baber/WOPTO huggingface dataset:
Patent JP-2002224022-A (JP)
Title: Endoscope
Inventor: HATORI TSURUO
IPC: A61B1/00
Filed: 2001-02-07
Abstract: PROBLEM TO BE SOLVED: To provide an endoscope for securing a perfusion quantity of liquid while restraining an outer diameter of an inserting part, reducing curving potency of a curved part, and improving operability. SOLUTION: This endoscope has on the tip side the curved part 5 curving only in the opposing two directions, and inserts a built-in material including a channel tube 9 into the inserting part 2 having a soft part 6 on the base end side of this curved part 5, and is characterized by forming the channel tube 9 in at least the curved part 5 in a noncircular shape having a small diameter in the curving direction.
Patent JP-2002237018-A (JP)
Title: Suspension and head gimbals assembly
Inventor: SHIRAISHI KAZUMASA
IPC: G11B21/21
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a suspension capable of more effectively radiating heat from an IC chip, and an HGA. SOLUTION: The suspension is provided with a magnetic head slider having at least one thin-film magnetic head element, an elastic stainless steel flexure having the magnetic head slider secured thereto, a stainless steel load beam for supporting the flexure and applying a specified load to the magnetic head slider, an IC chip having a circuit mounted thereon for the thin-film magnetic head element, a wiring member directly formed on the flexure to mount the IC chip thereon, and a high thermal conductivity member having thermal conductivity higher than that of stainless steel, which is secured to the backside of the flexure in an area including at least the portion where the IC chip is mounted. The load beam has a through-hole, and the high thermal conductivity member is inserted into the through-hole.
Patent JP-2002241860-A (JP)
Title: Method of refining metal
Inventor: KOBAYASHI SEIJI
IPC: C22B9/22
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To improve the refining efficiency of a metal by re-crystallization. SOLUTION: A molten metal 2 is solidified from one direction by arranging a conductor coil 4 on the outer peripheral part of a vessel 11 housing the molten metal 2 and cooling the lower end part of the vessel while passing AC current through the conductor coil 4. The molten metal 2 is stirred with electromagnetic induction by passing AC current through the conductor coil 4 at the time of progressing the re-crystallization to suppress the increasing rate of impurity concentration, which is generated on solid/liquid boundary surface, and as a result, the solidifying rate is increased and high purity metal is manufactured with high efficiency.
Patent JP-2002237111-A (JP)
Title: Magnetic recording and reproducing device
Inventor: KAWABATA TOMOMIKI
IPC: G11B15/02
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic recording and reproducing device permitting to realize downsizing and reliability improvement of the device. SOLUTION: When counter electromotive force is generated by the three driving coils 36A of a drum motor 36, the counter electromotive force is rectified by a rectifier circuit 44. When a power source voltage VCC is in a normal state, a voltage detection control circuit 50 operates by receiving the power source voltage VCC via a diode 48, and when the power source voltage VCC is in an OFF state, the circuit operates by receiving the power rectified by the rectifier circuit 44 from the source of an FET 46. The voltage detection control circuit 50 applies a signal for ON-operating the FET 46 to a gate of the FET 46 when the power source voltage VCC drops to a prescribed value or lower, and also inputs a control signal S1 to a plunger driving circuit 52.
Patent JP-2002241193-A (JP)
Title: Window material, optical window and method for producing the window material
Inventor: YAMAMOTO YOSHIYUKI
IPC: G02B1/00
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a window material and an optical window having improved light transmittance while maintaining excellent thermal conductivity and durability peculiar to diamond, and to provide a method for producing the window material. SOLUTION: In the light transmitting window material 10 having a plate-like substrate 12 made of diamond, a plurality of diamond projected parts 16 formed according to a prescribed rule are formed integrally with the substrate 12.
