baber/WOPTO huggingface dataset:
Patent JP-2002222477-A (JP)
Title: Isolator and disaster prevention system
Inventor: TANAKA KEISHIRO
IPC: H04B3/46
Filed: 2001-01-26
Abstract: PROBLEM TO BE SOLVED: To provide an isolator which can surely detect a short circuit without being affected by the wiring resistance of a transmission line. SOLUTION: This system is equipped with a line 11 equipped with a short- circuit detecting means 14 which detects the short circuit of a transmission line L, a line 12 equipped with a current limiting means 17 and a short-circuit resetting detecting means 15 which detects the short circuit of the transmission line L being reset, line switching connection means 18A and 18B which switch and connect the lines 11 and 12 to the transmission line L, and a line switching connection control means 16 which controls the line switching connection means 18A and 18B according to the detection states of the short-circuit detecting means 14 and short-circuit resetting detecting means 15.
Patent JP-2002224933-A (JP)
Title: Control method for temperature of cutting liquid
Inventor: SENDA HARUMITSU
IPC: B23Q11/10
Filed: 2001-01-26
Abstract: PROBLEM TO BE SOLVED: To suppress errors on machining dimensions in an ambience that room temperature is changed, by equalizing the thermal expanding speed of a workpiece and the changing speed of relative displacement between the workpiece and the cutter tip. SOLUTION: A thermal sensor 10 is attached on the bed 3 of a lathe to measure the machine temperature which responds relatively quickly to the room temperature. A commanding device for adjusting temperature 9 calculates temperature commands for cutting liquid by calculation of the time-lag of first order using digitized measured temperature. A controlling device for cutting liquid temperature 8 controls cutting liquid temperature in accordance with the temperature commands so that the changing speed of cutting liquid temperature to the room temperature corresponds to the changing speed of thermal displacement of the machine body.
Patent JP-2002220601-A (JP)
Title: Production method for low oxygen spherical metal powder using dc thermal plasma processing
Inventor: AKAI MAKOTO
IPC: B22F9/14
Filed: 2001-01-29
Abstract: PROBLEM TO BE SOLVED: To provide a production method for low oxygen spherical metal powders with its oxygen content controlled to the amount of 1000 ppm or less by DC thermal plasma processing. SOLUTION: This is a production method for low oxygen spherical metal powders containing 1000 ppm or less oxygen, using a DC power supply to generate DC thermal plasma through which raw material metal powders are passed and processed. The plasma operation gas of this production method uses a mixed gas comprising an inert gas having purity of 99.9% or more in volume and hydrogen gas having purity of 99.9% or more in volume. The amount of hydrogen is 0.5-20 vol.% of the mixed gas. Under this production method the maximum temperature of the zone of the DC thermal plasma through which raw material metal powders pass my be retained at the melting point of the metal powder or higher but not higher than 10000 deg.C. Furthermore, it may be possible to combine the conditions mentioned above.  In concrete, any practice should control the oxygen content in the raw material metal powder to 1000 ppm or less.
Patent JP-2002232025-A (JP)
Title: Method for manufacturing thermoelectric element and thermoelectric element manufactured by using the same as well as thermoelectric module
Inventor: TAJIMA KENICHI
IPC: C22C1/04
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To realize a method for manufacturing a thermoelectric element having excellent mass productivity at a low cost and high crystal orientation degree and the thermoelectric element having excellent thermoelectric performance manufactured by using the same method as well as a thermoelectric module. SOLUTION: The method for manufacturing the thermoelectric element comprises the steps of baking the molding containing a powder containing a metal and/or an alloy to become A2B3 type crystal, wherein A is Bi and/or Sb, B is Te and/or Se, by reacting with A2B3 type single crystal of 5 to 80 vol.%, and obtaining the alloy containing the A2B3 type crystal as a main body.
