baber/WOPTO huggingface dataset:
Patent JP-2003138333-A (JP)
Title: Hydrogen-absorbing composite material and its manufacturing method
Inventor: KONDO TOSHIHIKO
IPC: C22C14/00
Filed: 2001-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a hydrogen-absorbing composite material in which, in a metal having hydrogen-absorbing capacity, the problems of difficult initial activation, high hydrogen absorption/desorption temperature and small hydrogen storage capacity per unit weight are solved and also to provide its manufacturing method. SOLUTION: In the composite material, Ti or Mg is combined with hexagonal boron nitride or graphite as a layered compound and the respective structures of the materials are refined to form a layered compound/metal composite body between the phases thereof. This composite material can be manufactured by subjecting Ti powder, etc., and hexagonal boron nitride, etc., to mechanical mixing and grinding and refining them to form the layered compound/metal composite body between the phases thereof. Accordingly, by refining the respective structures of the materials to form the layered compound/metal composite body between the phases thereof, the effects of the facilitation of initial activation of the material, the lowering of hydrogen absorption/desorption temperature and the increase of hydrogen storage capacity per unit weight can be attained.
Patent JP-2003149860-A (JP)
Title: Toner, image forming device and process cartridge
Inventor: MICHIGAMI TADASHI
IPC: G03G5/05
Filed: 2001-11-13
Abstract: PROBLEM TO BE SOLVED: To provide a toner which does not suffer the change of the electrification characteristics by environmental changes or does not cause melt sticking on a photoreceptor even under high temperature and high humidity conditions. SOLUTION: The method for forming an image includes a process of electrifying an electrostatic latent image carrying body, a process of forming an electrostatic latent image on the electrified electrostatic latent image carrying body, a process of developing the electrostatic latent image with a toner carried on a toner carrying body so as to form a toner image on the electrostatic latent image carrying body, and a process of transferring the toner image on the electrostatic latent image carrying body to a transfer material. In this method, the toner is used for an image forming device in which the electrostatic latent image carrying body consists of a photoreceptor having a photosensitive layer on a conductive supporting body and the surface layer of the photoreceptor contains a polymer having an allylate structure.  The toner contains a binder resin, a coloring agent and a polymer having a sulfonate group. The acid value (Av) and the hydroxyl value (OHv) of the binder resin and the polymer having a sulfonate group in the toner satisfy the formulae (1): 15<=Av+OHv<=80 and (2): OHv/Av<=7.
Patent JP-2003149953-A (JP)
Title: Image forming apparatus
Inventor: KAMIYAMA HIDEKI
IPC: G03G15/16
Filed: 2001-11-15
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus which employs an intermediate transfer body, can be miniaturized and provides a stable image by improving the durability of the intermediate transfer body. SOLUTION: The image forming apparatus is provided with an intermediate transfer belt 10 supported and rotationally driven by a plurality of rollers 14, 15 and 16, primary transferring apparatuses 62Bk, 62Y, 62M and 62C which transfer a tone image carried on photoreceptor 40Bk, 40Y, 40M and 40C on the intermediate transfer belt, a secondary transferring apparatus 22 which transfer the toner image on the intermediate transfer belt 10 to a body to be transferred, an intermediate transfer belt cleaning member 17 which removes residual toner on the intermediate transfer belt 10,  and a tension roller 29 which presses the intermediate transfer belt from its outer circumferential surface and is disposed at the upstream side of the primary transferring apparatus and at the downstream side of the intermediate transfer belt cleaning member regarding the rotation direction of the intermediate transfer belt 10. The length of the tension roller in a width direction is shortened than that of the intermediate transfer belt cleaning member in a width direction.
Patent JP-2003155502-A (JP)
Title: Method for manufacturing sintered compact
Inventor: MARUYAMA MASAO
IPC: C22C29/16
Filed: 2001-11-20
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing sintered compacts by which high-quality sintered compacts can be obtained in a short period of time. SOLUTION: This method comprises steps of compacting raw-material powder containing organic binders into green compacts and heating the green compacts while controlling total pressure to <=60 Pa at temperatures ranging from room temperature to <=600 deg.C. By this method, cracking and also the remaining of free-carbon can be suppressed even if the temperature-rise rate at >600 deg.C, not to speak of the temperature-rise rate at <=600 deg.C, is increased.
