baber/WOPTO huggingface dataset:
Patent JP-2002238309-A (JP)
Title: Hydraulic system of tractor
Inventor: MURAKAMI TETSUJI
IPC: A01B63/10
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To solve a problem that a tractor (lawn mower) starts a mowing work, when the grounding rollers and a gauge wheel of an implement (mower) mounted on the tractor is grounded on the surface of the ground and then when the control valve of the hydraulic valve of a lifting unit is operated to a lower position, but can not carry out the mowing work in a precise mowing height, because the implement has a large weight to sink the grounding rollers and the gauge wheel in soil. SOLUTION: A power steering unit 3 for steering front wheels, a lifting or lowering unit 6 for lifting or lowering an implement, and a hydraulic change unit 7 for changing a travel power are allowed to communicate with each other in series through a series of hydraulic circuits. On the basis of the lowering state operation of the hydraulic valve 9 of the lifting or lowering unit 6, the charge pressure of the hydraulic stepless change device 25 of the hydraulic change unit 7 is utilized to impart a back pressure to a hydraulic cylinder 8.
Patent JP-2002247780-A (JP)
Title: Power quality control operation support system and power quality control operation support method
Inventor: TAKAHASHI TOMOE
IPC: H02J13/00
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a means for calculating necessary power qualities to a power user and, according to the calculated qualities, to support an optimal control operation of incoming/distribution equipment of the power user. SOLUTION: Information data, which include at least one among system diagrams of incoming/distribution equipment of a power user, an incoming voltage, an incoming equipment capacity, and a contract demand, information data which include at least one among currents and voltages of bus-bars and feeder circuits connected to a plurality of incoming points and respective load apparatuses, and information data which include at least one among types, capacities, operating states, and existence of an operation stop in an abnormal state of the load apparatuses, or information concerning damage in an abnormal state, are received by a control server 1. The respective information data are related to each other by using relating information stored in a memory means 17, and the respective information data and the information data related with each other are stored in a database 2. Power qualities required by a power user are calculated by a calculation means 16 in the control server by using the information data stored in the data base and provided to the power user.
Patent JP-2002239916-A (JP)
Title: Grinding wheel of super-abrasive grain vitrified bond, and method for manufacturing the same
Inventor: AKITA YASUO
IPC: B24D3/00
Filed: 2001-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a grinding wheel of super-abrasive grain vitrified bond having favorable abrasive surface conditions and a large abrasive wheel width, and a method for manufacturing the same. SOLUTION: Plurality of unit abrasive wheels 2 each comprising a super- abrasive grain layer 2a and a base layer 2b of the same bond composition integrally molded with each other are jointed to make a desired grinding wheel width. In the base layer 2b, hard grains of the same grain size with super- abrasive grains in the super-abrasive grain layer are mixed roughly at the same ratio of inclusion. Cores 3 provided with an axial hole 4 are engaged and fixed in the base layer.
Patent JP-2002250541-A (JP)
Title: Blow-off outlet for building frame heat storage
Inventor: HIRAYAMA MASAHIRO
IPC: F28D20/00
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a blow-off outlet for building frame heat storage wherein heat can be stored uniformly over an entire building frame region of a floor plate surface with a simplified structure. SOLUTION: Air in an attic space is induced from a lower surface opening section 33 of an induction air chamber 3 owing to cold air blown out from a fist air chamber 1 through an air nozzle 2 and is then blown out. Hereby, air staying at a lower portion in the attic space can be blown to the side of a building frame 100 while maintaining a large arrival distance of the air blown out. Heat can be therefore stored over the entire region of the building frame 100 on the floor lower surface uniformly with a very simplified construction.
Patent JP-2002259274-A (JP)
Title: Network service system and recording medium with network service program stored therein
Inventor: SATO HIROSHI
IPC: G06Q50/00
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a network service method and a device which enable grasp of the utilization situation of distribution data at a distribution destination, for instance, collection of information representing accurate real advertisement results or increase of charging variation of charged distribution. SOLUTION: A server machine 4 has a first holding means holding the distribution data that can be utilized on optional client machines 1a to 1c by being downloaded to the client machines through a network 3, a second holding means holding an application program that is downloaded together with the distribution data by the client machines and used to collect use history of the distribution data in the client machines, and a third holding means for receiving use history data collected by the application program through the network and holding the use history data in the form of being able to notify the providing source of the distribution data.
