baber/WOPTO huggingface dataset:
Patent JP-2001263619-A (JP)
Title: High rate combustion burner equipped with heat exchanger
Inventor: MATSUSHITA HIDENOBU
IPC: F23D14/22
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a high rate combustion burner equipped with a heat exchanger of simple structure having a combustion chamber strong against damage in which the combustion chamber section is prevented from being shifted due to difference in the coefficient of thermal expansion between the combustion chamber section and the heat exchanger even under a high temperature and stabilized combustion is ensured. SOLUTION: In a high rate combustion exhaust heat recovery burner recovering exhaust heat through a heat exchanger built in the burner body, an air guide cylinder section disposed contiguously to the combustion exhaust gas passage to constitute an air supply passage along with the heat exchanger and a combustion chamber section are formed integrally of a ceramic fiber reinforced ceramic composite material in order to eliminate shift of the combustion chamber section due to difference in the coefficient of thermal expansion between the heat exchanger and the combustion chamber section. The combustion chamber section is constructed to be fitted slidably to the forward end part of the heat exchanger in order to absorb difference in the coefficient of thermal expansion between the combustion chamber section and the heat exchanger through relative sliding.
Patent JP-2001273860-A (JP)
Title: Micro focus x-ray tube device
Inventor: KOYANAGI KEIJI
IPC: H05G1/02
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To improve the allowable load for a micro focus X-ray tube. SOLUTION: A micro focus X-ray tube device 10 consists of an X-ray tube 11, a power source unit 12, a control unit 13, and a casing 14. The X-ray tube 11 consists of an electron beam source 21, an extracting electrode 22, an electronic optical system 23, an acceleration electrode 24, an anode 26, and an envelope 35 which contains and supports these units. The anode 26 consists of a revolving disk-like target 27, a cylindrical rotor 31 to support it, and a fixing unit 32 which supports the rotor 31 freely rotatably. In the peripheral part of the target 27, a ring-like electron colliding unit 28 shaped into a thin plate is furnished. In the peripheral part of the rotor 31, a stator 44 is arranged, which rotates the target 27.  By focusing an electron beam 25 discharged from the electron beam source 21 to a micro focus by the electronic optical system 23 and letting the beam collide with a focal point 29 of the electron colliding unit 28 of the revolving target 27, generated X-rays 45 is emitted from the X-ray radiation window 39 to the outside, transmitting through the electron colliding unit 28.
Patent JP-2000298066-A (JP)
Title: Spectrometer
Inventor: EHBETS PETER
IPC: G01J3/18
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To reduce the drift of a spectrum under heat to sufficiently small in practice while using a plastic material for a spectrometer for easy and economical assembly. SOLUTION: A carrier 1, measuring beam projector 2 arranged in the carrier, diffraction grating 4, optical element, and a base plate 11 which supports a photoelectric detector fitted to the carrier, constitute a spectrometer. Here, a member for positioning a photoelectric detector on the base plate as well as the base plate to the carrier is provided to the carrier and base plate. The position of photoelectric detector on the base plate is so selected that the thermal expansion of the base plate compensates with an intermediate wavelength of a measurement spectrum. The temperature drift caused by the thermal expansion of the diffraction grating and carrier cancels the temperature drift of the base plate by selecting the thermal expansion coefficient of the plastic material for the diffraction grating and carrier, compensating the drift to the entire spectrum.
Patent JP-2001284482-A (JP)
Title: Thin film electronic part and board
Inventor: TAKATO JUNYA
IPC: H01G4/12
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a thin film electronic part and a board capable of improving the adhesion strength of a support board and an electrode layer. SOLUTION: The thin film electronic part is provided with a support board 1 and a thin film element A provided on the support board 1 and having an insulating layer 3 on the electrode layer 5. A number of voids 31 are formed in the electrode layer 5, and the inside of the voids 31 of the electrode layer 5 is filled with the insulating material of the insulating layer 3.
Patent JP-2001288690-A (JP)
Title: Flexible printing paper
Inventor: RYU YUKIKO
IPC: D21H17/07
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To obtain a low-density printing paper with good flexibility while retaining its mechanical strength. SOLUTION: This printing paper is obtained by coating or impregnating a paper containing a low-density filler with an urea-containing surface treatment agent.
Patent JP-2001286380-A (JP)
Title: Soy pot
Inventor: NISHINO KAZUO
IPC: A47G19/12
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a soy pot which is easy to use and is easy to fill soy and can measure a quantity of usage and which can restrict a quantity of flow- out of soy even if it falls. SOLUTION: The soy pot comprises a cylindrical container, cap engaged with the container, inner lid, presser bar for pressing down the inner lid, spout which is formed on the side wall of the container and has a bank for keeping of a small amount of soy, and hose with one end connected to an opening formed at a bottom part of the container and the other end connected above the soy bank. The inner lid is pressed down by the presser bar to move the soy to the soy bank through the hose once and then the soy is poured through the spout.