Patent JP-2003158625-A (JP)
Title: Image processing apparatus and method
Inventor: OKADA TOMIYUKI
IPC: H04N1/38
Filed: 2001-11-21
Abstract: PROBLEM TO BE SOLVED: To provide an image processing apparatus and method that can read an original in a simple configuration without the need for preliminary scanning and applies image processing to the outside areas of an original so as to provide a beautiful output. SOLUTION: An image sensor 2 reads an image a book original placed thereon. A plate processing image processing section 3 applies image processing to image data of the read original as image data for a plate processing output. A rough image processing section 4 applies rough read image processing to the image data of the read original in parallel with the plate processing image processing as roughly read image data for trimming processing. After that, a CPU 11 discriminates an in-area of the original and the outside area of the original on the basis of the image data subjected to the rough read image processing. Then the CPU 11 executes trimming processing for the image data outputted from the plate processing image processing section 3 to bring white data to the discriminated outside areas and provides an output to a TPH (Thermal Print Head) 16.
Patent JP-2003158199-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: KUNO ISAMU
IPC: H01L21/8238
Filed: 2001-11-26
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device which has a varactor diode, having a sufficiently satisfactory wide capacitance range and linearity of capacitance variation to a control voltage, formed on one semiconductor substrate together with other elements and a manufacturing method for a semiconductor device which can manufacture such a semiconductor device at low cost without altering processes of forming other elements as much as possible as to a semiconductor device which has a transistor and a varactor diode on one semiconductor substrate and a manufacturing method for such a semiconductor device. SOLUTION: A process of introducing impurities of a 1st conductivity into only a 2nd region where the varactor diode is formed to the processes of forming other elements and diffusion is carried out in an existing heat-treating process to form a 1st conductivity diffusion layer 106 which contacts the reverse surface of a 2nd conductivity diffusion layer 107.
Patent JP-2003163094-A (JP)
Title: Discharge lamp lighting device and car headlight
Inventor: DOI HIROYUKI
IPC: F21Y101/00
Filed: 2001-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact discharge lamp lighting device and a car headlight providing less output waveform distortion and low noise.  <P>SOLUTION: The discharge lamp lighting device is provided with an electric power source 21, a high-frequency inverter 22 which oscillates at a frequency of 1.1 MHz or more being supplied by the electric power from the electric power source 21, a resonant circuit 23 connected to the high-frequency inverter 22, which makes the high-frequency inverter 22 oscillate at a prescribed frequency, a discharge lamp 1 connected to the resonant circuit 23, a load detecting circuit 25 for detecting the discharge lamp connected to the resonant circuit 23 and a lamp voltage as characteristics of the discharge lamp 1, a drive circuit 26 which outputs a sinusoidal wave signal S to drive the high-frequency inverter 22, and a DC negative bias circuit 27 which adds negative bias to the sinusoidal wave signal outputted from the driving circuit 26.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003090173-A (JP)
Title: Overturning preventive and theft preventive fixing device and bolt or nut structure
Inventor: HIRAOKA AKIO
IPC: G07F9/10
Filed: 2001-11-30
Abstract: PROBLEM TO BE SOLVED: To provide an overturning preventive and theft preventive fixing device and a bolt or a nut for preventing a theft of an automatic vending machine, a parking meter, and a safe. SOLUTION: This device fixes a metal fitting 4 by fastening the bolt 6 to the nut 12 by embedding a collar 11 having the nut 12 inside in concrete. A shape of a head part of the bolt 6 is formed in an umbrella shape having an umbrella-shaped inclined part 5 gently expanding to the periphery of the circumference, and an engaging part 8 of the bolt head part is constituted by having a constricted part 7. When applying torque not less than specific torque, the constricted part 7 for connecting the bolt 6 and the engaging part 8 of the bolt head part is twisted off so that the bolt and the head part engaging part are separated. Thus, the engaging part 8 is separated, only the bolt 3 having the umbrella-shaped inclined part unengaging with a tool remains.
