baber/WOPTO huggingface dataset:
Patent JP-2002290806-A (JP)
Title: Digital camera
Inventor: SHINTANI MASARU
IPC: H04N101/00
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a very thin digital camera which employs a refraction optical system. SOLUTION: This digital camera has a body 13 having an opening 2a that subject light enters above its front wall and also has in the body 13 the refraction optical system 2 which is arranged along the right wall of the body 13 and refracts the subject light from the opening 2a downward to form an image, an image pickup element 4 which is arranged face-up below the refraction optical system 2 and picks up the subject image formed by the refraction optical system 2, a battery 5 which is arranged on the left side of the refraction optical system 2 and image pickup element 4 along the bottom wall of the body 13 while having its length laterally, and a plate type display part 6 which is arranged on the left side of the refraction optical system 2 and above the battery along the rear wall of the body and displays the image.
Patent JP-2002289217-A (JP)
Title: Separator for solid polymer fuel cell and its manufacturing method
Inventor: KAWAGUCHI TATSUMI
IPC: H01M8/02
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a separator for a solid polymer fuel cell provided with both conductivity and mechanical strength and composed by compounding a matrix material and carbonaceous material and to provide its manufacturing method. SOLUTION: This separator for a solid polymer fuel cell and this manufacturing method therefor are characterized in using the carbonaceous material formed by reforming its surface into a high-affinity state to the matrix material by reforming the surface in the presence of the matrix material. A ball mill, a roller mill, a vibration mill or the like can be used as a surface reforming device. Natural graphite or artificial graphite can be used for the carbonaceous material. For the matrix material, a phenol resin or a melamine resin and a polyvinyl chloride or the like are used as a thermosetting resin and as a thermoplastic resin, respectively.
Patent JP-2002290239-A (JP)
Title: Current mirror circuit and analog/digital conversion circuit
Inventor: OIKAWA NAOHITO
IPC: G05F3/26
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a current mirror circuit which exhibits high accuracy even on a low power supply voltage. SOLUTION: The current mirror circuit 1 is provided with: a 1st constant current source 30 that outputs a constant current to a 1st node C on the basis of a 1st reference voltage 31; 1st and 2nd MOS transistors(TRs) Q1, Q2 of common source type whose gates are interconnected, where the drain of the 1st MOS TR Q1 is connected to the 1st node C and the drain of the 2nd MOS TR Q2 is connected to a 2nd node A operatingly; a 1st operational amplifier 11 with an input terminal connected respectively to the 1st node C and a 3rd node B and output terminal connected to the common gate; and a 2nd operational amplifier 12 that has an input terminal connected respectively to the 2nd and 3rd nodes A, B and an output terminal connected to the 2nd node A via a feedback circuit.
Patent JP-2002286109-A (JP)
Title: Speed change control device for toroidal type continuously variable transmission
Inventor: SUGIHARA ATSUSHI
IPC: F16H61/662
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a speed change control device for a continuously variable transmission causing no change in change gear ratio when a trunnion is deformed by input torque. SOLUTION: The speed change control device for the toroidal type continuously variable transmission comprises a hydraulic cylinder 40 for displacing the trunnion 23 to the axial direction of the trunnion and generating the tilting of the trunnion, a speed change control valve 46 for controlling an oil pressure to be supplied to the hydraulic cylinder, a cam 1 to be tilted integrally with the trunnion in response to the tilting motion of the trunnion, and a feedback mechanism 37 for feedbacking the tilting angle of the trunnion to the speed change control valve.  A cam-side member 1B formed integrally with or separately from the cam 1 and a trunnion-side member 23B formed integrally with or separately from the trunnion are connected to each other via a pin 23C and connections between the pin and the cam-side member or the trunnion-side member are mutually and relatively movable in a thrusting direction.
Patent JP-2002284536-A (JP)
Title: Method of producing teo2 glass thin film
Inventor: TANIGUCHI TAKASHI
IPC: H01S3/17
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To realize a method of easily producing a TeO2 glass thin film. SOLUTION: A target base plate 14 of metallic Te is placed on one water- cooling base 12 within a chamber 10, and a base plate 18 for forming a glass thin film of TeO2 is placed on the other water-cooling base 16 opposed to the water cooling base 12. A high frequency is applied between the water-cooling base 12 and the water-cooling base 16 from a high frequency power source 20 while argon and oxygen gasses are flowing into the chamber 10.
