baber/WOPTO huggingface dataset:
Patent JP-2004183068-A (JP)
Title: Fe-Cr ALLOY HAVING SUPERIOR TOUGHNESS, WORKABILITY AND HIGH-TEMPERATURE STRENGTH, AND MANUFACTURING METHOD THEREFOR
Inventor: TAKEMOTO TOSHIHIKO
IPC: C22C38/50
Filed: 2002-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a Fe-Cr alloy having superior toughness, workability and high-temperature strength in spite of containing a high concentration of Cr.  <P>SOLUTION: In the Fe-Cr alloy comprising 30.0-50.0 mass% Cr, 0.1-10 mass% in total of W and/or Mo, and the balance substantially Fe, this Fe-Cr alloy is characterized by the total content of C and N controlled to 0.01 mass% or less, and the maximum grain size adjusted to a value L (μm) or less according to the Cr content, which is defined by L = 860-12×(mass% Cr) -8×(mass% W) -4×(mass% Mo). The Fe-Cr alloy can contain, as needed, 0.1-10 mass% in total of one or more of Ni and Al, and/or 0.01-1 mass% in total of one or more of Ti and Nb. The manufacturing method comprises hot-rolling or hot-forging the Fe-Cr alloy at an extraction temperature of 1,200°C or lower and the finishing temperature of 800°C or lower, and cooling it at an average cooling rate of 10°C/minute or higher down to 300°C. The method may include heat-treating the cooled Fe-Cr alloy at 1,050°C or lower.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004181050-A (JP)
Title: Welt sewing device and corner knife device
Inventor: ARAI TOMIO
IPC: D05B37/02
Filed: 2002-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a welt sewing device and a corner knife device capable of shortening the time required to finish forming an incision at the end of a thread seam after finishing sewing, and reducing the number of parts.  <P>SOLUTION: The corner knife mechanism 30 of the welt sewing device 1 is equipped with knife mechanisms 33, 34. The knife mechanisms 33, 34 are respectively equipped with a knife 46, a forward/backward moving motor 40 for moving the knife 46 forward and backward, a lift cylinder 42 for lifting the knife 46 up and down, and a reversing motor 50 for reversing the knife 46. The incision is formed at the sewing start end by moving the knife 46 to the lower side of the part where the start sewing end is positioned at the time of finishing sewing by the forward/backward moving motor 40, and lifting the knife 46 by the cylinder 42 after finishing sewing.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004186558-A (JP)
Title: GaN SYSTEM SEMICONDUCTOR DEVICE EQUIPPED WITH CURRENT BREAKER
Inventor: YOSHIDA KIYOTERU
IPC: H01L21/822
Filed: 2002-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a GaN group semiconductor device capable of previously preventing the flow of an abnormal current into a circuit and immediately and automatically restoring a current state as a semiconductor device for a high output microwave switching device.  <P>SOLUTION: In the GaN group semiconductor device with a current breaker, a hetero electric field junction transistor 10A and a polymer switch 10B which are GaN group semiconductor materials are formed on the same substrate and the polymer switch 10B having a recovery function is connected to the hetero electric field effect transistor 10A in series.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003232612-A (JP)
Title: Optical length measuring machine
Inventor: MABU YUKIO
IPC: G01B11/00
Filed: 2002-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To improve the precision in measurement while forming a light path of laser beams inside and preventing distortion of a movable part of a telescopic light guide part in an optical length measuring machine using laser beams.  <P>SOLUTION: The space between cylinders 16 and 18 inside/out of the light guide part 14 is divided into two parts in the axial direction by a piston 42 to form first and second pressure chambers 44 and 46. Difference in the pressure is generated between the two pressure chambers 44 and 46 so that the force in the axial direction is generated. As the piston 42 is in the axially symmetrical shape, the line of action of the force generated from the difference in pressure is on the axis line and the moment will not be generated. Accordingly, distortion caused by the moment is not generated in the movable part of the light guide part, and the high precision in measurement is compensated.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004158398-A (JP)
Title: Directly attachable annular fluorescent lamp fixture
Inventor: ISHII MITSUHIRO
IPC: F21V23/00
