baber/WOPTO huggingface dataset:
Patent JP-2004020768-A (JP)
Title: Pressing device, fixing device, and image forming apparatus
Inventor: INOUE MASAOMI
IPC: G03G15/20
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pressing device which can form the width of a nip region formed by pressed contact of a pressure roller at an approximately uniform distribution along the axial direction of the roller even if the thickness and size of the roller are reduced.  <P>SOLUTION: The pressing device consists of the configuration that the posture of the pressure roller formed of a tubular pipe stock driven to rotate is restrained by a support roller inserted into the pipe stock cylinder of the pressure roller, a pressing member to press the support roller with pressure, and guide members disposed at both ends of the pressing roller so as to be made universal in the pressing direction of the pressing member and to be restrained in the direction perpendicular to the pressing direction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023881-A (JP)
Title: Resonance inverter
Inventor: FURUKAWA KATSUHIKO
IPC: H02M7/48
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a resonance inverter which can be reduced in weight and size of a weight and a volume.  <P>SOLUTION: When IGBTs Q8, Q11 of an auxiliary circuit 2B are turned on, IGBTs Q7, Q12 are turned off in the state of a steady-state mode in which a main circuit 2A is (U, b, V, W)=(1, 0, 0), an energy of current ILr is stored in a resonance inductance Lr and IBGTs Q1, Q6 are turned off, a capacitor charged in a positive direction starts discharging in the resonance capacitor C1, and a capacitor starts charging in a negative direction. The capacitor starts charging in the positive direction continued to the discharging of the capacitor charged in the negative direction by the current ILr in the resonance capacitor C3. Then, a ZVS of a state in which voltages V1 and V6 across both ends of the IBGTs Q1 and Q6 are zero is realized.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023417-A (JP)
Title: Programmable logic apparatus
Inventor: YAMAMOTO NAOTO
IPC: H03K19/173
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To allow a programmable logical apparatus to be partly restructured with holding an active state of connection with an external unit.  <P>SOLUTION: A buffer logic block 73 logically processes data inputted from a demultiplexer 72 and outputs such output data based on the PCI standard to a multiplexer 71 that a PCI I/F 6 is in an idle state waiting for logic process results by an FPGA 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004018704-A (JP)
Title: Fuel additive for preventing slagging and method of burning fuel
Inventor: ONOZAWA MITSUO
IPC: C10L9/10
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To propose a fuel additive to prevent slagging which is caused by ash in the fuels when various fuels having a high ash content, particularly typified by coal, oil coke and the like, are burned, as well as to propose a method of burning the fuels using the same.  <P>SOLUTION: The combustion is carried out by adding the fuel additive in a liquid fuel oil or a solid fuel, which fuel additive comprises a composition having one or more of an Al compound, an Si compound, a Ti compound, and a Zr compound, each in a super-fine particulate having a particulate size of 3-200 nm, and a water-soluble explosive compound dissolved or dispersed in water.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023980-A (JP)
Title: Arc reducing method and arc reducing device
Inventor: OTA MANABU
IPC: G01R19/165
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an arc reducing device for instantly suppressing an arc in the case of the occurrence of the arc inside an electric circuit and minimizing bad effect on the circuit by the arc.  <P>SOLUTION: The arc reducing device F is provided with an FET 13 that switches on and off current supply from batteries B of the electric circuit to an electrical load 29 and a detection part 15 that detects the value of a current flowing from the batteries B to the load 29. Also, a determining part 31 is provided that changes over and drives the FET 13 in such a way as to switch off the current supply if the current value detected by the detecting part 15 meets prescribed conditions, which are considered to be the conditions of a current value on the occurrence of an arc. The determining part 31 changes over and drives the FET 13 to the OFF side when the current value detected by the detecting part 15 becomes less than the prescribed arc-discriminating threshold value.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004018262-A (JP)
Title: Wooden door for elevator
Inventor: MORIKAWA KINYA
IPC: B66B13/30
