baber/WOPTO huggingface dataset:
Patent JP-2001319560-A (JP)
Title: Electron emitting element, electron source, field-emission image display device and fluorescent lamp using electron emitting element and their manufacturing methods
Inventor: SHIRATORI TETSUYA
IPC: H01J29/04
Filed: 2000-10-12
Abstract: PROBLEM TO BE SOLVED: To provide an electron emitting element structure capable of attaining a large operating current at a low operating voltage and of keeping a stable electron emitting characteristics. SOLUTION: The electron emitting element comprises a cold cathode material using mixed particles of No.1 particle for electron emission to the space and No.2 particle staying near No.1 particle and controlling the posture of No.1 particle. It is desirable in this structure that No.1 particle has a higher electron emitting efficiency than No.2 particle and that No.2 particle has current conductivity.
Patent JP-2002122921-A (JP)
Title: Film feeding device for camera
Inventor: MIYAZAKI SATOSHI
IPC: G03B17/00
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a film feeding device for a camera by which troublesomeness in film loading operation is eliminated and a good feeling in use is obtained. SOLUTION: This film feeding device for a camera 1 to attachably dispose a film cassette 2 provided with a take-up shaft 11 round which film 7 is wound and having a leader part 7b projected from a feeding port 2a is equipped with a film rewinding means 25 in response to the loading of the film cassette, a feeding means 9 feeding the film toward a take-up spool side after finishing rewinding operation, a film take-up means 22, a winding means 22 winding the film after exposing operation, failure detection means 28, 29 and 21 detecting failure in feeding operation by the feeding means or take-up operation by the take-up means, and a terminal detection means detecting a film end at the time of winding operation by the winding means,  and controls to rewind the film in a state where the leader part is left at the outer part of the film cassette when the failure detection means detects the failure in the feeding operation or the take-up operation and perfectly wind the leader part in the cartridge when the terminal detection means detects the film end.
Patent JP-2002124497-A (JP)
Title: Method and equipment for polishing
Inventor: TAMAOKI KENJI
IPC: B24B37/005
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a method and equipment for polishing a semiconductor wafer, which allows the search for the optimum values for polishing conditions while continuing the production. SOLUTION: The semiconductor polisher for polishing an interlayer film formed on a semiconductor wafer comprises a polishing means for polishing the interlayer film formed on the semiconductor wafer based on the set polishing conditions, a measuring means for measuring the thickness of the interlayer film formed on the semiconductor wafer polished by the polishing means, and an acquiring means for obtaining polishing conditions for other semiconductor wafers using the measured results of a plurality of semiconductor wafers polished based on different polishing conditions.
Patent JP-2002131956-A (JP)
Title: Electrophotographic photoreceptor
Inventor: KONDO AKIHIRO
IPC: G03G5/06
Filed: 2000-10-23
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having high sensitivity to near infrared light, excellent in electrical characteristics, less liable to the lowering of its sensitivity due to repetitive use, having stable potential by electrification and excellent also in wear resistance. SOLUTION: A photosensitive layer 4 formed on the electrically conductive substrate 1 of the electrophotographic photoreceptor contains a specified crystal form oxo-titanyl phthalocyanine as an electric charge generating material 2, a benzofuran-styryl compound as an electric charge transferring material 3, fixed amounts of a specified polycarbonate resin and a specified polyester resin as binder resins, α-tocopherol or 2,6-di-t-butyl-4-methyl-phenol as an antioxidant and dimethylpolysiloxane as a leveling agent.