Patent JP-2002224955-A (JP)
Title: Grinding machine
Inventor: SAKUMOTO HIDEO
IPC: B24B53/00
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To materialize a highly accurate dressing process by eliminating the displacement of a grounding wheel during a dressing process even in a extra-thin grinding wheel width. SOLUTION: A grinding wheel 41 rotatably driven at the upper position of a table 19 is provided so as to be reciprocally raised and lowered, and is freely movable in the forward/backward and the left/right directions relatively to the table 19. A dresser device 43 is attachable and detachable to and from the table 19. The grinding machine is equipped with the first side dresser 47 in which the first disk dress wheel 55 performing a side dressing to one side surface of the grinding wheel 41 is provided freely rotatably in the almost horizontal direction, and with the second side dresser 49 in which the second disk dress wheel 57 performing a side dressing to the other side surface of the grinding wheel 41 is provided freely rotatably in the almost horizontal direction. The first and second side dressers 47 and 49 symmetrically approach each other centering on the grinding wheel 41.  Notches are made in both side surfaces of the grinding wheel 41 at the same time by the first and second dress wheels 55 and 57 so as to sandwich the grinding wheel 41.
Patent JP-2002231672-A (JP)
Title: Wafer-polishing method and device
Inventor: HARADA SEISHI
IPC: B24B37/015
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a wafer polishing method for adjusting temperature in a polishing head, and for improving planarity in a semiconductor wafer, and to provide a device for polishing the wafer. SOLUTION: While abrasive agent is being supplied onto polishing cloth 13, that extends in a polishing surface plate 11 that is rotating, a silicon wafer W that is retained onto the wafer-retaining surface of a work chuck 15 of the polishing head 12 is allowed to slide and come into contact with the polishing cloth 13 for polishing the wafer W. After polishing, the planarity in the wafer is measured. Based on the measured result, cooling water is supplied from a cooling water supply means P to refrigerant channels 19A and 19B, so that the planarity in the wafer is enhanced, and the temperature in the wafer-retaining surface of the polishing head 12 is adjusted, thus enhancing the planarity in the wafer.
Patent JP-2001342880-A (JP)
Title: Exhaust emission control device of internal combustion engine
Inventor: TAMURA YASUKI
IPC: F01N3/20
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To improve exhaust emission control performance by properly regenerating a performance-deteriorated catalyst in an exhaust emission control device of an internal combustion engine. SOLUTION: When continuing in a state where exhaust gas flowing in an NOx catalyst 37 and a three way catalyst 38 is a reduction atmosphere for a prescribed period or more, the exhaust air-fuel ratio is set to the lean air-fuel ratio, and the NOx catalyst 37 and the three way catalyst 38 are made lean, and are immediately regenerated.
Patent JP-2002228477-A (JP)
Title: Navigation apparatus and navigation system
Inventor: KAWASAKI KOJI
IPC: G01C21/00
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To enable a setting work of a destination to be easily executed in a navigation apparatus. SOLUTION: The navigation apparatus 1 comprises an image reading means 10 for reading a map to output image data, a character recognition means 14 for recognizing characters of a place name, a facility name or the like from the image data, a position sensing means 2 for collating the recognized characters and the map data to sense the position of the read map, and a display control means 16 for displaying the map based on the map data corresponding to the sensed position on a display unit 4. According to this constitution, substantially the same map as the read map can be displayed on the display unit 4.
Patent JP-2002230005-A (JP)
Title: Support center system
Inventor: YAMADA KOJI
IPC: G06F17/30
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To provide a support center system capable of efficiently retrieving knowledge information which is appropriate for an inquiry from a user. SOLUTION: This support center system is provided with a knowledge data base (technology information DB 23 and an inquiry history DB 24) for storing categorized knowledge information, every category vector data 22 expressing the characteristics of each category with vectors, a category classifying means 25 for performing categorization by using the every category vector data 22, an inquiry discriminating means 26 for extracting a category candidate for retrieval based on similarity obtained by calculating the distance of the vectors of the every category vector data 22 and an inquiry text,  and a retrieving means 27 for retrieving and outputting prescribed knowledge information from the knowledge data base based on the similarity obtained by calculating the distance of the vector of the knowledge information having the category pertinent to the extracted category candidate for retrieval and the vector of the inquiry text. Thus, it is possible to retrieve the semantically close knowledge information.