Patent JP-2002293423-A (JP)
Title: Vibrating type parts feeder
Inventor: KAJIMOTO TAKESHI
IPC: B65G47/14
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To evenly distribute parts in each carrier passage of several rows of a linear feeder for supplying parts to a discharge end. SOLUTION: By providing a distribution groove 8 constituted of a V-grooved carrier passage 9 with a rounded upstream side bottom and W-grooved carrier passage 11 of a downstream part which are partitioned into two rows in a width direction by a partition wall 10 with a sharp upper end and have bottoms rounded on a supply end side of the linear feeder 7, parts received and delivered from a bowl feeder are uniformly distributed in the carrier passages of two rows of the linear feeder 7, the parts are uniformly supplied from each of the carrier passages to the discharge end and the device arranged at the discharge end can be efficiently worked.
Patent JP-2002296587-A (JP)
Title: Portable telephone set
Inventor: HASHIMOTO KOJI
IPC: H04W88/02
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To solve the problems that light quantity irregularities are generated and stripe shape display is generated at the time of paying attention to the dot unit of liquid crystal from the constitution of a prism while reflection type liquid crystal is used as the display device of a portable telephone set, a light guide plate is provided with the prism and illumination is performed. SOLUTION: By making the pitch of the prism 11 smaller than the dot pitch of the liquid crystal 2, the light quantity irregularities are eliminated and the stripe shape display is reduced.
Patent JP-2002292282-A (JP)
Title: Dehydrogenation catalyst for cyclohexanol and method for manufacturing the same
Inventor: KITAMURA TADAKUNI
IPC: C07C49/403
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a copper oxide-based dehydrogenation catalyst for cyclohexanol excellent in activity and selectivity. SOLUTION: The catalyst is obtained by adding a minute amount of one kind of noble metal selected from palladium, platinum and ruthenium to a copper oxide-zinc oxide based catalyst or a copper oxide-silicon oxide based catalyst. The catalyst is manufactured by a co-precipitation method or by the combination of a kneading method and spray method. Thereby, the obtained catalyst has high activity and high selectivity and can be used at low temperature compared to a conventional catalyst, and the production of cyclohexanone with high yield is expected.
Patent JP-2002301499-A (JP)
Title: Water treatment method and apparatus using acid fermentation
Inventor: NAKANO ICHIRO
IPC: C02F11/04
Filed: 2001-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a water treatment method, and apparatus using acid fermentation which can raise disposal capacity by reducing the concentration of persistent SS in a biological treatment to shorten the retention time and producing soluble BOD from removed SS to return the BOD of a denitrification process in the biological treatment as a hydrogen donor. SOLUTION: Water-to-be-treated is subjected to solid-liquid separation in a first settling basin 1, where at least iron or aluminum-based inorganic flocculant is added, and the separated upper layer water is introduced into a biological treatment tank 2 to be biologically treated. The separated persistent SS is introduced into an acid fermentation tank 6 to produce organic acids by the acid fermentation. Fermentation sludge conditioned so as to have a pH of 4.5-6.5, preferably 5.0-6.0, in a sludge conditioning tank is dewatered by a dehydrater 14, and then the dehydrated filtrate containing the organic acids is supplied to the biological treatment tank 2 as an organic carbon source or a hydrogen donor.
Patent JP-2002196655-A (JP)
Title: Printed matter manufacturing apparatus and printed matter manufacturing method
Inventor: EOMO MEGUMI
IPC: G03H1/26
Filed: 2001-04-04
Abstract: PROBLEM TO BE SOLVED: To manufacture printed matter which is excellent in a preservable property of a recording medium for holograms and is further exposed and recorded with a highly entertaining holographic stereogram image. SOLUTION: The printed matter manufacturing apparatus in a printed matter manufacturing system forms an image card IC by heating and compression bonding a plastic film PF for protection coated with a tacky adhesive material to a recording medium piece MD exposed and recorded with the holographic stereogram image HS to be laminated and manufactures an image seal IS exposed and recorded with the holographic stereogram image HS by providing a rear surface BP reverse from an observation surface OP exposed and recorded with the holographic stereogram image HS with at least both surface adhesive layer BAL.
