baber/WOPTO huggingface dataset:
Patent JP-2002349240-A (JP)
Title: Exhaust emission control device for internal combustion engine
Inventor: YOSHIDA KOHEI
IPC: F01N3/28
Filed: 2001-05-29
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust emission control device for an internal combustion engine preventing discharge of a great deal of particulates into the atmosphere and capable of preventing at least early clogging of a particulate filter. SOLUTION: The exhaust emission control device is characterized by comprising the particulate filter arranged in an engine exhaust system to collect particulates and a plasma generator arranged in an upstream of the particulate filter of the engine exhaust system, the particulate filter has an oxidizing and purging function of oxidizing and purging collected particulates, and the plasma generator is operated in an engine state where oxidizing and purging properties of the particulates by the oxidizing and purging function is insufficient and it is determined that the particulates are accumulated in the particulate filter.
Patent JP-2002356578-A (JP)
Title: Dechlorination treatment of chlorine-containing plastic
Inventor: TAKEMURA KAZUYA
IPC: C10L5/48
Filed: 2001-05-30
Abstract: PROBLEM TO BE SOLVED: To provide a method for dechlorinating plastics containing chlorine for a short time and effectively (the rate of dechlorination is high). SOLUTION: The method for dechlorinating plastics containing chlorine is composed of heating plastics for dechlorination, wherein heating is carried out in the presence of H2 SO4 of 0.1 pts.wt. or above and below 25 pts.wt. and an organic solvent of 5 pts.wt. or above and 1000 pts.wt or below at 180 deg.C or above and below 340 deg.C.
Patent JP-2002355484-A (JP)
Title: Pulsator for washing machine
Inventor: ISHIKAWA SHUNICHI
IPC: D06F17/10
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To prevent a pulsator for a washing machine molded with synthetic resin from being shrunk by being affected by heat. SOLUTION: The metallic annularly-curved elastic planar member 80 of a small heat shrinkage is fitted to a skirt part 7d at the outer peripheral edge of the pulsator 7 and shrinkage in an outer diameter direction by heat is suppressed.
Patent JP-2002362477-A (JP)
Title: Algae extinction ship
Inventor: ISHIGAKI EIICHI
IPC: B63B35/00
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To provide an algae extinction ship capable of sucking algae such as red tide generated in a sea by making use of a water jet propeller, and efficiently extinguishing the algae in an initial stage of generation. SOLUTION: A funnel-like water inlet (16) is formed in an inner circumferential surface of a reverser (13) of the water jet propeller (2), an algae feed pipe (18) is connected to the water inlet (16), the water in the algae generating water area ejected from a discharge casing (9) is collided with the reverser (13) descending on a front side of an ejection port (11a) of a deflector (11), cells of the algae are damaged by the collision force, and transferred to a reaction tank (3) of a hold part from the water inlet (16) of the reverser (13) by the ejection pressure of the ejected water, and the algae are extinguished by the ozone reaction treatment. Any pump facility of large capacity need not be provided, and an exclusive ship can be miniaturized.  The center of gravity of the reaction tank (3) built in the hold is lowered, and the stability of the algae extinction ship (1) during the treatment becomes excellent.
Patent JP-2002358772-A (JP)
Title: Optical disk device
Inventor: KUSANO TAIZO
IPC: G11B33/12
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To provide a compact optical disk device having a high S/N at low cost. SOLUTION: In the optical disk device having an optical pickup 103, a sled motor 104, a spindle motor 102, a sled motor driver 111 and a spindle motor driver 112, the spindle motor 102 is a face opposed sensorless type, the spindle motor driver 112 is made into pulse width modulation and the spindle motor driver 112 is packaged in a pickup module 113.
Patent JP-2002362033-A (JP)
Title: Heat-sensitive recording material
Inventor: IWASAKI MASAYUKI
IPC: B41M5/30
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To provide a heat-sensitive recording material which shows a high color development density, the low incidence of texture fog, superb retention properties of an image part, the high chemical resistance of the image part and the texture part and an excellent suitability for ink jet recording. SOLUTION: This heat-sensitive recording material has a heat-sensitive color developing layer containing at least an electron-donative colorless dye and an electron-receptive compound formed on a support. The heat-sensitive color developing layer contains a 4-hydroxybenzenesulfone anilide as the electron- receptive compound. The heat-sensitive recording material shows a Ohken- method smoothness of not less than 300 s of the heat-sensitive face.