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wooden door for an elevator capable of preventing the occurrence of deformation in a lower end part of the wooden door when unexpected load acts on a wooden door face.  <P>SOLUTION: A leg 12 of the door is engaged with a mounting face 7 formed by bending a lower fringe part of a front plate 3 onto a rear surface side, and both ends in the longitudinal direction of the mounting face 7 are connected with rear surface side sections of the wooden door 2 by connection fittings 17, respectively, to increase the rigidity of the lower fringe part of the wooden door 2. Consequently, it is possible to reduce deformation of the wooden door 2 when unexpected load acts on the wooden door 2 and prevent the occurrence of an obstacle that the wooden door 2 cannot be opened and closed because a bent part of the lower fringe part of the wooden door 2 comes into contact with a threshold 10 face due to the deformation of the wooden door 2 and slide resistance between the leg 12 of the door and a guide channel 11 of a threshold 10 increases to prevent opening and closing operation of the wooden door 2 in advance. Moreover, it is possible to prevent the occurrence of an obstacle that the leg 12 of the door cannot be mounted due to the deformation of the wooden door 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004028413-A (JP)
Title: Glow plug and its manufacturing method
Inventor: KONISHI MASAHIRO
IPC: F23Q7/00
Filed: 2002-06-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a glow plug where a ceramic heater cannot be easily broken and an improved value for pull strength for a metal outer cylinder can be secured even if the ceramic heater having a small diameter is used.  <P>SOLUTION: A glass layer 21' is formed (processes 1/2) to cover the outer periphery surface of a ceramic substrate 13 in the ceramic heater 1. The outer periphery surface of the formed glass surface 21' is subjected to roughening treatment by an alkali treatment liquid TS, and a scatter recess 21p is formed on the outer periphery surface of a glass layer 21 (process 3). Then, a metal outer cylinder 3 is arranged so that the outer periphery surface of the glass layer 21 subjected to roughening treatment is surrounded, and a brazing material is filled into a gap between the inner periphery surface of the metal outer cylinder 3 and the outer periphery surface of the glass layer 21 to form a brazing material layer 22.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025013-A (JP)
Title: Catalyst for exhaust gas purification and its manufacturing method
Inventor: SUDA AKIHIKO
IPC: B01D53/94
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a catalyst for exhaust gas purification which is improved in gas diffusion properties and enhanced in oxygen storing and discharging power with regard to the catalyst for purifying an automotive exhaust gas and the like.  <P>SOLUTION: The catalyst coating layer contains at least the powder of an oxygen storing and discharging material and has pores with a center pore diameter of 0.1 μm or larger, and the pore volume of the pores within the range of ±50% of the center pore diameter is made to be 0.05 cc/g or larger. Since the catalyst coating layer has a macropore, the gas diffusion properties are improved and the contact probability between the oxygen storing and discharging material and an exhaust gas is increased. Consequently, the oxygen storing and discharging power is enhanced and the purification rate is remarkedly increased as the catalyst coating layer is easily heated by the exhaust gas and reaches an activation temperature in a short time.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003340535-A (JP)
Title: Tube expanding apparatus
Inventor: TOKURA KENJI
IPC: B23P15/26
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tube expanding apparatus which can be used without replacing base platforms at all by replacing only the weared sliding portion of a slide part of the base platforms with new one at low cost and with ease.   <P>SOLUTION: The base platforms 1 abutting on stripper plates is reciprocably arranged along struts 19a to stop the stripper plates having strippers setting the projecting length of a tube projecting from end plates at predetermined position, the portions of the base platforms are slidably arranged on guide bars 3 provided on the struts through the sliding portions, further, sliding bodies formed separately from the base platforms secured to the sliding portions 1a located at strut sides through securing means or the portions of the base platforms are slidably arranged on the guide bars provided opposite to the above struts through the sliding portions, additionally, the sliding bodies formed separately from the base platform bodies located at guide bar sides opposite to the struts secured through the securing means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027039-A (JP)
Title: Flame-retardant, thermoconductive, electric-insulating, self-adhesive product
Inventor: TANABE HIROSUKE
