baber/WOPTO huggingface dataset:
Patent JP-2002334713-A (JP)
Title: Fluid leak inspecting method for fuel cell
Inventor: HARADA TOMONARI
IPC: H01M8/04
Filed: 2001-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a fluid leak inspecting method for fuel cells capable of determining from which fluid passage to which fluid passage or from which fluid passage to the exterior a fluid leaks. SOLUTION: According to this fluid leak inspecting method for a fuel cell 10, an inspection fluid, such as gaseous helium, is sequentially injected into fluid passages 27, 28, and 26, for a fuel gas, oxidation gas, and a coolant, respectively, used for the fuel cell 10 and a leak of the inspection fluid is detected each time the inspection fluid is injected into the respective passages. A process for detecting a leak from a hydrogen chamber 27 is divided into a process for detecting a leak into an oxygen chamber 28 and a process for detecting a leak into portions other than the oxygen chamber 28. The process for detecting a leak into the oxygen chamber 28 is carried out prior to the process for detecting a leak into the portions other than the oxygen chamber 28.
Patent JP-2003011539-A (JP)
Title: Mask for solder coating of through hole electrode and solder coating method
Inventor: KATO TATSUYA
IPC: H05K3/34
Filed: 2001-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a mask for the solder coating of a through hole electrode which can prevent the solder from being applied outside the electrode and apply a stable amount of the solder to the electrode. SOLUTION: The mask 10 for solder coating includes a mask main body 12. In the mask main body 12, in a part corresponding to the hole H of the through hole electrode TH, a belt-shaped non-opening part 14 is formed in a part extending in the printing direction from the middle part, and approximately semi-circular opening parts 16 and 16 are formed on both sides of the non- opening part 14.
Patent JP-2003020647-A (JP)
Title: Rotary pile penetrating device
Inventor: IWAMORI HIROMINE
IPC: E02D7/22
Filed: 2001-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a rotary pile penetrating device capable of maintaining a constant clamping force by means of a simple structure for smooth penetrating work without any replacement of a clamping member even when a steel pipe pile to be penetrated is varied or a size of a configuration of the steel pipe pile having an excavation blade at the tip is varied. SOLUTION: This rotary pile penetrating device is provided with a lower ring frame 2 having a lower inner ring 6 arranged on the inner circumference of a lower outer ring 5 via a lower rotary bearing 13, an upper ring frame 1 having an upper inner ring 4 arranged on the inner circumference of an upper outer ring 3 via an upper rotary bearing 12, and a plurality of elevation means 9 between the lower outer ring and the upper outer ring. By means of the elevation means, the upper outer ring in the upper ring frame 1 is journalled freely movably upward/downward, and one end part of each of a plurality of links 14 is arranged freely oscillationally, while in the other end of each of the links 14, the clamping member 16 is arranged freely oscillationally.  When the upper inner ring is lifted/lowered, the clamping member is freely slid on the upper face of the lower inner ring in the radial direction of the steel pipe pile 20.
Patent JP-2003021159-A (JP)
Title: Constant velocity universal joint
Inventor: KOBAYASHI MASAZUMI
IPC: F16D3/227
Filed: 2001-07-05
Abstract: PROBLEM TO BE SOLVED: To suppress a substantial reduction in allowable load torque of an inner ring with a simple means even when a contact ellipse of a ball reaches an axial end of the inner ring, by sliding the ball simultaneously, when the inner ring slides axially. SOLUTION: A constant velocity universal joint axially forms straight track grooves 26 and 7 respectively on an outer circumference of the inner ring 21 and an inner circumference of an outer ring 2 in oppositely inclined relations to the axis, insets the balls 3 in cross portions of both track grooves 26 and 7, and holds the balls 3 by means of a cage 4 arranged between the outer circumference of the inner ring 21 and the inner circumference of the outer ring 2. The outer circumference of the inner ring 21 is inclined for gradual diameter reduction from a cylindrical middle portion 30a to the axial ends 30c, and the axial ends 30c are formed cylindrically.
