baber/WOPTO huggingface dataset:
Patent JP-2003236826-A (JP)
Title: Core bit for boring concrete and method for boring
Inventor: ONISHI MINEO
IPC: B28D1/14
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high workability core bit without necessity of taking out a core every time after boring a hole, particularly in the core bit for boring concrete.  <P>SOLUTION: In the core bit with an external diameter of 60 mm or smaller provided with a plurality of diamond tips 2 having a sector working face which orthogonally crosses a rotating shaft at one end of a cylindrical base metal 1, a step t between the circumferential face of the base material 1 and the circumferential face of the diamond tip 2 is made larger than a diameter d of the circumferential face of the diamond tip 2. Also, it is preferable to form a taper part 16 having a smaller diameter as directing to one end side thereof and a narrow diameter part having a small diameter at one end side of the circumferential face thereof. Further, it is characterized in that the wall face of a manhole is bored by using those core bits.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237639-A (JP)
Title: Under spoiler for vehicle
Inventor: KOBAYASHI MASAO
IPC: B62D37/02
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an under spoiler for a vehicle which can prevent deterioration of appearance caused by ruffling phenomenon when temperature is changed in the state mounted to a front bumper.  <P>SOLUTION: This under spoiler 13 to be attached to under the front bumper 12 of the vehicle comprises a mounting part 15 having a lip 18 and a fin part 16 extending from the mounting part 15. At least the mounting part 15 is formed by a material having a linear expansion coefficient of the same level as that of the front bumper 12. The linear expansion coefficient of the material forming this mounting part 15 is set within a range of 5×10<SP>-5</SP>to 15×10<SP>-5</SP>(/°C). At a thin part 17a at the border of the mounting part 15 and the fin part 16, a filling material 17b is provided made of a soft material such as an olefin thermoplastic elastomer.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243798-A (JP)
Title: Laser processing method and perforated member
Inventor: WAKABAYASHI NAOKI
IPC: H05K3/00
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To bore a hole in a work by exposing a coating layer of the work with a small amount of a laser beam.  <P>SOLUTION: This work includes; a base member which is formed of a first material and provided with a surface layer; a coating layer which is formed of a second material different from the first material and is coming into close contact with the part of the surface of the base member; and a stepped part being continuously or dispersedly provided on the surface of the base member along a closed virtual curve. A laser beam which has properties of penetrating through the coating layer, being reflected from the surface of the base member, and separating the coating layer from the base member at the reflection point is applied to at least a part of a region inside the virtual curve, whereby the coating layer is separated from the base member, and the hole is formed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003249418-A (JP)
Title: Solid electrolytic capacitor and manufacturing method of the same
Inventor: OYA KAZUMASA
IPC: H01G9/028
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a capacitor having a small thickness and small ESR without lowering reliability caused by invasion of oxygen or water as compared with a conventional mold resin exterior type capacitor.  <P>SOLUTION: In a solid electrolytic capacitor, a part for external connection with an anode electrode 4 and a cathode electrode 5 is formed flush with one main-face side of a plate-shaped or foil-shaped anode body 2 in a structure. The capacitor has a cathode conductive layer 3 for covering all the anode body 2 other than a part for fixing the anode terminal 4. A first metallic plate 5a (or foil) functioning as a cathode terminal is fixed tightly on one main face of the cathode conductive layer 3 so that the one face of the cathode conductive layer 3 is covered, while a second metallic plate (or foil) 5b is fixed tightly to the other main face of the cathode conductive layer so that the other main face of the cathode conductive layer 3 is covered. Then, an air flow of air between the anode body 2 and the outside is shut out with the first metallic plate 5a and the second metallic plate 5b.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003246604-A (JP)
Title: Converted gas generating apparatus, and heat treatment atmosphere furnace using the apparatus
Inventor: YAMAGUCHI SHIGEMI
IPC: C01B3/40
