baber/WOPTO huggingface dataset:
Patent JP-2003075648-A (JP)
Title: Light guide plate
Inventor: YAMADA TAKESHI
IPC: C08F212/06
Filed: 2001-09-07
Abstract: PROBLEM TO BE SOLVED: To provide a lightweight light guide plate having low moisture absorption, high strength and high transparency. SOLUTION: The light guide plate is made of a styrene (meth)acrylate copolymer resin which is a styrene (meth)acrylate copolymer consisting of styrene monomers, (meth)acrylate monomers and vinyl monomers copolymerizable with these monomers. In the copolymer, the proportions of the styrene monomers and the (meth)acrylate monomers are 80 to 20 mass% of the styrene monomers and 20 to 80 mass% (meth)acrylate monomers, the weight average molecular weight (Mw) of the styrene (meth)acrylate copolymer ranges from 60,000 to 170,000, the amount of the residual monomers in the styrene (meth)acrylate copolymer is <=3,000 ppm, and the amount of oligomers is <=2 mass%.
Patent JP-2003079244-A (JP)
Title: Grafting method and grafting apparatus
Inventor: NISHIURA YOSHIJI
IPC: A01G1/06
Filed: 2001-09-10
Abstract: PROBLEM TO BE SOLVED: To rapidly carry out cutting operation of a grafting material. SOLUTION: This grafting apparatus comprises forming a scion and a stock by cutting the lower part or the upper part of a nursery stock for grafting, cutting two opposing faces of stem parts in a tapered state in a held state of the stem part of the grafting material composed of either the scion or the stock by a pair of cutting blades 15 and 15 arranged in such a way that the set interval of the blade faces is gradually narrowed, changing the position of the stem part to be cut, cutting the stem part in a tapered state and repeating these operations to form a multiconical projection part for connection on the grafting material, forming a recessed hole having a tapered conical surface on the other scion or stock and inserting the projection part for connection of the grafting material into the recessed hole to attach the lower part of the scion to the upper part of the stock.
Patent JP-2002167342-A (JP)
Title: Method of producing adamantanediols
Inventor: TSUNODA MINORU
IPC: C07B61/00
Filed: 2001-09-10
Abstract: PROBLEM TO BE SOLVED: To provide a method of obtaining with high selectivity and in high yield. adamantanediols from adamantanes. SOLUTION: This method produces adamantanediols by hydroxylation of the adamantanes in the presence of a ruthenium compound and a hypochlorous acid salt in a water/organic solvent binary phase system, and the hypochlorous acid salt concentration in the water phase is held within a specified range during hydroxylation reaction.
Patent JP-2003081603-A (JP)
Title: Hydrogen producing apparatus and power generating system using the same
Inventor: HIGASHIYAMA KAZUHISA
IPC: H01M8/06
Filed: 2001-09-11
Abstract: PROBLEM TO BE SOLVED: To reconcile the reduction of equipment cost and the maintenance and stabilization of precision related to hydrogen production in a power generating system using a hydrogen producing apparatus. SOLUTION: For the stabilization of the reaction, especially for the maintenance of the reaction temperature, the feedback control by a feedback unit 8 is performed for the supply of air (oxygen or oxidizing agent) 1c. Other materials 1a, 1b are supplied by the open-loop control according to the instruction of a flow selection unit 6 which indicates a preset value depending on the required hydrogen production volume. In addition, a continuous flow setting unit 3 capable of setting the flow continuously is employed for the supply of air and the flow control of the other materials 1a, 1b is performed by use of a discrete flow setting units 2a, 2b each of which provides the flow by a discrete valuation by use of an on-off combination of on-off valves.
Patent JP-2003083013-A (JP)
Title: Multiple valve type engine
Inventor: MORI AKIYOSHI
IPC: F02D13/02
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a multiple valve type engine provided with a plurality of suction valves or exhaust valves on each of cylinders capable of reducing a cost and improving durability and reliability of the engine by respectively selecting optimum materials for the suction valve or the exhaust valve. SOLUTION: The multiple valve type engine is provided with a plurality of suction or exhaustion valves 3a, 3b, 4a, 4b for each of the cylinders. With regard to the plurality of valves, the material of the valve different in its state of use from other valves is made different from those of the others so as to suitably meet the state of use.