Patent JP-2002246068-A (JP)
Title: Nonaqueous secondary cell
Inventor: KATO SHIRO
IPC: H01M10/0525
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a nonaqueous secondary cell having a flat shape, a thickness less than 12 mm, a large capacity of 30 Wh or larger, and volume energy density of 180 Wh/l, realizing high weight energy density, and provided with a cell vessel which is light in weight and having sufficient strength. SOLUTION: This nonaqueous secondary cell stores a positive electrode, a negative electrode, a separator, and nonaqueous electrolyte, containing lithium salt in a cell vessel and has flat shape, and if has a thickness of less than 12 mm, energy capacity of 30 Wh or larger and volume energy density of 180 Wh/l or larger. The cell vessel has a metal plate, having a thickness of 0.1 mm or more and a resin layer provided on at least a face on one side of the metal plate, and is provided with a part made of a metal-resin laminate plate having a thickness of lamination of less than 1 mm as the main constituent member, and the pressure in the cell vessel is lower than the atmospheric pressure.
Patent JP-2002242186-A (JP)
Title: Bank structure constructing method
Inventor: NAGAOKA SHINGEN
IPC: E02D17/18
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a bank structure constructing method which employs a small amount of earth excavated from a mountain area, and makes full use of coal ashes and burnout ashes as banking materials, to thereby contribute to prevention of natural environmental destruction. SOLUTION: The bank structure constructing method is comprised of the following steps (A) to (D). In the step (A), a foundation block 1 is driven, and a lower bed of a wall panel connecting member 2 is fixed to the foundation. In the step (B), the connecting member 2 is penetrated through the wall panels 3 each having a vertical through hole, and the connecting member is tied to an upper portion of the wall panel 3, to thereby pile up the wall panels 3. In the step (C), shearing preventive bolts 7 are driven to a slope surface S on a rear side of the natural ground.  In the step (D), coal ashes or burnout ashes, a hardener, a foaming agent, and water are mixed with each other to obtain the superplasticized banking material 4b having a specific gravity of 1 or less, which is then filled in a space between the wall panels and the slope ground, and then a crack preventive material 6 is laid on the surface of the superplasticized banking material 4b. Further, the above steps (B) to (D) are repeatedly carried out until the bank structure A has a predetermined height.
Patent JP-2002245381-A (JP)
Title: Vehicle allocation system, vehicle allocation method and vehicle allocation program
Inventor: TSURUMI HIDEAKI
IPC: G06Q20/02
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To surely make a payment at ease at the time of utilizing a taxi. SOLUTION: A customer A loads an IC card 3 on a customer terminal 2, accesses a transaction server 9 through a network 4 and receives the report of the deposit balance. Also, the electronic money of a desired amount is received from the transaction server 9 and filled in the IC card 3. Thus, the electronic money of a required amount within the range of the deposit balance is obtained. Therefore, customer A does not need to worry about a payment amount after getting on the taxi D until arriving at a destination for instance.
Patent JP-2002242039-A (JP)
Title: Method for producing thick-and-thin yarn
Inventor: YOSHIMOTO MASATO
IPC: D02J1/22
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a thick-and-thin yarn with its pattern being random and having natural feeling and clear-cut contrast, and having sufficient puffiness. SOLUTION: This thick-and-thin yarn is produced by melting a thermoplastic polymer, extruding the molten polymer through a plurality of issue nozzles and cooling and solidifying the molten polymer into undrawn filament groups (A) and (B), which are then drawn and heat-set, wherein the spinning draft for the undrawn filament group (A) is set at >=5,000.
Patent JP-2002245489-A (JP)
Title: Device and program for virtual reality reproduction
Inventor: NAGAHAMA TATSURO
IPC: A63F13/812
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To perform progressive control for reproducing intuitive operation of an object image to be reproduced by using analog input equipment. SOLUTION: The virtual reality reproducing device 10 is equipped with the analog input equipment 11 which inputs the displacement of an operation part, e.g. displacement from a reference point to an input operation position, a display device 12 which displays game object images, an arithmetic processor 13, etc., which controls the progress of a game, and the arithmetic processor 13 stores operation images wherein a series of operations of the game object images are subdivided by fine times in a storage means and performs the progressive control over the game so that the operation images are reproduced on the display device 12 while made to correspond to the displacement of the analog input equipment 11.
