baber/WOPTO huggingface dataset:
Patent JP-2004015480-A (JP)
Title: System and method for optical transmission
Inventor: KUROSHIMA ATSUSHI
IPC: H04B10/29
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a remote excitation type optical amplification technique which never breaks a communication without adding an expensive exciting light source even if an exciting light source suddenly breaks down.  <P>SOLUTION: The remote excitation type optical amplification technique is characterized in that exciting light beams 32 and 33 performing Raman amplification are supplied to opposite optical transmission lines 1 and 2 respectively and a means and a path for supplying those exciting light beams 32 and 33 to the mutually opposite optical transmission line sides are provided halfway in those optical transmission lines 1 and 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004009623-A (JP)
Title: Printer system equipped with automatic paper feeding device and paper holder
Inventor: SATO MINORU
IPC: B41J11/50
Filed: 2002-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a printer system which can simplify a constitution, reduce the size and decrease the cost of a printer which can use both a rolled sheet and a cut sheet.  <P>SOLUTION: When a cover member is disposed at a closed position, conveying of a sheet from a printer detachment preventing unit for preventing the printer from being detached from a printer holding unit and an automatic sheet feeder side sheet conveying passage to a printer side sheet conveying passage can be smoothly conducted. An automatic sheet feeder mount for mounting an automatic sheet feeder is provided so as to have a first gap between the upper surface of the printer and the bottom of the automatic sheet feeder so as to specify a part of a rolled sheet conveying passage for conveying the rolled sheet by the upper surface of the printer and the bottom of the automatic sheet feeder. A second gap is formed between a back surface of a sheet holder body and the rear end edge of a cover member, and the second gap to the cover member specifies a part of the conveying passage of the sheet to be guided to the automatic sheet feeder.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004009933-A (JP)
Title: Pneumatic tire
Inventor: YAMANAKA TAKAYA
IPC: B60C15/06
Filed: 2002-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic tire excellent in bead portion durability.  <P>SOLUTION: This pneumatic tire has: a carcass 5 made of a ply which is constituted of a body portion 3a and a folding-back portion 3b and in which a steel cord is coated by rubber; and a wire chafer 6 disposed along the outer surface of at least the folding-back portion 3b and in which the steel cord is coated by rubber. At least at either one of the folding-back portion 3b or the wire chafer 6, at least one bent portion 7 in which the steel cord is plastically deformed is provided when seen in the tire cross section. A cutoff load of the steel cord at the bent portion 7 of the folding-back portion 3b is set in a range of 40 to 75% of the cutoff load of the steel cord before plastic deformation, and the cutoff load of the steel cord at the bent portion 7 of the wire chafer 6 is set at 40% or more of the cutoff load of the steel cord before plastic deformation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003195529-A (JP)
Title: Photoresist stripper composition
Inventor: AHN SEUNG-HYUN
IPC: G03F7/42
Filed: 2002-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a novel photoresist stripper composition.  <P>SOLUTION: A thinner composition as the photoresist stripper composition consists of 8 to 95 wt.% normal butyl acetate, 0.1 to 13 wt.% γ-butyrolactone and 3 to 80 wt.% of a non-acetate ester compound. The thinner composition may also consist of 42 to 90 wt.% normal butyl acetate, 1 to 13 wt.% γ- butyrolactone and 5 to 45 wt.% polyhydric alcohol derivatives. Photoresist applied on an edge part and a rear side surface part of a substrate can be selectively stripped by using the thinner composition. The photoresist applied on the entire surface of the substrate can also be stripped by using the thinner composition. Various kinds of photoresist materials can be stripped by using the inexpensive thinner composition.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004020624-A (JP)
Title: Epoxy compound having charge transport ability
Inventor: TANAKA CHIAKI
IPC: C08G59/06