Patent JP-2002303365-A (JP)
Title: Resin pulley
Inventor: TERADA TADAHIRO
IPC: F16H55/48
Filed: 2001-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a resin pulley suitable for an idler bearing or a tensioner bearing capable of preventing water from stagnating in a recessed part between reinforcing ribs adjacently provided, and capable of preventing deformation or damage of the reinforcing ribs by swelling, and deterioration of bearing life of a rolling bearing by infiltration of the water. SOLUTION: This resin pulley is equipped with an inside diameter cylindrical part 16, an outside diameter cylindrical part 17, a disk part 19 provided between the inside and outside diameter cylindrical parts 16 and 17, and plural reinforcing ribs 20 radially provided on both surfaces of the disk part 19 between the inside and outside diameter cylindrical parts 16 and 17. Thickness of the reinforcing rib 20 at the disk part 19 side is thick at a corner part of a side surface of the reinforcing rib 20 along the rotational direction of the rolling bearing 11 and the disk part 19. The water stagnating in the recessed part S moves to an opposite direction from the rotational direction R, flows on a surface of a thick part 21 and is discharged to the outside of the recessed part S from a tip of the reinforcing rib 20.
Patent JP-2002307420-A (JP)
Title: Method for measuring concrete material, program, and recording medium
Inventor: SOGO SHIGEYUKI
IPC: B28C7/00
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To accurately measure a mass of aggregate and water considering surface water of the aggregate. SOLUTION: A method for measuring concrete material is provided wherein while the i-th (i=1, 2, 3...N) cast of the aggregate into a measuring tank is continuously or intermittently at a specific speed carried out, measurement of total mass Mfi (i=1, 2, 3...N) of the aggregate dipped in water is carried out in real time or at specific time intervals, and when total mass Mfj of the aggregate dipped in water in the j-th (i=1, 2, 3...N) aggregate reaches a target mass Mdj of the aggregate dipped in water at a point of time when the j-th cast of the aggregate ends, the j-th cast of the aggregate is stopped.
Patent JP-2002307269-A (JP)
Title: Grinding method and device for connecting rod
Inventor: OZAKI YUKIO
IPC: B24B41/06
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To provide a grinding method and device for grinding connecting rods assuring a good accuracy and a good produtive efficiency. SOLUTION: Work pocket gears 50 and 52 each holding a plurality of connecting rods 12 are installed on an index carrier 40 capable of rotating. When the index carrier 40 rotates, one of the work pocket gears 50 and 52 in the standby position is fed to the grinding position while the other work pocket gear 52/50 in the grinding position is moved to the standby position. A pair of grinding wheels 26 are moved symmetrically parallel with their shafts 28a and 28b, and grinding is conducted in such a way that the connecting rod 12 rotated by a plane parallel with the grinding surfaces 26a of the grinding wheels 26 is pinched from two sides. Further a dimension measuring device 16 is provided to measure the dimensions of each connecting rod 12 after being ground.
Patent JP-2002303775-A (JP)
Title: Lens driving device for camera
Inventor: MIYAZAKI HIROSHI
IPC: H02N2/00
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To make a lens driving device for a camera small-sized by improving the arrangement of a lens barrel and an ultrasonic motor. SOLUTION: The lens driving device for the camera has the ultrasonic motor composed of a stator 1 generating torque of revolution and a rotor 2 converting the torque of revolution into motion of rotation, a lens barrel 3 which is mounted with lenses for the camera and can be displaced linearly along the optical axis Z of the lenses, and a transmission member which converts the rotary motion of the rotor 2 into the linear displacement of the lens barrel 3 and transmits it. The stator 1 is formed of a cylindrical stator having a cylindrical shaft parallel to the optical axis Z and the lens barrel 3 is arranged inside the cylindrical stator 1. The transmission member includes a helicoids cylinder 4 united with the lens barrel 3. The transmission member further includes a helicoids gear 5 which is formed integrally with the rotor 2 and thredably engages the helicoids cylinder 4.  The lens barrel 3 is fitted so that it can move forward and backward from the front end of the cylindrical stator 1 and the rotor 2 is fitted to the rear end of the cylindrical stator 1.
