baber/WOPTO huggingface dataset:
Patent JP-2001242716-A (JP)
Title: Liquid electrophotographic device
Inventor: NISHIKAWA HIROSHI
IPC: G03G15/10
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To efficiently perform operating sequence including cleaning performed until the standby state of a developing device in a process in which the printing operation of a tandem type liquid electrophotographic device is shifted to he standby state. SOLUTION: The developing device is provided with a squeezing roller 6 for removing the remaining liquid developer of an image on a photoreceptor belt 2 and forming the film of the developer. The developing device is moved so that the state of the roller 6 may be a state where it press-contacts with the belt 2 from a state where it is separated from the belt 2 in order to transfer the remaining liquid developer to the belt 2 which is advancing after removing the liquid developer adhering to the roller 6 at the time of finishing image- forming. Such movement is successively performed from the developing device on a downstream side in the advancing direction of the belt 2. The developing device is retracted so that the roller 6 may be separated from the belt 2 after performing work to transfer the remaining liquid developer to the belt 2.  Then, the developing device on the downstream side is successively retracted before the staining of the liquid developer transferred to the belt 2 from the roller 6 of the developing device on an upstream side reaches.
Patent JP-2001239327-A (JP)
Title: Drawing method and its drawing die
Inventor: UMEHARA HARUO
IPC: B21D22/02
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a drawing method in which there are no scratches due to a roughed outer peripheral surface of a drawn metal plate and there is also no stack of plating layer peeled off from the metal plate to a drawing die, when drawing a corner portion and an edged line portion of a box-like body at a targeted radius R, in the case of drawing a metal plate to the box-like body, and its drawing die. SOLUTION: In a first process, the metal plate 16 is drawn to the box-like body at a radius R (namely, R>=3t) which is equal to and more than three times of the thickness t of the metal plate 16, and which is also practical for drawing. In a second process, an outer peripheral surface 20 of the box-like body drawn in the first process is pounded by a V-shaped punch 17 so that the drawn R (R>=3t) is decreased to meet the targeted R of an end product.
Patent JP-2001240408-A (JP)
Title: Microsphere of silicon carbide and its manufacturing method
Inventor: KANAI KENICHI
IPC: C04B35/626
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a microsphere of silicon carbide not coagulating as a single sphere and having an excellent sphericity and a high purity and its manufacturing method. SOLUTION: The average particle diameter of the microsphere of silicon carbide is 1-500 μm, the relative density to the theoretical density is 95% or more, the sphericity is 1.0-1.3. A glass-state carbon sphere of which the average particle diameter is 1-500 μm and the sphericity is 1.0-1.2, is silicificated by being in contact with SiO gas at 1,750-1,900 deg.C to obtain the objective microphere of silicon carbide.
Patent JP-2001248291-A (JP)
Title: Floor material
Inventor: ENDO TETSUO
IPC: C08K7/02
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To solve a problem of being incapable of imparting electromagnetic shielding performance to an existing deck plate or skeleton, i.e., a problem of undertaking destruction of the existing deck plate or skeleton and construction of new ones, to thereby make it impossible to reuse and redesign the existing deck plate or skeleton, to overcome a fear of damaging an electromagnetic shielding surface during work when metallic foil, conductive non-woven fabrics, and woven fabrics, for instance, are bedded on a floor substrate to form the electromagnetic shielding surface and then a floor internal finishing is carried out and to solve a problem of too long construction period and too much labor required for the floor internal finishing. SOLUTION: The floor covering material is formed by mixing conductive wires 3 and a conductive powder material 4 in a synthetic resin floor covering material.
Patent JP-2001246747-A (JP)
Title: Ink-jet head
Inventor: SAKATA AKIHITO
IPC: B41J2/045
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide an ink-jet head which can more correctly detect a temperature and can hold a stable printing quality. SOLUTION: In this ink-jet head for discharging ink filled in an ink channel 18 formed to a substrate from a nozzle opening 25, there are set a plurality of thermistors 33 connected in series.