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a converted gas generating apparatus which has a structure simplified by dispensing with a heating unit and is made inexpensive and economical.  <P>SOLUTION: This converted gas generating apparatus 1 has a honeycombed catalyst 4 packed in a heat-resistant steel tube 3, a mixed feed gas supplying port 6 formed on one end of the tube 3 and a converted gas discharging port 11 formed on the other end of the tube 3. It is preferable that the port 11 is formed on the side opposite to the port 6 at a proper position of the tube 3 across the catalyst-packed portion and a sample gas taking-out port 9 is formed on the other end of the tube 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003247256-A (JP)
Title: Liquid medicine supply device for flush toilet
Inventor: NAGAME TOMOHIRO
IPC: E03D9/02
Filed: 2002-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid medicine supply device capable of being simply mounted and providing sufficient washing effect, deodorizing effect, fragrance effect, and sterilizing effect.  <P>SOLUTION: A liquid medicine storage part for storing liquid medicine is provided inside a vessel, which is arranged in a urinal for men or a water storage tank for flush toilet to supply water into the vessel. A part of the water dissolves a part or the all of the liquid medicine stored in the liquid medicine storage part to generate liquid medicine having predetermined concentration inside the vessel. When an amount of water supplied into the vessel per unit time is reduced or its supply is stopped, the liquid medicine is made to flow out of the vessel.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257327-A (JP)
Title: Magnetron
Inventor: MURAO NORIYUKI
IPC: H01J23/15
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To prevent an insulating coating film of a close-coiled coil for constituting a choke coil from being burnt, in a magnetron connected with the noise- preventive choke coil to a negative electrode terminal.  <P>SOLUTION: This magnetron is provided with the noise-preventive choke coils 4 connected to the both negative electrode terminals of a magnetron main body 1, and radio-wave absorbing bodies 8 attached to surround negative electrode terminal side conductor parts of the both choke coils 4. Each through-hole 8a through which the each negative electrode terminal side conductor part of the each choke coil 4 is penetrated is provided in the each radio-wave absorbing body 8.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003250823-A (JP)
Title: Prosthetic leg
Inventor: TANAKA SHIGERU
IPC: A61F2/60
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a prosthetic leg which allows a user to match a prosthetic foot part with clothes, to change the prosthetic foot part depending on a walking place, walking conditions, and exercise conditions, and to attach and detach the prosthetic foot part to and from a prosthetic lower thigh part easily without using a special tool.  <P>SOLUTION: The prosthetic leg is provided with an attachable and detachable joint 4 to connect the prosthetic lower thigh part 1 and the prosthetic foot part 2 at a prosthetic ankle part 3 on the prosthetic ankle part 3. the joint 4 comprises a pair of main bodies 4a, 4b of the connection with the same structure. The proximal end of the main body 4a of the connection is connected to the prosthetic lower thigh part 1, and the proximal end of the other main body 4b of the connection is connected to the prosthetic foot part 2. A plurality of mating protrusions, aligned in the circumferential direction of the front end surfaces of the pair of the main bodies 4a, 4b and protruding in the axial direction, and a plurality of dented parts for mating formed between the mating protrusions are provided on the front end surfaces of the main bodies 4a, 4b. The mating protrusions and the dented parts for mating on a main body 4a, 4b mate with them on the other main body mutually in the axial direction. The mating protrusion has a hooking part for catching which regulates movements in the axial direction by catching on the mating protrusion on the other main body of the joint in the circumferential direction and catches the pair of the main bodies of the joint in the axial direction.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003259319-A (JP)
Title: Electronic watermark embedding apparatus and detecting apparatus
Inventor: NIN TETSUHIRO
IPC: H04N19/00
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To enhance the detection reliability of watermark information while maintaining a high degree of distribution.  <P>SOLUTION: The electronic watermark embedding apparatus of this invention for embedding prescribed watermark information to prescribed contents processed in time series is provided with: an embedding means with a function of embedding the watermark information with respect to the contents in a plurality of different embedding modes; and a period designation means for designating a period on a time base with respect to the contents, and differentiates the embedding mode for specifying the embedding of the watermark information for according to a period adjacent to the period above on the time base.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255559-A (JP)