Filed: 2002-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a novel epoxy compound having charge transport ability which drastically enhances mechanical durability such as resistance to wear and resistance to scuffing and satisfies electrophotographic characteristic too and to provide the mixture of the epoxy compound.  <P>SOLUTION: The epoxy compound having charge transport ability is represented by a general formula (1). Therein, R<SP>1</SP>is a hydrogen atom, a substituted or non-substituted alkyl group, or a substituted or non-substituted allyl group. Ar<SP>1</SP>represents an allyl group having at least one piece of tertiary amino group. Ar<SP>2</SP>and Ar<SP>3</SP>represent a substituted or non-substituted allylene group. The Ar<SP>2</SP>and Ar<SP>3</SP>are either the same or different to each other and n represents an integer of 0-5,000.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004020316-A (JP)
Title: Simulated external force generating equipment and simulated external force generating method
Inventor: KODAN YOICHIRO
IPC: B63B71/20
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To quickly and simply simulate the direction and magnitude of external force which is applied to a float in an experiment of the float in an experimental water tank, and change the simulation easily.  <P>SOLUTION: A simulated external force generating equipment provided with a blower 2 and a control part 3 is used. The blower 2 is installed in the float 1. The control part 3 calculates the external force presumed to be applied to the float 1, based on at least one out of a presumed wind applied to the float 1 and a presumed wave which is applied to the float 1 and the structure of the float 1. Based on the external force, the speed of the simulated wind of the blower 2 is controlled in such a manner that the external force is simulated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004018449-A (JP)
Title: Aromatic compound containing sulfonic acid group and its manufacturing method
Inventor: MIYAZAKI KAZUHISA
IPC: C07B61/00
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new aromatic compound containing sulfonic acid groups and useful as a raw material for various functional polymer compounds for use in a fuel cell, brine electrolysis, an ion-exchange membrane and the like, and its manufacturing method.  <P>SOLUTION: The aromatic compound contains sulfonic acid groups and is represented by general formula (1) (wherein R<SP>1</SP>is an alkylene group which may have an ether bond; A is a hydroxy group or a halogen atom; B is a single bond, an alkylene group, a carbonyl group, an oxygen atom, a sulfur atom, or a sulfonyl group; M is a hydrogen atom or an alkali metal; n is an integer of 1 or 2; and the numbers and positions of groups represented by R<SP>1</SP>-SO<SB>3</SB>M on the two aromatic rings may be the same or different).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022815-A (JP)
Title: Heat sink and electronic device using it
Inventor: SONODA HIRONOBU
IPC: H05K7/20
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat sink having a thickness of an optimum fin substrate.  <P>SOLUTION: The heat sink 3 comprises the fin substrate 4 and a plurality of fins 7 for heat dissipation disposed parallel. In the heat sink 3 for closely installing an IGBT1 in the substrate 4, when the height of the heat sink 3 is the sum of the thickness of the fin substrate 4 and the length of the fin 7, the thickness of the fin substrate 4 is made 15 to 45% of the height of the heat sink 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004019838-A (JP)
Title: Engine mount
Inventor: KUNIYA TAKESHI
IPC: F16F1/38
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To easily form a partially high strength part and a highly rigid and easily-breakable structure in a resin bracket when the resin bracket is requested to have the partially highly rigid part and the highly rigid and easily-breakable structure in an engine mount using the resin bracket.  <P>SOLUTION: This engine mount 1 comprises a vibration isolation part 4 formed of an inner tube 2 and a vibration isolation rubber 3 and the resin bracket 5 supporting the vibration isolation part 4. A part of the resin bracket 5 is installed, as a mounting bracket 7, on a body F. In the bracket body part 6 of the resin bracket 5, the direction A side thereof from the vibration isolation rubber 3 is formed in the high strength part 18, and a metal stopper part 25 is inserted therein. The stopper part 25 is formed in a generally L-member formed integrally with a collar part 24, and the collar part 24 is inserted into the mounting flange 7.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022931-A (JP)
Title: Optical semiconductor device
Inventor: YOSHIKAWA MASAKI
IPC: H01L31/02
