baber/WOPTO huggingface dataset:
Patent JP-2003269283-A (JP)
Title: Fuel injection valve
Inventor: TAKAGI JIRO
IPC: F02M47/00
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To realize reliable opening and closing of a nozzle hole valve element by effecting appreciable fluid refilling in response to fluid leakage from a fluid chamber, in a fuel injection valve having a fluid chamber in contact with a nozzle hole valve element, and reducing and increasing the volume of the fluid chamber by means of an actuator to increase and reduce the pressure in the fluid chamber and thereby open and close the nozzle hole valve element.  <P>SOLUTION: The fuel injection valve reduces and increases the volume of the fluid chamber by means of the actuator 14 to increase and reduce the pressure in the fluid chamber and thereby open and close the nozzle hole valve element 4. The fluid chamber has an actuator side part 25a, a nozzle hole valve element side part 25b and a communicating part 25c via which the actuator side part and the nozzle hole part communicate. A refilling passage 29 for refilling the fluid chamber with fluid has a check valve 30 allowing only a fluid flow to the fluid chamber, and an orifice 31, and connects to the nozzle hole valve element side part.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003267406-A (JP)
Title: Bottle cap
Inventor: KAMATA MOTOHIKO
IPC: B65D41/04
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To prevent decrease in sealability due to inner pressure of a bottle.  <P>SOLUTION: A bottle cap 30 has a cylindrical side surface 33 and a ceiling surface 34 for closing one end side of the side surface 33, and is mounted on a mouth piece 21 having a thread shape for sealing a bottle 20. The bottle cap 30 is constituted of a circular flat surface 31 formed in the outer periphery of a ceiling surface 34 and a recess 32 formed at the inner peripheral side of the circular flat surface 31. A shoulder 35 connecting the recess 32 with a circular flat 31 has an aperture angle of 90°<θ<180°.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270474-A (JP)
Title: Optical fiber array, method for manufacturing the same, and optical fiber fixation plate
Inventor: NAKAJIMA TOSHIHIRO
IPC: G02B6/24
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To easily determine the position of an optical fiber at an end part of an optical fiber holder with high precision.  <P>SOLUTION: A holder 10 which holds optical fibers in respective holding holes of a holding hole group H is provided with pin insertion holes 10a and 10b penetrating the holder from one end to the other end. Plate insertion grooves 14 and 18 are provided side by side nearby one end of the holder 10 at right angles to the holes 10a and 10b. A fixation plate 16 is provided with a bonding and fixing hole group SM including a plurality of fixation holes corresponding to the plurality of holding holes of the holding hole group H and also provided with pin insertion holes Sa and Sb corresponding to the holes 10a and 10b. A fixation plate 16' has the same constitution with the fixation plate 16. While the fixation plates 16 and 16' are inserted into the grooves 14 and 18 respectively and two positioning pins are inserted and positioned in the holes 10a and Sa and holes 10b and Sb respectively, optical fibers are inserted and fixedly bonded. The end part of the holder 10 is polished up to the inside of a holder section 10B or 10A.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003271026-A (JP)
Title: Image forming apparatus
Inventor: IWATA NAOTAKA
IPC: G03G21/20
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus which suppresses image quality deterioration caused by transmission of heat to a photoreceptor drum 1 from fixing rollers 70a and 70b having heat sources.  <P>SOLUTION: At least one of an electrifier 4, a developing device 5, and a drum cleaner 2 is disposed apart a specific distance from a photoreceptor drum 1. In addition, an intermediate transfer belt 11 is disposed apart a specific distance from the photoreceptor drum 1, and a toner image may be transferred from the drum to the belt by a non-contact transfer system. Further, a latent image carrier which is a hollow structure, such as a photoreceptor pipe or an endless photoreceptor belt, may be used and a cooling means which cools the image carrier from its hollow inside may also be provided.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003268253-A (JP)
Title: Novel violet dye and its production method
Inventor: KOBAYASHI HIDEKI
IPC: A23L5/40
