baber/WOPTO huggingface dataset:
Patent JP-2003097275-A (JP)
Title: Two-stroke internal combustion engine with crankcase scavenging
Inventor: FRANZ REIMBECK
IPC: F02B25/14
Filed: 2002-06-19
Abstract: PROBLEM TO BE SOLVED: To provide a two-stroke internal combustion engine where fuel losses and hydrocarbon emissions may be minimized. SOLUTION: This internal combustion engine is provided with two first transfer passages 2 and one second transfer passage 2a, each with a corresponding transfer window 12 or 12a into a cylinder chamber 1 and a window 22 on the crankcase side for communication between the cylinder chamber 1 and the crankcase. The transfer window 12 of the first transfer passage 2 is controlled by the upper edge 4a of the piston 1, and the crankcase-side window 22 of the second transfer passage 2a is disposed in a region of the cylinder wall that is swept by the piston skirt 41 of the piston 1. The cylinder wall comprises at least one recess 26 which is arranged in close vicinity to the transfer window 12a of the second transfer passage 2a, and which is in flow communication with the passage 2a, wherein a narrow passage 28 is arranged between the recess 26 and the passage 2a.
Patent JP-2004060126-A (JP)
Title: Carbon fiber and method for producing the same
Inventor: SATO HIROYUKI
IPC: D01F9/22
Filed: 2002-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a carbon fiber having high strength and high elongation without bringing processes to be complicated.  <P>SOLUTION: The method for producing the carbon fiber is to prepare a yarn by wet spinning or wet dry spinning a copolymer containing ≥94 mass% acrylonitrile. A precursor fiber for the carbon fiber is produced by drying and compacting the prepared yarn at 70-150°C by dryer such as a drum type hot air dryer or the like and wet and heat drawing the yarn in 3.0-7.0 draw ratio at 100-130°C. A flame resistant fiber is obtained by heat treating the precursor fiber in 1.00-1.10 draw ratio at 220-270°C in heated air. The flame resistant fiber is carbonized at 300-1000°C in an inert atmosphere in 1.0-1.1 draw ratio and further carbonized at 300-2000°C in the inert atmosphere.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004068615-A (JP)
Title: Combustion auxiliary device for internal combustion engine
Inventor: HIROOKA HISATO
IPC: F02B23/08
Filed: 2002-08-01
Abstract: <P>PROBLEM TO BE SOLVED: To restrain occurrence of knocking by using a material such as hydrogen for improvement of later period combustion.  <P>SOLUTION: Hydrogen as a material for increasing a combustion speed of air-fuel mixture formed inside a combustion chamber 5 is obtained from gasoline fuel by using a fuel improvement stack 21. Pressure rising of the hydrogen supplied from the fuel improvement stack 21 is performed by a high pressure pump 24, and the hydrogen is added to a region along a cylinder inner wall surface 2b which is a terminal of a flame spreading passage of the combustion chamber 5 extending from a high pressure hydrogen injection valve 25 through a hydrogen passage 26 and an injection hole 28.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004066481-A (JP)
Title: Motor-driven coating film transferring apparatus
Inventor: MATSUMARU RIYOUJI
IPC: B43M11/06
Filed: 2002-08-01
Abstract: <P>PROBLEM TO BE SOLVED: To easily and efficiently perform a sealing work of an envelope by automatically transferring a paste coating film by utilizing a coating film transferring implement available in the market.  <P>SOLUTION: The apparatus 1 for transferring the coating film of the paste or the like to a material to be transferred such as the envelope 6 or the like includes a guide groove 7 for inserting and feeding a side edge of the material 6 to be transferred, the coating film transferring implement 3 inverted at a distal end of a head 9 and wound by feeding a transfer tape coated with the coating film by exposing the front surface of the roller 15 driven by a motor to this groove 7 to hold the head 9 in a state in which the head 9 is pressed to the front surface of the exposed roller 15, and the material interposed between the roller 15 and the head 9 to automatically transfer the coating film by the drive force of the motor.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004067534-A (JP)