Patent JP-2003113961-A (JP)
Title: Apparatus and method for retaining hose
Inventor: SASAHARA HIROMASA
IPC: F16L3/08
Filed: 2001-10-29
Abstract: PROBLEM TO BE SOLVED: To provide a simple and inexpensive apparatus detachably attachable on hose 1 and capable of easily retaining the hose 1 under a condition that a tip of the hose 1 is put into a vessel 2. SOLUTION: An annular part 13b allowing the hose 1 to be inserted therethrough by bending a part adjacent to an upper end of a straight part 13a formed of thick steel wire and an upper part hook 13c is formed by bending the tip in a hook shape and is hung on an edge of the vessel 2. A U-shaped part 13d for positioning is formed by gently bending a lower end part of the straight part 13a. The straight part 13a has suckers 13b installed thereon and is fixed by having the suckers suck on an inner circumference surface of the vessel 2. The hose 1 is put through the annular part 13b and is locked with the U-shaped part for positioning and is retained.
Patent JP-2003204789-A (JP)
Title: Base sequence of 3'-utr of gene encoding synapse granule protein sv2b
Inventor: KLAUS HESE
IPC: A61K48/00
Filed: 2001-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a use of a gene relating to an intracerebral neurodegenerative disease of mammals by searching the gene.  <P>SOLUTION: A new base sequence of 3'-UTR (3'-untranslated region) existing in a gene of synapse granule protein SV2B existing in a rat neuroterminal is provided. The new base sequence is available for controlling a function or an activity of SV2B or other mRNAs and/or proteins, and diagnosis and treatment of the intracerebral neurodegenerative disease. Further a probe and a primer derived from the new sequence are provided and available for a diagnostics and research of the intracerebral neurodegeneration disease.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003172506-A (JP)
Title: Combustion device
Inventor: FUJIMOTO TAKANOBU
IPC: F23D11/40
Filed: 2001-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To prevent deformation of a secondary air guide caused by the brazing of a burner head unit, and also to prevent reduction of radiation and deterioration of the air-tightness caused by the deformation.  <P>SOLUTION: The combustion device has a vaporization cylinder 24 for vaporizing a liquid fuel and mixing the fuel with combustion air and the burner head unit 15 for burning the mixture gas fed from the vaporization cylinder. The burner head unit 15 comprises a vaporization cylinder lid 13 disposed for covering an upper opening of the vaporization cylinder 24 consisting of a flat board with an opening at the center, the secondary air guide 16 with a center opening with almost the same diameter as that of the vaporization cylinder lid 13 and with an air guide hole on the outer surface, a combustion ring 17 disposed on top of the secondary air guide 16, having a wall surrounding the combustion part, and a burner head 14 disposed inside the combustion ring 17 for holding a flame. The components of the burner head unit 15 are integrated by the brazing process, and a raised part 16b is formed in the secondary air guide 16.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003172160-A (JP)
Title: Variable valve timing control device for internal combustion engine
Inventor: ISOBE TAIJI
IPC: F01L1/34
Filed: 2001-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To enable the matching of responsiveness to valve timing control between a plurality of cylinders in the presence of imbalance in cam shaft load torque between the cylinders due to difference in the type of accessories.  <P>SOLUTION: In the B bank, wherein the load of a high-pressure fuel pump (accessary) is imposed on the cam shaft, a function is added for calculating a pump load compensation gain for compensating for the delay in the response of the valve timing control caused by the imposition of the pump load. The function advances the response (cam shaft displacement rate) of the B bank valve time control by the amount equivalent to the delay due to the pump load. The slow-side response (B bank responsiveness) is thereby quickened to match the quick-side response (A bank responsiveness).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003172196-A (JP)
Title: Knock controller for internal combustion engine
Inventor: OTSUKA IKU
IPC: F02D43/00
Filed: 2001-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a knock controller for an internal combustion engine capable of accurately carrying out knock control right after termination of a fuel cut.  <P>SOLUTION: In setting of a knock determination level (ekval), when a value of a fuel cut continuation counter (ecfckcse) is a fuel cut continuation determination value EFCEXE or more (YES of step 110), a raising correction factor EKKVALFC (for example, two) is set as a knock determination level correction factor (ekkval). After fuel cut termination and when a value of a post fuel cut restoration counter (ecfckcsr) is a fuel cut restoration determination value EFCRTN or more (YES of step 116), an initial correction value EKKVALINT (for example, one) is set as the knock determination level correction factor (ekkval) (step 118).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003170219-A (JP)