Patent JP-2001251647-A (JP)
Title: Stereoscopic image information processing unit
Inventor: IZEKI DAISUKE
IPC: G06F3/048
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a stereoscopic image information processing unit that can retrieve information by using a stereoscopic object as a keyword for information retrieval. SOLUTION: The stereoscopic image information processing unit 10 is connected to a stereoscopic image generation provider 200 via a communication channel. The stereoscopic image information processing unit 10 is provided with a stereoscopic camera 100 that can photograph an object at a plurality of angles and a storage device 80 that is provided with various retrieval files so as to retrieve multi-use information by using stereoscopic image data for a retrieval key. The stereoscopic image generation provider 200 receives an image photographed by the stereoscopic camera 100 from the stereoscopic image information processing unit 10 to generate the stereoscopic image data and can transmit the generated stereoscopic image data to the stereoscopic image information processing unit 10.
Patent JP-2001256598-A (JP)
Title: System for notifying dangerous place
Inventor: TAMURA KAZUYA
IPC: G08G1/09
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a dangerous place notifying system capable of performing alarm corresponding to the travel situation of a vehicle and the situation outside the vehicle. SOLUTION: A portable telephone 8 transmits vehicle information transferred from a navigation ECU 1 to server 40. A control unit 41 calculates a traveling direction from the difference of the current location on the basis of the vehicle information transmitted from the telephone 8. A detecting part 45 extracts accident information existing in the traveling direction of the vehicle calculated by the unit 41 from an accident information storing part 46. The unit 41 compares a vehicle speed at a time when the accident included in the accident information takes place with a vehicle speed at a time when the vehicle arrives at the location shown by accident location data calculated by an operating part 44, and transmits an alarm instruction by a communicating part 42 when the calculated vehicle speed is equal to or faster than the vehicle speed when the accident occurs.  When the telephone 8 receives the alarm instruction, the ECU 1 issues an alarm to a driver.
Patent JP-2001257378-A (JP)
Title: Light-emitting element array and manufacturing method therefor
Inventor: PABLO BACCALO
IPC: H01L33/08
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a light-emitting element array, whose density and luminance can be made high and which can easily and inexpensively be manufac tured with simple processes, and to provide its manufacturing method. SOLUTION: A GaAs substrate 1 has a step, constituted of flat parts 1a and 1c having surface-direction (311) A surfaces and an inclination part 1b, having a surface-direction (100) A surfaces. A plurality of LEDs 100 are installed in a row along an inclination part 1b. In the respective LEDs 100, GaAs layers, doped with Si being amphoteric impurity, is formed on the flat parts 1a and 1c and the inclination part 1b by epitaxial growth. Thus, a p-type active layer 2a, formed of p-type GaAs is formed on the flat parts 1a and 1c and an n-type active layer 2b formed of n-type GaAs, is formed on the inclination part 1b. A p-type electrode 3 is formed on the p-type active layer 2a, and an n-electrode 4 is formed on the n-type active layer 2a. Thus areas of the p-type active layers 2a between the p-type electrode 3 and the n-type electrodes 4 become light- emitting regions 6.
Patent JP-2001254495-A (JP)
Title: Internal stairway for building, and building method therefor
Inventor: OTA TOMOYA
IPC: E04F11/02
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To minimize temporary building materials to be removed after a wall concrete is placed in building an internal stairway of a building for improving the working efficiency, to shorten the construction period, and to reduce the construction cost. SOLUTION: Stays 4 for each stair are installed at the wall placement position before the concrete for a wall of a stairball, and a top portion, an intermediate portion and side surfaces of the stays are connected to each other by a beam, an intertruss bracing 84, and a bracing. An intermediate landing 2 and a permanent landing 1 formed of PC slabs and having imbedded anchors are arranged at predetermined position, respectively, a center portion of the stairhall is supported by attachable/detachable exclusive jig supports 5, and a side portion is mounted on the stays via a bracket, After a form is mounted, the concrete is placed so that the anchors, the stays, the beams, the intertruss bracings, and the bracings are imbedded inside the wall. When the form is removed, only the bracings on an upper surface of the stays and the exclusive jig supports are removed.