IPC: H01B3/00
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flame-retardant, thermoconductive, electric insulating, self-adhesive product excellent in thermoconductivity, flame retardancy and adhesive properties.  <P>SOLUTION: The flame-retardant, thermoconductive, electric insulating, self-adhesive product excellent in thermoconductivity, flame retardancy, electric insulating properties and adhesive properties is obtained by polymerizing a composition comprising (i) an alkyl (meth)acrylate monomer bearing a 1-14C alkyl group, (ii) a particle having an average particle size of 20-200 μm selected from the group consisting of a metal oxide, a hydrated metal compound and a metal nitride, (iii) a particle of a hydrated metal compound having an average particle size of at most 10 μm and (iv) a photopolymerization initiator.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025084-A (JP)
Title: Thin film forming method and thin film forming apparatus
Inventor: SHIMIZU TAKASHI
IPC: B01J3/00
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thin film forming method which dissolves a raw material in a low temperature/high pressure high density supercritical state in order to supply the raw material having a higher concentration than that in a CVD method and bringing a solute dissolved in the supercritical state to a supersaturated state but not to be in a beam state while keeping the supercritical state without realizing a large degree of supersaturation due to rapid quenching.  <P>SOLUTION: The solute being a thin film raw material is disssolved using a solvent having a critical point in a constant temperature and pressure region by controlling the density of the solvent in the temperature and pressure region. Thereafter, a fluid in which the thin film raw material is dissolved is spread over the surface of a substrate and the density of the solvent is controlled to lower the solubility of the solute and the supersaturated state is realized to form a thin film.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004032489-A (JP)
Title: Sentence input device and cellular telephone using the same
Inventor: OBATA TAKANORI
IPC: H04M11/10
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cellular telephone in which sentences can be efficiently input with a smaller number of times key operation.  <P>SOLUTION: This cellular telephone is provided with a display 21, a timer 14, and a memory 13 in which a plurality of conversion candidate character strings are stored for each word with the priority order for each time zone. A control unit 8 extracts the plurality of conversion candidate character strings corresponding to an input word from the memory 13, displays the character strings on the display 21 in the priority order, and settles the character string when one conversion candidate character string is selected from the displayed character strings. Also, the circuit 8 recognizes a present time zone by the timer 14 every time a character string is selected, counts up the number of selections of this character string for each time zone, and changes the priority order of the plurality of conversion candidate character strings for each time zone stored in the memory 13 on the basis of the count value.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027151-A (JP)
Title: White light-emitting diode (led) and phosphor for white led
Inventor: OKADA HISAHIRO
IPC: C09K11/59
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high-luminance white light-emitting diode (LED) using an ultraviolet light-emitting diode and to provide a phosphor for the high-luminance white light-emitting element using the ultraviolet light-emitting diode.  <P>SOLUTION: The white light-emitting diode uses a blue light-emitting inorganic phosphor containing both Ba and Mg, both Ca and S, or both Ca and Sr; a green light-emitting inorganic phosphor containing both Ba and Si or both Zn and Ge; and a red light-emitting inorganic phosphor containing both Ca and S, both Mg and Ge, or both K and W.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004039335-A (JP)
Title: Sealing device and equipment for manufacturing lamp
Inventor: HAYAKAWA YUTAKA
IPC: H01J9/32
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sealing device capable of optimizing the sealing position and of improving the appearance quality of final product, and an equipment for manufacturing lamps.  <P>SOLUTION: In the process for sealing a second mount 4 locked to a first shrinking portion 14 of a glass tube 11 in the manufacturing process for a cold cathode discharge lamps, a sealing device is used. That is, a glass tube 11 is positioned at a prescribed position. In the state of that positioning, beads 26 and the glass tube 11 are heated by a pair of burners 33, 34 along the outer circumference of the first shrinking portion 14 of the glass tube 11 and fused mutually, and then the cut-out part is cut out. In performing positioning in the above sealing, a positioning device 41 is used. The positioning device 41 is provided with a moving means 42 for moving the glass tube 11 to the prescribed position, a positioning detecting means 43 for detecting the position of the lead wire 25 of the second mount 4, and a control means 44 for controlling the moving means 42.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004039080-A (JP)
