baber/WOPTO huggingface dataset:
Patent JP-2003205610-A (JP)
Title: Ink-jet head nozzle plate, production method therefor, ink-jet head using the nozzle plate, and ink-jet recording apparatus
Inventor: HIWATARI TATSUYA
IPC: B41J2/135
Filed: 2002-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To improve printing accuracy by forming a water repellent film 10 evenly as much as possible to the immediate vicinity of an opening circumferential rim of a nozzle hole in a nozzle plate 9 with the water repellent film 10 formed.  <P>SOLUTION: By forming the nozzle hole after forming a water repellent film 10 by a sol-gel process, the area of an ink wetting area A around the nozzle hole is formed to 10% or less with respect to the opening area of the nozzle hole on the water repellent film surface side.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003223852-A (JP)
Title: Assembly method and assembly device of color picture tube
Inventor: TSURUHA MASAYUKI
IPC: H01J29/02
Filed: 2002-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an assembly method of a color picture tube, by which the precision of the Q-value being the distance between the inner surface of a panel and the outer surface of a color selection electrode can be improved, and the outer surface of the color selection electrode is relieved from denting or damage.  <P>SOLUTION: This method comprises a step of measuring the position of an inner surface of the panel 10 as supporting the panel 10, a step of measuring the position of the main surface of the color selection electrode 30 as supporting a color selection electrode frame 40, a step of obtaining measurement values related to the distance between the inner surface of a panel and the main surface of the color selection electrode, based on the measurement data of both positions, and a step of welding and fixing the support member to the color selection electrode frame as adjusting the position of the main surface of the color selection electrode to an engaging hole, based on a prescribed position relation and the measurement values, in a state wherein an engaging hole of a support member 50 is engaged with a dummy pin 200 which is arranged so as to have the prescribed positional relation to the position of the panel pin 20, while the panel is supported.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003207079-A (JP)
Title: Suction hose
Inventor: MIBU HARUO
IPC: F16L11/10
Filed: 2002-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a suction hose having reinforcing cords 1 in which the hose body 2 is reinforced with the cords 1, the risk that the hose is distorted by eventual application of a vacuum to inside the hose body 2 is eliminated, its easy bending and easy performance of the operations are assured, and lightweight construction and also suppressing a material cost are embodied.  <P>SOLUTION: The reinforcing cords 1 are wound round the hose body 2 spirally and attached firmly, and the hose body 2 is made of soft plastic, while the cords 1 are molded from a foaming hard plastic material.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003205050-A (JP)
Title: Stepping type power generating health instrument
Inventor: TAWARA YOSHIMASA
IPC: H02J7/32
Filed: 2002-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stepping type power generating health instrument in which the control of the quantity of stepping motion is correlated with the control of the quantity of power generated by a power generator and to be supplied to electric equipment, or the like, in a conventional stepping health instrument capable of controlling the quantity of stepping motion and using the power generated by the power generator for storage, or the like, by supplying the power to the electric equipment such as a storage battery at the same time.  <P>SOLUTION: In the stepping type power generating health instrument 30 in which the current generated by a DC power generator 3 by using a stepping driving force 1 is supplied through a DC/DC converter to a piece of electric equipment 4, increase/decrease in a stepping reaction 1 of a stepping type driving mechanism to generate power in the DC power generator 3 is controlled by controlling the increase/decrease of the generated current to be supplied from the DC/DC converter to the electric equipment 4.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003207850-A (JP)
Title: Illumination device and projector using the illumination device
Inventor: KISHIMA RYUICHI
IPC: G02F1/13357
Filed: 2002-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an illumination device capable of easily performing quantitative attenuation of light and a projector using the illumination device.  <P>SOLUTION: The illumination device is constituted by arranging a 1st light shielding plate FS forming a 1st aperture part consisting of a plurality of slit- like aperture parts arranged at a fixed interval and a 2nd light shielding plate MS forming a 2nd aperture part consisting of slit-like aperture parts having the same shape as the slit-like aperture parts of the 1st aperture part and arranged at the same interval, on an optical path of illumination light so that the positions of the 1st and 2nd aperture parts overlap each other and the degree of overlap of the 1st and 2nd aperture parts is changed by fixing the 1st light shielding plate FS and sliding the 2nd light shielding plate MS for instance to control the light quantity of light passing the overlapped area between the 1st and 2nd light shielding plates FS, MS.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003207767-A (JP)
Title: Surface light source device
Inventor: ONO SHINGO
IPC: F21Y103/00