Title: Hair cosmetic
Inventor: MORITA KOJI
IPC: A61K8/49
Filed: 2002-08-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hair cosmetic which has excellent effects for restoring / inhibiting hair damages (voids in hair) caused by coloring, dryer drying or the like and further has excellent effects for giving smooth and soft touches to hair rinsed after coated and to the hair after dried.  <P>SOLUTION: This hair cosmetic comprises (A) a tertiary amine represented by the general formula (1) äR<SP>1</SP>is a 6 to 24C alkyl or alkenyl; R<SP>2</SP>and R<SP>3</SP>are each a 1 to 6C alkyl or (AO)<SB>n</SB>H [A is a 2 to 4C alkylene; (n) is the number of 1 to 6; n AO groups may be each identical or different, and their arrangement is arbitrary]} or its salt, (B) a higher alcohol, and (C) an organic solvent, and has a 5 wt. % aqueous solution pH value of 2 to 6.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004068641-A (JP)
Title: Cylindrical propeller water turbine device
Inventor: TSUKAMOTO TADASHI
IPC: F03B3/04
Filed: 2002-08-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cylindrical propeller water turbine device shortening its length without increasing the fluid loss.  <P>SOLUTION: This cylindrical propeller water turbine device 3 uses a suction pipe 4. The suction pipe 4 is composed of an inner tapered pipe 41 (expanding angle 2θ<SB>41</SB>of 25 degrees) and an outer tapered pipe 42 (expanding angle 2θ<SB>42</SB>of 50 degrees) having the approximately same length, and diameters gradually enlarged toward the downstream of the water 99, these two papered pipes are mounted with the concentric relationship, and the water 99 flows between the tapered pipes, and inside of the tapered pipe 41. The tapered pipe 42 connects a casing 73 and the piping 9 at a water turbine outlet 79 side, and the tapered pipe 41 is supported by a plurality of stays 43.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004067815-A (JP)
Title: Vinyl ester resin, vinyl ester resin composition, and its cured product
Inventor: KAKU SHIGE
IPC: C08F290/06
Filed: 2002-08-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vinyl ester resin which can easily be dried on preliminary heat drying to exhibit an improvement on tack-freeness, excels in developability with an alkali aqueous solution, and excels in the physical properties of a material after curing such as electrical properties, mechanical properties, heat resistance, solvent resistance, adhesion, and flexibility, a vinyl ester resin composition, and its cured product.  <P>SOLUTION: The vinyl ester resin is obtained by reacting an epoxy resin (a) having two or more glycidyl groups in the molecule with an ethylenically unsaturated monocarboxylic acid (b) and/or a polybasic acid (c) to obtain a reaction product (A), esterifying a part of the primary and/or secondary hydroxy groups of the above reaction product (A) with an ethylenically unsaturated monocarboxylic acid (d) to obtain a reaction product (B), and esterifying a part of the hydroxy groups or the entire hydroxy groups remaining in the above reaction product (B) with a polybasic acid (e) and/or a polybasic acid anhydride (f).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003122703-A (JP)
Title: Buffer partitioning for managing multiple data streams
Inventor: HOGLUND TIMOTHY E
IPC: G06F13/28
Filed: 2002-08-06
Abstract: PROBLEM TO BE SOLVED: To dynamically partition buffer resources among multiple data streams. SOLUTION: The buffer partitioning system utilizes context information relating to streaming data to control the flow of data through the buffer resource. Multiple data streams may be more efficiently transferred through buffer resources by including a buffer partitioning system and thus, resulting in faster data transfer.