Title: Magnetic recording and reproducing device
Inventor: KAWAKAMI KIKUJI
IPC: G11B5/41
Filed: 2002-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To solve problems such as power reduction, drop-outs in the reproduction output of a magnetic recording and reproducing device which performs magnetic recording and/or reproduction due to the dust sloughing off or moving from another part (which is called a slough powder).  <P>SOLUTION: The device is provided with a cleaning mechanism 2 which scrapes the sticking powder on a magnetic recording medium. The cleaning mechanism 2 consists of a cleaning roller Rc which is brought into contact with a magnetic head and is separated from the head and a scraping blade B, and the blade B is constituted so that the ridgeline of the edge of the blade is extended in the axial direction of the roller Rc and the edge can slide along the periphery of the roller by the rotation of the roller. Thus, the slough powder on the magnetic layer of the magnetic recording medium which is moved from the magnetic head and stuck to the roller is scraped off by the blade and the power is prevented from moving from the cleaning roller and sticking to the magnetic head again.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004033097-A (JP)
Title: Cigarette filter and method for producing the same
Inventor: OKADA YOSHIAKI
IPC: A24D3/02
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive cigarette filter capable of enjoying the taste inherent in a cigarette with high smoking concentrations at the beginning of smoking and capable of reducing the smoking concentrations afterwards for the sake of smoker's health.  <P>SOLUTION: The cigarette filter has the following structure and mechanism. The outside of the filter is provided with recesses(4) and the inside of each of the recesses(4) is provided with fine air holes(2). In smoking, the fine air holes(2) are opened or closed by smoker's fingers holding the filter to make the outside air flow variable and thereby allow the smoking concentrations to be controlled. When the recesses(4) are to be formed on the outside of the filter, an outside filter cylinder( made of paper or pulp material ) is moistened, and then molded after heating, or molded by pressing a mold thereagainst prior to curing an adhesive used on the filter cylinder.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004036760-A (JP)
Title: Gate valve for vacuum
Inventor: SHIRAI SEIJI
IPC: F16K3/16
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a large vacuum gate valve whose seal member set to a valve body can be easily maintained or exchanged.  <P>SOLUTION: The valve body 46 is set freely standable via a hinge 27, etc. with respect to axes 22 and 23 for shifting the valve body 46.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004034584-A (JP)
Title: Input-output device and means for indicating recording operation
Inventor: SONODA SHINYA
IPC: B41J29/42
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To improve the ease of use of a printer capable of direct printing.  <P>SOLUTION: A scanner is installed in the printer. The printer prints a mark sheet for marking information such as a size designation or the number of sheets in the case of an index print. Desired photographic printing is enabled by making the user mark it to have it read into the printer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004045078-A (JP)
Title: Apparatus and method for measuring amount of projection of abrasive particle of grinding tool
Inventor: KAWASHITA TOMOYUKI
IPC: G06T1/00
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To measure the amount of projection of abrasive particles of a grinding tool with a high precision in a short time.  <P>SOLUTION: The abrasive plane of a whetstone 10 is imaged at a measuring object position on the whetstone 10, by changing the focusing position of a microscope 40 with a camera stepwise in the direction perpendicular to the abrasive plane. Image data acquired by this are compared with a fundamental image pattern VA corresponding to the tip portions of the abrasive particles 20, and the fundamental image pattern VC corresponding to the bottom portions of the abrasive particles 20 which have been stored in advance, and image data which most closely approximate the image patterns VA, VC are extracted, and from the difference between the positions of focuses set when these extracted image data are qcquired, the amount of projection of the grinding particles 20 is calculated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004047185-A (JP)