Title: Method for making planographic printing plate
Inventor: TOYAMA TADAO
IPC: G03F7/00
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a planographic printing plate in which a hydrophilic layer on a support has high hydrophilicity and excellent bonding power to the support and which is improved particularly in printing stain resistance and gives prints free of stain even under severe printing conditions.  <P>SOLUTION: In a method for making a planographic printing plate, a planographic printing plate precursor having an image forming layer on a support having a hydrophilic surface in which a hydrophilic graft polymer chain exists is imagewise exposed and developed with an alkaline developing solution containing at least one nonreducing sugar and an alkali metallic salt.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003254102-A (JP)
Title: Opening timing detecting device for exhaust valve in engine tested
Inventor: YAMANISHI MANABU
IPC: G01M15/00
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an opening timing detecting device for an exhaust valve in an engine tested capable of improving work efficiency.  <P>SOLUTION: This open timing detecting device comprises an external driving means for a crankshaft of the engine tested in which an intake valve 9 and an exhaust valve 10 are assembled, a rotating phase detecting means 5 for detecting the rotating phase of the crankshaft, a pressure detecting means 15 for detecting the pressure in a cylinder, an unidirectional flow forming means 19 permitting the outflow of the air from the inside of the cylinder to the external, and inhibiting the inflow of the air from the external into the cylinder, and a timing detecting means 101 for detecting the rotating phase wherein the pressure in the cylinder is changed from the decreasing inclination to the increasing inclination as the open timing of the exhaust valve 10, based on the information detected by the pressure detecting means 15 and the information detected by the rotating phase detecting means 5 with the crankshaft rotated by the external driving means.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003251210-A (JP)
Title: Biaxial crusher
Inventor: OZAWA TOSHIYUKI
IPC: B02C18/14
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a biaxial crusher which reliably discharges, from the vicinity of a rotary shaft, dust entering a gap between a dustproof disk and a shaft support side wall.  <P>SOLUTION: The biaxial crusher 1 is supported in a rotatable manner by the shaft support side wall 6 of a case body 3 through a bearing 8, and provided with; a rotary shaft 5 having a plurality of crushing blades; and an inner wall part 12 which is vertically separated from the shaft support side wall 6 of the case body 3 with a gap 11 and covers the inner surface side of the shaft support side wall 6. A circular hole 14a is formed around the axial center of the rotary shaft 5 in the inner wall part 12, and a dustproof disk 13 rotating while blocking the circular hole 14a is fixed to the rotary shaft 5. A very small amount of dust entering the gap 11 is dropped under a crushing chamber 3c by its own weight so that the bearing 8 of the rotary shaft 5 is protected adequately.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003254369-A (JP)
Title: Rubber sheet for coil spring
Inventor: TSUJITA TOSHIYA
IPC: B60G11/16
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rubber sheet for a coil spring, in which upward lift-off of a peripheral end of the rubber sheet in a position interposed between a specified support member and the coil spring is prevented, and increase in abrasion loss and occurrence of damage caused by entrance of foreign materials between the rubber sheet and the support member are prevented.  <P>SOLUTION: A first groove 18 is formed to be continuously or discontinuously extended in a circumferential direction in at least one of faces on a coil spring 34 side or on a side opposite to the coil spring. The first groove 18 is positioned outside in a radial direction of a first-turn coil portion 48a at the lowermost of the coil spring 34.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260974-A (JP)
Title: Mixed cargo display plate for tank vehicle
Inventor: AIHARA TOSHIRO
IPC: B60P3/22