Patent JP-2003019410-A (JP)
Title: Filter
Inventor: MATSUMOTO KAZUHISA
IPC: B01D39/00
Filed: 2001-07-10
Abstract: PROBLEM TO BE SOLVED: To reduce the pressure loss of a filter remarkably by making a fluid to flow-in from the a nearly whole surface of the filter at a uniform flow rate. SOLUTION: The filter has a discharge port 5 of a passing fluid at one end. The filter is constituted so that the fluid passing resistance at the discharge port 5 side is larger than the fluid passing resistance at another end side.
Patent JP-2003020396-A (JP)
Title: Colored polycarbonate flame-retardant resin composition and its preparation process
Inventor: MIYAMOTO AKIRA
IPC: B29B7/00
Filed: 2001-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a colored polycarbonate flame-retardant resin composition which is excellent in flame retardancy for its thin-walled molded items, melt flowability, impact resistance, low die-contamination, humid-heat resistance, and heat-aging resistance and to provide its preparation process. SOLUTION: This colored polycarbonate flame-retardant resin composition contains (A) 50-95 pt.wt. of an aromatic polycarbonate resin, (B) 50-5 pt.wt. of a rubber-modified styrene resin, (C) 5-30 pt.wt., against 100 pts.wt. of the total of components (A) and (B), of at least one organic phosphorous compound oligomer, (C) 0.05-1 pt.wt. of a fluoro polymer, (E) 0.01-0.5 pt.wt. of a heat stabilizing agent, (F) 0.0001-10 pt.wt. of a coloring agent and (G) not more than 3,000 ppm of the total amount of a lubricant.
Patent JP-2002169135-A (JP)
Title: Cell gap adjusting device, pressure-sealing device and manufacturing method of liquid crystal display device
Inventor: MASUDA KENJI
IPC: G02F1/1333
Filed: 2001-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a sell gap adjusting device with which cell gaps of one or more liquid crystal cells can be exactly and promptly adjusted, a pressure- sealing device, and to provide a manufacturing method of a liquid crystal display device. SOLUTION: The cell gap adjusting device 2 for adjusting the thickness (cell gap) between a pair of substrates, in the liquid crystal cell 1, where a liquid crystal is injected between the pair of substrates is characteristically provided with a supporting means 3 having one or more pairs of support jigs 30 (301a, 301b, 302a-302e) for sandwiching and supporting respective liquid crystal cells and frame shaped seals 32, for sealing which are disposed between the liquid crystal cell and the supporting jigs and whose inner surfaces form closed spaces, together with both outer surfaces of the pair of substrates of the liquid crystal cell and surfaces opposed to the liquid crystal cell 1 of the pair of support jigs and a pressurizing means 50,  for simultaneously pressurizing both the outer surfaces of the pairs of substrates of the liquid crystal cell by the pressure of the fluid introduced into the hermetically sealed space.
Patent JP-2003028558-A (JP)
Title: Self controlling heater apparatus for explosionproof electrical apparatus
Inventor: OGIRI SHUNICHI
IPC: H05B3/14
Filed: 2001-07-17
Abstract: PROBLEM TO BE SOLVED: To realize a self controlling heater apparatus for an explosionproof electrical apparatus wherein even if any accident happens, temperature is prevented from rising beyond the temperature of firing in an explosion atmosphere and electrical spark does not occur. SOLUTION: A self controlling heater apparatus 40 for an explosionproof electrical apparatus is adapted such that, in an explosionproof electrical apparatus used in an explosionproof atmosphere including a portion controlled by heating with a heater apparatus at a predetermined time, the foregoing heater apparatus is constructed as a self controlling heater apparatus, where it prevents the foregoing heating control section from rising in temperature beyond firing temperature of the explosive atmosphere in order to prevent the explosive atmosphere from undergoing induced explosion. A self controlling heater wire 42 comprises two conductor wire conductors 44a, 44b disposed in parallel, to which wires voltage is applied, a self controlling heating resistor 46 which couples the two wire conductors, band shaped and in which its resistance rapidly increases following the temperature rise, and an insulation coating 48 for electrically insulating an outer periphery of the self controlling heating resistor 46. One end of the self controlling heater apparatus is employed as a power supply connection section 60 for electric power application with the other end being electrically insulated with a terminal processing section 54.