Title: Sealing structure of battery, and mounting board of this battery
Inventor: OGATA SHINYA
IPC: H01M2/02
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sealing structure of a battery outer packaging case which improves a cubic energy density of a battery packaged by cutting down an occupied area of a bonded part, without giving any large stress at the bonded part made by heat-sealing a peripheral edge part of a metal complex film.  <P>SOLUTION: Both sides of a generating element 11 laminating a positive electrode plate 11A and a negative electrode plate 11B with a separator 11C interposed in between are covered with metal complex films 12, 13. In sealing the generating element 11 with the outer packaging case 18 with peripheral edge parts 12a, 13a of the metal complex films 12, 13 bonded together by a heat seal, a frame body 30 is made interposed between the heat-sealing peripheral edge parts 12a, 13a of the metal complex films 12, 13, and, joint parts 16 of the metal complex films 12, 13 are deformed along the outside of the frame body 30, so as to exert a sealing function together with the frame body 30, and at the same time, curtail their protrusion width and prevent the peripheral edge parts 12a, 13a from being folded hard.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004045643-A (JP)
Title: Electronic paper
Inventor: EBATO TAKASHI
IPC: G02F1/17
Filed: 2002-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electronic paper of a twisted ball system which can hold a displayed picture for a long period of time.  <P>SOLUTION: In the electronic paper (100) which is made to display an arbitrary picture by containing a plurality of minute spherical particles (1) of which the respective semispheres have mutually different colors and charged in a dipole state, between a pair of support films (2a, 2b) of which at least one transmits visible light, applying an electric field to the respective spherical particles (1) and controlling their respective orientation, a separator (5) to define relative location of the spherical particles (1) is provided between the support films (2a, 2b) and if necessary the separator (5) and the spherical particles (1) are fixed together. The separator (5) is composed of a netty resin film member which gets adhesive to the spherical particles (1) when heated to a specified temperature. The spherical particles (1) are individually contained in each of meshes of the separator (5).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003169155-A (JP)
Title: Network image/sound system
Inventor: CHOU HSIEN-CHUNG
IPC: H04M11/00
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a network image/sound system with which image or sound transmitting processing can be performed anytime and anywhere.  <P>SOLUTION: In the network image/sound system with which a user can perform a call on a network or transmission of images without restriction by performing a connection to the Internet, the system has an analytic processing unit and an output/input control unit connected to the analytic processing unit. The output/input control unit is provided with a network transmission module, an image processing module, and a sound processing module. The network transmission module is connected to the Internet with an application of wireless broadband transmission services or wired broadband transmission services. By freely performing image or sound synchronous transmitting processing, the user using the network can watch the image of an opposite party, so that a mutual distance can be shortened.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004048417-A (JP)
Title: Fault detection system of signal processing circuit
Inventor: KISHIMOTO KAZUO
IPC: H04B17/00
Filed: 2002-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that it is impossible to realize a highly reliable fault detection system since it is necessary to provide a filter for removing a pilot signal at an output side in the conventional manner.  <P>SOLUTION: This fault detection system is provided with a pilot signal generating circuit 3 for generating a pilot signal to be used for fault detection, a signal compositing circuit 4 for compositing the pilot signal with a signal from a sensor, a digital data transmitting/receiving means 6 for transmitting the output data of the signal compositing circuit, a digital integrating circuit 7 for integrating data received from the data transmitting/receiving means, and for reproducing the signal of the sensor, a pilot signal detecting circuit for extracting the pilot signal from received data from the digital data transmitting/receiving means, and a fault deciding circuit 9 for deciding the fault on the basis of the level of the detected pilot signal.  <P>COPYRIGHT: (C)2004,JPO