Patent JP-2004071852-A (JP)
Title: Multilayer substrate
Inventor: WATANABE SHUICHI
IPC: H05K1/02
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multilayer substrate without deformation even after monolithic sintering.  <P>SOLUTION: The multilayer substrate is adapted such that a plurality of ceramic green sheets each having a conductor pattern printed and formed thereon are laminated into a plate-shaped molding, and the conductor pattern and the ceramic green sheets are sintered in a monolithic manner. In the multilayer substrate, there are provided a plurality of first parting grooves in a principal surface of the multilayer substrate in parallel to each other, a plurality of second parting grooves perpendicular to the first parting grooves, internal circuit components on a plurality of individual laminates parted along the first and second parting grooves by making use of a conductor pattern, and a deformation suppressing conductor layer comprising the conductor pattern around an individual laminate formation region on the multilayer substrate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004071887-A (JP)
Title: Method of manufacturing vertical power semiconductor device
Inventor: NAKABAYASHI MASAKAZU
IPC: H01L29/78
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a vertical semiconductor device, which reduces the ON resistance of a semiconductor device in by decreasing the thickness of a semiconductor substrate and does not require development of a new manufacturing apparatus.  <P>SOLUTION: A p-type silicon layer 3, an n<SP>+</SP>-type silicon layer 4, a gate electrode 6, and a source electrode 7 are formed respectively in a plurality of predetermined active element regions on the semiconductor substrate 10, then the silicon substrate 10 is ground as deep as 80 to 100 μm from its main surface 10c to form a main surface 10b, a drain electrode is formed on the main surface 10b, a conductive resin board 22 is bonded to the main surface 10b of the substrate 10 via a conductive adhesive sheet 21, and the laminate of the substrate 10 and the board 22 is subjected to a wafer test. By this method, the thin silicon substrate 10 can be protected from cracking in a wafer test or an assembly process, and a conventional manufacturing apparatus can be used as is. A D-MOSFET 30 manufactured as mentioned above can be remarkably reduced in ON resistance because the thickness L2 of the silicon substrate 10 is much smaller than that of a conventional one.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004071968-A (JP)
Title: Ferroelectric nonvolatile memory, ferroelectric nonvolatile memory array, and manufacturing method of ferroelectric nonvolatile memory array
Inventor: ISHIHARA HIROSHI
IPC: H01L21/8247
Filed: 2002-08-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ferroelectric nonvolatile memory cell in a novel structure in which memory cells are integrated with high density, and to provide a high-density ferroelectric memory cell array using the ferroelectric nonvolatile memory.  <P>SOLUTION: A ferroelectric nonvolatile memory 80 includes a plurality of memory cells 70 each composed of a MOS or MIS transistor 50 formed from a gate electrode 13 through a predetermined insulating film 12 on a predetermined semiconductor wafer 11 and a pair of ferroelectric capacitors 60 each composed of the gate electrode 13, a ferroelectric thin film 17 formed on the gate electrode 13 and an upper electrode layer 16 formed on the ferroelectric thin film 17. Between adjacent memory cells, a source area and a drain area are successively connected to be shared. Then, a ferroelectric nonvolatile memory array 90 is configured by approximately parallel locating the ferroelectric nonvolatile memories 80.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004067349-A (JP)
Title: Method and apparatus for conveying building member
Inventor: FUKUSHIMA TOSHIYUKI
IPC: E04G21/14
Filed: 2002-08-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and apparatus for conveying a building member capable of facilitating conveyance of the building member from a road to a building site in a flagstaff-shaped site, or the like.  <P>SOLUTION: A conveyance device 1 provided with a framework 7, a fixing rail 8, a traveling rail 9, and lifting equipment 10 is used, and the lifting equipment 10 is moved toward the above of the road 4 with one end part 9A of the traveling rail 9 hung over the above of the road 4 beyond one end part 8A of the fixing rail 8 to move the lifting equipment 10 to the above of the road 4, and to hang the building member 6 by the lifting equipment 10. The hung building member 6 is moved to the building site 3 side together with the lifting equipment 10 and the traveling rail 9, and the hung building member 6 is moved to the above of the building site 3 together with the lifting equipment 10 with the other end part 9B of the traveling rail 9 hung over the above of the building site 3 beyond the other end part 8B of the fixing rail 8, thus conveying the building member 6 from the road 4 into the building site 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004073652-A (JP)
Title: Game machine
Inventor: OKADA KAZUO
IPC: A63F5/04
Filed: 2002-08-21
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that a player is more fatigued as the player has to move the gaze from a stop order display part to a reel display part while playing a super-time (ST) game.  <P>SOLUTION: The game machine has a presentation display device in which a transparent liquid crystal panel for visual presentation and a liquid crystal film for an electronic shutter are layered, in front of a main reel. The electronic shutter can set a shielded area by software, and sets various shielded areas referring to the game situation. The notice presentation after the whole variation is stopped is executed with the electronic shutter shielding the whole areas so that a clear presentation image can be provided for a player.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003147160-A (JP)
Title: Thermoplastic elastomer composition used for block for guiding visually handicapped person
Inventor: TASAKA MICHIHISA
IPC: C08K3/00
Filed: 2002-08-22
Abstract: PROBLEM TO BE SOLVED: To provide a thermoplastic elastomer composition which is used for blocks for guiding a visually handicapped person, gives a block with little residual dent and is excellent in scratching resistance, adherence to concrete, extrusion and injection molding, and the blocks made from the elastomer composition. SOLUTION: The thermoplastic elastomer composition used for blocks for guiding a visually handicapped person is characterized in that it is obtained by melting and kneading a composition containing (a) 100 pts.wt. of a block copolymer and/or a hydrogenated block copolymer, consisting of at least two polymer blocks A comprising mainly an aromatic vinyl compound and at least one polymer block B comprising mainly a conjugated diene compound, (b) 15-200 pts.wt. of an olefin resin decomposable by a peroxide, (c) 0.2-3.5 pts.wt. of an organic peroxide, and (d) 150-350 pts.wt. of an inorganic filler. A sheet, tile or block unit is provided which is obtained by fabricating the composition and used for blocks for guiding a visually handicapped person. A concrete block is provided, which is made from the composition and used for guiding a visually handicapped person.
