baber/WOPTO huggingface dataset:
Patent JP-2002285636-A (JP)
Title: Method and device for cleaning pipe and culvert
Inventor: YAMADA OSAMU
IPC: B08B9/02
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To efficiently eliminate and clean sediment, etc., accumulated within a pipe. SOLUTION: The pipe 2 communicates with a storage tank 4 via a by-pass passage 3. A discoidal butterfly valve 6 for controlling opening/closing of the passage 3 is provided within the passage 3. A protrusion 9 is provided in a lower part of the butterfly valve 6, which is fitted with a check valve 8 for opening/closing an end opening 10a of a penetrating hole part 10. The check valve 8 is opened by a hydraulic pressure difference based on a water level difference between the pipe 2 and the storage tank 4, so as to draw water within the pipe 2 into the storage tank 4. Water gauges T1 and T2 are provided within the pipe 2 and the storage tank 4 so that the butterfly valve 6 can be opened to discharge the water into the pipe 2 during a high water level within the storage tank 4.
Patent JP-2002284582-A (JP)
Title: Method for firing ceramic honeycomb body
Inventor: YASUE TAKASHI
IPC: C04B35/195
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a method for firing a ceramic honeycomb body that suppresses building up a crack during firing, is not required to reduce a heat-up speed and has a thin partition thickness. SOLUTION: The ceramic honeycomb body served for firing contains talc as an essential ingredient for a raw material and is baked by way of a conventional method such as preparation of raw material, adjustment of porcelain clay for forming, forming, during and the like. In a dehydration reaction stage of talc at a firing process, the ceramic honeycomb body intended to bake is heated under a steam atmosphere having a steam concentration of 10 vol.% or more.
Patent JP-2002288432-A (JP)
Title: Spot automobile insurance system
Inventor: YOSHIOKA TATSUO
IPC: G06Q40/04
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a spot automobile insurance system which enables a person who drives an automobile to freely set compensation contents specified by himself or herself with respect to an item specified by himself or herself at the time of driving the automobile and enables the driver to set them in accordance with the frequency in use and driving of the automobile only when desiring and does not bring about unfairness between persons who frequently use the automobile and persons who scarcely use the automobile. SOLUTION: A policyholder specifies an insurance object by himself or herself and sets contents of insurance to this specified insurance object by himself or herself, and a premium of this insurance is set on the basis of personal information of the policyholder, the specified insurance object, and specified insurance contents, and the policyholder is insured on the basis of an application for insurance with set insurance contents to the insurance object from the policyholder.
Patent JP-2002289536-A (JP)
Title: Thermal cvd system and method for fabricating thin film semiconductor element
Inventor: MATSUSHITA TAKESHI
IPC: H01L21/205
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a power saving thermal CVD system having a high throughput in which a large number of silicon wafers can be heated up and cooled down in a short time, and to provide a method for producing a thin film semiconductor element using it. SOLUTION: A plurality of silicon wafers W contained in the reaction tube 11 of a thermal CVD system 1 are heated directly by electromagnetic induction system without using any carbon susceptor. Since the silicon wafer W is simply supported at three points on the end edge by stopping parts 16A-16C provided on the inner side face of wafer supporting parts 15A-15C standing on a boat 13, a single crystal silicon film can be formed on the surface and rear of the silicon wafer W. Since the silicon wafers W heat each other with radiation heat, a large number of silicon wafers can be heated efficiently while saving power.
Patent JP-2002225127-A (JP)
Title: Biaxially oriented copolystyrene sheet and container thereof
Inventor: GOTO YOSUKE
IPC: B29C55/12
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a heat-resistant biaxially oriented copolystyrene sheet which is superior to a biaxially oriented polystyrene sheet in terms of heat resistance, has practical strength and the features that the sheet keeps transparency when mixed with polystyrene, and can replace polystyrene in a short time in the production process of a biaxially oriented sheet and an article molded from the sheet. SOLUTION: The copolystyrene is obtained from a monomer mixture of styrene and at least one of acrylic acid, methacrylic acid, and maleic anhydride. The amount of the comonomer is below 4.0 mass%. The Vicat softening point of the copolystyrene is at least 105 deg.C. The biaxially oriented copolystyrene sheet meets specified relaxation stress conditions. A container formed from the sheet is also provided.