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical semiconductor device which surely fixes the shielding case and surely performs grounding.  <P>SOLUTION: The optical semiconductor device 1 comprises an optical semiconductor element 3 provided on a substrate 2, and a resin mold part 5 and a conductive shield case 6 covering the optical semiconductor element 3. The shield case 6 is fixed to a grounding pattern 8 on the substrate 2 via a conductive paste. The resin mold part 5 covers the periphery of the shield case 6 provided with a gap from the optical semiconductor element 3 and is formed of the resin that hardens, while filling the gap between the shield case 6 and the optical semiconductor element 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027253-A (JP)
Title: Aluminum alloy sheet for molding, and method of producing the same
Inventor: AONO MASAMICHI
IPC: C22F1/04
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an Al alloy sheet for molding which has satisfactory hem bendability and high baking hardenability.  <P>SOLUTION: The Al alloy sheet comprises 0.4-0.7% Mg and 0.8-1.2% Si, one or more of metals selected from 0.03-0.4% Mn, 0.01-0.4% Cr, 0.01-0.4% Zr, 0.01-0.4% V, 0.03-0.5% Fe, 0.005-0.2% Ti and 0.03-2.5% Zn, in which the content of Cu is controlled to ≤0.1%, and the balance substantially Al. In a region of 1/4 of the sheet thickness from the surface, cube orientation density is more than two fold of gross orientation density, and is four fold of that of a random sample. The Al alloy sheet has an electric conductivity of ≤54%IACS, and a mean crystal grain size of ≥4.5 in an ASTM number. Hot rolling is started at ≥370°C so as to obtain a sheet thickness of 1.0-8.0 mm and a finishing temperature of 180-350°C. Further, cooling is performed from the temperature range in the finishing of the hot rolling to ≤100°C at ≤100°C/min. Also, after cold rolling at a rolling ratio of ≥30%, solution treatment is performed under holding at ≥480°C for ≤5 min or without the holding, and cooling is performed to 50 to <150°C at ≥100°C/min. Then, stabilization treatment is performed within the above temperature range for ≥2 hr.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004031450-A (JP)
Title: Laser apparatus, and its control apparatus and control method
Inventor: HAMASHIMA YASUHIRO
IPC: H04B10/293
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laser apparatus that can control an operating point more stably in a simple configuration, its control apparatus, a laser drive apparatus, and a control method for controlling a more stable operating point with a simple configuration.  <P>SOLUTION: The amplitude of a low-frequency component is taken out of the output waveform of a laser diode 12 being monitored by a photodiode 13, and the amplitude of a pilot signal Pilot is controlled based on a control voltage Vip1 being generated by the comparison with a reference voltage Vref1, thus correlating them. The amplitude of a modulation signal Ip from a laser driver 11 is controlled based on a signal for superposing both of them at a specific ratio, the amplitude of a low-frequency component in the modulation signal Ip and that of the other components are correlated, thus accurately coping with the factors of a change in laser characteristics and stabilizing output light.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004031111-A (JP)
Title: Battery pack structure
Inventor: ISHIKAWA TATSUYA
IPC: H01M2/10
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a battery pack structure preventing the reverse insertion of a battery pack body into an electronic apparatus body, and consequently preventing harmful effects to a battery or the electronic apparatus body.  <P>SOLUTION: The battery pack structure comprises a first battery pack with a substantially elliptical cross sectional shape and asymmetric right and left appearances and two-dimensionally housing a plurality of batteries in a row in its interior, and a second battery pack with the same shape as that the first battery pack and having an opened and closed opening for a battery pack and housing about half of the battery.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027310-A (JP)
Title: Barrel plating equipment
Inventor: HASE SAKUJI
IPC: C25D17/20
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide barrel plating equipment which permits sure discharging of even the minute objects to be plated out of a barrel vessel after plating.  <P>SOLUTION: The barrel vessel 8 are formed of cup-shaped vessels 25 bisected at a parting plane perpendicular to an axial direction and the each cup-shaped vessel 25 is made into a seamless integral structure. The bisected cup-shaped vessels 25 are butted against each other at the parting plane and end plates 28a and 28b fitted onto shafts 26 of both ends thereof are coupled and tightened by two coupling rods 29, by which the clearances to be intruded with the minute articles to be plated are eliminated on the inner wall surfaces of the barrel vessel 8, so as to permit the sure discharge of all of the articles to be plated after the plating out of the barrel vessel 8.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004028488-A (JP)