Patent JP-2001312439-A (JP)
Title: Information distribution system
Inventor: MIYABE YOSHIYUKI
IPC: G06Q10/00
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a program distribution system which enables a distribution source to manage transfer and installation at a distribution destination while lightening the load of program distribution on the distribution source. SOLUTION: Software distributed to a PC 116 contains a transfer program, history information, an installation program, and an application program. The transfer program adds information on a terminal at a transfer destination and information on a transmission medium used for transfer to the history information and transfers the whole software including itself to a PC 172. The installation program transmits the history information to a distribution managing device 103 through a network 151 and an external connection device 104. The distribution managing device 103 receives the history information and sends back information showing whether or not installation can be performed. The installation program after receiving information showing that the installation can be performed installs the application program.
Patent JP-2002258295-A (JP)
Title: Liquid crystal injection method
Inventor: TAWARA SHINYA
IPC: G02F1/1341
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To make optimal degassing time optimum in a liquid crystal injection into a vacant cell. SOLUTION: A vacuum chamber 10 is provided which contains a cell carrier 21 upholding roughly at right angles a liquid crystal display cell 2 whose injection inlet port is directed downward and which contains a liquid crystal bath 1 arranged at the location below the same cell carrier 21. A vacuous state is kept low in the vacuum chamber 10 then the injection inlet port of the liquid crystal display cell 2 is brought into contact with a liquid crystal in the liquid crystal bath 1. Then when the liquid crystal is injected into the liquid crystal display cell 2 after releasing a state of vacuum in the vacuum chamber 10, the surface of a substrate of the liquid crystal display cell 2 is imaged by means of an imaging means 40 and a specified picture processing is conducted to the imaging signal then the data is provided on an interference fringe arising on the surface of the substrate.  The degree of vacuum is controlled in the vacuum chamber 10 under the data on the same interference fringe.
Patent JP-2002261056-A (JP)
Title: Wafer grinding device
Inventor: NAKAMURA YOSHIO
IPC: B24B37/005
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a wafer grinding device capable of moving a holding plate in leaving and entering directions with respect to the recess of an outer frame member smoothly, by keeping the matching state of the centroid of a wafer and the center of rotation when moving the wafer held by a holding plate for grinding it. SOLUTION: The device is provided with the outer frame member 24 where a recessed part 26 for housing a holding plate 10 is formed so that the holding surface 11 of the plate 10 holding a wafer W may oppose the grinding surface of a surface plate, an elastic sheet 38 reinforced by a fabric reinforcing material for hanging the plate 10 biased in the direction of housing it within the part 26, a space part 50 formed between the sheet 38 and the bottom surface of the part 26 to store compressed air for pushing the plate 10 in the direction of the surface plate against the biasing force of the sheet 38, and a plurality of spherical bodies 9 arranged between the outer peripheral surface 10a of the plate 10 and the inner peripheral surface 24a of the part 26 so as to be in point contact with both of the surfaces of the surface 10a and the surface 24a simultaneously.
Patent JP-2002261052-A (JP)
Title: Grinding agent and polishing method
Inventor: UEDA KAZUMASA
IPC: B24B37/00
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a grinding agent and a polishing method using the grinding agent by which a metallic film can be ground at a high speed in the case of manufacturing a semiconductor device. SOLUTION: The grinding agent and the polishing method using the grinding agent characteristically contains chelate resin particles, organic particles and water.
Patent JP-2002261310-A (JP)
Title: Manufacturing method for titanium oxide fine particles, photoelectric conversion element and photocell
Inventor: TSUKAHARA JIRO
IPC: H01M14/00
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of titanium oxide fine particles which are suitable for a photoelectric conversion element and to provide a dye sensitized photoelectric conversion element of superior conversion efficiency and a photocell. SOLUTION: This manufacturing method of the titanium oxide fine particles is provided with the process of heating titanium oxide sol which is in the presence of a specified urea compound, and the method is used for the photoelectric conversion element and the photocell.
Patent JP-2002268121-A (JP)
Title: Power supply circuit of camera
Inventor: OKUMURA YOICHIRO
IPC: G03B15/05
Filed: 2001-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a power supply circuit of a camera in which the occurrence of a malfunction of the total system of a camera is prevented even though the voltage of a battery is severely reduced during charging of a main capacitor for stroboscopic light emitting and the performance of the equipment is stabilized. SOLUTION: A power circuit group of a charging circuit 35, a DC/DC boosting circuit 39, an IFIC 16, a motor driver 17 and composite transistors 55 and 57 or the like is connected to the primary side of a battery power supply. An auxiliary circuit group of an MCPU 11, the IFIC 16, a display IC 30 and a regulator 34 which supplies power to the display IC 30, an MCPU 12 and an amplifying IC 13 is connected to the circuit 39 that becomes a secondary side. The MCPU 11 controls the regulator 34 so that the power supply to prescribed auxiliary circuits among the auxiliary circuit groups connected to the secondary side is shut down in a portion of the interval during the charging operation by the circuit 35 in accordance with the power supply capability of the circuit 39.  Thus, the occurrence of a malfunction of the total system is prevented during a high loading interval such as a charging start and the equipment performance is stabilized.