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a novel natural dye, its production method, and its crystallization method.  <P>SOLUTION: The dye has a structure to be represented by formal (I) (wherein R<SB>1</SB>=C<SB>n</SB>H<SB>2n+1</SB>; R<SB>2</SB>=C<SB>m</SB>H<SB>2m+1</SB>; and n and m are each independently an integer of 8-15 and the difference between n and m is 0, 1 or 2).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003282773-A (JP)
Title: Multilayer wiring board, its manufacturing method, and semiconductor device
Inventor: NAKAMURA KENSUKE
IPC: H05K3/46
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multilayer wiring board that is highly reliable, wherein a fine interlayer connection can be surely made, and a fine wiring pattern can be formed.  <P>SOLUTION: In the multilayer wiring board, the diameter (R<SB>via</SB>) of a via, the average grain diameter (R<SB>ave</SB>) of an inorganic filler used for an interlayer insulating material, the 95% grain diameter (R<SB>95</SB>) of the filler indicating that a 95% filler is contained when the filler is integrated from the having a minimum grain diameter, and a maximum grain diameter (R<SB>max</SB>) are so set as to satisfy the following formulas; 0.002≤R<SB>ave</SB>/R<SB>via</SB>≤0.03, R<SB>95</SB>/R<SB>via</SB>≤0.06, and R<SB>max</SB>/ R<SB>via</SB>≤0.15.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003276141-A (JP)
Title: Laminated polyethylene-2,6-naphthalate film
Inventor: TOJO MITSUMINE
IPC: G11B5/733
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laminated polyethylene-2,6-naphthalate film which is almost free from coarse protuberances and has outstanding anti-blocking properties and excellent running/electromagnetic conversion properties under high temperature/high humidity conditions, when the film is used for a metallic thin-film type magnetic recording medium, and a magnetic recording medium using the film.  <P>SOLUTION: The laminated polyethylene-2,6-naphthalate film is constituted of a first layer formed of a polyethylene-2,6-naphthalate composition not containing inert particles of an average particle size of more than 100 nm and a second layer containing inert particles laminated on one side of the first layer. The first layer contains a phosphorus compound and a titanium compound which is soluble in the polyethylene-2,6-naphthalate in a specific ratio. In addition, on the surface of the first layer side, undulating protuberances with a height of 1 to 100 nm and a width of 5 to 100 μm are formed at a rate of 100 to 20,000 pieces/mm<SP>2</SP>, and the average roughness (WRa) of the center surface is less than that of the surface of the second layer side.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003274747-A (JP)
Title: Wrapping machine
Inventor: OKAJIMA HIROSHI
IPC: A01F15/08
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wrapping machine with which when a roll bale is completely wrapped on the machine body of a wrapping machine is released from the machine body, the roll bale is released in the desired direction around the machine body and a plurality of the wrapped roll bales are transported in a mounted state on the machine body of the wrapping machine.  <P>SOLUTION: A bale receiving stand for receiving a roll bale to be received is backward movably mounted at a position to open the front of a dump frame at the front side of the dump frame for dumping the bale receiving stand of the machine body of the wrapping machine.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003282701-A (JP)
Title: Semiconductor device and method of manufacturing the same
Inventor: SATOU TOSHIHIRO
IPC: H01L21/60
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device and a method of manufacturing the same to improve the step coverage of a common electrode film for electrolyte plating used in a mounting process.  <P>SOLUTION: The semiconductor device is characterized by comprising a field oxide film provided to surround an element region on a semiconductor substrate, a gate insulation film provided in the element region, gate electrode wiring provided in the element region and the field oxide film, a high concentration diffusing layer provided in the region where the gate electrode wiring and field oxide film are aligned, an interlayer insulation film provided within the side of the field oxide film region at the end of the semiconductor device region, a contact hole formed in the predetermined area, metal wiring provided within the interlayer insulation film region via the contact hole, and a PV silicon nitride film as a passivation film provided covering the interlayer insulation region within the field oxide film region of the semiconductor device region 15. The semiconductor device is also characterized in that the field oxide film of the end of the semiconductor device region is not overlapped on the under-cut portion of silicon.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003276537-A (JP)