Patent JP-2002247720-A (JP)
Title: System interconnection apparatus
Inventor: SHIMIZU SHUNICHI
IPC: H02J3/04
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a system interconnection apparatus which enables the reduction of an installation space, and easily copes with a fault. SOLUTION: There are arranged a line lead-in unit UL1 for housing a means for leading-in a line for a first system in a container together with insulating gas, an AC reactor unit UAL for housing an AC reactor in the container together with an insulating medium, a main switching unit Um for housing circuit breakers, disconnectors, etc., in the container together with the insulating gas, a rectifying circuit unit Ur for housing a single-phase rectifying bridge circuit in the container together with the insulating medium, a DC reactor unit UDL for housing a DC reactor in the container together with the insulating medium, and a line lead-in unit UL2 for housing a means for leading-in a line for a second system in the container together with the insulating gas side by side in the transverse direction, and are mutually connected with gas-insulated conduit line conductors B1-B7.
Patent JP-2002242987-A (JP)
Title: Vibration control device
Inventor: SUGAWARA MITSUAKI
IPC: F04B39/00
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To tune frequency of vibration of a vibration control device to a frequency of a vibration of a vibration generation device even if the frequency of vibration of the vibration generation device varies and to make a manufactur ing cost low. SOLUTION: A mass body 25 is divided into a divided mass body 3 and a divided mass body 34. The divided mass body 34 is provided on a base 8 through a spring 36. An arm 31 is rotatably supported at one end thereof by a rotational support part 32 of the base 8 and the divided mass body 34 is attached to another end of the arm 31. The divided mass body 33 is attached on the arm 31 movably in a longitudinal direction on the divided mass body 34. A position adjustment means 37 for adjusting a position of the divided mass body 33 in a longitudinal direction of the arm 31 is provided. A vibration detector 38 detecting vibration of the base 8 is provided. A vibration detector 39 detecting vibration of the divided mass body 34 is provided. A phase detector 40 detecting phase of vibration detected by the vibration detectors 38, 39 is provided.  A control device 41 controlling the position adjustment means 37 according to output of the phase detector 40 is provided.
Patent JP-2002246830-A (JP)
Title: Antenna system and non-contact ic card reader/writer device
Inventor: KURODA MASATAKA
IPC: B42D15/10
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To realize stable long distance communication at the time of performing long distance communication by enlarging the outer dimension of an antenna, and lengthening a communication validating distance between a card reader and an IC card. SOLUTION: An antenna substrate 14A of a card reader 1 is provided with a first antenna coil L1A formed like a loop with a central point O as a center for generating a magnetic field based on power supply and a second antenna coil L1B formed like a loop with the central point O as a center whose one edge is connected to one edge of the first antenna coil L1A for generating a magnetic field in the same direction as that of the magnetic field generating direction of the first antenna coil L1A based on power supply while the outer dimension is made smaller than that of the first antenna coil L1A.
Patent JP-2002239612-A (JP)
Title: Method of manufacturing seamless tube
Inventor: ARIIZUMI TAKASHI
IPC: B21B19/08
Filed: 2001-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a seamless tube made of high-alloy steel being a heavy-load material at a low cost with a manufacturing line for seamless tubes using an inclined piercing mill. SOLUTION: In the seamless tube manufacturing line having a heating furnace and the inclined piercing mill, after a base stock is machined into the shape of a hollow tube stock before charging it into the heating furnace and the base stock having the shape of the hollow tube stock is heated in the heating furnace so as not to exceed the zero-ductility temperature of the base stock, elongation rolling (expansion, thickness reduction, elongation) is performed with the inclined piercing mill.