Patent JP-2002267025-A (JP)
Title: Mechanical seal device
Inventor: TANAKA YASUHISA
IPC: F16J15/34
Filed: 2001-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a mechanical seal device as improvement of a conventional arrangement in which a spring 5 having a strong compression force is installed between seal ring holders 4 and seal ring guides 6 involving such a risk that the seal ring guide 5 hops out of the seal ring holders 4 with the reaction force of the spring 5 when the seal ring guides 6 are to be installed. SOLUTION: The mechanical seal device 10 is composed of a rotary sheet 13 fixed to a rotor 11, a pair of seal rings pinching the rotary sheet 13, a pair of seal ring holders 14 to hold the seal rings, and a resilience giving mechanism 16 to put the seal rings 14 in resilient contact with the rotary sheet 13 through the holders 14, wherein the resilience giving mechanism 16 has a plurality of towing means 16A to tow one holder 14 resiliently from the other 14, and these means 16A are installed on the holders 14 at constant intervals in the circumferential direction.
Patent JP-2001287581-A (JP)
Title: Passenger seat equipped with safety means
Inventor: ROMCA JENS
IPC: B60N2/90
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To form a passenger seat equipped with a safety means capable of reducing a cost for cleaning a passenger cabin of an airplane affecting the time staying on the ground of the airplane and simplifying the handling of the end part of a seat belt by a passenger. SOLUTION: This passenger seat equipped with the safety means actually has a seating part, a back leaning part, and a seat belt arranged in the seat and capable of closing in a range of the pelvis of the passenger by fitting a belt buckle and a seat tongue, each of belt anchors 6, 7 is installed in a range of each of install portions 6, 7 of the seat belt 5 to the seat or a seat pedestal 1, one belt anchor 8 has a seat belt webbing 10 in which the belt tongue 12 is installed, the other belt anchor 9 has the belt buckle 11, and in the no-use state of the belt anchor, it is positioned in a range of the side of the back leaning part 3, and in the operating state, the belt anchor is guided onto the pelvis of the seated passenger.
Patent JP-2002270217-A (JP)
Title: Battery case forming method of control valve type lead acid storage battery
Inventor: KUWANO TORU
IPC: H01M4/22
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To prevent swelling of a battery case 4 at the forming of the battery case in a control valve type lead acid storage battery 1 that uses the battery case made of polypropylene resin. SOLUTION: A plurality of control valve type lead acid storage batteries 1 of nearly rectangular parallelopiped are installed so that one or both of the side faces 2a in the direction that a group of electrode plates are laminated contact each other. And each of the control valve type lead acid storage battery 1 is connected in series and the battery case is formed while it is being decompressed.
Patent JP-2002273025-A (JP)
Title: Medal provided with magnetic material
Inventor: TATAMIYA MASAAKI
IPC: A63F11/00
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To easily perform a medal recovery work for a game machine using medals, preventing the medals from reacting with an unfair medal sensing apparatus. SOLUTION: By using a medal A provided with a magnetic material, a recovery work of medals can be performed using a bar magnet, and hence the work can be easily carried out. Further, the magnetic material is located at the center of the medal so that the medal may not react with the unfair medal sensing apparatus. If these medals are used, a weak point in which a work for recovering conventional non-magnetic medals cannot be easily performed can be overcome. In addition, by providing the magnetic material at the center of the medal, the medal can be used in a game machine using medals.
Patent JP-2002265650-A (JP)
Title: Hard coat film
Inventor: WATABE HIDETOSHI
IPC: G02B1/10
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To obtain a hard coat film satisfying requirements for optical properties such as transparency or optical isotropy in addition to physical properties such as hardness and flexibility. SOLUTION: This hard coat film is obtained by using a cellulose triacetate film prepared by dissolving cellulose triacetate in a solvent without substantially containing dichloromethane and casting the resultant solution into a single layer or co-casting a plurality of cellulose triacetate solutions into a plurality of layers as a transparent support and forming a hard coat layer from a copolymer formed of a monomer capable of forming the hard coat layer having >=2H pencil hardness by polymerization and a monomer capable of forming a layer without cracking with >=10 mm radius of curvature in a mandrel test in the hard coat film provided with the hard coat layer formed on the transparent support.