Patent JP-2004083014-A (JP)
Title: Memory disk storage case
Inventor: SHINDO HIROKAZU
IPC: G11B23/30
Filed: 2002-08-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a memory disk storage case having a memory means which can store a sufficient capacity of information on a memory disk to be put in and information on the case.  <P>SOLUTION: The memory disk storage case consists of a body case 11, a lid 12 and a bottom plate 17, and is designed to receive a plurality of hard disks 10 to be arranged by a guide groove 20 in the body case 11 so that their respective axes approximately coincide with one another and to be pressed by a pressing member 15 attached inside the lid 12 from upward. A tubular holding part 33 is formed on part of the body case 11, and an IC tag 35 is mounted on the holding part 33. When washing the inside, the bottom plate 17 is removed, and the bottom opening is exposed for facilitating the job.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004083299-A (JP)
Title: Process for forming silicon nanocrystal structure terminating in oxygen or nitrogen and the silicon nanocrystal structure formed through the same
Inventor: NUMAZAWA YOICHIRO
IPC: C01B33/02
Filed: 2002-08-23
Abstract: <P>PROBLEM TO BE SOLVED: To easily and inexpensively form a silicon nanocrystal structure terminating in oxygen or nitrogen which can be formed on a silicon substrate employing a process for manufacturing a silicon integral circuit and shows a high luminous efficiency wherein particle size of the silicon nanocrystals can be controlled to an accuracy of 1-2 nm and density per unit area can be increased by surely terminating the surface of the formed structure by oxygen or nitrogen.  <P>SOLUTION: In a process for forming the silicon nanocrystal structure, a nanometer-thick silicon thin film comprising silicon crystallites and amorphous silicon is formed on the substrate by heating the substrate to a predetermined temperature in a plasma-treatment chamber, controlling the atmosphere inside the chamber to achieve a vacuum atmosphere containing at least a hydrogenated silicon gas and a hydrogen gas and applying a high-frequency electric field. Then, the silicon thin film is subjected to plasma oxidation or plasma nitriding treatment by discontinuing the application of the high-frequency electric field, replacing the atmosphere inside the chamber with an oxidizing or nitriding gas atmosphere and resuming the application of the high-frequency electric field.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004081316-A (JP)
Title: Card access game system
Inventor: URASAKI MASAHARU
IPC: A63F13/95
Filed: 2002-08-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a card access game system allowing the enjoying at the sight of a response of a character, allowing the training of various actions, or the like, to the character, allowing appearance of a fellow character to allow a customer to repeatedly enjoy a game, and allowing the customer to also purchase a commodity in a store.  <P>SOLUTION: This card access game system digitalizes and specifies a computer allowing card access, and starts the computer through a card capable of storing an access time, a location, character status, or the like. Thereby, a start event according to data is generated on a display of the computer, and the character according to the location and the time accessed by the card executes the action. The system decides the character's status or progress of the game, and makes a menu item reflect the decided result. Accordingly, when changing a location or a time and executing play, the character shows another response to continue the play.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004082395-A (JP)
Title: Method for forming laminate and laminate
Inventor: KANEFUJI KEIICHI
IPC: H01L51/00