Patent JP-2002250787-A (JP)
Title: Control rod for boiling water reactor
Inventor: NAKAYAMA MICHIO
IPC: G21C7/113
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a control rod for a boiling water reactor which is provided with a roller for guide and can maintain the sliding function by the roller for guide, improve the corrosion environment in the gap of the roller for guide and suppress the generation of stress-corrosion cracking. SOLUTION: At least one of handle of control rod, a lower support plate or a fall velocity limitter is provide with a roller for guide (slid structure) and a space for causing water flow in the gap between a pin and a pinhole of the roller for guide is provided near the gap.
Patent JP-2002252433-A (JP)
Title: Ceramic circuit board and its manufacturing method
Inventor: OGAWA YUJI
IPC: H05K1/03
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To eliminate the defect of a conventional method of manufacturing a ceramic circuit board that a forcible application of a load to the board or polishing thereof for concavely warping its surface in order to prevent its crack, the circuit board when is soldered to a base board and is cramped to a radiating fin, takes a number of man-hours. SOLUTION: The ceramic circuit board is composed of a ceramic board, a metal circuit board which is joined to one surface of the ceramic board, and a metal plate which is joined to the other surface of the ceramic board. The volume of the metal circuit board joined to one surface is different from that of the metal plate joined to the other surface, and the ceramic circuit board is warped in the direction and by an amount corresponding to the difference in the volume. A power module is formed by using the ceramic circuit board.
Patent JP-2002252025-A (JP)
Title: Nickel/hydrogen secondary battery
Inventor: ASANO MASAKI
IPC: H01M4/80
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a nickel/hydrogen secondary battery, which is suitable for having high capacity, has high production yield by preventing poor insertion of a spiral electrode group, and secures stabilized quality by preventing a poor short circuit and shortage of an electrode mixture agent. SOLUTION: At a beginning end part of winding of the spiral electrode group 5 contained in a sealed battery can with alkali electrolytic solution, has a structure where a beginning end part of winding 4a of the negative- electrode sheet 4 is arranged inside of a folded part 3a of the separator 3 folded in 2 sheets, and the beginning end part of winding 2a of the positive-electrode sheet 2 is arranged at the winding center 5B side of the spiral electrode group 5, which is near the folded part 3a. Preferably, a collector substrate of the positive-electrode sheet 2 consists of a sintered metal fine particles sheet formed by the powder rolling method, and has two or more openings. Further, the circumference edge parts of the openings, which adjoins mutually, form shorn parts, which project to opposite directions mutually.
Patent JP-2002248880-A (JP)
Title: Apparatus and method for turning over page
Inventor: MOCHIZUKI AKIRA
IPC: B42D9/04
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To solve the problem that a page changing miss might occur due to an increase in a sheet deforming resistance by an initial deformation of a book in an apparatus for turning over a page to execute the page changing by a reaction of a deformation of a rubber having a hollow structure of a page changing means. SOLUTION: The apparatus for turning over the page comprises a rugged part provided on a conveying passage 4. Thus, when the page is changed, the book can be set to a primarily deforming mode by a page changing roller 1. As a result, a page changing miss is eliminated in the book, and a conveying jam brought about by the miss can be obviated.
Patent JP-2002182412-A (JP)
Title: Method for producing organic photoconductive material, dispersion liquid for electrophotographic photoreceptor, electrophotographic photoreceptor, electrophotographic method, electrophotographic device and process cartridge for electrophotographic device
Inventor: NIIMI TATSUYA
IPC: C08K5/13
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a stable photoconductive material which does not lower its electrification ability even after repeated use without losing high sensitivity, to provide a dispersion liquid which makes the best use of the characteristics of the photoconductive material, to provide a stable electrophotographic photoreceptor which does not lower its electrification ability even after repeated use without losing high sensitivity and to provide an electrophotographic method forming few abnormal images even after repeated use and capable of giving a stable image, an electrophotographic device and a process cartridge for the device. SOLUTION: In the method for producing titanyl phthalocyanine in which amorphous titanyl phthalocyanine having the highest diffraction peak at 7.0-7.5 deg. as a diffraction peak (±0.2 deg.) of Bragg angle 2θ to characteristic X-rays (1.514 Å wavelength) of CuKα is subjected to crystal transformation with an organic solvent in the presence of water, an antioxidant is contained in the organic solvent.
