baber/WOPTO huggingface dataset:
Patent JP-2003263766-A (JP)
Title: Optical head
Inventor: SHIBANO MOTOMICHI
IPC: G11B7/12
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical head which stabilizes the exit intensity of light, provides signals of high quality and is highly reliable to an optical recording medium.  <P>SOLUTION: The optical means for converging the luminous flux 4 of the optical head for recording and reproducing the information signal from the optical recording medium 3 by irradiating the recording medium with the luminous flux 4 from a light emitting element which is a light source is covered with a conductive film 2 on the surface of its segment in proximity to or facing the optical recording medium 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262568-A (JP)
Title: Durability test method for tire
Inventor: NOGUCHI TAIJI
IPC: G01M17/02
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a durability test for a tire that can efficiently simulate creep behavior generated in a tire actually used in high temperature environment in a short time.  <P>SOLUTION: The durability test method includes a high internal pressure retaining process that charges gas into the tire 1 to retain tire charged pressure at a fixed air pressure and a constant temperature retaining process that heats at least the whole of the tred for the static tire 1 at a unloaded state at a fixed temperature of 50°C or more to retain at the heating temperature at least until the diametral growth of the tire 1.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003261685-A (JP)
Title: Aqueous emulsion of hydrogenated derivative of hydroxyl group-containing conjugated diene polymer, its production method, and laminated product using the same
Inventor: SHIMOMURA OSAMU
IPC: C08J3/05
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an aqueous emulsion having excellent storage stability even at a low concentration.  <P>SOLUTION: The aqueous emulsion is obtained by emulsifying a hydrogenated derivative of a hydroxyl group-containing conjugated diene polymer with at least one emulsifier selected from a sodium alkylsulfate, and an sodium alkylbenzenesulfonate, and a nonionic surface active agent having an HLB value of ≥14, and is produced by the method comprising (1) a step of dissolving or suspending the hydrogenerated derivative of a hydroxyl group-containing conjugated diene polymer in a water-insoluble organic solvent and mixing the emulsifier and water with the resulting solution or suspension to prepare a mixed solution having a weight ratio of the hydrogenerated derivative of a hydroxyl group-containing polymer to the organic solvent of 100:≥5 and a weight ratio of the water to the sum of the hydrogenerated derivative of a hydroxyl group-containing polymer and the organic solvent of 100:20 to 400, (2) a step of emulsifying the mixed solution obtained in the above step by a high-pressure jet dispersing machine, and (3) a step of removing the organic solvent in an aqueous emulsion after emulsification.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003266659-A (JP)
Title: Ink jet recorder
Inventor: SHIBATANI MASAYA
IPC: B41J2/18
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ink jet recorder suitable for ink jet recording method capable of providing a high quality printed matter having a high image density, in which blur and unevenness of print are suppressed by injecting a reaction liquid having an ink coagulation power before or after injecting ink.  <P>SOLUTION: The ink jet recorder 1 comprises a first recording head 1 and a second recording head 2 arranged in parallel in a carrying direction Y of a recording medium M at a predetermined interval to perform main scanning in the direction X perpendicular to the carrying direction Y of the recording medium M. The first recording head 1 ejects ink toward the recording medium M and the second recording head 2 ejects a reaction liquid having an ink coagulation power for the recording medium M before or after injecting ink. An interval (t) between the first recording head 1 and the second recording head 2 is 1-10 cm. Furthermore, a partitioning member 3 is provided between the first recording head 1 and the second recording head 2 above the recording medium M across the main scanning direction X not to touch the recording medium M.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003268857-A (JP)
Title: Calculation method of pressure loss in sewage pressure feed pipe
Inventor: OCHI TAKATOSHI
IPC: E03F3/00
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To enable easy calculation of rough value of the pressure loss in a sewage pressure feed pipe forming a gas-liquid two phase flow by air-injection or the like, at a site where piping work is actually carried out.  <P>SOLUTION: A pressure loss P1 in a sewage pressure feed pipe forming gas-liquid two phase flow is obtained from a formula, P1=P2+H, wherein P2 is pressure loss in a pipe at a full stream, H is the level difference between a high and low positions of a downward inclination part of the sewage pressure feed pipe.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270738-A (JP)
Title: Scanner and document position optimizing control method thereof
Inventor: KISHI SHINYA
IPC: H04N1/107
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To resolve the problem of a conventional scanner that it takes time to set a document to an accurate position and accurate read of the document is not secured because the document may be shifted from a fixed position at the time when a user releases his or her hold from the document after setting the document.  <P>SOLUTION: Different angles of inclination of a platen 12 are given at a point of time when the document should be placed on a platen surface and a point of time when the document placed on the platen surface should be read, and the platen 12 is so inclined that a document set reference point 32 set on the platen surface may be lowest at a point of time when the document should be placed on the platen surface.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270928-A (JP)
Title: Roller supporting frame fixing device for development cartridge and development cartridge provided with the same
Inventor: OKAMOTO KATSUMI
IPC: G03G15/08