Patent JP-2002289716-A (JP)
Title: Method for manufacturing bimos semiconductor device
Inventor: YAMAZAKI YOICHI
IPC: H01L21/331
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To reduce the number of steps, and to improve hot carrier resistance of a MOS transistor and performance such as the current gain or cut-off fre quency of a PNP transistor in a method for manufacturing a BiMOS semiconduc tor device where at least an N type MOS transistor and the PNP transistor are formed in the same semiconductor substrate. SOLUTION: The N type impurity for forming a lightly doped source region and drain region 22 of an N type MOS transistor and the N type impurity for forming a base region 26 of a vertical PNP transistor are doped by the same step. Further, the ion species of N type impurity is arsenic As.
Patent JP-2002291163-A (JP)
Title: Comissioned power transmitting system, control device and computer program
Inventor: SAKAMOTO MITSUO
IPC: H02J3/46
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a comissioned power transmitting system, a control device, and a recording medium capable of preventing the additional charge on power rates if no power can be provided to a load because of periodical inspection and maintenance, failure or the like of a main generator for private power generation. SOLUTION: A required generated power to be provided from the main generator 10 is determined (S1) and a possible increased power indicating a difference between a generated power of an operating sub-generator 30 and a possible generated power of the sub-generator 30 is computed (S3). The computed possible increased power and the required generated power are compared with each other (S4). If the possible increased power is judged to be equal to or larger than the required generated power (S5: Y), a power to be generated is increased by the required generated power (S6) and is sent to the power load 10 via a power line EL (S7). Whether the required generated power value should be increased or not is determined from the history, and if an increase in the required generated power is judged to be required (S11: Y), the sub- generator 30 under suspension is started (S12).
Patent JP-2002299637-A (JP)
Title: Negative resistance field effect element
Inventor: OGURA MUTSURO
IPC: H01L29/417
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a negative resistance field effect element, capable of developing negative characteristics by a low power source voltage (low drain voltage) and taking a high PVCR. SOLUTION: An InAlAs barrier layer 12 having a trench TR of opposed one side face of a plane A (111) and another side face of a plane B (331) is formed on an InP substrate 11 having an asymmetrical V-groove of one side face of a plane (100) and another side face of a plane (011). An InGaAs quantum wire 13 having a relatively narrow energy band gap as a high mobility channel is formed at the bottom of the trench. An InAlAs modulation-doped layer 20 having a relatively wide energy band gap as a low mobility channel is formed thereon.  A source electrode 42 and a drain electrode 43 isolated from each other along a length direction of the quantum wire 13 electrically conducted with the high mobility channel via a contact layer 30, and a gate electrode 41 opposed to the channel 20 via a Schottky junction interposed via an insulating layer between the electrode 42 and the electrode 43 are provided.
Patent JP-2002293949-A (JP)
Title: Method for producing organic electroconductive material
Inventor: TANAKA KATSURO
IPC: C08J3/205
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for easily producing an organic material having excellent electroconductivity and moldability in high reliability at a low cost without losing the characteristics as a matrix resin. SOLUTION: The organic material is produced by mixing a solution of a polyaniline soluble at least in water and/or an organic solvent with a solution of a resin soluble in water and/or an organic solvent.
Patent JP-2002299902-A (JP)
Title: High frequency temperature compensation circuit
Inventor: SUZUE HIDEKI
IPC: H04B1/04
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a high frequency temperature compensation circuit which is reliable and inexpensive. SOLUTION: Capacitors c(t) having a prescribed temperature characteristic are serially inserted and connected to the input port and the output port of a component S2P where the passing phase of a high frequency signal is changed by temperature change, and the passing phase that is going to be changed in the component S2P is counteracted by the capacitors c(t) whose capacitors are changed by temperature change.