Patent JP-2002313010-A (JP)
Title: Disk unit
Inventor: OTSUKI AKIRA
IPC: G11B17/26
Filed: 2001-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a disk unit capable of preventing play at the supporting part of a holding member and the play of a disk in a holding member caused by vibration during running. SOLUTION: The holding member 11 for holding the disk consists of holding arms 20 and 30 and a connecting spring member 17 for connecting both of the holding arms. By the urging force of the member 17, the holding arm 20 and the holding arm 30 are twisted in directions vertically opposite to each other. When the holding member 11 is assembled engaged with the spiral groove 13a of each selection shaft 13, the backlash of the holding arms 20 and 30 and the spiral groove 13a is eliminated by the urging force and noise is reduced.
Patent JP-2002310523-A (JP)
Title: Refrigerating apparatus
Inventor: KIKUCHI SHIGEMITSU
IPC: F25B9/00
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To provide a refrigerating apparatus equipped with a rapid freezing apparatus capable of rapid freezing by cryogenic temperature foods and the like. SOLUTION: The refrigerating apparatus to is provided with a microprocessor/turbine apparatus 20 which includes a compression turbine 21 for adiabatically compressing an air refrigerant, an expansion turbine 23 for adiabatically expanding an air refrigerant, a motor 25 for coupling the compression turbine 21 and the expansion turbine 23 through a shaft 24 and driving the shaft 24, and a microprocessor/turbine heat exchanger 22 for cooling the air refrigerant compressed adiabatically by the compression turbine 21. The refrigerating apparatus 10 is further provided with a rapid cooling chamber 26 into which the air refrigerant cooled by the microprocessor/turbine apparatus 20 is fed.
Patent JP-2002311395-A (JP)
Title: Nonhydrous soft contact lens
Inventor: MATSUMOTO MASAHIRO
IPC: G02B1/14
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a nonhydrous soft contact lens which can be extremely easily made hydrophilic on the lens surface even if the lens is not subjected to surface post treatment, such as surface graft polymerization of a hydrophilic component, coating, plasma treatment and force hydrolysis treatment by chemicals, such as strong acids and strong alkalis, can be imparted with the wettability, realizes excellent oxygen permeability by sufficiently effectively utilizing the oxygen permeation function by an organic silicon component and has excellent safety. SOLUTION: This nonhydrous soft contact lens consists of a component A which consists at least >=1 kind of (meth)acrylate derivatives having a specific alkoxysilyl group, a component B consisting of at least >=1 kind of prescribed polysiloxane macromonomers bonded to a siloxane main chain across a urethane bond of >=1 polymerizable group and a component C consisting of at least one >=1 of silicon-containing (meth)acrylate exclusive of the specific components A and B as essential constitution components. The nonhydrous soft contact lens is so formed as not to substantially contain the hydrophilic components.
Patent JP-2002313701-A (JP)
Title: Heater equipment
Inventor: FURUYA MASAKI
IPC: B01J19/00
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To provide heater equipment that can increase the manufacturing yield of products, can improve availability factor by reducing the cleaning time, and can reduce the operating cost of a clean room. SOLUTION: This heater equipment has a heater 11 which heats an object S to be heated by contacting the object S or from the vicinity of the object S without contacting the object S. This equipment is provided with a casing 13 which encircles the heater 11 and object S and a temperature controller 12 which controls the temperature of the internal structure of the casing 13 to a value higher than the reliquefying or solidifying temperature of a gas generated from the object S.
Patent JP-2002313707-A (JP)
Title: Method of forming euv-ray reflecting film, euv mask blank, and reflective mask for euv exposure
Inventor: SHIYOUKI TSUTOMU
IPC: G03F1/24
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To suppress the occurrence of particles due to abnormal discharge during sputtering at the time of forming an EUV-ray reflecting multilayer film. SOLUTION: The occurrence of particles caused by electric field concentration during sputtering is suppressed by raising the electric conductivity of an Si target used at the time of forming the EUV-ray reflecting multilayer film by sputtering by doping the film with doping elements by appropriately controlling the kinds and amounts of the doping elements.