Filed: 2002-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surface light source device in which is arranged a plurality of optical sheets are formed on the exit surface of a light guide plate and which can decrease the defects by insertion of foreign matter between the sheets while the burden of work for assembly and the cost of members are reduced.  <P>SOLUTION: One set of the optical sheet 2 in which a plurality of the optical sheets 21 to 24 of a rectangular shape are superposed on each other and the light guide plate 31 are integrally put together one another by non-plastic adhesive layers 11a to 11d which do not cause a slippage deformation on one side 2a along a tubular light source 32. On the other hand, the optical sheet and the light transmission plate are integrally put together one another by plastic adhesive layers 12a to 12d which can cause slippage deformation by the stress occurring in the difference in coefficients of thermal expansion on the other three sides 2b to 2d. The respective clearances between the optical sheets 21 to 24 and the clearances between the optical sheet 21 and the exit surface 31a of the light transmission plate 31 are sealed from four peripheries by these adhesive layers 11 and 13, there by, the advance of the foreign matter is prevented.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003207500-A (JP)
Title: Agent and method for detecting germane
Inventor: NAWA YOJI
IPC: G01N31/22
Filed: 2002-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a detecting agent or a detecting method which can sensitively detect germane exhausted from a semiconductor manufacturing process or the like without being affected by atmospheric gas.  <P>SOLUTION: The detecting agent is made up of an inorganic carrier which carries permanganate of alkaline metals as a coloring principle. The germane is detected by making the germane contact with the detecting agent and by detecting the change of color of the detecting agent.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003213758-A (JP)
Title: Toilet stool washing tank
Inventor: AOKI MASAKI
IPC: E03D9/00
Filed: 2002-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a toilet stool washing tank which is free from malfunction, is not degraded in sound deadening effect even in a cold temperature area, and positively introduces washhand water discharged from a washhand water exhaust port, into a washing tank.  <P>SOLUTION: The toilet stool washing tank includes the washing tank 10 for storing therein toilet stool washing water, a washhand basin 3 arranged at an upper portion of the washing tank and having the washhand water exhaust port 5 for discharging washhand water from a washhand spout 4 into the washing tank 10, and a tank cover member (washhand water introducing member) 6 arranged at a lower portion of the washhand water exhaust port 5. According to the toilet stool washing tank, a channel surface 7 of the tank cover member 6 has a rugged portion 8 which functions to weaken the water force of the washhand water, and therefore the washhand water is prevented from overflowing the tank cover member 6, whereby all the washhand water is introduced into the washing tank 10.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003212648-A (JP)
Title: Insulator porcelain, ceramic multi-layered substrate, ceramic electronic part and layered ceramic electronic part
Inventor: MORI NAOYA
IPC: H01G4/12
Filed: 2002-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide insulator porcelain which has low dielectric constant, excellent chemical stability and a high Q value and can be fired at low temperature of ≤1,000°C.  <P>SOLUTION: This insulator porcelain comprises MgAl<SB>2</SB>O<SB>4</SB>-based ceramic and borosilicate glass containing lithium and magnesium and contains precipitated MgAl<SB>2</SB>O<SB>4</SB>crystal phase and precipitated Li<SB>2</SB>MgSiO<SB>4</SB>crystal phase.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003218773-A (JP)
Title: Method and system for switching transmission channel
Inventor: YUMIBA MASAHIRO
IPC: H04W4/04
Filed: 2002-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem in a mobile terminal operated inside a transport means that communication quality is remarkably impaired due to an influence exerted to the outside and an influence exerted from the outside.  <P>SOLUTION: A system is provided with a radio base station 3 mounted on a transport means A, mobile terminals 4 provided in the means A to transmit/ receive with the station 3, line connecting devices 21a, 21b for forming a transmission channels to the station 3, and a base station controller 1 for transmitting/receiving to/from the devices 21a, 21b to control the station 3. The method comprises a step S1 of forming a transmission channel by the station 3 and the device 21a, a step S2 of detecting that the position of the station 3 is P-Δd, a step S3 of forming a transmission channel by the station 3 and the device 21b, a step S4 for detecting that the station 3 reaches a position P, a step S5 for confirming that the quality of the channel to the device 21b is satisfactory, and a step S7 for disconnecting the transmission channel from the device 21a.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003210371-A (JP)
Title: Vacuum cleaner
Inventor: MATSUMOTO CHIZUYO
IPC: A47L9/32
Filed: 2002-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vacuum cleaner in which workability for assembling a handle on a main body of the cleaner is improved and the handle is not easily detached.  <P>SOLUTION: A handle 14 provided on the upper part of a main body 1 of the cleaner is composed of a lower component 15 and an upper component 16, a catch 21 formed on at least one end side of the lower component 15 is locked in a lock hole 12 on the upper part of the main body 1 of the cleaner, and the upper component 16 is formed with a movement block pawl 27 for blocking the movement of the lower component 15 in the direction to disengage the catch 21 and the lock hole 12 on the main body of the cleaner.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003216097-A (JP)
Title: Plasma display device
Inventor: MATSUSHITA KATSUHIKO
IPC: G09G3/28