Patent JP-2002295671-A (JP)
Title: Tightening force control device of fluid coupling
Inventor: KAMATA SHINYA
IPC: F16H61/14
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a tightening force control device of a fluid coupling, capable of ensuring control stability and preventing a generation of a torque shock, when speed reduction slip control is carried out. SOLUTION: In the automatic transmission of an automobile, there are provided a torque converter provided with a pump, to which a rotation force is inputted from an engine, a turbine driven by the pump through a hydraulic oil, and a lock-up clutch capable of tightening the pump and the turbine in the direct-coupled state or the slip state. Only when it is determined that the tightening state of the torque converter is in the direct-coupled state or in the transfer state from the direct-coupled state to the converter state at the time of speed reduction, is speed reduction slip control by feedback control carried out, and the control stability is ensured and a generation of the torque shock is prevented.
Patent JP-2002305824-A (JP)
Title: Heat-resistant protection structure of wiring harness
Inventor: NITSUTA HATSUHIRO
IPC: H02G3/38
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a heat-resistant structure of a wiring harness cabled in the neighborhood of a heat source. SOLUTION: A hard tube or a corrugated tube is put onto a group of wires while support pins or spacers are fixed to the group of wires (wiring harness) so as to have the hard tube or the corrugated tube supported by the support pins or the spacers, and the outer circumferential surface of the tube is surrounded by a heat-resistant sheet. Since a heat-resistant air layer having a cooling effect is provided between the inner circumferential surface of the tube and the outer circumferential surface of the wiring harness, the wiring harness can be protected from heat.
Patent JP-2002298386-A (JP)
Title: Disk drive device
Inventor: HAYASHI TSUNEO
IPC: G11B7/085
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To enhance reproduction reliability for a drive device corresponding to a disk to which a land/groove recording system is adopted. SOLUTION: The drive device is constituted so that a land/groove detection result is obtained even in the case of traverse by detecting a phase, for example, of a wobble signal first and performing land/groove detection based on detected phase information. An operation of braking control not to drive an objective lens in the direction corresponding to the moving direction of a laser spot is obtained by setting prohibition/permission of output of a tracking drive signal based on the land/groove detection result in the case of the traverse and zero cross timing of a tracking error signal.
Patent JP-2001346875-A (JP)
Title: Indwelling needle assembly
Inventor: TAMURA KAZUHIKO
IPC: A61M5/158
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To provide an indwelling needle assembly wherein a medical treatment applying person can easily house an internal needle in a needle guard by one hand even when a long indwelling needle is used, or a medical treatment applying person with small hands uses the indwelling needle assembly. SOLUTION: This indwelling needle assembly 1 is equipped with an external needle hub 3, an internal needle hub 5, and the needle guard 6. In this case, to the distal end of the external needle hub 3, an external needle 2 is fixed. To the distal end of the internal needle hub 5, the internal needle 4 is fixed. The needle guard 6 can house the internal needle 4 and the internal needle hub 5. The needle guard 6 has a double structure comprising an internal cylinder 61 and an external cylinder 62, and a connecting body 8 which connects the internal needle hub 5 and the internal cylinder 61 through the base end side of the needle guard 6. The needle guard 6 can be extended by sliding the external cylinder 62 to the base end side of the internal cylinder 61.  When the needle guard 6 is extended, the internal needle hub 5-slides in the needle guard 6 to the base end side of the needle guard 6 by the connecting body 8 for the indwelling needle assembly 1.
Patent JP-2002303327-A (JP)
Title: Ball bearing
Inventor: ISHIWADA HIROSHI
IPC: F16C33/66
Filed: 2001-04-04
Abstract: PROBLEM TO BE SOLVED: To eliminate interference between a sealing plate and sealed grease and to prevent grease leakage due to raking of the grease with the sealing plate. SOLUTION: The value of h/H, where 'H' is a bearing width and 'h' is a distance between the sealing plate 5 of a retainer opening side 3a and a ball 4, is set larger than 0.05, and h/H that the sealing plate 5 does not protrude from the bearing face is set smaller than (H-D)/2H so as to eliminate interference between the sealing plate 5 located at the retainer opening side 3a and the sealed grease 6.