Patent JP-2002357327-A (JP)
Title: Top plate for frame type foot wamer
Inventor: NAHATA YUTAKA
IPC: A47B37/00
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To provide a top plate for a frame type foot warmer which has a transparency and a new design. SOLUTION: The top plate 20 comprises an upper glass plate 11 and a lower glass plate 12 connected through a reinforcing plate 17 having a through hole 18 and four decorative plates 13 with which end faces of a pair of glass plates are covered from four side directions. Each of the decorative plates 13 has an upper fitting groove 14 in the upper part of an inner surface and a lower fitting groove 15 in the lower part of the inner surface and a protrusion 16 formed between the fitting grooves 14 and 15. The upper fitting grooves 14 are fitted to the four side peripheral edges of the upper glass plate 11 and the lower fitting grooves 15 are similarly fitted to the four side peripheral edges of the lower glass plate 12. Further, the protrusions 16 are connected to the four side peripheral edges of the reinforcing plate 17.
Patent JP-2002359032-A (JP)
Title: Coaxial connector, contact probe and communication device
Inventor: SHIMA KAZUO
IPC: H01R13/707
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To provide a high performance, miniaturized and thinned coaxial connector, a contact probe used for this coaxial connector, and a communication device having this coaxial connector. SOLUTION: This coaxial connector 1 is composed of an insulating case member 20, a connecting side fixed contact point member 10, a contact separating side fixed contact point member 15, and a movable permanent magnet 5. A slide contact part 11 of the connecting side fixed contact point member 10 is arranged on an inner peripheral surface of a through hole 23, and a contact part 16 of the contact separating side fixed contact point member 15 is arranged on a bottom surface 25 of a recessed part 26 of the insulating case member 20. The movable permanent magnet 5 has magnetic force, and a surface is covered with conductive metal. The movable permanent magnet 5 is housed in the recessed part 26, and is contacted with and connected to the slide contact part 11 and the contact part 16 by thee magnetic force of the movable permanent magnet 5.  When installing the contact probe 30 having a magnetized central contact 31 on the coaxial connector 1, the movable permanent magnet 5 separates from the contact part 16 by both magnetic forces, and a signal passage is switched.
Patent JP-2002363672-A (JP)
Title: Hydrogen-absorbing alloy
Inventor: MORITA YOSHIO
IPC: C22C22/00
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To produce a hydrogen-absorbing alloy having increased rechargeable hydrogen migration capacity, reduced hysteresis and excellent plateau flatness and suitable for use in a heat pump. SOLUTION: The hydrogen-absorbing alloy has a composition represented by the formula (Zra Ti1-a )Mnb Cac Vd Nie (wherein, 0.05<=a<=0.2, 0.9<=b<=1.1, 0<c<=0.3, 0.35<=d<=0.45, 0.55<=e<=0.65 and 1.9<=c+d+e<=2.1 are satisfied) or represented by the formula (Zra Ti1-a )Mnb Crc Cad Ve Nif (wherein, 0.35<=a<=0.55, 0.6<=b<=0.8, 0.05<=c<=0.15, 0<d<=0.3, 0.20<=e<=0.30, 0.85<=f<=1.05 and 1.9<=c+d+e+f<=2.1 are satisfied).
Patent JP-2002362947-A (JP)
Title: Coating material for optical fiber
Inventor: MURATA AKIRA
IPC: C08F290/06
Filed: 2001-06-06
Abstract: PROBLEM TO BE SOLVED: To make transmission losses hardly increase due to variation of surroundings in use or due to deterioration with age in an optical fiber coated with a coating material composed of urethane acrylate type ultraviolet curing resin. SOLUTION: The optical fiber is coated with the coating material having <=0.1 wt.% crystalline material such as polytetramethylene glycol, vinyl caprolactam or the like contained in the urethane acrylate type ultraviolet curing resin. Thereby, existence of an unreacted crystalline substance in the coating layer amounts to <=0.1 wt.%.
Patent JP-2002023329-A (JP)
Title: Sheet containing ion-exchanged reducing agent and processing method for photographic element in the presence of the same
Inventor: IRVING LYN M
IPC: G03C7/407
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To provide a material capable of rapidly and easily developing a photographic element and a method. SOLUTION: This invention relates to a sheet containing at least one photographically useful reducing agent ionic-bonded to an ion exchange matrix. Preferably the sheet further contains a binder and/or a base and the ion exchange matrix contains particles having about <10 μm average particle size. This invention relates further to a processing method for ta photographic element using the sheet.