Patent JP-2000307657-A (JP)
Title: Router monitor system for data transmission system using network dispatcher for host cluster
Inventor: LAMBERTON MARC
IPC: H04L45/586
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To obtain a data transmission system which exchanges packetized data through an IP network as a medium between an arbitrary IP host in a cluster of IP hosts and a plurality of workstations. SOLUTION: Each IP host has at least an IP layer and a network layer. The IP host is connected to the IP network by a pair of routers 26 and 28 and a network dispather 34, through a layer-2 network 24 as the interface of the IP network 22. The network dispatcher 34 receives all incoming flows from workstations and dispatches them between host clusters. This system includes a monitor device including a means which is included in the host cluster and monitors at least the availability of the routers and a means which broadcasts availability information on the routers to individual hosts in the host cluster through the network dispatcher.
Patent JP-2001255704-A (JP)
Title: Method for manufacturing toner
Inventor: NAKA TAKESHI
IPC: G03G9/083
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing toners which lessen the wear of pulverizing surfaces of a rotor and stator of a mechanical pulverizing machine and is capable of pulverizing the toners stably for a long period of time. SOLUTION: The mechanical pulverizing machine is so constituted that a pulverizing means has at least the rotor or rotating body mounted at a central revolving shaft and the stator arranged around the rotor by maintaining a specified spacing from the rotor surface and that an annular space formed by maintaining the spacing attains a hermetic state. The method for manufacturing the toners is characterized in that the surface of the rotor and/or the stator is subjected to a surface roughening treatment and that the surface subjected to the surface roughening treatment is subjected to a wear resistant treatment.
Patent JP-2001253626-A (JP)
Title: Sheet after-processing device
Inventor: NAKAMURA AKIRA
IPC: B65H31/18
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To reduce the cost by reducing the number of position sensors, improve the reliability, and prevent the interference between a shielding plate and the position sensor. SOLUTION: A movable paper discharging tray 2 of a sheet after-processing device 1 executing the after-processing on sheets fed out from an image forming device for discharging the sheets having images thereon, is provided with a shielding member 3 having a specific length and vertically movable in interlocking with the vertical movement of the movable paper discharging tray 2, and two position sensors 41, 42 as the position sensor 4 mounted on a sheet after-processing device body 10 at an interval shorter than the length of the shielding member 3,  and the sheet after processing device detects the four stage-positional regions of the movable paper discharging tray and a paper accommodation amount on the basis of the positional relationship between the shielding member 3 vertically moving in interlocking with the vertical movement of the movable paper discharging tray 2 and the two position sensors 41, 42.
Patent JP-2001268143-A (JP)
Title: Method and device for demodulating frequency modulated wave
Inventor: ISSHIKI HIROSHI
IPC: H04L27/14
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for demodulating frequency modulated waves by which the recovery rate of a modulated signal as an input signal can be prevented from being lowered even when a strong Gaussian filter is used. SOLUTION: Concerning the method for demodulating a communications system based on frequency modulation having the Gaussian filter, after the orthogonal component signal of a cosine signal and a sine signal is extracted by multiplying a carrier wave to a received modulated wave, these signals are differentiated by respective differentiators 31 and 33 provided in a signal processing part 19, and a signal g1* equal with a narrow band signal obtained by passing the modulated signal through the Gaussian filter on the side of transmitting is found by multiplying a constant 2T/π through a fifth multiplier 39 to a signal provided by adding a signal which is provided by multiplying the cosine signal to the differentiated value of the sine signal by a fourth multiplier 37 to a signal provided by multiplying a negative sine signal by a third multiplier 36 to the differentiated value of this cosine signal so that the modulated signal is restored from this found signal.