Title: Protective bag device for walker or the like
Inventor: TAKIMOTO TAKAYUKI
IPC: B60R21/34
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To deploy an air bag in a protective bag device for a walker or the like as uniformly as possible, and reduce required heat resistance characteristics of the air bag.  <P>SOLUTION: On a lower surface of the air bag 10, a gas generator containing chamber 15 is provided. In the gas generator containing chamber 15, most parts of a gas generator 30 are contained. A gas guide member 20 is provided to enclose a gas jet port 31 on the tip side of the gas generator 30. Discharge ports 26 and 27 of gas guide members 20 are disposed inside the air bag 10 upstream of a sewn part 16. An insert port 25 of the gas guide member 20 and an opening 17 of the air bag 10 are fixed and bound to the gas generator 30 by a band 32.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287466-A (JP)
Title: Method for long-term and stable emission of stress light emitting material and stress light emitting device for the same
Inventor: JO YUKIO
IPC: H01L41/09
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for emitting a stress light emitting material over a long period and stably by reducing the attenuation of a luminous intensity with reference to a repetitive stress and to provide a stress light emitting device for the method.  <P>SOLUTION: The stress light emitting device is constituted by coupling a piezoelectric body 1 composed of a piezoelectric material used to convert mechanical energy into electric energy to a stress light emitting body 2 composed of a stress light emitting material used to convert mechanical energy into light in such a way that the electric energy from the piezoelectric material is applied to the stress light emitting material. When the electric energy from the piezoelectric material is applied to the stress light emitting material, it emits light over a long period and stably.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287742-A (JP)
Title: Video interphone system
Inventor: IMAI YUKIO
IPC: G02F1/1335
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To enable a user to confirm a visitor even without going to a place in front of the liquid crystal screen of a master unit with a monitor installed on a wall surface of a living room even when the user often looks at the liquid crystal screen from the right side, the left side, or downward or upward.  <P>SOLUTION: A video interphone system is provided with a film 1 wherein many Littrow prisms 2 having angles of 30°, 60° and 90° with a mirror finished surface 3 on the entire surface sandwiched by the angles 30° and 90° are arranged on a transparent sheet 4 at equal intervals t, a doorphone slave unit 10 with a camera having a camera 11 for picking up an image, and a master unit 20 with a monitor 21 for projecting the image picked up by the camera 11. The angle of view of the monitor liquid crystal screen 21a is provided on the front, right, left, upward or downward side by sticking the film 1 onto the monitor liquid crystal screen 21a of the master unit 20 with a monitor.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002307235-A (JP)
Title: Polishing device, and coat removing method and branching method for optical fiber cable
Inventor: TAMAOKI KAZUNORI
IPC: H02G1/14
Filed: 2002-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a polishing device, and a coat removing method and a branching method for an optical fiber cable that can reduce time and effort required for branching work without stopping communication. SOLUTION: Using a device forming the polishing surface of abrasives held in plane shape, the polishing surface is brought into face contact with the optical fiber cable 20 to polish and remove a mantle coat. The mantle coat of the optical fiber coat can thus be polished uniformly and removed to expose each coated optical fiber 21 without damaging each coated optical fiber 21. The specific coated optical fiber is thereby extracted separately from the remaining coated optical fibers and optically connected to other coated optical fibers provided separately, thus branching the optical fiber cable.