Patent JP-2002369000-A (JP)
Title: Data structure of threshold array and method for generating dot image data
Inventor: INOUE YOSHIAKI
IPC: H04N1/405
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To reduce an unwanted low frequency component such as a moire from an outputted dot image. SOLUTION: In the data structure of threshold array, which is compared with input image data and outputs a dot image (dot image formed by the set pattern of dot cells 50 having dots constituted of one or more blackened pixels), data structure is formed in such a way that the dot where the difference Δ=(Nma-Nmin) of the number of the blackened pixels for respective dots becomes 2<=Δ<=6 exists when the maxium value of the number of blackened pixels on the respective dots 47', 47a', 47b', 47c' and 47d' constituting the respective dot shells is set to be Nmax and a minimum value to be Nmin if input image data is that of the constant density.
Patent JP-2002371177-A (JP)
Title: Polycarbonate resin composition
Inventor: FUJIGUCHI TOMOHIDE
IPC: C08L101/00
Filed: 2001-06-13
Abstract: PROBLEM TO BE SOLVED: To provide a polycarbonate resin composition having high hydrolytic resistance, excellent moisture resistance, good flame retardance, mechanical strength, slidability and abrasion resistance. SOLUTION: This polycarbonate resin composition comprises (A) 30-90 pts.wt. of a polycarbonate resin having a viscosity-average molecular weight within the range of 10,000-100,000, (B) 1-50 pts.wt. of a styrene resin, (C) 0.5-30 pts.wt. of a slidability improver and (D) a phosphoric ester compound having <=1 acid value in an amount of 1-30 pts.wt. based on 100 pts.wt. of the total amount of the components (A), (B) and (C). The polycarbonate resin composition comprises further (E) a composite rubber graft copolymer prepared by grafting a vinyl monomer on a composite rubber containing a polyorganosiloxane and a polyalkyl (meth)acrylate in an amount of <=20 pts.wt. based on 100 pts.wt. of the total amount of the components (A), (B) and (C). Furthermore, (F) an epoxy stabilizer in an amount of 0.01-10 pts.wt. based on 100 pts.wt. of the total amount of the components (A), (B) and (C) may be contained.
Patent JP-2003049280-A (JP)
Title: Electroless plating solution and semiconductor device
Inventor: INOUE HIROAKI
IPC: H01L21/00
Filed: 2001-06-13
Abstract: PROBLEM TO BE SOLVED: To provide an electroless plating solution which is used for forming a plated film (a protective film) for protecting exposed wiring by selectively covering only a surface of the wiring while preventing contamination by an alkali metal, occurrence of voids inside the wiring or the like and to provide a semiconductor device in which the exposed wiring is selectively protected by the protective film. SOLUTION: The electroless plating solution for selectively forming the electroless plated film on the surface of the exposed wiring of the semiconductor device having embedded wiring structure, contains cobalt ions, a complexing agent and a reducing agent containing no alkali metal.
Patent JP-2002053498-A (JP)
Title: Method and apparatus for fluidized-bed reaction
Inventor: BECKER STANLEY JOHN
IPC: C07C67/05
Filed: 2001-06-13
Abstract: PROBLEM TO BE SOLVED: To provide a both a method and an apparatus for improving a fluidized-bed heterogeneous vapor-phase reaction for introducing at least one gas and at least one liquid to a fluidized bed of a catalyst. SOLUTION: This method and this apparatus comprise bringing (a) at least one gaseous reactant into contact with (b) at least one liquid selected from the group consisting of a reactant, a coolant and its mixture in the presence of the fluidized bed of the catalyst. The liquid is introduced through at least one inlet positioned in a fluidized-bed zone into a reactor and the gaseous reactant is introduced through at least one inlet positioned in the fluidized-bed zone adjacent to a carrier means into the reactor.