Patent JP-2002305122-A (JP)
Title: Method of manufacturing rare-earth sintered magnet
Inventor: WADA TAKESHI
IPC: B22F3/00
Filed: 2001-04-05
Abstract: PROBLEM TO BE SOLVED: To prevent a mounting plate for sintering and a molded material from being welded together, and to prevent the molded material from being broken, accompanying its shrinkage in a sintering process at the manufacturing of a rare-earth sintered magnet. SOLUTION: A method of manufacturing a rare-earth sintered magnet comprises the process for orientating and compressing rare-earth alloy powder in a magnetic field to form a molded material 2, the process for preparing a mounting plate 4 for sintering having the main surface of degree Ra of roughness of a surface of higher than 1 μm to lower than 45 μm, the process for putting the molded material 2 on the main surface of the mounting plate 4 for sintering, so that the orientation direction of the molded material 2 becomes substantially parallel to the main surface of the plate 4, and the process for sintering the molded material 2 put on the main surface of the plate 4.
Patent JP-2002027835-A (JP)
Title: Planter provided with air cleaner
Inventor: YAMAUCHI HIRONORI
IPC: A01G9/02
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To solve such problems of a conventional planter provided with an air cleaner that a secure and smooth supply of cleaned air is difficult, prevention of overdrying of cultivation bed soil/plant and maintenance of breeding/ activation of a usable microorganism are impossible or the like because the planter simply sucks air and sends almost all of the air to an air cleaner of a flowerpot. SOLUTION: This planter divides its exterior into two rooms, an air cleaner is installed in a room, a tank and flower pots are installed in the other room, clean air produced by the air cleaner is blasted to a jet exhaust of the room and the flower pots of the other room, the clean air blasted to the clean air jet exhaust is blasted to the atmosphere, and the clean air blasted to the flower pot in the other room is blasted to the atmosphere after contacting with a cultivation bed soil. This planter cleans air by a scientific treatment of the air cleaner and a natural cleaning treatment by the bed soil and usable microorganism of the flowerpot prevents overdrying of the bed soil/plant and breeding/activation of the usable microorganism.
Patent JP-2002302201-A (JP)
Title: Bag
Inventor: IIDA YOKO
IPC: B65D33/00
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To solve problems that in a conventional structure, it is difficult for children, hand-disabled people or the like to grab, it takes much time to do so, and is impossible to meet a dog's motion because the structure requires grabbing with a bag, or in the case of a structure using a grabbing tool, effort adjustment is required for grabbing, handling is troublesome, hesitation is made in using, need for a grabbing tool causes high cost, storage needs much cares, and waste disposal is troublesome. SOLUTION: This bag, used for filth, constituted of a bag body and a tubular part fitted on the bag body. Filth can be grabbed by the tubular part by using the protruding shape of the tubular part and one or more fingers inserted in the tubular part, so as to be stored in the bag body. It is thus possible to completely store the filth. Even children with small hands, the hand-disabled people, or the like can grab the filth. The bag dose not require effort adjustment for grabbing, and enables very easy and complete grabbing. It is easy to quickly meet the dog's motion, for example, because the grabbing motion is easy and complete.
Patent JP-2002307962-A (JP)
Title: Crawler tractor
Inventor: UNO TAKASHI
IPC: B60K17/10
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To improve cooling efficiency of hydraulic fluid and realize a compact and simple piping configuration of a hydraulic circuit in a crawler tractor transmitting a driving force of an engine to an HST for running to perform gear shift operation by the HST for running and transmitting a driving force of the engine to an HST for turn to perform running control by the HST for turn. SOLUTION: An oil cooler 195 is arranged in a lower part inside a rear fender 203, a hydraulic fluid tank 193 is arranged behind the oil cooler 195, hydraulic fluid on a return side of the HST 20 for turn is supplied to the HST 22 for running through an oil cooler 208, and a bypass circuit avoiding the oil cooler 208 is provided.