Title: Valve gear used for refrigeration cycle device
Inventor: YAMAMOTO YASUHIRO
IPC: F25B13/00
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To reduce cooling medium passing noise in a heating mode, in a valve gear of a refrigeration cycle for a vehicle for switching between the heating mode where gas cooling medium on the compression discharge side is introduced directly to an evaporator to radiate heat and a cooling mode where a low pressure cooling medium is evaporated by the evaporator to cool air.  <P>SOLUTION: A hot gas bypass passage 18 is disposed in a housing member 140 having valve means 15 and 16 for switching cooling medium flow between the cooling mode and the heating mode. The hot gas bypass passage 18 is arranged orthogonally to the direction of a throttle passage on the throttle passage outlet side of a decompressing device 17 for heating. The distance L from the throttle passage outlet end of the decompressing device 17 to a facing wall surface 18a of the hot gas bypass passage 18 facing to the outlet end is set two or more times longer than the diameter d of the throttle passage of the decompressing device 17.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025154-A (JP)
Title: Apparatus and system for removing volatile organic compound
Inventor: TAKEGAWA MAKOTO
IPC: C02F11/00
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a volatile organic compound removing apparatus having excellent purification efficiency and a simple structure.  <P>SOLUTION: This volatile organic compound (VOC) removing apparatus 10 is provided with a purification part arranged inside a housing 11 being airtight space, VOC spraying means (a compressor 3, an ejector 4 and a spray nozzle 12) communicating with a VOC-containing liquid supplying source (a muddy water tank 5) for sucking the VOC-containing liquid and compressed air and mixing them and spraying the mixture toward the inside of the purification part, a VOC removing means (an activated carbon column 23) communicating with the purification part through connection pipes 26-28 and a sound muffling means (a sound muffling apparatus 22) interposed between the purification part and the VOC removing means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004039286-A (JP)
Title: Method for manufacturing optical semiconductor electrode and photoelectric conversion element
Inventor: ISHIBASHI HIROTAKA
IPC: H01M14/00
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for forming a structure having small continuous pores or a film on a substrate as an electrode of a photoelectric conversion element.  <P>SOLUTION: Brittle material superfine particles having an average superfine particle diameter of less than 0.1 μm are calcinated. A part of the brittle material superfine particles are bound so as to form porous fine particles. Next, the porous fine particles are dispersed in a gas to form an aerosol. The aerosol is sparyed into the substrate and collides with the porous fine particles, thereby forming the porous structure (film) having the porous fine particles bound to each other and desposited, on the substrate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004034771-A (JP)
Title: Pneumatic radial tire
Inventor: RACHI KEITA
IPC: B60C11/04
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic radial tire for effectively suppressing generation of cracks in groove bottom parts of transverse grooves to demarcate a block.  <P>SOLUTION: In a pneumatic radial tire in which a plurality of main grooves 2 extending in the circumferential direction of a tire and a plurality of transverse grooves 3 extending in the width direction of the tire are provided in a tread part 1, and a plurality of blocks 4 are demarcated by these main grooves 2 and transverse grooves 3, angles of inclination (α, β) of a pair of groove walls 31 and 31 facing each other in the transverse groove 3A included in at least one block row out of the transverse grooves 3 are changed along the groove length direction, the length of the groove wall at the groove bottom part is set to be larger than that at a tread surface part, and the shapes of the pair of groove walls 31 and 31 are surface-symmetrical.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003342726-A (JP)
Title: Pre-treatment method of mixing impurity element for plating
Inventor: NUNOGAKI MASANOBU
IPC: C23C14/48