Patent JP-2003084275-A (JP)
Title: Reflective liquid crystal display device, semitransmissive liquid crystal display device and reflection plate
Inventor: YAMANAKA YASUHIKO
IPC: G02B5/02
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a reflective liquid crystal display device, a semitransmissive liquid crystal display device and a reflection plate with which more excellent reflection properties can be realized and which are manufactured with high yields. SOLUTION: In respective pixels 3, 4, 5 of a reflective liquid crystal display element 300 of the reflective liquid crystal display device, boundary lines 8a, 8b, 8c between projecting and recessing layers 6 and a flat part 7 respectively form closed curves. Furthermore, changes of gradients of respective tangents of the respective boundary lines 8a, 8b, 8c from increase to decrease or from decrease to increase occur twice or more in going around the respective boundary lines 8a, 8b, 8c.
Patent JP-2002206613-A (JP)
Title: Mechanical power converter and plug door system for transport vehicle
Inventor: HEFFNER STEVEN P
IPC: E05F15/14
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a rotary power converter receiving rotary power as an input to supply a plurality of independent power outputs, as one main aspect of this invention. SOLUTION: In this mechanical power converter, receiving rotary power from a rotary power supply source distributed to two independent power output parts, includes a drive screw connectable to the rotary power supply source and a drive nut engaged with the drive screw so as to receive from it drive nut axial force and drive nut torsion, the drive nut axial force is in parallel to the drive screw, the drive nut torsion makes an axis of the drive screw serve as the center. By connecting one of the two independent power outputs to the drive nut so as to receive the drive nut axial force and connecting second one so as to receive the drive nut torsion, power from the rotary power supply source flows in any one or both of the first/second independent power output parts.
Patent JP-2003080958-A (JP)
Title: Upper installation structure for radiator in water- cooled engine in vehicle
Inventor: SATO YOSUKE
IPC: B60K11/04
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To further restrict vertical move of a radiator for a water-cooled engine, and sufficiently absorb collision force when the collision force acts on the radiator for the water-cooled engine from forward. SOLUTION: In this upper installation structure for a radiator in a water- cooled engine in a vehicle, the radiator 20 for the water-cooled engine is disposed at a front part of a car body frame 40, and a first stay 60 is extended from an upper part of the radiator for the water-cooled engine rearward. A tip part 64 of it is installed on a front upper part 42 of the car body frame, and a second stay 70 is extended from the upper part of the radiator for the water-cooled engine sideways downward. A tip part 74 of it is installed on a front side part 45 of the car body frame to be capable of swinging forward and backward. A fragile part 66 which can be deformed when the collision force acts from forward through the radiator for the water-cooled engine to the first stay is provided on the first stay.
Patent JP-2002146452-A (JP)
Title: Gold-free platinum material dispersedly solidified by means of base metal oxide, its poduction method and its use
Inventor: MANHARDT HARALD
IPC: C22C1/10
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To prepare a dispersedly solidified platinum material capable of shortening the time for oxidation treatment as much as possible. SOLUTION: In this gold-free platinum material dispersedly solidified by means of minutely distributed fine grains consisting of base metal oxides, the base metal is Sc of 0.01 to 0.5 mass% or a mixture/alloy of Sc and at least one metal selected from the groups consisting of Zr, Y and Ce in the total content of the base metal by 0.05 to 0.5 mass%.
Patent JP-2003088008-A (JP)
Title: Stator core of rotating electric machine, stator, and rotating electric machine using them
Inventor: OZAKI KEIJI
IPC: H02K1/16
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To sufficiently effectively reduce vibration and noise. SOLUTION: An outside shape of a stator core body 10 is a polygon which has four or more even number of corners and whose respective diagonal sides L1 and L2 have asymmetrical lengths.