Patent JP-2002223901-A (JP)
Title: Mattress for bed
Inventor: ARAKAWA TETSUKICHI
IPC: A61G7/05
Filed: 2001-02-06
Abstract: PROBLEM TO BE SOLVED: To provide a mattress for a bed which enables even a person having a heavy body weight and a person having a light body weight to obtain adequate softness, hardly gives rise to a bedsore in spite of lying thereon for a long time, does not lose stability even when a nursing person or the like frequently sits on the end of the mattress and is usable for a long period of time. SOLUTION: This mattress consists of the mattress obtained by forming one of the front and rear of a mattress body 11 as a low-hardness side foam layer 12 and the other as a high-hardness side foam layer 17 and laminating the foam layers of the front and rear and is made usable by reversing the front and the rear according to the body weights.
Patent JP-2002235674-A (JP)
Title: Method for operating a plurality of compressors
Inventor: KANEDA TETSUYA
IPC: F04B49/06
Filed: 2001-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a method for operating a plurality of compressors allowing corresponding to a rapid load change and reducing energy loss by non-load operation of the compressors. SOLUTION: Three turbo compressors 2a, 2b, 2c for basal operation, five oil screw type compressors 3a, 3b, 3c, 3d, 3e for controlling number of compressors and two dry screw type compressors 4a, 4b for fine pressure control are mounted on an air supply line 1 in parallel. When both the dry screw type compressors 4a, 4b are in a no-load operation state according to the load change of the air supply line 1, one of the oil screw type compressors 3a, 3b, 3c, 3d, 3e is stopped after a predetermined period and the dry screw compressors 4a, 4b are shifted from the no-load operation state to a load operation state.
Patent JP-2002236872-A (JP)
Title: Magnetic pattern recognizing device and magnetic pattern recognizing method
Inventor: MOTOUJI TOMOSHI
IPC: G06K7/08
Filed: 2001-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic pattern recognizing device capable of reading a code from an external part of a product by arranging the code of product control information in a place invisible in an external appearance such as the inside of the product. SOLUTION: The magnetic pattern recognizing device has a magnetic code reader 2 having a magnetic sensor array 4, and a controller 3. A label 5 stuck to the reverse side of a casing 6 of the product, and carved with a pattern such as a bar code 5A is magnetically read by the magnetic code reader 2 from the surface side of the casing 6 of the product, and after analyzing and checking up the read bar code 5A by the controller 3, the product of the casing 6 is specified.
Patent JP-2001289644-A (JP)
Title: Navigator
Inventor: COCHLOVIUS ELMAR
IPC: G09B29/00
Filed: 2001-02-13
Abstract: PROBLEM TO BE SOLVED: To provide a navigator that is suitable for a driver information system connected like a net, can send road map information from a navigation computer to a data regenerating unit, and then is capable of sufficient image repetitive speed in the case of bandwidth that a data bus is limited. SOLUTION: The navigator comprises the data bus, a data storing device that a lot of road map information and navigation data are stored, a navigation computer connected to the data bus for route planning, and the data regenerating unit connected to the data bus that regenerates the data to image information. The data-regenerating unit includes an image-storing device for recording the image information, The navigator is provided with a communicating block with a display screen connected to the data regenerating unit that is capable of displaying the image information and an operating unit for inputting the start for vehicle traveling, a destination in the halfway or a destination. The data regenerating unit is provided with a map information storing device for storing the road map information.
Patent JP-2002234295-A (JP)
Title: Positioning structure of cap
Inventor: SAITO JURI
IPC: B43K23/08
Filed: 2001-02-13
Abstract: PROBLEM TO BE SOLVED: To realize the positioning structure of a cap, which easily executes the positioningly installing work of the cap to a barrel. SOLUTION: At the stepped part 12f, against which the end part of the cap 20 of a barrel 12 abuts, a triangularly notched part 12e is formed and a triangular extended part 20b, which extends towards the notched part 12e and fits to the notched part 12e, is formed at the end part of the cap 20. By fitting the extended part 20b to the notched part 12e, the cap 20 is positioned to the barrel 12 at the installation of the cap 20.