Filed: 2002-11-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure for smoothly and surely performing a cable-wiring treatment without an electrical cable 6 coming off in a directly attachable annular fluorescent lamp fixture.  <P>SOLUTION: A slant face part 3 of a projected annular groove part 2 positioned at an outer periphery of a fixture main body plate 1 and a plurality of W-shape wiring pressure members 7 integrally molded at an outer periphery part of an insulating plate are provided to be contacted with each other, and the cable 6 between circuit boards 5 is to be pressed into a space between the slant face part 3 and the pressure members 7 against elasticity of the pressure members 7.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004189783-A (JP)
Title: Luminescent material
Inventor: SHIBATA HAJIME
IPC: C09K11/78
Filed: 2002-12-09
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a luminescent material exerting no concentration quenching.  <P>SOLUTION: In a characterization analysis of luminescent materials composed of at least one rare-earth element, at least one transition element and at least one chalcogen element (including oxygen) as luminescent materials, Tb<SB>2</SB>(MoO<SB>4</SB>)<SB>3</SB>, Eu<SB>2</SB>(MoO<SB>4</SB>)<SB>3</SB>, Nd<SB>2</SB>(MoO<SB>4</SB>)<SB>3</SB>, Nd<SB>2</SB>(WO<SB>4</SB>)<SB>3</SB>, Er<SB>2</SB>(MoO<SB>4</SB>)<SB>3</SB>and Er<SB>2</SB>(WO<SB>4</SB>)<SB>3</SB>were confirmed to be highly efficient luminescent materials exerting no concentration quenching.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004187757-A (JP)
Title: Structure of collecting fallen matter on floor in pachinko game parlor
Inventor: INAMI MASAMITSU
IPC: A63F7/02
Filed: 2002-12-09
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently collect pachinko balls and clear away dust in a pachiko game parlor.  <P>SOLUTION: This structure 19 for collecting fallen matter on the floor in a pachinko parlor includes: at least one groove 23 provided on the floor 21 in front of a pachinko island composed of a plurality of pachinko machines and extended substantially parallel to the pachinko island; a drainboard 25 removably disposed in the groove to roll the pachinko balls and extended in the longitudinal direction of the groove; a collecting box 27 removably disposed at the end of the drain-board to collect the pachinko balls; and a dust collecting box 29 disposed below a part of the drain-board to receive dust passing through the part 25d.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004191479-A (JP)
Title: Optical system
Inventor: SAKAMOTO KATSUYA
IPC: G02B26/12
Filed: 2002-12-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical system capable of optimally changing the spread angle of luminous flux from a light source to an aperture and improving the utilization efficiency of light.  <P>SOLUTION: The optical system emits luminous flux made incident from the light source and having different spread angles in two directions orthogonal to each other and orthogonal to an optical axis after shaping the luminous flux to have the spread angle different from the one when it is made incident. The optical system is constituted by combining a plurality of optical elements and also has an aperture restricting function for emitted light, and the total sum of refractive power of a plurality of optical elements is made different in each of the two directions.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004189521-A (JP)
Title: Slurry mortar
Inventor: KAWAMURA HIROSHI
IPC: C04B28/02
Filed: 2002-12-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide slurry mortar having a blue type cullet or a mixed cullet utilized effectively therein.  <P>SOLUTION: The slurry mortar utilizes all cullets including a blue type cullet effectively for backfilling concrete revets and the like or backfilling tunnels in which various pipings are embedded as an aggregate of slurry mortar by adding crushed cullet strips to the slurry mortar. Also the slurry mortar is suitable for backfilling tunnels of cable pipings such as transmission lines because the cullet strip can reduce the thermal resistance value of slurry mortar after maturing hardening through utilization of its excellent thermal conductivity of the cullet strip.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004191134-A (JP)
Title: Radiation measuring apparatus
Inventor: WATABE KAZUMI
IPC: G01T1/167
Filed: 2002-12-10
Abstract: <P>PROBLEM TO BE SOLVED: To allow qualitative measurement by which the discoloration of a radiation detecting material is visually grasped and quantitative measurement by which a change in absorbance is measured by a radiation measuring apparatus, to conduct information storage off-line, and to easily arrange the radiation detecting material on a measuring point.  <P>SOLUTION: The apparatus comprises an information reading means 22 and a signal processing means 23. The information reading means 22 comprises an attachment fixture 24 which detachably attaches the radiation detecting material 21 using a radiation-sensitive substance of which the absorbance changes in accordance with an absorption dose of radiation, an optical path 25 which allows light to pass through the material 21 attached to the jig, and a disturbance light shielding wall 27 which shields the incidence of disturbance light from other than the optical path. The signal processing means 23 comprises a laser irradiating device 28 which irradiates the material 21 with laser light having a wavelength band which changes the absorbance thereof, a laser light receiving device 29 which receives laser light passed through the material 21 by a photodetector and converts it to an electric signal, and a calculating device 30 which calculates an absorbed dose absorbed by the material 21 based on an output signal from the laser light receiving device.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004190303-A (JP)
Title: Stair installation structure of unit house
Inventor: KAMIJO KATSUHIRO
IPC: E04B1/348
Filed: 2002-12-10
Abstract: <P>PROBLEM TO BE SOLVED: To secure workability, comfortability, safety and economical efficiency concerning unit stairs in a well-balanced manner.  <P>SOLUTION: A stair unit formed by fixing and supporting a stair body through at least four column members is used, and a wall part of a unit house and a suitable part of the stair unit are connected through a vibration absorbable connecting member. A column member is preferably fixed at its base part to foundation concrete through an anchor member and fixed at its upper end to a beam member of the unit house through a suitable member. The stair unit has a stair body and a landing formed as separate bodies in some cases.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004191714-A (JP)
Title: Belt for transfer and image forming apparatus using it
Inventor: KAGO HIDEAKI
IPC: G03G15/16
Filed: 2002-12-12
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a transfer belt whose one-sided traveling and meandering are easily and surely prevented over a long term without causing the shortening of its life, and which is easily manufactured.  <P>SOLUTION: The belt for transfer is equipped with a belt body rotatably supported by a plurality of belt supporting rolls and having a sheet carrying surface carrying a sheet to which a toner image is transferred or a toner image carrying surface on which a toner image is formed as one surface, and a rib stuck with a sheet type adhesive having elasticity at least along the side edge on one side in the width direction of the other surface of the belt body. The T type peel strength of the belt body and the rib which are stuck is ≥1.2N/mm.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004162681-A (JP)
Title: Acceleration pedal device and exhaust smoke removing device for diesel vehicle
Inventor: ISHIYAMA YUKIO
IPC: F01N3/02
Filed: 2002-11-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust smoke removing device for a diesel vehicle which effectively removes black smoke discharged from a large diesel vehicle or the like by simple equipment, and reusing the black smoke.  <P>SOLUTION: On an exhaust pipe of a diesel engine, a flexible duct 16, an auxiliary duct, and a chamber provided with a fin on a tip are provided. A controllable booster fan 6, a double filter, and a carbon sump are provided to be detachable. They are periodically cleaned, and accumulated black smoke is solidified to be used for fuel. For more effectively removing fine grains of exhaust smoke, an electrode plate is disposed in the chamber, a high voltage potential is applied to forcedly attract the fine grains, and these are periodically hit off by a solenoid. For power necessary for that, a power generator is driven by exhaust gas to charge a battery.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004188883-A (JP)
Title: Two-dimensional code printing apparatus
Inventor: SUGITO YOJI
IPC: B41J21/00
Filed: 2002-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To make it possible to perform two-dimensional code printing, even if a printing surface (or a sticking surface of a printed matter) has a transformed shape rather than a flat shape.  <P>SOLUTION: In printing a two-dimensional code to display information by a cell distribution pattern arranged two-dimensionally, the shape of a read surface of the two-dimensional code of which is read by an input section 1 of the read surface shape is input. The shape of the read surface input is analyzed by a surface shape analyzing section 4 and the size or the shape of the two-dimensional code generated by the two-dimensional code generating section 2 is transformed by a two-dimensional code transforming section 5 corresponding to a shape analyzed result, outputting the transformed two-dimensional code generated for printing by a printing section 6.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004189694-A (JP)
Title: Face lotion
Inventor: YOSHIOKA MASATO
IPC: A61K8/97