Patent JP-2003081460-A (JP)
Title: Sheet feeding device and recording device provided with the same
Inventor: SASAKI TOSHIHIRO
IPC: B65H3/06
Filed: 2001-09-17
Abstract: PROBLEM TO BE SOLVED: To provide a sheet feeding device and a recording device provided with the same capable of returning a sheet against a sheet feeding direction with a simple structure. SOLUTION: A sheet feeding roller 15 is provided above a sheet storing cassette 10 and is retained rotatably on an arm 14 supported rotatably around a fulcrum 14a positioned upstream from the sheet feeding roller 15 in a sheet feeding direction, and under a condition capable of getting close to and part from sheets P stored in the sheet storing cassette 10. The sheet feeding roller 15 gets into contact with an uppermost sheet P1 of sheets P loaded on the sheet feeding cassette 10 by self-weight of the arm 14 and downward rotation force, and is rotated by rotational driving power from a driving power source (not shown in Figure) transmitted via a pulley 16, a belt 17 and a gear 18 in recording an image.  A mechanical timer (not shown in Figure) enabling to transmit driving power from the driving power source with designated time delay is constructed between the pulley 16 and the driving power source which is not shown in Figure.
Patent JP-2003100162-A (JP)
Title: Heat treatment method of oxide superconductive wire
Inventor: MIURA KUNIAKI
IPC: H01B13/00
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To provide a high critical current by preventing swell or crack of a sheath and large bubbles generated in an oxide superconductive substance caused by gas emission from the inside of the sheath in heat-treating an oxide superconductive wire using Bi-2212 particles and by surely orienting the crystal of the Bi-2212 particles. SOLUTION: Firstly the oxide superconductive wire is exposed in a temperature range higher than a temperature for emitting gaseous oxygen from the inside of the sheath in raising temperature and lower than the melting point of the Bi-2212 particles to sufficiently emit gas, thereafter rapidly heated to a temperature higher than the melting point of the Bi-2212 particles at high speed once, thereafter rapidly cooled to a temperature range lower than the solidifying point of the Bi-2212 oxide super conductive particles and higher than a temperature for growing the crystal of the Bi-2212 particles, and cooled to ordinary temperature after the crystal of the Bi-2212 particles is grown and its orientation is aligned in that temperature range.
Patent JP-2003097797-A (JP)
Title: Gas supplying device
Inventor: KOBAYASHI SUSUMU
IPC: F17D3/01
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To provide a gas-supplying device provided with a plurality of material gas cylinder capable of uniformly using gas in each material gas cylinder. SOLUTION: The gas supplying device having a plurality of pressure regulating apparatuses 3, 4 including pressure regulating chambers and inlet piping parts 3a, 4a sending gas from the material gas cylinders 1, 2 to the pressure regulating chambers connected to a flow rate regulating valve 5, is provided with a connecting pipe 8 connecting inlet piping parts 3a, 4a of each pressure regulating apparatuses 3, 4.
Patent JP-2003101699-A (JP)
Title: Image processing apparatus
Inventor: KUMANO TOSHIYA
IPC: G03G21/00
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To provide an image processing apparatus which can display an attractive image when it is started. SOLUTION: When the apparatus is turned on, initialization is conducted (ST21) first and then a timer T is started (ST22). Next, image data for a start image stored in advance in a display image data storage region of a RAM is read out and displayed on a liquid crystal display (ST23). Then, it is determined whether the timer reached time out (ST24). If YES, the screen of the liquid crystal display is switched to a normal stand-by image (ST25). Then, it is determined whether there is no actuation and operation for a specified period of time (ST26). If NO, the normal stand-by image is displayed (ST25), and if YES, the image data for the start image is read out and displayed on the liquid crystal display (ST27). Furthermore, it is determined whether there is any actuation and operation (ST28).  If YES, the normal stand-by image is displayed (ST29), and if NO, the start image is continued to be displayed (ST27 and ST28).
Patent JP-2003097780-A (JP)
Title: Structure and method for attaching terminal metal fitting on spiral tube hose
Inventor: SAKAKIBARA SHOJI
IPC: F16L33/00
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a structure for attaching a terminal metal fitting on a spiral tube hose capable of always securing sufficient seal between the terminal metal fitting and the spiral tube hose. SOLUTION: A metal sleeve 3 integrally having a front-end side annular attachment part 19, a rear end side tubular fixing part 23 and a middle threaded part is prepared. The threaded part of the sleeve 3 is screwed in an exposed spiral tube 9. A nipple 5 is screwed in and fixed on the attachment part 19. The fixing part 23 is caulked to fix the sleeve 3 on the spiral tube hose.