Patent JP-2001267212-A (JP)
Title: Method and device for detecting position and method and device for exposure using the method for detecting position
Inventor: MIZUTANI HIDEO
IPC: G02B13/24
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To detect the position of an alignment mark formed on a wafer with high accuracy at the time of performing exposure by using a catadioptic projection optical system. SOLUTION: The position of the alignment mark WMY formed on the wafer 9 in the Y-direction is detected by projecting alignment light rays LA and LB upon the mark WMY through chromatic aberration correcting systems 15a-15d and 16 and the projection optical system and detecting the ±1st order diffracted light rays LA(1) and LB(-1) generated from the mark WMY. In this case, the alignment light rays LA and LB and ±1st, order diffracted light rays LA(1) and LB(-1) are made to pass the outside of a center shield plate CS by shifting the optical paths of the light rays LA and LB and LA(1) and LB(-1) in the X-direction by making the light rays LA and LB incident to the projection optical system by destroying the telecentric property of the projection optical system.
Patent JP-2001048969-A (JP)
Title: Production of polyester composition for film, its production and film made from the same
Inventor: URA TOMOKATSU
IPC: C08K3/22
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To obtain the subject polyester composition that can provide a film for high-density magnetic recording medium having excellent flatness and uniformity on its film surface by using a specific compound as a polymerization catalyst and inactive fine particles with a specific particle surface ζ-potential. SOLUTION: A magnesium(Mg) compound, a calcium(Ca) compound, a titanium(Ti) compound, and a phosphorus(P) compound of formulas I-IV (Mg, Ca, Ti and P mean the proportions in millimol % based on the whole acid components in the polyester) are used so that they may satisfy the formulas I-IV to effect esterification reaction or transesterification reaction between the acid components mainly containing aromatic dicarboxylic acid and the glycol components mainly containing aliphatic glycols.  In the time range from after the completion of esterification reaction or transesterification reaction to before the start of polycondensation reaction, a slurry of inactive fine particles in ethylene grycol is added to the polymerization system to give the objective composition. the slurry is controlled the pH to 8-11 and includes the inactive fine particles with a surface ζ-potential of -10 to -50 mV and the average particle size of 0.01-2.0 μm.
Patent JP-2001264314-A (JP)
Title: Plastic discrimination apparatus
Inventor: NISHIMURA SHIGEO
IPC: G01N31/00
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a plastic discrimination apparatus small in size, rich in portability and high in the detection efficiency of pyrolytic gas. SOLUTION: The plastic discrimination apparatus is equipped with a pyrolytsis means 2 for pyrolyzing a specimen S to generate the pyrolytic gas, a specific component detection means 4 for detecting the specific component in the pyrolytic gas and a suction means 3 for sucking the pyrolytic gas to guide the same to the specific component detection means 4. The specific component contained in the pyrolytic gas sucked by the suction means 3 is detected by the specific component detection means 4 to discriminate plastics contained in the specimen S.
Patent JP-2001258566-A (JP)
Title: New hemolytic active protein and gene encoding the same protein
Inventor: NAGAI HIROSHI
IPC: A61K35/56
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To obtain a new protein capable of exhibiting a hemolytic activity and providing an approach to the development of medicines. SOLUTION: This protein has the following characteristics: (1) having the hemolytic activity, (2) having about 50,000 Da molecular weight [according to a sodium dodecyl sulfate(SDS) gel electrophoretic method] and (3) having amino acid sequences represented by sequence Nos. 1 and 2 as partial amino acid sequences in which the partial chemical structure has the amino acid sequence formulas (1) and (2): amino acid sequence formula (1): Tyr-Arg-Asp-Gln- Glu-Leu-Glu-Asp-Asn-Val-Lys and amino acid sequence formula (2): Lys-Trp-Pro- Asp-Tyr-Phe-Val-Tyr-Met-Glu-Ser-Ser-Ala-His-Gly-Tyr-Ile-Arg (wherein the amino acid residues are noted by three-letter notations defined by IUPAC and IUB).