Patent JP-2002307544-A (JP)
Title: Method for producing molding and molding
Inventor: YAGI HITOSHI
IPC: B29C51/12
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a molding which is low in cost, can secure enough strength, is light in weight, and has gas permeability, etc., and the molding. SOLUTION: The method includes a process in which a sheet-shaped article having an optional area is arranged on one surface or on both surfaces of a thermoplastic plastic net and thermoformed to be integrated with the net. The molding is composed of the plastic net and the sheet-shaped article having the optional area which is integrated with one surface or both surfaces of the net, and the integration is carried out by thermoforming.
Patent JP-2002307088-A (JP)
Title: Wastewater treatment apparatus
Inventor: ABE NAOKI
IPC: C02F3/08
Filed: 2001-04-11
Abstract: PROBLEM TO BE SOLVED: To efficiently separate suspended solids in a treated water discharged from a carrier fluidized bed type aerator, to stabilize the quality of the treated water, and to reduce the space. SOLUTION: The aerator 10 in which a carrier 20 to which microorganisms are adhered is fluidized with a wastewater to treat organic substances in the wastewater, a floatation separation tank 30 in which the suspended solids in the treatment water discharged from the aerator 10 are pressurized, floated, and separated, and a biological filtration tank 60 which bio-filters the treatment water discharged from the floatation separation tank 30 are provided.
Patent JP-2002307272-A (JP)
Title: Double-end surface grinding method and device
Inventor: OYA MASANORI
IPC: B24B41/06
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a double-end surface grinding method and device capable of performing the double-end surface grinding for two or more works per cycle, assuring excellent dimensional tolerance, parallelism, and flatness, and prolonging the dressing interval of the grinding wheel. SOLUTION: By a pair of grinding wheels 1 and 2, a work 4 is put in carrier swinging, in-feed grinding, and put out of the grinding wheels 1 and 2, and a through-grinding is performed by feeding again the work 4 from the inlet to the outlet into the gap between the grinding wheels 1 and 2 and then the work 4 is taken out. It may also be accepted that a depth feed of the grinding wheels 1 and 2 is made at the time of through-grinding.
Patent JP-2002305906-A (JP)
Title: Gravel removing machine
Inventor: ICHIKAWA ISAMU
IPC: E02F7/00
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a gravel removing machine of a constitution in which the car body balance can easily be kept. SOLUTION: This gravel removing machine is equipped with a gravel removing and transporting device 5 having a drilling part at the tip in front of a self-propelled type vehicle. Conveyors 9 and 11 for transporting gravels transported with the gravel removing and transporting device 5 are loaded onto the central part of a body frame 4 of the self-propelled type vehicle. Hydraulic power units 13a and 13b are arranged in the left and the right on the body frame 4 which is installed on a truck frame of the self-propelled type vehicle so as to be freely shakable in the left and the right, and a driving device for shaking the body frame 4 relatively to the truck frame is installed.
Patent JP-2001351635-A (JP)
Title: Manufacturing device and method for secondary battery current collector
Inventor: AN TAIYU
IPC: H01M4/64
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing device and a manufacturing method for secondary battery current collector. SOLUTION: In the manufacturing stage of a current collector, the first process is to carry out a pre-treatment of the prepared raw material, and then the raw material is passed between the rollers which are formed with an opening holes pattern of the raw material and coated with the pattern forming composition on the surface. Then, by forming the opening holes by drying and etching, the current collector is completed. The manufacturing device for this current collector comprises a main roller which is formed with the opening holes pattern of the current collector, a guide roller which is joined with the main roller and between which and the main roller the current collector is passed, and a storage portion of the composition for pattern forming that is provided at the bottom of the main roller and supplies the pattern forming composition to the pattern portion.