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mixed cargo display plate for a tank vehicle capable of reducing the manufacturing cost.  <P>SOLUTION: This mixed cargo display plate 3 is constituted by stacking display plate units 6 allowing visual observation of loading cargos displayed on a rotary display part 8 through openings 7a of display plate parts 7 facing to the rotary display part 8 simply in response to the number of tanks and connecting the display plate units 6 by connection means 13, (15), 16, 16a and 17. Display plates and side plates having sizes in response to the number of tanks are not required to be prepared for each set of the number of tanks. Even if many tanks exist, an assembling work is facilitated without using large display plates and side plates.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262261-A (JP)
Title: Tube retaining unit of ball screw
Inventor: TAMOTO HIDEKI
IPC: F16H25/22
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tube retaining unit of a ball screw capable of coping with various numbers of return tubes having the same tube diameter and same inclined angle.  <P>SOLUTION: In the tube retaining unit 7 forming a flat portion 8 with a partial notch on an outer peripheral surface of a nut 3 of the ball screw 1 and also fixing the return tubes 5 and 5 exposed on the flat portion 8, a tube fitting concave groove is formed at a slant by fitting to an inclined angle αof the return tubes 5 and 5, and approximately semicircular concave portions 12 and 12 for inserting a fixed screw 6 are formed at a central portion of both end surfaces. Thus, the tube retaining unit of the ball screw capable of coping with various numbers of return tubes having the same tube diameter and same inclined angle is provided, and the tube retaining unit is surely fixed at a time by preventing assembling errors because the tube retaining unit has no directional limits.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003261891-A (JP)
Title: Resin composition and its production method
Inventor: SONOBE KENYA
IPC: C10M107/44
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polyamide resin composition for sliding parts which is excellent in strength, stiffness, and fatigue characteristics, has low friction and abrasion characteristics, and is used as an industrial material for various mechanical parts and electric/electronic parts; and a method for producing the same.  <P>SOLUTION: This polyamide resin composition for sliding parts is prepared by a method wherein at least one compound in a molten state, selected from among (A) higher fatty acid metal salts and (B) higher fatty acid-higher alcohol esters, is injected into a molten polyamide which is formed by the progress of polycondensation in a polyamide melt polymerization process and has a water content of 10% or lower and then (C) the resultant polyamide resin having a 98% sulfuric acid relative viscosity (1 g/100 ml) ηr of 1.5 or higher but lower than 3.5 is further subjected to polymerization. The ηr of thus obtained composition is 3.5 or higher but not higher than 6.0.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003261707-A (JP)
Title: Method for producing resin foam
Inventor: IINUMA KOICHI
IPC: C08J9/18
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To obtain resin foam equal to conventional one even by a simplified production apparatus in producing resin foam using a supercritical fluid as a blowing agent.  <P>SOLUTION: Granule such as powder, pellets, etc., of a thermoplastic resin such as polyethylene, polystyrene, etc., is put in a pressure container 1. An inert fluid such as carbon dioxide, etc., is injected from a gas cylinder 5 into the pressure container by a supply pipe 3, made into a supercritical state and impregnated into the granule. Then the granule in the state is taken out from the pressure container 1, fed to a molding machine, molded and foamed. An extruder equipped with a cross head die is used as the molding machine and a conductor is coated with an isolator composed of resin foam by extrusion coating to produce insulated wire.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260623-A (JP)
Title: Vibration-isolating device of straight guide device
Inventor: SEKINO SHOICHI
IPC: B23Q1/26
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vibration-isolating device of a simple structure which is suitably for preventing any vibration of a movable table guided by a straight guide device having rolling elements such as balls and rollers, in particular, a tool rest and a movable headstock of a machine tool, can be easily added to an existing machine, and can isolate any vibration in the right-to-left, longitudinal and vertical directions.  <P>SOLUTION: This vibration-isolating device comprises a bracket 6 fitted to the movable table 4 in a direction orthogonal to the surface of a guide rail 1 in a position-adjustable manner, a vibration-isolating slider 8 fixed to the bracket, a sliding groove 10 which is formed in the vibration-isolating slider and slidably fitted to the guide rail 1, an adjustment block 11 to form one of facing faces of the sliding groove, and an adjustment screw 15 to set the position of the adjustment block. The facing side surfaces and a bottom surface of the sliding groove 10 are formed of complex resin surfaces which are slidably brought into contact with the guide rail 1. The complex resin is preferably a fluorine resin containing gun metal as a complex material.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262526-A (JP)