Filed: 2002-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plasma display device which is suited for reducing the generation of an image retaining phenomenon and luminance unevenness when a plasma display device is used as guiding equipment and explanatory equipment.  <P>SOLUTION: The plasma display device is provided with a person detector 11 for detecting whether persons supposed to be watched in display pictures of the plasma display device are present or not and a means which displays normal display pictures when persons are detected by the person detector, and displays pictures for preventing the generation of an afterimage when the persons are not detected by the person detector.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003210278-A (JP)
Title: Wall-mounted stool
Inventor: YASUMURA TAKESHI
IPC: A47C9/06
Filed: 2002-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new wall-mounted stool that requires only a small opening on a wall surface, can be strongly and easily mounted to a wall surface, can be freely flapped down from the wall surface for use when necessary.  <P>SOLUTION: The wall-mounted stool is raisably mounted to a wall surface so as to ensure that the surface of a seat plate 3 faces a wall surface 1 when flapped up and that the surface of the seat plate can be sat on when flapped down. The stool has an embedded portion 21 embedded into a wall opening 11 and mounting supporting portions 22 protruding out from the wall surface from right and left sidewalls 211, and is provided with a mounted body mounted to the wall surface by embedding and fixing the embedded portion to the wall opening by fixing screws threaded into right and left sidewalls 111 of the wall opening through the right and left side walls of the embedded portion. The seat plate is raisably mounted to the mounted body through a raising shaft member 5 rotatably supported by the mounting and supporting portion 22 of the mounted body 2 so as to get out of the wall surface.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003220493-A (JP)
Title: Manufacturing method for reactive solder or solder material
Inventor: JIN SUNGHO
IPC: B23K35/14
Filed: 2002-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To enable to manufacture an oxidation resistance reactive solder and the solder material in order to obtain excellent joining with high reliability of ceramics and a metal.  <P>SOLUTION: A metal composite layer having an inner region and a surface region is formed by actively providing reactive atoms of higher concentration (a 3B group, a 4B group, and rare earth elements or the like) to the surface region compared with the inner region and it is made to be the solder material. 1) An ion implantation method, 2) a clad method, 3) coating by an immersion method, 4) accumulation of the coating layer, and 5) electroplating or the like may be used for the formation of the composite layer.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003212970-A (JP)
Title: Curable resin composition
Inventor: OKA WATARU
IPC: B32B27/38
Filed: 2002-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a curable resin composition which is excellent in resistances to heat and chemicals and can be used for a display element substrate such as an active matrix-type liquid crystal display element substrate or an organic EL element substrate.  <P>SOLUTION: This composition is a thermosetting resin composition mainly comprising (a) an epoxy resin and (b) a cationic catalyst and having a glass transition temperature of 220°C or higher or is a thermosetting resin composition mainly comprising (a) an epoxy resin, (c) a cyanate ester resin, and (b) a cationic catalyst and having a glass transition temperature of 220°C or higher.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003222096-A (JP)
Title: Magnetic-bearing type turbo-molecular pump
Inventor: OTA TOMOO
IPC: F16C32/04
Filed: 2002-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic-bearing type turbo-molecular pump whose maintainability is improved by increasing the longevity of a protective bearing.  <P>SOLUTION: In this turbo-molecular pump, a rotor 4 is magnetically levitated by a magnetic bearing 16. When a voltage sensor 13 detects suspension of power-supply in service interruption, an inverter control circuit 9 switches the control from a motor driving control in normal operation to a regenerative control thereby to maintain the magnetic levitation of the rotor 4. In the regenerative control, excitation current of the bearing 16 is controlled to cause the levitation position of the rotor 4 to approach a protective bearing 17 in a dropping direction. As a result, impulse to the bearing 17 can be mitigated in the case the levitation by the regenerative power is stopped to cause a touchdown.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003224455-A (JP)
Title: End-face reflection type vertical coupled surface acoustic wave filter
Inventor: AGO JUNYA
IPC: H03H9/64
Filed: 2002-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small-sized end-face reflecting type vertical coupling resonator type surface acoustic wave filter which provides broadband filter characteristics.  <P>SOLUTION: The filter has a plurality of IDTs 2-5, having a plurality of electrode fingers on a surface wave board 1 composed of a piezoelectric single- crystal substrate. The electrode fingers of the IDTs 2-5 extend in a lengthwise direction of end faces 1a, 1b and interdigital width of the electrode fingers of the IDTs 2-5 is 50λ or less, where λ is the period of the IDT electrode fingers. All pairs of electrode fingers of the IDTs 2, 3 or the IDTs 4, 5 in a first stage amounting to 100 or less.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003224348-A (JP)
Title: High density printed wiring board and its manufacturing method
Inventor: NAKAMURA TAKASHI
IPC: H05K3/06