Filed: 2002-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stable transparent face lotion containing a scarcely water-soluble perfumery component without using a surfactant and free from the generation of precipitation, clouding, etc., with time even by storing at a high or low temperature.  <P>SOLUTION: The face lotion having excellent stability at high temperature and low temperature and transparent appearance is produced by solubilizing perfume constituting a scarcely water-soluble component using an organic alkanolamine salt of isostearoyl hydrolyzed protein. The hydrolyzed protein part of the isostearoyl hydrolyzed protein organic alkanolamine salt is preferably hydrolyzed collagen, hydrolyzed keratin, hydrolyzed silk protein, hydrolyzed milk protein, hydrolyzed soybean protein, hydrolyzed wheat protein, hydrolyzed sesame protein, hydrolyzed cottonseed protein or hydrolyzed albumen and the organic alkanolamine salt part is preferably 2-amino-2-methyl-1-propanol or 2-amino-2-methyl-1,3-propanediol.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004198689-A (JP)
Title: Reversible image recording medium and recording method
Inventor: HIRANO SHIGENOBU
IPC: G03C1/73
Filed: 2002-12-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a reversible image recording medium capable of repeatedly writing and erasing color information by light irradiation, usable as a rewritable medium or digital paper, and ensuring easy color tone control, and to provide an image recording method for the same.  <P>SOLUTION: Three photosensitive layers separately containing photochromic compounds which can be made chromatic and achromatic under light of different wavelengths and different from one another in hue in the chromatic state are stacked on a supporting substrate. At least one of the three photosensitive layers undergoes a change of absorption edge wavelength in the achromatic state under external stimulation to promote isolation of absorption edge wavelength in the achromatic state of each photosensitive layer. Maximum absorption wavelength in the chromatic state of each photosensitive layer is set in the band of the three primary colors, and a full color record is formed through the steps of performing exposure with ultraviolet light and making an achromatic state with visible light.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003235180-A (JP)
Title: Estimation of state of power transmission network
Inventor: ZIMA MAREK
IPC: H02J3/24
Filed: 2002-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To make out a method, a computer program, and a system for estimating the state of a power transmission network using less measured values.  <P>SOLUTION: In a method, a computer program, and a system for estimating the state of a power transmission network, the phasor measurement of a time stamp is performed by feather measurement instruments (1) arranged in the first set positions (11 and 12) within the network, the phasor of a plurality of voltages or currents is estimated in the second set position, the first set positions (11 and 12) and the second set positions are apart from each other, and the state of network elements (L4, L5, and 13) far away from the phasor measuring instrument is estimated from a phasor estimated value and estimated phasor.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004205697-A (JP)
Title: Photographic lens
Inventor: MIKAMI TAKESHI
IPC: G03C3/00
Filed: 2002-12-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photographic lens which can be efficiently incorporated into a camera or a lens holder such as a film unit with a lens by enabling a front face and a rear face of the photographic lens having similar irregular forms to be easily discriminated by viewing.  <P>SOLUTION: A gate mark 51 is formed at an outer peripheral edge of a second lens 45 which is formed by injection molding and is used as the photographic lens. Grimps 52 are formed at the time of injection molding on one outer peripheral part of either among the front face and a rear face of the lens to make the lens surface asymmetric in regard to a line segment passing through the gate mark 51 and a lens center. The front face and the rear face of the second lens 45 can be discriminated by confirming a position of the crimps 52 on the basis of the gate mark 51.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004204926-A (JP)
Title: Joint structure
Inventor: OGIWARA MASAHIRO
IPC: F16B7/20