Patent JP-2003024984-A (JP)
Title: Biological denitrification method and biological denitrification apparatus
Inventor: YASUI HIDENARI
IPC: C02F3/34
Filed: 2001-07-17
Abstract: PROBLEM TO BE SOLVED: To perform stable and efficient biological denitrification by detecting the lowering of the activity of autotrophic denitrifying microorganisms or the lowering of treatment efficiency in a denitrification tank in its early stages to properly control the inflow amount of raw water containing ammonia nitrogen and nitrous nitrogen, in performing the biological denitrification of the raw water by the action of autotrophic denitrifying microorganisms using ammonia nitrogen as an electron doner and nitrous nitrogen as an electron acceptor. SOLUTION: The concentration of ammonia ions of treated water is measured and the inflow amount of the raw water flowing in a reaction tank 1 is regulated on the basis of the measured value.
Patent JP-2003025528-A (JP)
Title: Decorative sheet
Inventor: OTA TAKESHI
IPC: E04F13/07
Filed: 2001-07-18
Abstract: PROBLEM TO BE SOLVED: To provide a decorative sheet capable of being easily manufactured without using a material having high specific gravity like a finish coating material containing flexible mortar or colored aggregate, relatively light in weight and capable of developing a concrete casting-like design effect. SOLUTION: In the decorative sheet having a substrate layer and a decorative layer, the decorative layer is formed from a paint composition prepared by dispersing monochromatic particles or colored particles having one or more colors in a translucent aqueous dispersing medium. As the translucent aqueous dispersing medium, one capable of forming a film, of which the 4.8 opacifying ratio is 0.05-0.90 in JIS K5660 'glossy synthetic resin emulsion', is desirable.
Patent JP-2003033339-A (JP)
Title: X-ray photographing apparatus
Inventor: URA SHINICHI
IPC: A61B6/00
Filed: 2001-07-19
Abstract: PROBLEM TO BE SOLVED: To provide an X-ray photographing apparatus that can not only make a real time fluoroscopy by a flat-type X-ray detector but also filming according to need. SOLUTION: This apparatus consists of a table 3 to place a person to be examined thereon, a table supporting device 2 having a function that not only inclines the table 3 in an orthogonal direction against the lengthy direction of the table 3 as an axis but also moves it up and down, and an X-ray image photographing device 4 which is provided by keeping a distance from the upper face of the table 3 whereupon the person is placed. Then, the flat-type X-ray detector 12 that irradiates a mass-arrayed X-ray in a flat matrix condition and outputs it by converting into digital signals is supported by an image device supporter 7 on the under surface side of the table 3. At the same time, a means for supporting a film cassette 30 that supports the film cassette 11 is provided to the table 3 side of the flat type X-ray detector 12, thereby allowing the film cassette 11 to be set in the vicinity of the flat-type X-ray detector.
Patent JP-2003051414-A (JP)
Title: Resin mold sealed electromagnetic equipment and method of manufacturing the same
Inventor: NAKAMURA MASAYUKI
IPC: H01F27/30
Filed: 2001-07-19
Abstract: PROBLEM TO BE SOLVED: To maintain the air-gap of a resin mold sealed electromagnetic equipment to be constant, when the resin mold is formed. SOLUTION: An insulating material 12 on which a plurality of insulating protrusions 14 are formed is attached to a part of the outer periphery of a laminated electromagnetic steel sheet, which is an iron core that can be divided. A coil 20, made of a spiral steel sheet, is further attached to the outer periphery of the insulation material 12. At this time, a wire of the coil 20 is attached so as to be engaged between the insulating protrusions 14. Consequently, even if a mold resin is injected into a resin mold die, a resin mold can be formed, while maintaining a uniform distance between the wires, since the coil 20 is positioned and fixed by the insulating protrusions 14 of the insulation material 12. Furthermore, the distance between the wires may be maintained, by inserting bending portion formed by bending an insulation paper such as a folding screen between the coil wires.
Patent JP-2002157860-A (JP)
Title: Recording medium recording computer program, method for transmitting and receiving information
Inventor: TANAKA YOSHIAKI
IPC: G06F9/445
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To reproduce musical pieces divided into groups of one or more musical pieces including an original musical piece and transmitted without complicating the configuration and the operation in the reproduction side. SOLUTION: A data structure having one or more first title groups composed of an audio title including an original musical piece, a second title group which is a second title group composed of an audio title including bonus information and allows an AV title, interactive data for accessing bonus information, and a search pointer which enables a reproducing device to search the audio title in the unit of track, is transmitted through a recording medium or a communication medium. In the reproducing device side, the reproduction of the musical piece of a group in which transmitted interactive data coincides with inputted interactive data, is permitted and reproduced on the basis of transmitted reproduction control information.