Patent JP-2002241105-A (JP)
Title: Starting system for reformer for fuel cell
Inventor: KOBAYASHI KATSUYA
IPC: H01M8/04
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a fuel reforming apparatus, in which soot generated in the start-up is not stuck to a reformer. SOLUTION: A high temperature gas containing soot at the time of starting-up, when the soot is generated, is not supplied to the reformer to prevent the sticking of the soot to the reformer by providing a switch valve between a combustor (1) for start-up and a mixer (2) and switching the communication of the combustor for start-up to a reformer and the combustor for start-up to a waste hydrogen combustor to and from each other in accordance with the operation state of the combustor for start-up.
Patent JP-2001218212-A (JP)
Title: Time-decoding method for vop
Inventor: TAN THIOW KENG
IPC: H04N19/593
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a method by which video object images coded by different coders can be multiplexed. SOLUTION: A local time reference inserted to compressed data is coded by two sections. The 1st section has a module time reference, representing a specific interval in a reference time reference and the 2nd section has a relative time reference increment, on the basis of the reference time. The decoding decodes the module time reference of a B-VOP and the time reference increment of the B-VOP, to decide the local time reference of the B-VOP.
Patent JP-2002246939-A (JP)
Title: Vehicle-mounted equipment for dsrc
Inventor: OUCHI ATSUSHI
IPC: H04B1/3822
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide vehicle-mounted equipment for narrow-band communication (DSRC) in a powerful road traffic system in which transmission output and reception sensitivity are stable. SOLUTION: The vehicle-mounted equipment 2a for DSRC for receiving and sending information between road equipment, installed at a road side and vehicle-mounted equipment mounted on a car, has an output level variable means 100, having a temperature compensation function for changing the output level of a local signal 40, that is supplied from a local oscillator 38 for modulation and demodulation to a transmission mixer 30 and a reception mixer 8 to perform the temperature compensation of gain fluctuation due to temperature at a high-frequency circuit section.
Patent JP-2002240699-A (JP)
Title: Anti-lock brake control method for motorcycle
Inventor: ARAI NORIYUKI
IPC: B60T8/172
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To prevent the increase of an actual slip ratio of a wheel on a running road surface having a low friction factor, in an anti-lock brake control method for a motorcycle for permitting the increase start of brake hydraulic pressure as a slip ratio with an offset formed by offsetting a calculated value of a slip ratio based on a wheel speed obtained from a wheel speed sensor to the reducing side becomes less than a slip ratio set in an acceleration state of the wheel speed when the anti-lock control of the wheel brake is carried out depending on the increase and decrease of the brake hydraulic pressure. SOLUTION: The friction factor of the running road surface is determined, the offset amount of the slip ratio with an offset on the road surface having a friction factor not more than a predetermined value from the calculated slip ratio is lowered as compared with that on a road surface having a friction factor more than the predetermined value.
Patent JP-2002215785-A (JP)
Title: Mind security service
Inventor: SHIMOYAMA TOSHIO
IPC: G06Q50/10
Filed: 2001-01-13
Abstract: PROBLEM TO BE SOLVED: To confirm truth or falsehood and details of a rumor and a bad gossip. SOLUTION: An outline of the rumor acquired from gossip investigators taking charge of respective areas, that is, tentatively named gossip busters is provided for a customer being a member. When there is a request for wishing detailed information from the customer, the gossip busters actually investigate the rumor again, investigate and analyze the detailed content, reliability, a circulation rate, a circulation source, a circulation cause, and a circulation spreading prediction of the rumor, and propose a present state of the rumor, the correction countermeasure, and a checking method to the customer. When there is a request for wishing to execute the countermeasure from the customer, the gossip busters execute propaganda to be carried on word-mouth communication, propaganda by character media, and propaganda by mail.  That is, the gossip busters provide an occurrence source of the rumor, a cause, a spreading preventive countermeasure against circulation, and an extinguishing method to the customer being the member by seizing and analyzing the present state of a bad reputation, and execute practice service of the countermeasure by the request of the customer.