Filed: 2002-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a joint structure where a male body and a female body are detachably connected, the male body can be connected and disconnected by the operation on the female body side, and the connecting and disconnecting work can be easily performed even when an obstacle exists around the male body.  <P>SOLUTION: A stopper 11 having a detent groove 11A is mounted on one end of the male body 10, a lid 21 having an opening 21A for inserting the stopper 11 of the male body 10, and a lock lever 22 fitted to the detent groove 11A of the stopper 11 are mounted on one end of the female body 20, the stopper 11 is turned after the stopper 11 of the male body 10 is inserted into the female body 20 from the opening 21A of the lid 21, and the lock lever 22 is fitted to the detent groove 11A of the stopper 11 to achieve a connected state.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004207438-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: TOMINAGA HISAAKI
IPC: H01L21/225
Filed: 2002-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To solve such a problem that an emitter area has to be enlarged for higher output and lower saturation voltage in a conventional structure so that an increase in cost due to larger size of a chip occurs.  <P>SOLUTION: A substrate is etched in a vertical direction to form a trench, and an base area is formed along the inner wall of the trench and an emitter area is formed on the surface of the base area on the inner wall of the trench. A polysilicon as an emitter diffusion source is buried in the trench and it is used as a part of an emitter electrode, capable of increasing the emitter area in the vertical direction as well as realizing lower saturation voltage and higher output without making a chip larger in size.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004205359-A (JP)
Title: Photodetector
Inventor: SUZUKI YASUHIRO
IPC: H04N5/335
Filed: 2002-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photodetector which has a wide dynamic detection range of incident light intensity and can rapidly detect the incident light intensity.  <P>SOLUTION: In the photodetector, each photodiode PD<SB>m, n</SB>generates charges Q in accordance with the incident light intensity, and each charge level estimating circuit 10<SB>m, n</SB>disposed in relation to the photodiodes PD<SB>m, n</SB>estimates the charges Q generated by the photodiode PD<SB>m, n</SB>and outputs a level signal (Level) representing results of the level estimation, and an integral capacity section 21 in an integral circuit 20<SB>m</SB>sets values of capacitance based on the input level signals (Level) which are sequentially output from respective N charge level estimating circuits 10<SB>m,1</SB>-10<SB>m, N</SB>, and the integral circuit 20<SB>m</SB>makes the integral capacity section 21 store the charges Q which are sequentially output from respective N photodiodes PD<SB>m, 1</SB>-PD<SB>m, N</SB>and input to its input terminal, and outputs a voltage value V<SB>20</SB>from its output terminal in accordance with the amount of stored charges Q.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003334766-A (JP)
Title: Fluid-operated torque wrench
Inventor: JUNKERS JOHN K
IPC: B25B13/46
Filed: 2002-12-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a continuously rotatable fluid-operated torque wrench.  <P>SOLUTION: This fluid-operated torque wrench has a housing having a cylinder part for housing a cylinder and a driving part, two pistons with a rod coaxially housed in the cylinder, and mutually independently reciprocatable along a shaft, two rachet mechanisms arranged in the driving part of the housing, and having a driving plate interlocked with the rod of the two pistons, one driving element connected to both of the two ratchet mechanisms, and two fluid supply means for supplying a hydraulic fluid to the cylinder. The two pistons alternately repeat motions for moving one piston in one direction by the hydraulic fluid, and moving the other piston in the other direction to continuously rotate the driving element.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004203338-A (JP)
Title: Image information delivery and display system
Inventor: OKI MASAO
IPC: B61L25/02
Filed: 2002-12-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image information delivery and display system which is mounted on trains and can totally reduce the capacity of contents stored.  <P>SOLUTION: A reception display device disposed in each vehicle stores each information constituting an information screen, that is, part contents corresponding to a train type 101, destination 102, a car number 103, a station name 104, a guidance classification A105, and a guide classification B106 and is constructed so that an information screen corresponding to train information sent from a train information device disposed in each vehicle is displayed. In order to construct this guidance information using the part contents for display on a display panel, the reception display device comprises a storage part for storing part contents, a display control unit constituting an information screen using the part contents, and a display panel for displaying the information screen constituted by the display control unit.  <P>COPYRIGHT: (C)2004,JPO&NCIPI