Patent JP-2002248726-A (JP)
Title: Laminated polyester film
Inventor: KOSUGE MASAHIKO
IPC: G11B5/73
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a laminated polyester film having excellent blocking resistance, flatness, windability and processing suitability and having excellent electromagnetic conversion characteristics when formed as a metal vapor-deposited thin film type magnetic recording medium. SOLUTION: The laminated polyester film comprises a polyester layer A containing inert particles A, and a polyester layer B laminated on one side surface of the layer A, having an intrinsic viscosity of the polymer of 0.55 or more and an end carboxyl group concentration of 36 eq/10<6> g or more and containing inert particles B of 0.001 to 1 wt% and having a mean particle size of 50 to 1,000 nm larger than that of the layer A.
Patent JP-2002258238-A (JP)
Title: Liquid crystal projector
Inventor: OFUNA KENJI
IPC: G02F1/13
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal projector detecting partial rise in temperature to permit drive voltage control of a cooling fan when an internal temperature of the liquid crystal projector partially rises. SOLUTION: The liquid crystal projector is provided with plural temperature sensors for detecting the internal temperature of the liquid crystal projector, and a fan control circuit controlling drive voltage of the cooling fan based on the temperature detected by each temperature sensor. The fan control circuit contains a means calculating a ratio of the detected temperature to the temperature range defined depending on an installed position of each temperature sensor based on both the detected temperature and the temperature range for each sensor, and a means controlling drive voltage of the cooling fan based on the maximum value among those calculated ratios of the detected temperature to the temperature range for each sensor.
Patent JP-2002261373-A (JP)
Title: Package for storing optical semiconductor element and optical semiconductor device
Inventor: KAWABATA KAZUHIRO
IPC: H01L23/06
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To dissipate heat generated from an optical semiconductor element efficiently to the outside and to secure an optical semiconductor package rigidly to an external electric circuit board by means of screws. SOLUTION: A substantially square base 1 has a part 1a, for mounting an optical semiconductor element 2 on the upper surface, and screw fixing parts 1b, in the form of a through hole or a cut, on the opposite side. On the upper and lower surfaces of a base material 1c, which is composed of a metal carbon complex comprising unilateral carbon fibers 1c-A impregnated with copper and/or silver 1c-B and is arrange in the thickness direction, a metal layer 1d comprising an adhesive layer 1d-A of chromium-iron alloy, an intermediate layer 1d-B of copper and a surface layer 1d-C of molybdenum is formed sequentially from the base material 1c side.
Patent JP-2002259507-A (JP)
Title: Output monitor for solar power generating equipment
Inventor: TOYAMA KOJI
IPC: G06Q50/06
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To provide an output monitor capable of transmitting main data of solar power generating equipment via E-mails over Internet and grasping an operating situation from distance. SOLUTION: In an output monitor for solar power generating equipment coordinating systematically with commercial AC power source with controlling generated electric power by an output controller, an E-mail transmitting means to transmit power generating data as an E-mail via Internet from an output control apparatus to a predetermined address and an E-mail receiving means to receive and display the E-mail by a PHS(personal handyphone system) or a cellular phone are equipped, so that the power generating data can be grasped at a distance. The E-mail is characterized by being transmitted corresponding to a data requesting E-mail sent from a mobile communication means such as the PHS or the cellular phone.  The power generating data is characterized by being as a data acquiring time, momentary maximum generated electric power, integral generated electric power, an equivalent money amount of an inverse current power amount, a reduced amount of carbon dioxide gas compared with thermal power generating and the like.