Filed: 2002-08-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laminate having a solid electrolyte layer and a conductive resin-containing layer in which the conductive resin-containing layer indicates high conductivity without inserting a buffering layer between layers, and when voltage is applied to the conductive resin-containing layer to drive the layer as an actuator, the destruction is prevented of the interface between layers caused by the displacement of the laminate.  <P>SOLUTION: In a method for forming the laminate having the solid electrolyte layer and the conductive resin-containing layer, after an electrode is obtained by forming the solid electrolyte layer on an electrode layer, the electrode, as a working electrode, is subjected to electrolytic polymerization in a solution containing a conductive resin monomer to form the conductive resin-containing layer on the electrode layer. Next, the formed conductive resin-containing layer is peeled off from the electrode layer to form the laminate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004083310-A (JP)
Title: Low temperature fired dielectric porcelain composition
Inventor: OGAWA HIROTAKA
IPC: C04B35/499
Filed: 2002-08-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dielectric porcelain composition capable of being fired at low temperature and suitable as a material such as an electronic device.  <P>SOLUTION: The temperature coefficient close to 0 ppm/°C can be realized by producing a solid solution expressed by general formula: Ca[(Li<SB>1/3</SB>Nb<SB>2/3</SB>)<SB>1-x</SB>Ti<SB>x</SB>]O<SB>3-δ</SB>by combining CaTiO<SB>3</SB>having a positive temperature coefficient to a porcelain formulation having a composition expressed by Ca(Li<SB>1/3</SB>Nb<SB>2/3</SB>)O<SB>3-δ</SB>, and at the same time, the sintering temperature can be lowered without lowering the dielectric characteristics by adding B<SB>2</SB>O<SB>3</SB>being a low melting point compound to the solid solution. Further, in the case when B<SB>2</SB>O<SB>3</SB>is used together with Bi<SB>2</SB>O<SB>3</SB>, the sintering temperature can be furthermore lowered. Thereby, the low temperature sintered dielectric porcelain composition having the excellent dielectric characteristics and capable of being simultaneously sintered with Ag, Cu or the like, used as an electrode material frequently, can be provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004087673-A (JP)
Title: Resin-sealed type semiconductor device
Inventor: IMADA SHINJI
IPC: H01L23/50
Filed: 2002-08-26
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a bonding wire section provided in the vicinity of a second bonding section from coming into contact with semiconductor chips in a resin-sealed type semiconductor device in which a plurality of semiconductor chips having the same thickness and connected to each other through a bonding wire is sealed with a resin.  <P>SOLUTION: In the resin-sealed type semiconductor device, the semiconductor chips 10 and 20 having the same thickness are respectively mounted on the chip mounting sections 51 and 52 of a lead frame 50 and connected to each other through the bonding wire 30 formed by wire bonding comprising ball bonding which is performed as first bonding and wedge bonding which is performed as second bonding. In addition, the chips 10 and 20 and the bonding wire 30 are sealed with a resin 40. Moreover, the chip mounting section 52 which comes to the second bonding section 32 side of the wire 30 is drawn back than the chip mounting section 51 which comes to the fist bonding section 31 side of the wire 30 in the direction opposite to the projecting direction of the loop of the wire 30.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004082543-A (JP)
Title: Inkjet recorder
Inventor: SEKIYA YASUTO
IPC: B41J2/01
Filed: 2002-08-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inkjet recorder in which a work for managing and setting the driving conditions of an inkjet head can be simplified and operating conditions of the inkjet head can be grasped surely.  <P>SOLUTION: The inkjet recorder 10 comprises an inkjet head 20 having a wiring board 50 mounting a driving circuit 52 including a driving IC and ejecting ink in a groove made in a piezoelectric ceramic plate from a nozzle opening by applying a driving voltage to an electrode provided on the side wall of the groove thereby varying the inner volume of the groove, and an external circuit 110 connected with the driving circuit 52. The inkjet head 20 is provided with a means 100 for storing driving information data including at least its driving condition data, and the external circuit 110 is provided with a means 140 for automatically setting the driving conditions of the inkjet head 20 by reading at least the driving condition data stored in the data storing means 100.  <P>COPYRIGHT: (C)2004,JPO