Title: Device and method for winding material to be processed
Inventor: IKEDA SHUZO
IPC: B21C47/28
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device for winding a material to be processed capable of appropriately winding the material to avoid the influence caused by the tip end portion of the material.  <P>SOLUTION: In a winding device for winding the material 1 to be processed composed of rolling materials extended in the longitudinal direction and derived from the rolling mill 2 at a prescribed winding torque on the peripheral surface of a drum 3 by making the tip end portion as the inner side, the winding device is provided with a device 9 for detecting the tip end position of the rolling material to detect the tip end position 1a of the material 1 and, in accordance with the position detection of the tip end 1b of the material 1 1b by the device for detecting the tip end position of the rolling material 9, the winding device beings to operate and the winding torque of the material 1 to the drum 3 is decreased, and an electric current common value computing unit 6 and an electric motor driving device 5 that prevent pressure welding force are provided, when the tip end portion 1a of the material 1 abuts on the revolution inner face 1b of the material 1.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003171466-A (JP)
Title: Method for producing spherical fine particle of polyorganosilsesquioxane
Inventor: NEGISHI KENJI
IPC: C08G77/06
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To produce spherical fine particles of a polyorganosilsesquioxane having small coefficient of variation and uniform particle size with a simple reaction in high efficiency by the hydrolytic condensation of an organotrialkoxysilane and/or its partial hydrolyzate in an alkaline aqueous solution.  <P>SOLUTION: An alkaline aqueous solution is added to a reaction solution simultaneous to the addition of an organotrialkoxysilane and/or its partial hydrolyzate to the reaction solution to keep the constant pH level before and after the precipitation of the particles.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003177448-A (JP)
Title: Lens shutter device
Inventor: TORIGOE YUICHI
IPC: G03B9/10
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lens shutter device whose structure is simple and which is constituted so that load for driving the device may be small and aperture value can be adjusted.  <P>SOLUTION: An electromagnet device for a shutter 11 driving to open/close the shutter blades 4 and 5 of a lens barrel 41 and an electromagnet device for restricting an aperture 31 for controlling a shutter aperture are incorporated in this lens shutter device. At the time of photographing a high-luminance subject, the plunger 34 of the device 31 exists at a projecting position and the turning and moving amount of a shutter lever 7 for driving to open/close the shutter blade is restricted by the edge part of the plunger 34, and the shutter blade is turned to a small diaphragm position from a closing position. At the time of photographing a low-luminance subject, the plunger 34 of the device 31 is driven to an attracting position, and the turning of the lever 7 is not restricted and the shutter blade is turned to a fixed diaphragm aperture 3a in a totally opening state from a closing position.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003178103-A (JP)
Title: Network simulation system, network system performance evaluating method and its program
Inventor: KAWAGUCHI AKIRA
IPC: G06F13/00
Filed: 2001-12-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a network simulation system in which a business process to be executed actually is taken into account while a network system to be evaluated is put in use.  <P>SOLUTION: The network simulation system 100 includes a traffic foundation preparing means 130 to prepare the interaction of node devices corresponding to an object for task treatment diagrammatically on a business process showing the flow of the task treatment, a business process traffic preparing means 150 to prepare a network containing traffic information in the business process while the traffic information is put in correspondence onto each link of the diagram prepared by the traffic foundation preparing means 130, and a network simulation executing means 160 to set the traffic information generated on the network system in the network prepared by the business process traffic preparing means 150 and perform simulation of the set information.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003176811-A (JP)