Patent JP-2002316224-A (JP)
Title: Guide device, guide device adjusting method, and die set
Inventor: TAKEUCHI HIROSHI
IPC: B21D37/10
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To prevent a guide means from deviating upward in a guide structure by means of the guide means having a plurality of rolling elements between a bush and a post. SOLUTION: In the guide device, the post 3 of a die holder 1 and the bush 4 of a punch holder 2 are slidable to each other via the guide means 5. In the guide means, the plurality of rolling elements are held by a cylindrical holding body 7 in a rolling manner. A stepped cylindrical spacer member 9 and a spring 8 on the outer side thereof are interposed in the post. The spring is abutted on a stepped part of the spacer member, and the spacer member faces the bush. At the top dead center, an upper end of a large diameter part 11 urged by the spring is abutted on a lower end of the bush, a space is generated between a lower end of the guide means and an upper end of a small diameter part 10, and the lower end of the small diameter part 10 is not brought into contact with a template 1 at the bottom dead center.  The spring force is not applied to the guide means, and the guide means is less easily shifted during the pressing.
Patent JP-2002313217-A (JP)
Title: Electron source, imaging device, and manufacturing method of the same
Inventor: YOSHINO YOSHINARI
IPC: H01J1/316
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To aim at a stabilization of properties of an electron emitting element, improvement of dimensional and positional accuracy, when forming an element film, stabilization of manufacture, and simplification of process, for an electron source formed by connecting a plurality of electron emitting elements, having conductive film which includes an electron emitting part between element electrodes. SOLUTION: A high resistance film 4, having a resistance higher than that of a conductive film 5, is formed between a substrate with insulation property 1 and the conductive film 5, and between element terminals 2, 3 and the conductive film 5, and on the exposed surface of the substrate with insulating plate 1. Sheet resistance of the high resistance film 4 is set at 10<10> Ω-10<12> Ω, and water drop contact angle is set at 50 deg.-70 deg..
Patent JP-2002317354-A (JP)
Title: Electromagnetic driving device for picking control in loom
Inventor: ISHIKAWA HIROHIKO
IPC: D03D47/28
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To improve the responsibility of an electromagnetic driving device for picking control. SOLUTION: A tapered concave portion 42 is formed in the facing portion of a movable member 40 facing a stator 35. A tapered convex portion 43 is formed in the facing portion of the stator 35 facing the movable member 40. A taper 421 of the concave portion 42 is parallel to a taper 431 of the convex portion 43. A return spring 44 is disposed between the concave portion 42 and the convex portion 43.
Patent JP-2002317059-A (JP)
Title: Cellulose acylate film, polarizing plate and method of film formation
Inventor: TERAYAMA MASAHARU
IPC: B29K1/00
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To prepare a film having good transferability and scratch resistance without impairing its transparency. SOLUTION: This film, a cellulose triacetate film 21, is obtained by the following process: first, a matting agent solution 16 is prepared by dissolving 0.7 wt.% of silicon dioxide 0.5 μm in average particle size in methylene chloride; then, the matting agent solution 16 is incorporated in a dope 12 comprising cellulose triacetate and methylene chloride; the resultant dope is cast via a casting die 15 onto a belt 20 and then dried through a dryer 22 and/or a drying zone 24. The film thus obtained retains its transparency with a transmittance of 92.4% at 550 nm, having a film-film coefficient of static friction of 0.6 and being excellent in transferability and scratch resistance as well.
Patent JP-2002316236-A (JP)
Title: Forging method of oxygen sensor piece for car
Inventor: YOSHIDA KEIICHI
IPC: B21K27/00
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a forging method of an oxygen sensor piece for car which can be produced with a single forging step, improve the productivity and reduce the cost. SOLUTION: In a first step for warm forging, a coil wire of ferritic stainless steel is heated by an induction heater at the predetermined temperature and forged in a high-speed forging machine, a through hole 9 of an outer hexagonal part 3 and an inner three-staged shape is continuously opened from a bar 1 to a finished product 8 by the precise forging in a single step according to the material characteristic and the measurement variance of the forging stress by the forging analysis simulation. In a second step, the finished product is subjected to the cleaning, surface treatment and machining in a similar manner to the conventional method to obtain the finished product B.