Patent JP-2003285308-A (JP)
Title: Cap for molding honeycomb and cap fixture for molding honeycomb using the same
Inventor: KANEKO TAKAHISA
IPC: B29C48/11
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cap for molding a honeycomb capable of enhancing the abrasion resistance of the cap or a cap fixture and capable of eliminating the shape trouble of a molded object caused by the abrasion of the cap, at the time of extrusion molding of a stock containing a material extremely high in hardness such as SiC or the like, and the cap fixture for molding the honeycomb using the cap.  <P>SOLUTION: The cap 10 for molding the honeycomb has a structure wherein groove-like slits 2 are provided to the upper surface of the cap 10 by cell blocks 3 and back holes 4 communicating with the slits 2 are provided to the back surface of the cap 10. The cap 10 comprises a carbide alloy having high abrasion resistance and the carbide alloy is obtained by performing the compression molding of a cemented metal carbide compound powder of a transition metal element system, using a ferrous metal having high toughness as a binder and sintering the molded one at a high temperature. The ratio of the bonding area of the cell blocks 3 with the back holes 4 is 35-65%.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003284731-A (JP)
Title: Artificial hip joint
Inventor: HOTOKEBUCHI TAKAO
IPC: A61F2/32
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To sufficiently expand movable area while maintaining good abrasion resistance.  <P>SOLUTION: An artificial hip joint comprises a stem 2 inserted and fixed into a medullary cavity of a femur, a femoral head ball 4 being engaged in a neck 3 attached to one end of the stem 2 and replacing a joint of the femur, and a liner 6 held in an acetabulum of a haunch bone and provided with a hemisphere depression part 6a accepting rotatably the head ball 4 and a hinge piece 6b hinging the head ball 4. The depth of the depression part 6a is formed shallower than that of the radius of the depression part 6a. The liner 6 has a hemisphere rim face 6c and a ball center A of the rim face 6c is positioned closer to a hole bottom side of the depression part 6a than a ball center B of the depression part 6a.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003288305-A (JP)
Title: Guidance information providing device, guidance information providing method, and program for causing computer to execute the method
Inventor: AKAISHI JUN
IPC: G06Q50/10
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To allow an Internet user to efficiently search a Web page conforming to search request of each person (and to provide a clue for it).  <P>SOLUTION: A client who desires guidance on Web pages sends the URL (Uniform Resource Locater) of an arbitrary Web page to a Web server (guidance information providing device) according to this invention. The Web server obtains the relevant page (a window on the back side in the figure) from another Web server while it prepares a guide page (a window on this side in the figure) from guidance information on the relevant page held by the server itself, and sends the two pages together to the client. Via the guide pages, the client can vote on what themes are addressed by the Web pages and how high quality the pages have, and can refer as needed to the result of counting on all the votes cast up to the present, that is, to evaluation on the relevant pages at the present time.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003297444-A (JP)
Title: Photoelectric conversion device and its manufacturing method
Inventor: OKURA HIROSHI
IPC: H01M14/00
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photoelectric conversion device manufacturable at a low cost, having high conversion efficiency, and in particular, suitable for a solar battery, and to improve conduction efficiency and recombination loss of a semiconductor fine-particle layer particularly in a Graetzel type solar battery.  <P>SOLUTION: This photoelectric conversion device has an n-type charge transportation layer, a light absorption layer and a p-type charge transportation layer between a couple of substrates. The n-type charge transportation layer is formed of an acicula 17 having irregularity on its side faces. The acicula having the irregularity on the side faces is made by etching the acicula.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003297694-A (JP)
Title: Electrolytic capacitor
Inventor: UCHI HIDENORI
IPC: H01G9/055
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrolytic capacitor having low ESR characteristics.  <P>SOLUTION: Since a capacitor element produced by winding a separator and an electrode foil where agreegate of micro particles of aluminum or aluminum oxide becoming self-similar in the length range of 2 μm-0.2 μm in adhering to one side or both sides of a smooth aluminum foil includes a water soluble metal complex containing phosphoric acid, and electrolyte containing water as a principal solvent, resistive component of the electrolyte between the electrode foils decreases and contact resistance of the electrode foil and at the joint of the electrode foil and the electrode lead-out terminal also decreases resulting in an electrolytic capacitor having low ESR characteristics.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003293973-A (JP)
Title: Multi-stage compression rotary compressor