Patent JP-2003039998-A (JP)
Title: Lock mechanism used in seat track
Inventor: YOKOTA MASAAKI
IPC: B60N2/08
Filed: 2001-07-27
Abstract: PROBLEM TO BE SOLVED: To lighten the weight of a lock mechanism by forming an anchor rail and a slide rail with a thin metal plate without enlarging while securing the engaging force of a lock tooth row. SOLUTION: This lock mechanism is provided with the lock tooth row 11 and a latch 12. The lock tooth row 11 is formed by cutting out one of a pair of internal flange 34, 34 limiting the groove width of the anchor rail 32 in the longitudinal direction of the rail at prescribed intervals in line to form many lock teeth 13 in which reinforcing flanges 16 protrudes from the edges of tooth spaces 14 of the lock teeth 13 to a back side end face 15. The latch 12 is made to have a small hole train 18 at the end and the hole train 18 is formed of a plurality of small holes 19 in the longitudinal direction of the rail at the prescribed intervals in line, and supported by the slide rail 33 vertically movable and capable of locking and unlocking at proper positions of the lock tooth row 11.
Patent JP-2003045212-A (JP)
Title: Plane illumination device
Inventor: HORIUCHI TOSHIRO
IPC: F21V8/00
Filed: 2001-07-27
Abstract: PROBLEM TO BE SOLVED: To provide a plane illumination device for a front light which can be made small size and in which the image display is easily viewed without having bright lines or a Moire fringe on the light-guiding plate. SOLUTION: The illumination device comprises a light guiding plate 1 formed with micro prisms on the viewing face side, a light introducing plate 2 that is arranged along one side of the outer frame of this light guiding plate 1, and a light source 3 that is arranged opposed to one end side of this light introducing plate 2, and the light source 3 is contained in the outer frame of the light guiding plate 1, and also the direction of the pitch of the waveform of the micro prisms 1a is formed so as to be in acute angle to the optical axis of the light from the light source 3.
Patent JP-2002112351-A (JP)
Title: Radio communication system
Inventor: SERIZAWA MUTSUMI
IPC: H04L12/70
Filed: 2001-07-30
Abstract: PROBLEM TO BE SOLVED: To provide a radio communication system capable of relatively increasing a downlink communication speed more than an uplink communication speed so as to transmit the information through a downlink at a high-speed in a large capacity thereby enhancing the frequency utilization efficiency. SOLUTION: The radio communication system is provided with radio terminals and radio base stations each using a radio wave with each terminal for radio communication. The radio terminal is provided with a 1st transmission means that uses a 1st radio transmission band using a radio wave at a 1st frequency band to make a 1st radio communication with one or more of the base stations and with a 1st reception means that uses a radio wave at a 2nd frequency band higher than the 1st frequency band, uses a 2nd radio transmission band at a higher speed than that of the 1st radio transmission band and makes a 2nd radio communication with one or more of the radio base stations. Any of the radio base stations is provided with a 2nd reception means that uses the 1st radio transmission band to make the 1st radio communication with the radio terminal and any of the radio base station is provided with a 2nd reception means that uses the 2nd radio transmission band to make the 2nd radio communication with the radio terminal.
Patent JP-2003044498-A (JP)
Title: Information processing system
Inventor: NAKAJIMA HIROSHI
IPC: G10L15/00
Filed: 2001-07-31
Abstract: PROBLEM TO BE SOLVED: To easily and surely provide information or service purposed by a user by a search using a language easy to be memorized by a large number of persons. SOLUTION: The user gets a contact to a voice processing server 2 by a portable telephone and speaks a previously disclosed keyword. In the voice processing server 2, a right keyword is registered corresponding to an advertisement ID and when it is judged that the spoken keyword is right, the advertisement ID corresponding to the keyword and the telephone number of the caller are transmitted to an information distributing server 3.  In the information distributing server 3, the resource of the advertisement ID or mail address of each of users is registered and the information distributing server 2 fetches advertisement mail information corresponding to the advertisement ID from a server 4 for advertisement management, specifies the mail address of an information distributing destination put of the telephone number of the caller and performs distributing processing of the advertisement mail information.