Filed: 2002-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a high density printed wiring board in which a conductor layer of a conductive substance can be formed easily and surely by plating, e.g. gold plating, on a part of the surface of a printed wiring board on which wiring is formed with high density.  <P>SOLUTION: The method for manufacturing a high density printed wiring board comprises a step for forming wiring patterns on both sides of an insulating substrate, a step for forming conduction-treated conductor layers by electroless plating and electroplating entirely on the both sides, a step for forming a resist pattern having an opening region at a specified position on the wiring pattern, a step for removing the conductor layer in the opening region, a step for forming a sub-conductor layer of a different conductivity substance from that of the conductor layer in the opening region by electroplating using the conductor layer 4 as a plating electrode, a step for removing the resist pattern, and a step for removing the exposed conductor layer underlying the resist pattern layer.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003225856-A (JP)
Title: Abrasive cloth and magnetic recording disk substrate abrasive tape
Inventor: FUJII MINORU
IPC: B24B37/24
Filed: 2002-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an abrasive cloth capable of uniformly dispersing abrasive grains which can be used especially for an abrasive tape for processing the texture of a magnetic recording disk substrate and obtains a polishing precision of Ra value 10 angstrom or less, moreover less than 3 angstrom, controls the creation of deep scratch, and has satisfying properties in polishing speed and durability.  <P>SOLUTION: This abrasive cloth is cloth used for surface polishing using polishing abrasive grains. Synthetic fiber having a continuous stripe groove capable of retaining polishing abrasive grains on a fiber surface along a fiber axial direction is used for at least either of warp and weft.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003234486-A (JP)
Title: Photoelectric transducer
Inventor: FUJIMORI YUJI
IPC: H01M14/00
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solid-state dyestuff sensitizing type photoelectric transducer which can be manufactured at a low cost and excellent in photoelectric conversion efficiency.  <P>SOLUTION: A solar battery 1A shown by figure 1 is a so-called dry type solar battery which does not need electrolytic solution, and provided with a first electrode 3, a second electrode 6 which is arranged facing the first electrode 3, a charge transfer layer 4 positioned between the electrodes 3 and 6, a dyestuff layer D which is in contact with the charge transfer layer 4, a hole transfer layer 5 which is positioned between the charge transfer layer 4 and the second electrode 6 and in contact with the dyestuff layer D, and a barrier layer 8. These are arranged on a substrate 2. The hole transfer layer 5 contains binder and is subjected to plasticating treatment by using heat or light.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002317454-A (JP)
Title: Pile-to-footing junction structure
Inventor: YABUUCHI SADAO
IPC: E02D27/12
Filed: 2002-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a pile-to-footing junction structure capable of adjusting a bend moment generated at a pile due to action of horizontal force at the time of an earthquake to be reduced, and setting bearing force of fixing material to be smaller than bearing force of the pile itself to prevent breakage of the pile by brittleness. SOLUTION: Plural anchor bolts 5 fixed to a top plate 4 disposed on a pile head 3 to be extended in footing 2 are disposed in such a way that their tip parts are fixed to concrete of the footing 2, and that the other parts are unbonded to the concrete of the footing 2. The pile head 3 and the footing 2 are thus set to be relatively and horizontally rotatable to be displaced by elastic deformation of the anchor bolts 5. The pile head 3 and the footing 2 are thus integrated with each other through the plural anchor bolts 5.
Patent JP-2003242491-A (JP)
Title: Image discriminating device and personal authentication device
Inventor: ADACHI SUMIAKI
IPC: G06V10/141
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image discriminating device, capable of discriminating whether a photographing object is a living body, or a non-living body such as a photograph of the face or a print where the face is printed.  <P>SOLUTION: This personal authentication device 1 obtains a right direction illuminating image photographed by illuminating a photographing object from the right, and a left direction illuminating image photographed by illuminating the photographing object from the left. When the photographing object is a living body, a shadow is made on the left side in the right direction illuminating image due to projecting and recessed parts of the nose or the eyes, and on the contrary, a shadow is made on the right side in the left direction illuminating image. On the other hand, when the photographing object is a non-living body such as a photograph or a print, there is no projecting and recessed parts on the surface, so there is little difference in producing the shadow between the right direction illuminating image and the left direction illuminating image. The personal authentication device 1 discriminates whether the photographing object is a living body or not according to the change of shadow between the right direction illuminating image and the left direction illuminating image.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242983-A (JP)
Title: Positive electrode collector foil for lead acid storage battery
Inventor: SAKAZUME TAKAO
IPC: H01M4/68
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a positive current collector foil for lead acid storage battery in which oxidation of titanium is effectively prevented and charge and discharge cycle life can be improved.  <P>SOLUTION: The foil is made of titanium or titanium alloy and the surface roughness of at least one surface is 0.05<Ra<1.0 and 0.3<Ry<7.0.  <P>COPYRIGHT: (C)2003,JPO