Title: Elastic washer and its manufacturing method
Inventor: INOUE KAORU
IPC: C08J5/00
Filed: 2001-12-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an elastic washer made of polyurethane with meeting the requirements of the compression elastic modulus and initial compression set for elastic washer, exhibiting a small drop of the compression set after a hydrolysis durability test, and a small drop of the fastening force with elapse of the time.  <P>SOLUTION: The elastic washer for fastening a joint part of a structure with a fastening screw member is made of polyurethane in which polyole component consists of at least one of the polycarbonate polyole and polyether polyole and whose Shore D hardness lies between 40 and 60.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003178546-A (JP)
Title: Magnetic disk cartridge
Inventor: NIITSUMA KAZUHIRO
IPC: G11B23/033
Filed: 2001-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic disk cartridge of a high recording capacity and the reduced warpage and deformation of a flexible disk.  <P>SOLUTION: A housing 9 of a magnetic disk drive 6 has a slot 7, a magnetic head 16, a magnetic disk 14 and a drive shaft 54. The magnetic disk cartridge 10 has the magnetic disk 14, supporting rollers 30 and 32 for rotatably supporting the magnetic disk 14 and a shutter 20 for opening and closing an opening 18. The magnetic disk 14 comprises a disk-shaped magnetic recording medium 36 and a ring 34 attached to its peripheral edge. The magnetic disk 14 is exposed to the opening 18 when the cartridge 10 is inserted into the slot 7 of the drive 6. The exposed magnetic disk 14 is rotationally driven by the drive shaft 54 coming into contact with the ring 34. The magnetic head 16 accesses the recording medium 36 and performs recording/reproducing.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003185774-A (JP)
Title: Fuel assembly
Inventor: HAIKAWA KATSUMASA
IPC: G21C3/356
Filed: 2001-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To make the distribution of thermal neutron flux more uniform on the cross section of a fuel assembly by preventing fretting corrosion which water rods cause to each other.  <P>SOLUTION: The fuel assembly 1 has a plurality of fuel rods 2 arranged in the form of a square grid with nine rows and nine columns, and two water rods 3 arranged in the center area of the fuel assembly 1 in such a manner as to replace some of the fuel rods 2. The outside diameter of the water rod 3 is greater than the spacing between the fuel rods 2. The two water rods 3 are spaced apart from each other. The interval between the two water rods 2 is smaller than the interval between the water rod and the adjacent fuel rod.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003181921-A (JP)
Title: Laminator
Inventor: NIINUMA NOBORU
IPC: B29L7/00
Filed: 2001-12-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laminator capable of inserting an object to be laminated into the gap between laminating films without floating the object to be laminated and not generating the irregularity of the cutting position of the laminating films.  <P>SOLUTION: The laminator is equipped with laminating film supply means 11 for supplying the continuous laminating films 11a, a feed means 12 for feeding the object 70 to be laminated, and a lamination means 13 for superposing the continuous laminating films 11a supplied from the laminating film supply means 11 one both surfaces of the object 70 to be laminated fed by the feed means 12, and pressing the continuous laminating films 11a under heating to laminate them to the object 70 to be laminated. The feed means 12 feeds the object 70 to be laminated at a speed higher than the laminating speed of the lamination means 13, and reduces the feed speed of the object 70 to be laminated when the object 70 to be laminated approaches the continuous laminating films 11a to feed the object 70 to be laminated at a speed almost same to the laminating speed of the lamination means 13.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003181979-A (JP)
Title: Metal foil with resin and multilayer printed circuit board
Inventor: ONOZUKA TAKESHI
IPC: C08L101/00
Filed: 2001-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a metal foil with a resin and a printed wiring board which are excellent in dielectric properties and resistance to cracking.  <P>SOLUTION: The metal foil with the resin has a resin layer containing a benzocyclobutene resin and a thermoplastic elastomer. As for the thermoplastic elastomer, a specified styrene-butadiene copolymer is used preferably particularly. The present multilayer printed circuit board is formed by laying the metal foil with the resin on one or both surfaces of an inner-layer circuit board and by applying heat and pressure thereto.  <P>COPYRIGHT: (C)2003,JPO