Patent JP-2002369910-A (JP)
Title: Medal storage box
Inventor: MATSUNO MASARU
IPC: A63F5/04
Filed: 2001-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a medal storage box facilitating storage of obtained medals and supply of them to a medal receiving plate during game play of a slot machine. SOLUTION: A recess-shaped part 7 having a U-shaped cross section for engaging on the sidewall of the outer edge in the medal receiving plate formed in the front face lower part of the slot machine is formed on the lower face of a medal tray 4, and inside the medal tray 4, an inside tray part 8 stored in the medal receiving plate via the recess-shaped part 7 and an outside tray part 9 arranged on the outside of the medal receiving plate are formed. On the inside of the longitudinal both sidewalls of the medal box 5, recess parts 13 for housing handles 6 of the medal tray 4 are formed, and the whole of the upper face becomes flush when the medal tray 4 is housed inside the medal box 5. When no medal is stored, they can be stacked up directly.  The obtained medals are stored in the medal tray 4 once and then distributed to other places, so that there is no need to carry the heavy medal box 5 at the same time.
Patent JP-2002370509-A (JP)
Title: Tire, and manufacturing method therefor
Inventor: KATA TAKEHIRO
IPC: B60C9/22
Filed: 2001-06-15
Abstract: PROBLEM TO BE SOLVED: To provide a tire excellent in heat resistance in particular, by restraining a thickness of a skid base of a peripheral groove bottom in a tread. SOLUTION: In this tire, at least two layers of belts and treads are arranged in order on the radial-directional outside of a crown part in a carcass arranged astride paired bead parts, and at least one peripheral groove extended along the equator of the tire is provided on a surface of the treads. A rubber thickness from the bottom part of the circumferential-directional groove to a belt layer on the radial-directional outer most side is made 0.3 mm or less in the tire.
Patent JP-2002296595-A (JP)
Title: Liquid crystal display
Inventor: BAEK SEUNG-SOO
IPC: G02F1/1343
Filed: 2001-06-18
Abstract: PROBLEM TO BE SOLVED: To improve the image quality of a liquid crystal display by preventing an overshoot phenomenon of light and suppressing the occurrence of a texture. SOLUTION: On a first substrate, a pixel electrode consisting of a plurality of partitions and a connection part which connects these partitions electrically is formed in a pixel area defined by intersections of a first line and a second line, and a switching element connected to the first line, the second line and the pixel electrode is formed. A common electrode is formed on a second substrate opposed to the first substrate, and a notched part is formed on the common electrode as a domain dividing means. When the liquid crystal display is seen from the front, the long side of each domain divided by the partitions of the pixel electrode and the domain dividing means is arranged perpendicular or parallel to a gate line, and at least part of the short side of each domain is a straight line forming an angle between 30 to 60 degrees with the gate line.
Patent JP-2002371589-A (JP)
Title: Connection pin connecting device
Inventor: KONDO BUNTA
IPC: F16B21/12
Filed: 2001-06-18
Abstract: PROBLEM TO BE SOLVED: To prevent replacement operation from taking a time during working and also prevent an drop out prevention pin from being fallen out during operation. SOLUTION: A ring groove 17b is provided in the outer peripheral surface of a fixed boss member 17 fitted to one bracket 14, and the drop out prevention pin 20 is inserted into a pair of through-holes 17c and 17d provided in the fixed boss member 17 and a through-hole 16a provided in a connection pin 16. To prevent the drop out pin 20 from being dropped out, an elastic ring 20 with overlapped part is fitted into the ring groove 17b.
Patent JP-2003005483-A (JP)
Title: Color image forming device
Inventor: SHIRAKATA JIROU
IPC: G03G15/08
Filed: 2001-06-19
Abstract: PROBLEM TO BE SOLVED: To arrange developing devices and image carriers compactly for respective colors and further to reduce the number of times of maintenance care (prolongation of the life of Bk), to make a high image quality color compatible with a high production color and to realize the elimination of downtime in a color image forming device whose black-and-white image ratio is high. SOLUTION: Four developing devices for MCYBk are annularly arranged as a developing rotary, and four image carriers are arranged on the outside of the developing rotary as an image carrier rotary.
Patent JP-2003007121-A (JP)
Title: Luminaire
Inventor: ARAGA YOSHINOBU
IPC: F21V23/02
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To provide a luminaire excellent in assembly strength. SOLUTION: The luminaire comprises a main body 3 in which a pair of resin cases land 2, halved laterally, are coupled. Related to the cases 1 and 2, at least a circuit housing part 6 which houses a lighting circuit board 4, on the lower surface of which an inverter component (not shown in figure) is mounted and a switch 5 is integrally formed with a cord housing part 7 which houses a cord 8 that supplies a power source to the switch 5 and is formed through a dividing wall 7 positioned at the upper end of the circuit housing part 6. The upper surface of the switch 5 abuts with the lower surface of the dividing ball 7 while the lower surface of the switch 5 abuts the upper surface of a metal plate 11 placed on a lower surface 10 of the circuit housing part 6.  The lower surface of the circuit housing part 6 is provided with a pair of notches 19, facing each other, and the metal plate 11 is placed on the periphery of the notch 19.