Patent JP-2003043322-A (JP)
Title: Optical fiber cable and composite optical fiber wire for overhead earth optical fiber cable
Inventor: NAMEKAWA YOSHIKAZU
IPC: G02B6/44
Filed: 2001-08-02
Abstract: PROBLEM TO BE SOLVED: To provide an optical fiber cable having superior transmission characteristics, even if a swing or a rotation accompanying a vibration is caused, after the cable is installed and to provide a compound optical fiber wire for overhead earth optical fiber cable. SOLUTION: The optical fiber cable 4 is composed of at least one tape type coated optical fiber 11, housed in a spiral groove 6 formed on the peripheral face of a linear spacer 2, and the optical fiber cable is formed with the ratio P/D being 75 to 97, where P is the spiral pitch of the spiral groove 6 and D is the diameter of the layer core of the tape type coated optical fiber 11.
Patent JP-2002114779-A (JP)
Title: Salt of benzimidazole compound and application thereof
Inventor: KAMIYAMA KEIJI
IPC: A61P31/04
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a new salt useful as an excellent antitumor agent. SOLUTION: This salt is a sodium salt, magnesium salt, lithium salt, potassium salt, calcium salt or barium salt of (R)-2-[[[3-methyl-4-(2,2,2- trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole. The pharmaceutical composition contains the salt.
Patent JP-2003052122-A (JP)
Title: Ground current reduction system for transmission cable
Inventor: SUZUKI KOJI
IPC: H02H3/34
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a ground current reduction system for a transmission cable which can compensate a cable charging current in normal state, and reduce the ground current causing electromagnetic induction, when grounding. SOLUTION: Grounding reactors 18 are branched from points between transmission cable breakers 16 and transmission cables 10a-10c via reactor switches 17. Breakers and switches are not provided between the reactor switches 17 and the transmission cables 10a-10c. The three phases of the grounding reactors 18 are connected together, and then the neutral of the grounding reactors 18 is grounded directly. The capacities of the grounding reactors 18 are set sufficiently large, to make delay currents whose current values are equivalent to leading currents, which flow through cable versus ground capacitances 15 of the transmission cables 10a-10c, flowing through the ground-type reactors 18.
Patent JP-2003053457-A (JP)
Title: Method for inspecting seaming zone of can and seaming zone retaining tool
Inventor: SHIBATA HIDEO
IPC: B21D51/30
Filed: 2001-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for inspecting a seaming zone of a can which is capable of making exact inspection by preventing the deformation of the remaining seaming zone by the force to push in the cut segment of the seaming zone and a seaming zone retaining tool. SOLUTION: The method of inspecting the cutting surface of the seaming zone 13 of the can which forms the cut segment 16 held between a pair of slits 14 and 15 by cutting the seaming zone 13 at a prescribed interval, pushing the cut segment 16 inward of the can to form a spacing 17 for inspection and inspecting the cut surface of the seaming zone 13 from the spacing 17 for inspection comprises pushing the cut segment 15 inward of the can into state of retaining the inner periphery of the remaining part of the seaming zone exclusive of the cut segment by the seaming zone remaining tool 1, thereby forming the spacing 17 for inspection.
Patent JP-2003058829-A (JP)
Title: Id card preparation system
Inventor: NOZU TOSHIHITO
IPC: B42D15/10
Filed: 2001-08-16
Abstract: PROBLEM TO BE SOLVED: To provide an ID card preparation system capable of quickly and easily prepare a suitable ID card without changing system constitution even when various kinds of changes such as a change of a version or the like due to the reversion of the sort or system of an ID card such as an employee's card and various kinds of licenses and a change of an ID card or not are generated. SOLUTION: Various kinds of identification information are added to personal information stored in a DB 20a. For instance, information specifying whether an IC card is to be required or not, information indicating the sort (an employee's certificate, a personal history certificate, etc.), of an ID card, version information indicating versions before and after the reversion of a system, etc., are shown as the identification information. The ID card preparation system 100 can quickly, easily and automatically prepare various kinds of ID cards in accordance with various kinds of identification information.