Patent JP-2002126526-A (JP)
Title: Catalyst preparation method for producing ethylene oxide and catalyst obtained by the method
Inventor: NAKADAI KATSUMI
IPC: C07D301/10
Filed: 2000-10-25
Abstract: PROBLEM TO BE SOLVED: To provide a method for preparing a catalyst for use in producing ethylene oxide and a catalyst obtained by the method, the performance of which is not degraded even when stored for a long term. SOLUTION: In a method for the continuous preparation of a catalyst for use in producing ethylene oxide from ethylene, the catalyst having supported thereon silver and at least one metal selected from the alkali metal group by impregnating a solution containing a silver compound and a complex forming agent compound into the carrier in supporting silver on the carrier, then feeding the impregnated carrier into a continuous heating device capable of supplying and exhausting an atmospheric gas and conducting the heat treatment of the heated atmospheric gas in circulation, the method is characterized in that the heated atmospheric gas is additionally fed to the continuous heating device during the heat treatment and the dose (kg/h) of the additional feed (m3/h) per unit time is 10 times or more than the dose (kg/h)  per unit time of the impregnated carrier fed to the continuous heating device, and the catalyst obtained by the method is characterized in that the residual amount of the organic substance derived from the complex forming agent compound used in supporting and its decomposed matter is 0.02 wt.% or less.
Patent JP-2002127302-A (JP)
Title: Black steel sheet
Inventor: HIGAI KAZUHIKO
IPC: B32B15/08
Filed: 2000-10-27
Abstract: PROBLEM TO BE SOLVED: To provide a black steel sheet excellent in flaw resistance and fingerprint resistance, in which a composition not containing chromium is used so as to obviate a particular waste water treatment required for disposal of haxavalent chromium in the treatment process of a steel sheet or during the use of a surface treated steel sheet produced, which is also excellent in corrosion resistance and is free from the change of a color tone such as a whitening and low glossiness. SOLUTION: The surface of a Zn-Ni plated steel sheet subjected to a blackening treatment is coated with a metallic surface treating composition containing a metal ion, a water dispersible organic resin that is (a) glass transition temperature: 10 to 80 deg.C, (b) solubility parameter: less than 9.8, (c) refractive index: less than 1.55, and acid to deposit a skin layer for the black steel sheet.
Patent JP-2002125458-A (JP)
Title: Artificial soil for gardening
Inventor: SANO TSUTOMU
IPC: A01G1/00
Filed: 2000-10-27
Abstract: PROBLEM TO BE SOLVED: To provide an artificial soil with high productivity for gardening, excellent in water-holding property, air permeability and fertilizer-holding ability and also capable of giving natural sweetness to a plant such as a vegetable and a fruit. SOLUTION: This artificial soil for gardening has a thermosensitive and drainage-absorbing resin as the main ingredient and is constituted through mixing a stevia extract and/or a bark compost with the resin.
Patent JP-2002128255-A (JP)
Title: Object levitation device
Inventor: TAKASABU MASAMI
IPC: B06B1/06
Filed: 2000-10-31
Abstract: PROBLEM TO BE SOLVED: To provide an object levitation device capable of preventing noise due to excitation of a vibration body and preventing the adhesion of dust to a levitation object. SOLUTION: A conveyance unit 2 is provided on a base plate 12 through a support bracket 13. The conveyance unit 2 is provided with the vibration bodies 3a, 3b excited by a vibrator 6 through a born 5a. An object 4 to be conveyed is put on the vibration bodies 3a, 3b. A sound absorbing material 14 is provided on the base plate 12 and below the vibration bodies 3a, 3b. A sound insulating cover 15 is provided on the base plate 12 so as to cover the conveyance unit 2 and the sound absorbing material 14. The sound insulating cover 15 is slidably put on rails provided along the longitudinal direction of the vibration bodies 3a, 3b on the base plate 12 and can be opened and closed. Moreover, an inner surface of the sound insulating cover 15 is formed to be close to the mode of a standing wave based on sound waves generated by the vibration bodies 3a, 3b.
Patent JP-2002137726-A (JP)
Title: Brake booster
Inventor: TAKAYAMA TOSHIO
IPC: B60T13/57
Filed: 2000-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a brake booster capable of constantly keeping an effective diameter of a poppet valve, and stably obtaining the output corresponding the electromagnetic force of an electromagnetic driving means. SOLUTION: In this brake booster wherein a needle is driven to a rear side by the electromagnetic force of a solenoid, and its movement is transmitted to the poppet valve 2 through a valve seat member 21 to open an air valve 27, whereby the atmospheric air is introduced into a transformer chamber and the booster output is obtained by the pressure difference with respect to a constant pressure chamber, the poppet valve 26 is formed by a seal part 55 forming the air valve 27 and a vacuum valve 28, and a cylindrical part 56 having a rigid structure and integrally molded on the seal part 55,  and the cylindrical part 56 of the poppet valve 26 is slidably inserted into a slide guide part 23 formed on the valve body 11 through a seal member 24 to constantly keep an effective diameter of the poppet valve 26 on which the pressure difference between the vacuum pressure and the atmospheric pressure is acted.