Patent JP-2003001092-A (JP)
Title: Apparatus for extracting powder in hopper
Inventor: TSURUGA MASARU
IPC: B01J4/00
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for extracting powder in a hopper, by which the powder in the hopper can be extracted while being prevented from being compacted even when the powder has large density, the density of the powder is apt to be changed by external force and the powder has a large angle of repose and large moisture absorptivity. SOLUTION: This apparatus is provided with the hopper 14 in which the powder 11 is stored and from which the stored powder 11 is made to fall through an opening 13 formed on the bottom plate 12 and an agitation blade 15 arranged to rotate in the horizontal direction for agitating the powder 11. The blade 15 is provided with a plurality of blade main bodies 20, 21 which are fit integrally to a boss 18 attached detachably to a blade driving shaft 16 penetrating the central part of the plate 12 and to the periphery of the boss 18 symmetrically and each of which has such a scooping angle αthat the powder 11 can be scraped up along the rotation direction and toothed bottom scraping plates 22, 23 which are attached detachably to the main bodies 20, 21 respectively and each of which has comb-teeth-formed notches 25 arranged at the prescribed pitches P in the bottom end part.
Patent JP-2003005587-A (JP)
Title: Image forming apparatus
Inventor: WATANABE TAKAHIRO
IPC: B41J21/16
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To easily perform charging and setting of a copying machine. SOLUTION: This image forming apparatus is equipped with an image forming means 1, an image forming condition setting means 7 for setting various conditions for image formation, a service charge calculation means 2 for calculating the service charge of the image forming means 1 and a service charge collecting means 3 for collecting the service charge of the image forming means 1 from a user. The device is equipped with an image forming condition reading means 8 for reading the data of various conditions related to image formation recorded on an image forming condition recording medium 6.
Patent JP-2003001545-A (JP)
Title: Tool holder of internal coolant supply type and coolant supply device
Inventor: KIYOTA SHINICHI
IPC: B23Q11/10
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a coolant supply system which cools tool cutting edges effectively during machining in order to elongate the tool service life for machining. SOLUTION: The coolant supply system features that coolant is jetted from a gap nut 9 located at the top of a tool holder through its inside utilizing coolant supplied by internal coolant supply function of the spindle in a machining center. The gap nut 9 is provided with spiral grooves 10 on the inner diameter in order to cool the cutting edges effectively by rotating jetted coolant.
Patent JP-2003017088-A (JP)
Title: Solid electrolyte material, its manufacturing method, and solid electrolyte fuel cell
Inventor: FURUYA KENJI
IPC: H01M8/12
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a solid electrolyte material with high ionic conductance and shortened start time by making quick heating possible. SOLUTION: This solid electrolyte material is prepared by uniformly dispersing high electric conductive particles in a lanthanum gallate solid electrolyte material which is a perovskite high speed oxygen ion conducting material. As the material dispersing in the solid electrolyte material, the metal particle of a good electric conductor such as gold (Au) platinum (Pt), zirconium (Zr), rhodium (Rh), tantalum (Ta), tungsten (W), and others are effective as a good electric conductor for induction heating, hardly reacts with the lanthanum gallate solid electrolyte material, and is chemically stable.
Patent JP-2003017248-A (JP)
Title: Electroluminescent element
Inventor: NISHIMURA TEIICHIRO
IPC: H01L27/32
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide an electroluminescent element in which the constituting layer in the emission region that is almost impossible of patterning is formed uniformly and in high quality membrane and the patterning is performed in wide a viscosity range and in wide selections of use of solvent, and which can be manufactured in a short time. SOLUTION: In an electroluminescent element in which a transport layer 4 and an electron transport luminous layer 5 are provided as a layer having a light-emitting region between a transparent picture element electrode 2 and a negative electrode 10, at least the electron transport luminous layer 5 is formed by a transfer of its constituting material by the letterpress reverse-offset printing method.