Patent JP-2001260127-A (JP)
Title: Method for manufacturing powder rubber
Inventor: SATODA HIDETOSHI
IPC: C08L71/02
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a powder rubber directly from an unvulcanized compound without intermediary of comminution of a vulcanized material. SOLUTION: An unvulcanized powder rubber is manufactured by kneading the unvulcanized rubber compound or a raw rubber together with an aqueous additive of 10 to 30 phr and water of 70 to 100 phr by using a sealed kneader (Banbury mixer, a kneader or the like). In order to manufacture a vulcanized powder rubber, the compound, the raw rubber and the water may be vulcanized after they are kneaded. In this case, as the additive, metal soap, glycerin, polyethylene glycol, triethanolamine and the like are used. As the base material rubber, a non-polar rubber such as an EPDM, a BR or the like is used.
Patent JP-2001274416-A (JP)
Title: Dynamic physical quantity converter and method of manufacturing the same
Inventor: NAGASAKA HIROSHI
IPC: G01L9/12
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a dynamic physical quantity converter which more improves the bond strength and obtains a satisfactory yield. SOLUTION: In the anode bonding, the bond strength closely relates to the number of oxygen ions contained in a silicon oxide film 11. For forming the amorphous silicon oxide film 11 on the surface of a top glass 30, an adequate quantity of nitrous oxide is added to monosilane gas and the silicon oxide film 11 is formed. This increases the number of oxygen ions transferring in the anodic bonding to improve the bonding strength of a silicon substrate 2 to the top glass 30 with the silicon oxide film 11 formed thereon, thereby improving the yield of the converter.
Patent JP-2001274208-A (JP)
Title: Apparatus and method for generating map data
Inventor: MORINAGA KAZUNORI
IPC: G01R31/26
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To obtain an apparatus and method for generating map data, which can segregate chips separated from normal conforming articles for use to prevent the chips from being scrapped as nonconforming ones, when the judgment of pass/fail is different in each process for composing a test for wafers that pass through a plurality of processes. SOLUTION: A prober and a cell controller are provided, and the prober generates map data from each process, when a plurality of processes for composing wafer test treatment are executed. The cell controller receives the map data for storing, and at the same time, generates the map data as a final result by a classification code table, that specifies a final classification code in combination with a classification code for each process for composing the plurality of processes.
Patent JP-2001259551-A (JP)
Title: Powder container-cleaning apparatus
Inventor: NAKAI TAKESHI
IPC: B08B5/00
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for efficiently and certainly cleaning a powder container without requiring a large-scaled apparatus. SOLUTION: This powder container-cleaning apparatus has an air supply device, an air jet means, an air jet means moving device, a suction means, a suction source device and a hood for covering the open part of the powder container when a powder is blown off by ejecting air. The air jet means is moved from the bottom part of the powder container to the open part thereof by the air jet means moving device while air supplied from the air supply device is ejected from the air jet means to blow off the powder adheving to the powder container and the blown-off powder is sucked from the suction port provided to the hood by the suction means connected to the suction source device.
Patent JP-2001269585-A (JP)
Title: Filter for cleaning exhaust gas
Inventor: HARADA SETSU
IPC: B01D46/00
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a filter for cleaning exhaust gas which improves characteristics for catching fine solid particles of 0.08 μm or below without increasing a pressure loss. SOLUTION: In the filter in which one end part of each prescribed through hole of a honeycomb structure which is made of a porous ceramic material and has numbers of through holes is sealed and the other end part of each residual through hole is sealed so that a partition which partitions the through holes is made a filter layer, the thickness of the partition is made 250 μm or below, the porosity is made 40% or above, the average pore diameter is made 3-7 μm, and the volume of the pores 10 μm or above in diameter is made 20% or below of the total pore volume.
Patent JP-2001266735-A (JP)
Title: Field emission type cold cathode structure and electron gun equipped with the cathode
Inventor: TOMII KAORU
IPC: H01J3/02
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To propose a field emission type cold-cathode structure that emits electrons with electric field and has taken countermeasures against defective electron emission due to dust or others. SOLUTION: The field emission type cold-cathode structure is formed with a plurality of emitter tips on the base electrode at a prescribed interval, and a gate electrode around each of the plural emitter tips. The base and gate electrodes are insulated electrically through an insulating layer and have the structure of applying a prescribed DC voltage between them. A low-melting point metal layer is provided between the base electrode and the plural emitter tips in this constitution.