Patent JP-2002139267-A (JP)
Title: Ice making pan
Inventor: YOSHIDA TAKASHI
IPC: F25C1/04
Filed: 2000-11-01
Abstract: PROBLEM TO BE SOLVED: To provide an ice maker having an ice making pan in which cold heat transmission efficiency is enhanced by forming micro protrusions and recesses on the inner surface of the ice making pan. SOLUTION: In the ice making pan P forming ice making chambers 17 corresponding to water jet holes and water return holes on a base provided with a large number of water jet holes and water return holes, protruding/recessed grooves T or countless partially spherical micro protrusions and recesses are formed on the inner surface of the ice making pan P in the direction of cutting die wherein the level difference of the micro protrusions and recesses is set at 1.0 mm or less, preferably at 0.5 mm or less.
Patent JP-2001170745-A (JP)
Title: Method and apparatus for treating surface of continuously cast steel product
Inventor: BEHRENS HOLGER
IPC: B21B45/00
Filed: 2000-11-02
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus for treating the surface of a steel product continuously cast in the hot-state for the purpose of removing the surface defect and the surface impurities, etc., thereon. SOLUTION: For the purpose of lowering the temperature of the surface to be treated to a fixed temperature, previous to a process for surface treatment at least a portion of at least one side of the surfaces of the steel product, is cooled. The device 7, 107, 207, 307 for cooling at least a portion of at least one side of the surfaces of the steel product is arranged at the front of the apparatus 6, 106, 206, 306 for surface treatment.
Patent JP-2002139146-A (JP)
Title: Speed change control device for synchromesh type transmission
Inventor: UEDA YUKIO
IPC: F16H61/28
Filed: 2000-11-02
Abstract: PROBLEM TO BE SOLVED: To provide a speed change control device formed in a compact manner and excellent in loading ability on a synchromesh type transmission. SOLUTION: In the synchromesh type transmission (2), since an output shaft (30) for speed change is rotated by a drive motor 20 for shift by utilizing a bevel gears (22 and 39), a drive motor 10 for select and a drive motor 20 for shift can be situated in juxtaposition closely approximately orthogonally to the output shaft (30) for speed change. This constitution extremely improves loading ability on the synchromesh type transmission 2 of the speed change control device 1.
Patent JP-2002152194-A (JP)
Title: Limited reception device, limited reception device authenticating method, and cipher communication method
Inventor: OI SHINICHI
IPC: H04N7/167
Filed: 2000-11-10
Abstract: PROBLEM TO BE SOLVED: To provide a limited reception device which actualizes mutual authentication of high reliability even if a reception device main body and a security module do not hold a common global secret. SOLUTION: The reception device main body is equipped with a storage means which stores an ID for identifying a maker, a storage means which stores one or more pieces of information unique to the reception device main body, a deciphering means which deciphers information ciphered by using as a key the reception device main body unique information, and an authentication processing means which performs authentication processing with the security module by inputting the information outputted by the deciphering means.  The security module is equipped with a storage means which stores a card ID for uniquely identifying the limited reception device, a means which filters reception device authentication information by referring to the maker ID and card ID, a storage means which stores one or more pieces of unique to the security module, and an authentication processing means which performs authentication processing with the reception device main body by inputting the security module unique information.
Patent JP-2001332614-A (JP)
Title: Manufacturing method of element isolating trench structure
Inventor: KUSAKABE YOSHIHIKO
IPC: H01L21/3105
Filed: 2000-11-13
Abstract: PROBLEM TO BE SOLVED: To prevent deterioration of the characteristics of elements, by controlling the magnitude of the step generated between an element isolating region and the surface of a silicon substrate, in a manufacturing method of an element isolating trench structure. SOLUTION: In the manufacturing method of an element isolating trench structure, after forming a trench in the substrate having silicon oxide and nitride films to bury an oxide in the trench, a portion of the oxide is so removed therefrom by a polishing treatment as to etch successively the silicon nitride and oxide films. Further, in the manufacturing method, by measuring in its respective processes the film thicknesses of the silicon nitride film and the heights of the oxide buried in the trench, the etching quantities in its element forming processes are controlled based on the measurements.