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a roller supporting frame fixing device for a development cartridge for preventing the deformation of a roller supporting frame even when a material constituting a housing and a material constituting the roller supporting frame are expanded or contracted by heating or cooling with the difference of the thermal expansion coefficients of both as a precondition, and the development cartridge provided with the device.  <P>SOLUTION: The unloaded hole 109 of an inner diameter larger than the diameter of a first screw 107 is formed at the first side frame part 79a of the roller supporting frame 75 and a screw hole 115 to which a second screw 111 can be screwed is formed at a second side frame part 79b. On the first end face 95a of the housing 43, a screw hole 106 to which the first screw 107 can be screwed is formed at a position corresponding to the unloaded hole 109. On a second end face 95b, the unloaded hole 113 of the inner diameter larger than the diameter of the second screw 111 is formed at the position corresponding to the screw hole 115.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003269256-A (JP)
Title: Liquefied gas fuel feeding system
Inventor: IWATSUKI KEIJI
IPC: F02M21/02
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To prevent leakage of fuel from injection holes by keeping pressure of the injection holes of fuel injectors approximately equal to the atmospheric pressure at a time of stop of an engine, and also to prevent the pressure in a fuel tank from exceeding a limit value, in the engine using liquefied gas fuel.  <P>SOLUTION: A first bypass R1 is disposed to bypass a pressure regulator 7 and connect a return path selector valve 12 with a fuel return path R. A second bypass R2 is disposed between an isolated part K and the fuel return path R, and a bypass opening/closing valve 13 and a compressor 10 are disposed to the second bypass R2. A vent path G circulating through a fuel tank 1, the second bypass path R2, the compressor 10 and a cooler 8 is provided. When pressure in the fuel tank 1 exceeds a set value, the vent path G circulates fuel gas in the fuel tank 1 to cool the fuel gas by the cooler 8.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003271085-A (JP)
Title: Exhibition information system and method of displaying exhibition information
Inventor: NIIYAMA SATOSHI
IPC: G09F19/00
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To build an easy-to-handle exhibition information system which timely conveys exhibition information to visitors.  <P>SOLUTION: The exhibition information system comprises as follows: the visitor carries a display device 15 which is provided with display mode changing means 19, display element 16, signal receiving section 17, and signal transmitting section 18, and can receive, memorize and display the display information of articles on exhibition; a management system 10 is provided with an input section 12, signal transmission data former 11, signal transmitting section 13, and signal sensing section 14 such that at least part of the display information is transmitted as signal transmission data 10b to the signal receiving section 17 from the signal transmitting section 13 and that the display information is formed by utilizing the signal transmission data 10b and is displayed on the display element 16 of the display device 15.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003284211-A (JP)
Title: Distribution panel
Inventor: MATSUSHITA TOSHIAKI
IPC: H02B1/42
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a distribution panel 11 wherein the space within it is effectively used to constitute a primary feed circuit.  <P>SOLUTION: A master breaker 31 is connected to the end of a group of bars 81. On the side of an intermediate part of the group of conductive bars 81, a plurality of branch breakers 32 connected to the intermediate part of the group of conductive bars 81 are disposed. A primary feed circuit disposition part 36 is placed beside the branch breaker 32, on the side of the end part of the group of conductive bars 81, and a primary feed circuit branch breaker 37 is disposed at the primary feed circuit disposition part 36. The space in the distribution panel 11 is effectively used to constitute a primary feed circuit.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003283770-A (JP)
Title: Shading correction method and apparatus for image processing apparatus
Inventor: KANEKAWA HIDEKAZU
IPC: H04N1/04
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a shading correction method and apparatus for an image processing apparatus capable of highly accurately correcting image information with a very small number of correction data.  <P>SOLUTION: A linear correction section 82 corrects image information obtained by reading a storage fluorescent sheet IP in the main scanning direction by linear correction data, and a two-dimensional correction section 84 corrects the corrected image information by smoothed two-dimensional correction data in the main scanning direction and subscanning direction to obtain highly accurate image information without shading.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003275163-A (JP)
Title: Anticontaminant outer sheath covering method and outer sheath device for endoscope
Inventor: YAMAMOTO KAZUYUKI
IPC: G02B23/24
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an anticontaminant outer sheath covering method and outer sheath device for an endoscope that can facilitate and smooth the covering of an outer sheath over an endoscope insertion part and the passage of a channel tube in a channel guide, without damage to the outer sheath and the channel tube.  <P>SOLUTION: Before an endoscope insertion part 11 is covered with the outer sheath 20, with the outer sheath 20 axially folded into a bellows shape, the channel tube 21 in the outer sheath 20 is passed in an endoscope channel guide 13, and then the outer sheath 20 is extended into a tube shape to cover the endoscope insertion part 11.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002371197-A (JP)
Title: Conductive resin composition and method for manufacturing the same
Inventor: URATA YOSHIHIRO
IPC: C08J5/00
Filed: 2002-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a conductive resin composition capable of forming a molded body having high conductivity, excellent in shielding effect against electromagnetic waves, having high rigidity and good in surface properties, especially a conductive resin composition usable as casing of an electric instrument, especially suitable as a case of a personal computer. SOLUTION: The resin composition comprises a thermoplastic resin and carbon fibers. Based on 100 pts.wt. of the resin composition, contents of the carbon fibers is 10-50 pts.wt. In the carbon fibers, the contents of fibers having fiber length of <=50 μm is 3-12 pts.wt., and that having fiber length of >50 μm is 7-38 pts.wt.