Patent JP-2003103340-A (JP)
Title: Manufacturing method for metallic part
Inventor: NAGAIWA HIROYUKI
IPC: B21J5/06
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a metallic part wherein the metallic part provided with a flange on the opening end and having a deep hole is formed by a series of processes with satisfactory yield and easily. SOLUTION: In the manufacturing method for the metallic part provided with the flange on the opening end of the deep hole bottomed part, a process of inserting a material 5 into a space formed by a first punch 1, an opposing punch disposed at the opposing position to the first punch 1, and a die 2 provided with a flange shape, a process of forming a cup-like intermediate formed body 6 by pushing out the rear side of the material 5 by the first punch 1, and a process wherein the opposing punch 3 is removed, and the end part of the intermediate formed body 6 is pressed by a second punch 4 sliding on the outer face of the first punch 1 and the inner face of the die 2 to form the deep hole part by a throttle part 20 of the die 2, are at least provided.
Patent JP-2003105101-A (JP)
Title: Electric heating weld material and welding method using the weld material
Inventor: TAMATSUKURI KAZUO
IPC: B29C65/34
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide an electric heating weld material having good workability, which can easily and surely be welded. SOLUTION: The electric heating weld material comprises inserting and electric heating wire 2 as the wire is laid into a base resin 3 comprising a thermoplastic resin, and arranging terminals 4 comprising another resin or its resin composition to unitarily constitute so that end parts 31 and 32 of the base resin 3 and the other end parts 21 and 22 of the electric heating wire 2 are connected.
Patent JP-2003107354-A (JP)
Title: Image formation optical system and exposure device
Inventor: KOMATSUDA HIDEKI
IPC: G02B17/00
Filed: 2001-10-01
Abstract: PROBLEM TO BE SOLVED: To provide an image formation optical system which has the number of apertures with a sufficient size, also satisfactorily undergoes aberration correction, secures a conjugate relation between an incident pupil of an illumination system and an incident pupil of a projection optical system and has an easy configuration, and to provide an exposure device. SOLUTION: The image formation optical system for forming an image of an object arranged on a first surface on a second surface has an incident pupil located at an opposite side from the image formation optical system with respect to the first surface. In this configuration, the second surface side is configured so as to be substantially telecentric. In the image formation optical system, the entire reflection surfaces constituting the image formation optical system are arranged in space from the first surface to the second surface, and the image formation optical system has at least one position conjugate with the first surface in an optical path from the first surface to the second surface.
Patent JP-2003106009-A (JP)
Title: Seismically isolated structure
Inventor: OTA KAZUYA
IPC: E02D27/12
Filed: 2001-10-02
Abstract: PROBLEM TO BE SOLVED: To realize an effective seismically isolated structure even to a pile bearing structure. SOLUTION: The column base section 2a of a soft column composed of a high yield-point steel material and having high rigidity and high elasticity is extended downwards and inserted loosely into an air gap section 7 ensured at the pile head section of a bearing pile and can be displaced in the horizontal direction, using a column borne to the bearing pipe 1 and installed to a first floor section as the soft column 2, and a damping means 11 damping the horizontal vibrations of the soft column is set up. The inside of the air gap section is filled with a viscous body as the damping means damping horizontal vibrations in the air gap section of the column base section of the soft column.  A deformation control member preventing the buckling of the column base section by controlling excess deformation, permitting the horizontal vibrations of the column base section of the soft column in the air gap section is mounted in the air gap section. The mutual pile head sections of each bearing pile are connected integrally by earthen-floor concrete 15 or a slab 16 secured on a ground surface section, and the pile head sections of each bearing pile are behaved integrally in the horizontal direction.