Patent JP-2002151204-A (JP)
Title: Ic card connector with ejection mechanism
Inventor: YAMASHITA TOSHIRO
IPC: G06K17/00
Filed: 2000-11-14
Abstract: PROBLEM TO BE SOLVED: To provide a connector which can also be utilized for an IC card with a surface step with uneven thickness. SOLUTION: With an IC card connector with ejection mechanism provided with a card case 1 having an ejector guide port 16 opened toward a top 11 to have the front end of the IC card exposed, while having each electrode pad of the IC card made in touch with each contact 15 with an IC card 101 inserted into a card container 13 through a card socket 14, and a card ejector 6 having a card front end face pressing part 6a to be inserted into the card container 13 through the ejector guide port 16 and pushing out an IC rear end part by pressing the IC front end part with the card front end face pressing part 6a by the movement toward direction of the card socket 14, the card ejector 6 is also provided with an anti-interference projection part 6c fitted at a place further toward the card socket 14 than the pressing part 6a for pressing down the card frond end part,  in addition to the above card front end face pressing part 6a.
Patent JP-2002151408-A (JP)
Title: Method of manufacturing semiconductor thin film
Inventor: NOGUCHI TAKASHI
IPC: G02F1/1368
Filed: 2000-11-15
Abstract: PROBLEM TO BE SOLVED: To provide a method for forming a semiconductor film of face direction [111] preferentially directed in mobility and uniformity with a good controllability. SOLUTION: An amorphous semiconductor film 12 is formed on substrates 10 and 11, a mask layer 15 having a plurality of openings 16 of a very small diameter is formed on the amorphous semiconductor film 12 as positioned nearly in the center of a honeycomb shape, crystalline nuclei are formed by light irradiation from the side of the mask layer in zones of the amorphous semiconductor film 12 corresponding to the openings 16, and the crystalline nuclei are grown by irradiation of an energy beam to thereby form a semiconductor thin film preferentially oriented to face direction [111] with a good controllability.
Patent JP-2002156797-A (JP)
Title: Method for developing and two-component developer suitable for the method
Inventor: KIDO KENICHI
IPC: G03G15/08
Filed: 2000-11-17
Abstract: PROBLEM TO BE SOLVED: To provide a two-component developer, superior in electrification stability and heat resistance, which can form images without fogging or decrease in density over a long time and which is suitable for a method of developing in which a two-component developer containing a toner and a carrier is controlled into a thin layer state with 5 to 200 g/m2 quantity on a developer- carrying member and is carried by the developer-carry member to the development region opposing an image-carrier and then oscillating electric field is applied on the development region, to supply the toner in the developer from the developer-carrying member to the surface of the image carrier to develop an electrostatic latent image formed on the surface of the image carrier. SOLUTION: The two-component developer is suitable for the above method, for developing and consists of the following toner and the carrier. The toner contains at least a binder resin, a polymer (B) having 1,000 to 3,000 weight average mol.wt. and <=2/0 weight average mol.wt./number average mol.wt. and a coloring agent. The carrier shows <=13×10-6 Wb.m/kg residual magnetization.
Patent JP-2002157943-A (JP)
Title: Rocking switch
Inventor: KUBOTA MINORU
IPC: H01H23/04
Filed: 2000-11-17
Abstract: PROBLEM TO BE SOLVED: To provide a rocking switch capable of thinning the whole unit while securing a good moderation feeling when an operation knob is operated. SOLUTION: This rocking switch 40 is provided with an FPC (contact circuit body) 20 and a rubber switch member 30 provided on the inner face of a lower case 12, the operation knob 40a rockably supported on an upper case 41 covering the rubber switch member 30, a pressing section 43 provided on the back face of the operation knob 40a to press the rubber contact section 31 of the rubber switch member 30 as the operation knob 40a is rocked, and a moderation generating mechanism 50 generating a proper moderation feeling when the operation knob 40a is operated.  The moderation generating mechanism 50 is provided with the cam groove 51 of an operation section 43 protruded on the back face of the operation knob 40a and a compression coil spring 54 stored in the storage recess 13 of the lower case 12 so as to elastically excite a steel ball 53 toward the cam groove 51, and it is provided between the operation knob 40a penetrating the through holes 20a and 30a of the FPC 20 and the rubber switch member 30 and the lower case 12.