Patent JP-2003285230-A (JP)
Title: Workpiece carrying and assembling apparatus
Inventor: KOBAYASHI YUKIHIKO
IPC: B62D65/18
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently carry out parts supplying work and parts assembling work in a workpiece carrying and assembling apparatus which carries a workpiece and assembles parts to the workpiece.  <P>SOLUTION: A slit is formed on a floor. A conveyor is installed under the slit. A push rod member extending downward through the slit is provided under a bottom plate 52 of a carriage 50 which can move on the floor by means of casters 54. As the conveyor moves, the push rod member is pushed by the rear member, and the carriage 50 is carried on the floor. In this apparatus, a parts supplying carriage 60 is provided so as to engage and disengage with the carriage 50. The parts supplying carriage 60 has a recessed shape, which substantially coincides with the outside shape of the carriage 50, and the height of its roof 61 is substantially coincides with the height of the roof 51 of the carriage 50. The carriage 50 and the parts supplying carriage 60 have casters 54 and 63, respectively.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003278296-A (JP)
Title: Connecting device
Inventor: MORITA KOJI
IPC: E04B2/74
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connecting device for connecting a connected member to a panel in a direction different from that of the width of the panel while facilitating manufacturing of the connecting device and materializing various connection forms without damaging a panel element.  <P>SOLUTION: A structural frame body A1 comprises a pair of right and left vertical frame members A2, a plurality of upper and lower horizontal frame members A31 and an intermediate horizontal frame member A32, and a first panel PA has panel bodies PA' on the front and rear sides of the structural frame body A1; each of the panel bodies PA' being mounted with vertical panel elements A4 leaving a gap ASL between the panel elements A4. The connecting device T comprises a connector TM having a base part T1 and a projecting part T2, and an upper end side connector TU. The base part T1 is fitted to the intermediate horizontal frame member A32 to move its position in a right and left direction in relation to the intermediate horizontal frame member A32. The projecting part T2 projects from the surfaces of the panel elements A4 through the gap ASL formed between the panel elements A4 to extend in right and left direction so as to engage with a vertical frame member C2. The upper end side connector TU comprises a fixing member T3 on the side of the first panel PA for fixing itself to the first panel PA, and a fixing member T6 on the side of the vertical frame member for fixing itself to the vertical frame member C2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003289403-A (JP)
Title: Expense calculation method, expense calculation apparatus, program and recording medium
Inventor: SAIGA YOSHINORI
IPC: H04W4/24
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To calculate an expense to be burdened by companies other than a company for operating a transmission line among expenses required to operate a communication facility being a component of a telephone network in response to the share of use by the company utilizing the transmission line.  <P>SOLUTION: An expense calculation apparatus 100 receives data indicative of traffic caused in the transmission line from a speech charging apparatus 300. The expense calculation apparatus 100 calculates the expense to be burdened by the companies other than the company for operating the transmission line among the expenses required to operate the communication facility being the component of the telephone network on the basis of data indicative of the traffic and the information with respect to the facility configuring the transmission line.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287878-A (JP)
Title: Planographic printing plate precursor and planographic printing plate precursor stack
Inventor: GOTO TAKAHIRO
IPC: G03F7/00
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide planographic printing plate precursors which prevent surface flawing of a negative recording layer or an overcoat layer and can form an image of high image quality free from stain and voids even when the planographic printing plate precursors are stacked, transported and stored and to provide a planographic printing plate precursor stack which prevents surface flawing of a negative recording layer or an overcoat layer and is excellent in transportability.  <P>SOLUTION: The planographic printing plate precursors are obtained by disposing on a support a negative recording layer comprising a compound which generates a radical or an acid under light or heat, a polymerizable compound or a crosslinkable compound and an IR absorbent, wherein the coefficient of dynamic friction of a top surface on the negative recording layer side to inserting paper inserted between the planographic printing plate precursors when the precursors are stacked is 0.2-0.7. The planographic printing plate precursor stack comprises planographic printing plate precursors having the same constitution as the above planographic printing plate precursors and inserting paper, wherein the coefficient of dynamic friction of a top surface on the negative recording layer side to the inserting paper is 0.2-0.7.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003297843-A (JP)