Filed: 2002-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pre-treating method for giving the electroconductivity to an interface by a physical method to support generation of a plated layer on the interface between a coating layer such as the plated layer and a substrate and to increase the peeling resistance, and for optimizing the surface potential distribution and the spin coordination of the substrate.   <P>SOLUTION: In a pretreatment by a physical method to distribute a trace of specified elements on a surface layer to be plated, an optimum element and a concentration thereof are determined according to the combination of a substrate with the kind of component elements of a coating layer, and an object and a condition for the plating.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004037956-A (JP)
Title: Liquid crystal display and its drive circuit
Inventor: KITAMURA YUKIO
IPC: G02F1/133
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a drive circuit and a liquid crystal display of which the manufacturing processes are simplified by forming wiring on a glass substrate into a single layer structure.  <P>SOLUTION: The liquid crystal display is provided with a CF substrate having a counter electrode 13 and a TFT array substrate 38. The TFT array substrate 38 has a gate line 18 and a source line 20 orthogonal to each other, and a transfer electrode 14 connected to the counter electrode 38. The substrate also has a DC/DC part 6 which generates VCOM voltage and VEEG voltage, a gate driver IC2 which supplies the VEEG voltage to the gate line 18, and input/output terminals 41, 39 for the LCD which input and output the VEEG voltage. The substrate has dummy input/output terminals 42, 44 for the driver IC to input and output the VCOM voltage on the gate driver IC2, with these elements connected by a dummy through line 15.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004033986-A (JP)
Title: Waste treatment equipment and method
Inventor: YOSHIMOTO SATOSHI
IPC: A62D101/20
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide waste treatment equipment for conducting detoxification of inexpensively effecting detoxification treatment of waste produced by demolition of facilities including an incinerator and soil contaminated with dioxins and the like.  <P>SOLUTION: This equipment includes crushing means 1, 2 for reducing matters to be treated into small pieces, a melting furnace 3 for melt-treatment of crushed matters, and exhaust gas treating means 13, 14 for treating exhaust gas generated in the furnace 3. The melting furnace 3 is equipped with a reducing zone 5, where the matters are treated in reduction atmosphere, and a fluidized-bed section 7 where hard solid matters out of to-be-treated matters are subjected to fluidization treatment.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004047565-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: HIYAMA SUSUMU
IPC: H01L23/522
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To attain proper embedding characteristics by eliminating substrate dependency when forming a silicon oxide film without adding a new process such as plasma irradiation.  <P>SOLUTION: Substrate dependence disappears and proper embedding characteristics are obtained by forming the silicon oxide film 24 on a silicon nitride film 23 with low-film density formed so as to cover a gate electrode 21 in an atmosphere of O<SB>3</SB>/TEOS at 500°C or lower.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004045678-A (JP)
Title: Tripod for camera
Inventor: NISHIMURA TORU
IPC: G03B17/56
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tripod for supporting various functions of a camera by enabling mounting of the camera with a single action and supplying power to the camera.  <P>SOLUTION: When a camera is fixed to the tripod, the camera can be attached and detached to the tripod with a single action since a holding means so called as a cradle for holding a case side plane is used and no engagement of screws in tripod holes, etc. is required. In addition, a power source with capacity larger than that of a built-in battery of the camera can be used since a power source is built in the tripod and the bulk of photographs can be taken even without preparing a replacement battery when the many number of photographs are taken, especially in the case of photography in the outdoors. Furthermore, the case holding means is provided with an information communication function, information communication between the camera and the tripod or between the camera and external equipment is enabled. Thus, mode setting of the camera and connection between the camera and a personal computer, etc. can be performed from the tripod.  <P>COPYRIGHT: (C)2004,JPO