Patent JP-2002159601-A (JP)
Title: Wood golf club head
Inventor: KUSUMOTO HARUNOBU
IPC: A63B102/32
Filed: 2000-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a wood golf club head that helps a user keep track of the curved state of the face and accurately align a ball with a planned ball striking position. SOLUTION: In a wood golf club head in which score lines are provided in the toe side and the heel side of the face bending and projecting toward a ball, and the core lines positioned on the toe side and the heel side of the face are tilted upward from the face center side. The score lines are formed in a split state in the toe side, the heel side and the face center area.
Patent JP-2002165906-A (JP)
Title: Golf club head
Inventor: SETOGAWA HIROTO
IPC: A63B53/04
Filed: 2000-11-29
Abstract: PROBLEM TO BE SOLVED: To improve durability of a face part. SOLUTION: In this golf club head, the face part for hitting a ball has a face plate 7, and the face plate 7 comprises a rolled material 10 rolled from at least two mutually crossing rolling direction K1 orthogonal to the thickness direction.
Patent JP-2002168620-A (JP)
Title: Device for detecting roll angle of vehicle, and device for preventing roll-over
Inventor: NISHIYAMA YOSHITAKA
IPC: G01B21/22
Filed: 2000-11-29
Abstract: PROBLEM TO BE SOLVED: To improve detection accuracy of a roll angle of a vehicle and to improve safety in driving of a vehicle through early alerting of a user of the danger in rolling over the vehicle. SOLUTION: A roll angle θ is calculated, based on vehicle heights HL, HR on the right and left sides of the vehicle (S1, S2), a moving average of a predetermined number of roll angles is calculated to be an average roll angle θave (S3), and a roll angle speed ω is calculated, based on a rate of change of the average roll angle θave (S4).  When the absolute value of the average roll angle θave is greater than a prescribed value ω0 (S5), a correction value Δθ corresponding to the roll angle speed ω is calculated (S6-S8), and the level of emergency about rolling (high, middle or low), corresponding to the roll angle speed ω, is judged (S9-S13).When the absolute value of the average roll angle θave is greater than the additional value of the prescribed value with the correction value Δθ, corresponding to the level of emergency about rolling, a warning light or warning device is activated, to immediately alert a driver of the danger in the driving of the vehicle.
Patent JP-2002170805-A (JP)
Title: Wafer washing apparatus
Inventor: MORI NOBUHIRO
IPC: B08B5/00
Filed: 2000-11-30
Abstract: PROBLEM TO BE SOLVED: To provide a wafer washing apparatus by which a quality for completely removing a remaining solution stuck on the backside circumference of a wafer can be improved and the apparatus can be simplified. SOLUTION: The wafer washing apparatus 10 comprises a wafer support mechanism 13 having a table 12 that can be rotary driven on an upper side, while holding by suction a substantially disk-shaped wafer 11 placed with a center of a shaft matched, a circular washing solution collecting tank 14 for collecting the washing solution after washing the wafer 11 having an inside diameter d larger in a small range than an outside diameter D of the wafer 11 placed on the rotary driving table 12, and an elevator means 15 moving up and down relatively on the circular washing solution collecting tank 14 against the rotary driving table 12.  An outside diameter W of the rotary driving table 12 is made smaller than the outside diameter D of the wafer 11, and solution nozzles 24, 25 that spray liquid to the bottom face 11a of the wafer 11 placed, and a gas nozzles 35 that sprays gas to the bottom face 11a of the wafer 11 are arranged in order from an outside to inside in radius direction on the outer circumference of the table 12.