Title: Display system for vehicle
Inventor: ASAKURA FUMIO
IPC: G06T11/60
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To enable display details in the image of a display to be easily understood in a display system for vehicles for moving the display in a cabin.  <P>SOLUTION: A display unit 20 has a declinometer 24 for detecting the direction of the display unit 20 concerned, and a two-dimensional inclination sensor 25 to correct the direction of images to a display 22 according to the detection value of the declinometer 24 and the two-dimensional inclination sensor 25. More specifically, when an advance direction mode where the upper portion of a display surface 22a is set to be the advance direction of vehicles is being selected, correction is made so that the advance direction of vehicles being shown on an image is allowed to nearly coincide with that of the actual advance direction of the vehicle. Additionally, when a north azimuth mode where the upper portion of the display surface 22a is set to be the north azimuth of a map is being selected, correction is made to direct the north azimuth of the map being shown on the image upward.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003267334-A (JP)
Title: Stretch blow molded bottle shaped container and its molding method
Inventor: NAKAMURA YUTAKA
IPC: B65D1/09
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To thin down a neck bottom part by partial stretch blow molding to get rid of the thick neck bottom part and the neck part of a stretch blow molded bottle shaped container.  <P>SOLUTION: The neck part 1 of a bottle shaped container 10 comprises a neck top part 1a which is not stretched, is injection molded by a neck mold in preform injection molding and is cooled and hardened and a neck bottom part 1b by a seat 9 evagination molded in a thin strip ring with a neck part 7 by a blow mold.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003210531-A (JP)
Title: Water or juice feeding implement used while staying in bed
Inventor: USUI HIROSHI
IPC: A61G7/05
Filed: 2002-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that a conventional implement is inconvenient since the implement need helping by another person, paying attention not to overflow, taking from a stand by a person and returning onto the stand after swallowing.  <P>SOLUTION: The water or juice feeding implement used while staying in bed comprises straw 10 extended from a container 11 to the outside of the container, a spring suspended from above near a suction swallowing port of the straw 10, and a rubber string 9a fixed or connected to the spring. Thus, the suction swallowing port of the straw 10 is pulled by a hand by means of extending or contracting the string, suction swallowed via the port, and merely released when the suction swallowing is finished. Then, the straw is jumped up to stop the water or the juice.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003266657-A (JP)
Title: Ink jet recorder and ink jet recording method
Inventor: TAMURA TAKASHI
IPC: B41J2/51
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To perform printing while making a switch between bi-directional printing and uni-directional printing at any time depending on data to be printed.  <P>SOLUTION: The ink jet recorder for recording an image on a recording medium using a recording head having a plurality of ink ejection openings comprises a recording medium carrier, a carriage for moving a recording head in the direction of scanning line, and a buffer memory for storing recording data wherein switching is made between bi-directional printing and uni-directional printing at any time depending on the print data.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003267166-A (JP)
Title: Core material for automobile bumper
Inventor: KOTANI MASAHIRO
IPC: C08F2/38
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a core material for an automobile bumper having: excellent metallic mold formability and high molding strength, strong points of foamed polystyrene; excellent heat resistance and oil resistance, weak points of foamed polystyrene; and excellent shock absorbing performance of foamed polyurethane.  <P>SOLUTION: In this foamed thermoplastic resin core material for the automobile bumper, foamed thermoplastic resin is resin that foaming agent is impregnated into acrylonitrile/styrene resin, and the shape has a honeycomb structure, a slit structure or a projection structure.  <P>COPYRIGHT: (C)2003,JPO