Patent JP-2002279722-A (JP)
Title: Information recording and reproducing device
Inventor: FUJITA KAZUYA
IPC: H04N5/85
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To improve the reliability of the entire device by providing for a safety function to prohibit recording of information on an optical disk which is not housed in a cartridge. SOLUTION: A disk detecting part 401 discriminates whether a disk loaded onto a tray 101 is the disk itself or a cartridge type medium. When the disk itself is mounted, a system control part 402 prohibits a start of picture recording and displays an instruction on a display part 403 even if a picture recording command is given.
Patent JP-2002233403-A (JP)
Title: Non-skid strap for sole
Inventor: KURIHARA YASUHISA
IPC: A43C15/02
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a non-skid strap for sole which prevents the stumbling and slipping in walking on snow roads and crusts and assures safe walking. SOLUTION: This non-skid strap for the sole C is formed by winding cloth around the portion of broad rubber strap B and adhering the same and is also formed by fitting the side of the strap with reflector plate E.
Patent JP-2002281027-A (JP)
Title: Entity device for authentication system, key updating method and authentication system updating method
Inventor: TOCHIKUBO TAKAYA
IPC: G06F21/60
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To safely and efficiently update an authentication system to be used and a key to be used. SOLUTION: The authentication system comprises a step that a client device 20 transmits a random number r1, a step that a server device 10 enciphers data including the first random number, a random number r2 generated by the server device 10 itself, an authentication system A' to be updated, and a key K' to be updated by using a present key K, and transmits the enciphered data, a step that the client device deciphers the enciphered data by using the present key K, and verifies the deciphered data by using the random umber r1, a step that the client device enciphers and transmits the random number r2 in the deciphered data by using the key K' and the new authentication system A' in the deciphered data when the verified result is correct, a step that the server device deciphers the enciphered data by using the key K', and verifies the deciphered data by using its own random number r2,  and transmits the verified result, and a step that the client device updates the new authentication system A' and the key K' based on the verified result.
Patent JP-2002272717-A (JP)
Title: Radiation photographing apparatus
Inventor: MORITA ATSUSHI
IPC: A61B6/00
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a radiation photographing apparatus in which an imaging apparatus main body can be downsized. SOLUTION: As an electric power source 6 for driving the photographing apparatus main body 2 is fitted on the outside of the photographing apparatus main body 2, it is possible to omit unnecessary power source cords while downsizing of the photographing apparatus main body 2 is attempted and it is thereby possible to constitute the more simplified radiation photographing apparatus.
Patent JP-2002273658-A (JP)
Title: Polisher
Inventor: KISO MASAHIRO
IPC: B24B55/06
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To prevent an operator from inspiring chips, and dispense with a suctioning operation of them using a vacuum cleaner or the like or preclude them from being left not suctioned after a polishing operation, by preventing chips from scattering in the air during polishing. SOLUTION: A polisher 1 has a rotary plate 7 with a polishing surface 8 at the front, mounted on a rotary shaft 6 rotatively driven by a driving means 3. A dust collecting cover 9 is disposed over an outer circumference of the rotary plate 7 with a dust collecting clearance 10 formed in between. The dust collecting cover 9 has a discharge opening 11 at a part. A dust collecting mechanism 13 forms a dust collecting passage 12 between the discharge opening 11 and the dust collecting clearance 10.
Patent JP-2002280657-A (JP)
Title: Die bonding device and method of manufacturing semiconductor device using the same
Inventor: ARAZOE NAOKI
IPC: H01L21/52
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor laser device where a monitor current is not affected by optical output from the rear face of an LD chip. SOLUTION: An LD chip 1 is die-bonded on the vertical face S1 of a stem 3 through a sub-mount 4. A collet 5 is pressed to the LD chip 1 in such a state and light receiving elements 6a and 6b are inserted into the upper part and the lower part of the LD chip 1. Current made to flow to the LD chip 1 through the collet 5 is increased while the intensity of optical output Pf from the front of the LD chip 1 is measured. The intensity of optical output Pr from the rear face when the intensity of the optical output PF from the front becomes an arbitrary value is measured in the light receiving element 6b. An optimum distance from the vertical face S1 of the stem 3 to the end of a PIN chip is decided based on the measured intensity of optical output Pr from the rear face, and the die bonding position of the PIN chip is decided.
Patent JP-2002279259-A (JP)
Title: Sales and inventory management system
Inventor: MURATA YOSHITOSHI
IPC: G06Q30/06
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a sales and inventory management system that can reduce the time and labor for input. SOLUTION: When '2. Order record' is selected on a page for the purpose of a reorder for commodities with an order record, a portable terminal 21 displays a page showing each item of 'Order input' on a display part 21a according to page data from a DB server 31. In the commodity name region on this page, commodity names are displayed with an order record sorted in descending order of the number of orders. Commodities listed in the upper region needs less time and labor (key operation) for selection.