Inventor: MATSUMOTO KENZO
IPC: F04C23/00
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To improve an operating efficiency by properly selecting the displaced volume ratios of rotating compression elements and the ratios of the areas of delivery ports, in a multi-stage compression rotary compressor having a high delivery pressure and using CO<SB>2</SB>refrigerant gas.  <P>SOLUTION: In this multi-stage compression rotary compressor 10, an electric element 14 and first and second rotating compression elements 32 and 34 driven by the electric element 14 are installed in a closed container 12. The CO<SB>2</SB>refrigerant gas compressed by the first rotating compression element 32 and discharged is sucked to the second rotating compression element 34, compressed, and discharged. The ratio S2/S1 of the area S2 of the delivery port 39 of the second rotating compression element 3 to the area S1 of the delivery port 41 of the first rotating compression element 32 is set smaller than the ratio V2/V1 of the displaced volume V2 of the second rotating compression element 34 to the displaced volume V1 of the first rotating compression element 32.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003293560-A (JP)
Title: Steel post
Inventor: NISHIKAWA MASATO
IPC: E04F15/00
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a steel post which allows a perpendicular state to be constantly maintained between ground and a horizontal member without reference to a mounting state of a base plate and a top plate on both upper and lower end sides.  <P>SOLUTION: The base plate 11, which is supported on the ground, is coupled to a supporting member 10; the top plate 13 for receiving the horizontal member is coupled to a receiving member 12; and a part between the receiving member 12 and the supporting member 10 is made to serve as a coupling structure by screwing, so that the steel post can be constituted in such a manner that a length can be adjusted. Both or either of a part between the top plate 13 and the receiving member 12 and a part between the base plate 11 and the supporting member 10 are or is coupled via washers 20 and 25 in which at least one side 20a and one side 25b are formed so as to have an approximately arc-shaped cross section; and both or either of the top plate 13 and the base plate 11 are or is constituted so as to be oscillatable on one side 20a and one side 25b in accordance with an inclined state of both or either of the side of the ground and the side of the horizontal member.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003296434-A (JP)
Title: Network system, service reception site, service provision shop, service provision destination search method, service reception origin search method, program, and recording medium
Inventor: SATO MASAYUKI
IPC: G06Q50/00
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate business collaboration between a service reception site and a service provision shop.  <P>SOLUTION: The service reception site registers services intending as a service provider in a center server, and the service provision shop registers information of the service provided by the shop itself and desired conditions of a print reception site in the center server. The center server comparatively searches the mutual conditions, notifies a possible service provision shop to the service reception site as the service provider, adds it to an output object as the new service provision shop, and notifies the service reception site capable to be joined to the service provision shop.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003292343-A (JP)
Title: Method for producing modified foam glass
Inventor: MARUYAMA TAKAYUKI
IPC: C03C17/06
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide modified foam glass which has good appearance, surface strength and impact strength by spraying a metal on the rough surface of recycled glass which is regenerated by foaming mainly waste glass.  <P>SOLUTION: The surface of the foam glass is sprayed with a reinforcing material such as the metal to be coated with the sprayed film. The spraying of the reinforcing material such as the metal on the surface of open-cell foam glass provides the modified foam glass having water absorption or water retention properties. The recycled glass which is regenerated from waste glass is preferably used as the foam glass.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003293445-A (JP)
Title: Outer wall panel material computing system
Inventor: YAMAMOTO HIROSHI
IPC: E04F13/07
Filed: 2002-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the time and labor required for processing by automatically processing the material calculation (dimension calculation) and the manufacturing drawing creation with a computer, and to improve the throughput of a member development system by effectively using the created information in the existing member development system.  <P>SOLUTION: This outer panel material computing system draws up a manufacturing drawing of an outer panel of a dwelling house. On a screen of the computer, the numerical values of dimensions and specifications of a pattern graphic (surface material graphic form 14 and back component graphic form 15) previously registered in the computer are input and the specifications are changed, thereby drawing up a manufacturing drawing of the outer wall panel.  <P>COPYRIGHT: (C)2004,JPO