Patent JP-2002244477-A (JP)
Title: Image forming device
Inventor: KATO YASUHISA
IPC: G03G15/20
Filed: 2001-02-19
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device capable of ensuring the high response and high accuracy of a thermostat and coping with a machine whose warm-up is shortened further by improving the heat absorption efficiency of the actuating plate of the thermostat. SOLUTION: This image forming device has a fixing roller incorporating a heater, a pressure roller freely turnably press-contacting with the fixing roller, a temperature detection means for detecting the surface temperature of the fixing roller, a control means for controlling the turning-on of the heater in accordance with a detection value of the temperature detection means and the thermostat for regulating the temperature of the fixing roller. A through-hole is formed on a cover plate being the upper surface part of the thermostat, and the actuating plate freely actuated according to the temperature rise of the fixing roller and freely cutting off energizing the fixing heater by its actuation is provided inside the thermostat. The actuating plate is constituted so that its heat receiving surface is directly opposed to the surface part of the fixing roller through the through-hole.
Patent JP-2002241447-A (JP)
Title: Resin composition, solder resist resin composition, and their cured item
Inventor: KOYANAGI TAKAO
IPC: C08G59/17
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a resin composition which is prepared by using a novel oligomer having a high performance/a high function, especially one having stiffness, heat resistance, and flexibility, is excellent in developability, photosensitivity, and surface curability, and gives a cured item excellent e.g. in resistances to solvents, acids, and heat; and a cure item thereof. SOLUTION: This resin composition contains an oligomer (A) and a cross- linker (B). The oligomer (A) is prepared by reacting an epoxy compound (a) having at least two epoxy groups and exhibiting liquid crystalline properties with a monocarboxylic acid (b) having at least one double bond and reacting the resultant epoxy carboxylate compound (c) with a polybasic acid anhydride (d) having two acid anhydride groups and, optionally, a polyol compound (e).
Patent JP-2002245923-A (JP)
Title: Fuse
Inventor: FUKUDA KAZUO
IPC: H01H85/02
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a fuse having a simple and small structure at a low cost. SOLUTION: In this fuse, a sheet-like conductor 5 is stuck or press-fitted onto the front surface of a circular sheet-like insulator 3, and a sheet-like conductor 7 is stuck or press-fitted onto the rear surface thereof. The sheet-like conductor 5 and the sheet-like conductor 7 are connected to each other by molten conductors 11, 13, and 15 through the notch 15 of the sheet-like insulator 3. The molten conductors 9, 11, and 13 are formed with soluble substances with conductivity, and fused when a current over a specific level flows therethrough. The cross section, (i.e., width or thickness) of the molten conductor 13 is adjusted by a limited current value.
Patent JP-2002252468-A (JP)
Title: Multilayer board
Inventor: NAKAGAWA TAKAO
IPC: H05K3/46
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a multilayer board where a bypass capacitor is provided to a surface board to fully exhibit the function of the bypass capacitor. SOLUTION: A pair of lands 6 and 8 corresponding to a pair of terminals of the bypass capacitor 4 are provided on the surface of the surface board. A power source side current path A and a power source side land 6 corresponding to a power source side terminal of the bypass capacitor are connected with a pair of through holes 7a and 7b so that the power source side current path A runs through the power side land 6. Meanwhile, a ground side current path B and a ground side land 8 corresponding to a ground side terminal of the bypass capacitor are connected with a pair of through holes 7c and 7d so that the ground side current path B runs through the power source side land 8.
Patent JP-2002121291-A (JP)
Title: Water-absorbing resin powder and method for producing the same
Inventor: ISHIZAKI KUNIHIKO
IPC: C08F6/00
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a water-absorbing resin powder excellent in particle size distribution and physical properties, preventing their adhesion and coagulation in their production process, also excellent in energy efficiency, drying efficiency and productivity. SOLUTION: The method for producing the water-absorbing resin powder comprises heating for drying a water-containing gel state cross linked polymer obtained by polymerizing an aqueous monomer solution containing a cross linking agent and then crushing, and is characterized by having 200-600 μm range mean particle diameter of the water-absorbing resin particles after crushing and <=15 wt.% ratio of particles having 150-850 μm diameter, and compulsorily cooling the dried polymer after the heat-drying before the crushing or at the crushing.