radiation system for stirling engine and cooling chamber having the same
Inventor: CHIN I
IPC: F25D17/06
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat radiation system for a stirling engine for sufficiently promoting heat radiation from a hot part without relying on an external power.  <P>SOLUTION: This heat radiation system for the sterling engine to radiate the heat generated in a compression stroke of a working medium of the stirling engine 1 consists of a refrigerating cycle using a natural refrigerant such as water and hydrocarbon, and comprises an evaporator 6 fitted to a hot part 2 of the stirling engine 1, a condenser 8 which is disposed higher than the evaporator 6 to condense the natural refrigerant, a vapor side pipe 7 and a liquid side pipe 11 which connect the evaporator 6 to the condenser 8 to circulate the refrigerant. The vapor refrigerant evaporated by the evaporator 6 is allowed to rise from the evaporator 6 to the condenser 8 through the vapor side pipe 7, and the liquid refrigerant condensed by the condenser 8 is circulated to the evaporator 6 through the liquid side pipe 11.  <P>COPYRIGHT: (C)2004,JPO