Title: Semiconductor device and manufacture method therefor
Inventor: IKEDA TATSUHIKO
IPC: H01L29/737
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device in which an extremely high speed NPN heterojunction bipolar transistor and an extremely high speed PNP heterojunction bipolar transistor having a capacity equal to the NPN transistor are formed on a common wafer, and to provide a manufacture method of the device.  <P>SOLUTION: The NPN transistor having an epitaxial region in an N-type silicon/P-type silicon germanium/N-type silicon structure and the PNP transistor having an epitaxial region in a P-type silicon/N-type silicon germanium/P-type silicon structure are formed in the silicon wafer after an element separation oxidized film is formed. In the profile of the concentration distribution of germanium within bases of the NPN transistor and the PNP transistor, a collector side has a peak and a value reduces toward an emitter side. Since epitaxial layers independently grow, the speed potential of the transistors can be adjusted to an ultimate level by practical withstand pressure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003298377-A (JP)
Title: Laminate type lc filter
Inventor: ICHIKAWA JUNICHI
IPC: H03H7/09
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laminate type LC filter whose magnetic coupling is strong compared to the conventional arrangement without increasing the part size.  <P>SOLUTION: In the laminate type LC filter 'A' which creates magnetic coupling 'M' by a first resonator inductor L21 and a second resonator inductor L22, bypass lines 14, 15 form the inductors L21, L22, the coupling linear parts 14a and 15a of the lines 14, 15 which are parallel to each other are inclined nearly along a diagonal line 'p' of an inductor layer 'b' to form a pattern. With such an arrangement, lengths of the coupling line parts 14a and 15a can be made greater than those of the conventional arrangement.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003083359-A (JP)
Title: Transmitting route switching mechanism and disc player utilizing this mechanism
Inventor: KIDO KUNIO
IPC: F16D11/10
Filed: 2002-04-01
Abstract: PROBLEM TO BE SOLVED: To large take backlash while engaging/disengaging of a drive gear side and a driven gear side can be smoothly performed. SOLUTION: This transmitting route switching mechanism 1, transmitting power of a drive gear 2 by switching power to either of a first or second driven gear 3 or 4, comprises a slide side gear 5 capable of axially sliding moreover capable of displacing to a condition engaged with and disengaged from the first driven gear 3 by sliding as well as capable of maintaining a condition engaged with the drive gear 2, a fixed side gear 6 coaxially provided on the slide side gear 5 to be incapable of sliding and always engaged with the second driven gear 4, clutch pawls 7, 8 formed in the slide side gear 5 and the fixed side gear 6 additionally engaged so as to integrally rotate the slide side gear 5 and the fixed side gear 6 when the slide side gear 5 is disengaged from the first driven gear 3,  and a displacement means 9 sliding the slide side gear 5 so as to perform displacement to conditions engaged with and disengaged from the fixed side gear 6.
Patent JP-2003293591-A (JP)
Title: Method for constructing steel beam structure
Inventor: SARAUMI YASUYUKI
IPC: E04B7/00
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for constructing a long-span steel beam structure, which stabilizes the structure, and can carry out construction without using temporary struts for controlling the deflection of the structure, to thereby shorten a construction period and reduce construction costs.  <P>SOLUTION: According to the method, a single member or field-assembled unit which is to be erected has a temporary setting beam 3 mounted thereon beforehand, and when the erected single member or unit is connected to a structure portion which has been temporarily constructed, the setting beam is also connected to the structure portion. Thus, the single member or field- assembled unit immediately after the temporary construction is supported and stabilized via the setting beam. Further, deflection of the structure is controlled by a deflection adjusting mechanism which is arranged at a joint portion between the single member or field-assembled unit and the setting beam. The setting beam is removed when the single member or field-assembled unit is self-supported and stabilized, and the above construction procedure is repeatedly carried out.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003292999-A (JP)
Title: New degradable surfactant composition, and cleanser using the same and method for treating cleansing waste liquid
Inventor: HONDA NAOHIRO
IPC: C09K23/00
Filed: 2002-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a means for easily and quickly separating a polluting component and an oil component contained in a cleansing waste liquid in an emulsified dispersion state.  <P>SOLUTION: (1) This degradable surfactant composition is characterized by comprising a compound producing an acid with light and an acid-degradable surfactant capable of being degraded with the acid. (2) The degradable surfactant composition, wherein the compound producing the acid with the light is insoluble in water. (3) The degradable surfactant composition, wherein the maximum absorption wavelength of the compound producing the acid with the light is ≤400 (nm).  <P>COPYRIGHT: (C)2004,JPO