Patent JP-2002161092-A (JP)
Title: Intermediate for imidazole derivative having farnesyltransferase inhibitory activity
Inventor: LEE HYUN IL
IPC: A61K31/425
Filed: 2001-10-03
Abstract: PROBLEM TO BE SOLVED: To provide a compound having a structural character modeling after the transition state of farnesyltransferase catalytic reaction, thus inhibiting farnesyltransferase activity. SOLUTION: This compound is a new imidazole derivative having the inhibitory activity against farnesyltransferase and shown by the formula 1 (wherein, A is H, a 3-7C cycloalkyl or the like; Y is a group having a structure of formula 3; X is O or S; B is H, OH or the like; C is H or a lower alkyl; and D is an amino acid residue or the like) or a pharmaceutically acceptable salt or isomer thereof. The 2nd objective method for producing the compound of formula 1 and the 3rd objective method for producing an intermediate to be used in the production of the above compound are also provided respectively. The compound of formula 1 is highly effective for cancer and atherosclerosis, being administrable as an injection or oral preparation.
Patent JP-2003115851-A (JP)
Title: Method and device for controlling wireless network
Inventor: HORISAWA SHINGO
IPC: H04W88/02
Filed: 2001-10-03
Abstract: PROBLEM TO BE SOLVED: To suppress interference of the same channel on a wireless network, to increase a number of simultaneous communications in comparison with the conventional case and to increase a communication information quantity. SOLUTION: In the wireless network for performing packet communication between respective radio stations, on the basis of a signal from the adjacent radio station containing the measured value of a signal-to-interference-noise radio (SINR) when each of adjacent radio station receives a signal from the present station, the SINR watched from each of adjacent radio station for each azimuth within a horizontal plane with the present station as a center is found, the maximum SINR is selected for each adjacent radio station and defines it as a degree of affinity with each adjacent radio station, an adjacent link state table containing the relevant degree of affinity and the azimuth corresponding thereto is generated and on the basis of this table, radio communication is performed with the adjacent radio station of an opposite party.  Besides, an under-communication table containing an azimuth for each adjacent radio station under radio communication with the other radio station is generated and on the basis of this table, a radio signal is transmitted by using an exclusive radiation pattern for turning a null point to the azimuth of the adjacent radio station under radio communication with the other radio station.
Patent JP-2003117744-A (JP)
Title: Machine tool
Inventor: ITO YOSHITERU
IPC: B23B21/00
Filed: 2001-10-04
Abstract: PROBLEM TO BE SOLVED: To machine a workpiece with high accuracy by preventing the relative position fluctuation of a cutting tool and the workpiece caused by the room temperature change of working environment of a machine tool and the use of a coolant. SOLUTION: This machine tool comprises a chuck 3 for gripping the workpiece; a spindle 2 for rotating the chuck 3; a cutting tool 4 for machining the workpiece 1; a tool rest 5 for mounting the cutting tool 4; a measuring means 6 for positioning the cutting tool 4; a slider 9 for integrally connecting the tool rest 5 and the measuring means 6; and a driving means for driving the slider 9. At least a part of each of the slider 9, tool rest 5 and measuring means 6 is formed of material with a low coefficient of linear expansion.
Patent JP-2003123462-A (JP)
Title: Magnetic memory device
Inventor: SHIRAI EIJI
IPC: G11C11/15
Filed: 2001-10-05
Abstract: PROBLEM TO BE SOLVED: To suppress an overshoot occurring to a current flowing through write lines and bit lines at the time of writing data. SOLUTION: When writing data in magneto-resistance element M11-M33, the data are written after sweeping out electric charges charged in the parasitic capacitance 20 by turning ON any of the switch elements ϕWWL11-ϕWWL32 to make a current flow through any of the write lines WWL1 WWL3, and sweeping out electric charges charged in the parasitic capacitance 30 by turning ON any of the switch elements ϕBL1-ϕBL3 to make a current flow through any of the bit lines BL1-BL3. This operation of sweeping the electric charges out of the parasitic capacitances C20, C30 is performed only at the time of writing the data in each magneto-resistance element, or only at the time of the first writing after a predetermined time has passed after all of the switch elements ϕWWL11-ϕWWL32, ϕBL1-ϕBL3 are turned off.