Patent JP-2001293758-A (JP)
Title: Method and apparatus for injection molding
Inventor: ODA KATSUNORI
IPC: B29C45/57
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus for injection molding without impairing commodity value by effectively preventing a sink mark of a design surface side of a resin molding provided with a rib or a boss. SOLUTION: The method for injection molding comprises a mold clamping step of closing a mold 3 under a predetermined pressure, an injection step of injecting a molten thermoplastic resin in a cavity of the mold 3, a dwelling cooling step of cooling the resin injected in the mold 3 while dwelling it, and a mold opening step of opening the mold 3 to take out the solidified resin. In a process of the cooling step, a slide 61 of a sink mark preventing sliding mechanism 6 is protruded from a core surface 52 into the cavity and press injected into the cavity near a thick part of the resin. Thus, a reduced part of its volume due to the cooling of the thick part is covered to effectively prevent the sink mark.
Patent JP-2001246386-A (JP)
Title: Liquid cleaning device
Inventor: OKANOE KIMIHIKO
IPC: C02F9/00
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a liquid cleaning device capable of removing heavy metal ions in wastewater without using a polymer coagulant. SOLUTION: The process using this equipment comprises an oxidation stage 1 for oxidizing a liquid and converting heavy metal ions in the liquid into an oxidized state in which the heavy metal ions can easily be combined with OH groups; a coagulation stage 17 for passing the oxidized liquid in the oxidation stage 1 through the interspaces among the agglomerates of an adsorbent formed by agglomerating crystalline fibers each consisting of at least basic magnesium sulfate and magnesium hydroxide combining the heavy metal ions with OH groups in the adsorbent to form flocs and to form particulate heavy metal ions and coagulating the particulate heavy metal ions and fine particles contained in the liquid to form large lumps; and a filtration stage 12 for capturing the large lumps each of which contains the particulate heavy metal ions and fine particles and exists in the liquid.
Patent JP-2001304788-A (JP)
Title: Heat exchanger having excellent brazing property
Inventor: HIYOUGO YASUNORI
IPC: B23K1/00
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To raise heat exchanging performance by ensuring brazing between a header pipe and a tube and preventing leakage of heating medium, in a heat exchanger consisting mainly of the heater pipe, the tube and a fin. SOLUTION: The header pipe and the tube are joined with a wax material by providing outwardly opening cone-shaped grooves to both the outside and the inside of a slit of the header pipe, into which the tube is to be inserted. An appropriate groove angle made by the groove surface of the header pipe and the surface of the tube is from 15 to 45 degrees. Preferably, an outer groove angle θ1 at the outside of the header pipe is rendered larger than an inner groove angle θ2 at the inside, and the tube surface should be provided with a wax material layer to attain a good brazing condition.
Patent JP-2001305896-A (JP)
Title: Image forming device
Inventor: YURA JUN
IPC: G03G15/00
Filed: 2000-04-19
Abstract: PROBLEM TO BE SOLVED: To provide an image formation device which can stably conduct between a receiving part and a feed part of the heated fixing roller. SOLUTION: The fixing device 31 which uses the heated fixing roller 33 that drives rotate is equipped. The heated fixing roller 33 equips the resistance heat generate layer 71 which is heated by the passage of the electric current, the receiving part 75a which is set on the terminal of the heated fixing roller 33 and is conducted with the resistance heat generate layer 71, and the feed part 77a which is cold welded from outside of the shaft line of the heated fixing roller 33 toward the receiving part 75. On the image forming device 1 where the receiving part 75a and the feed part 77a rotate by the turn of the heated fixing roller 33, ditch 82, 83 are formed from over the edge to the edge of the sliding face of the receiving part 75 and the feed part 77a.
Patent JP-2001305281-A (JP)
Title: Radiation source containment device
Inventor: MORIGUCHI YUSUKE
IPC: G21K5/00
Filed: 2000-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a radiation source containment device equipped with radiation passing window, which can be manufactured without generating any copper- titanium alloy layer even by use of a copper-plated titanium foil as the window material. SOLUTION: The copper-plated titanium foil is used as the window material 1. The window material 1 is beam welded to the frame surface 23 of a window frame 2 made of SUS or titanium or the frame surface 23 having a protruding part 24 on the circumference by emitting, directly or through a welding auxiliary plate 3 and welding auxiliary plate 4, a beam such as electron beam to the window material vertically or to the peripheral edge of the window material or the vicinity thereof horizontally.
Patent JP-2001309184-A (JP)
Title: Image processing method and unit, and storage medium
Inventor: KAJIWARA HIROSHI
IPC: H04N19/44
Filed: 2000-04-25
Abstract: PROBLEM TO BE SOLVED: To enhance a decoding efficiency in the case of displaying data coded by each frequency band. SOLUTION: In the unit decoding an image from data coded by each frequency band, a coefficient decoding section 102 decodes a coefficient of a frequency band, and the decoded images by Y, Cr, Cb are stores in coefficient storage buffers 104-106. Furthermore, inverse wavelet conversion sections 107-109 apply in verse conversion to the stored images, a reversible color conversion section 110 converts the Y, Cr, Cb data into RGB data, which are stored in a display image data storage memory 111 and an image display section 112 displays the data.  When display of data with higher resolution is instructed, a reversible color conversion section 113 converts the RGB data in the memory 111 into the Y, Cr, Cb data, which are stored in the coefficient storage buffers 104-106, and components of a required frequency band are received from a coded data input section 101, the coefficient decoding section 102 decodes the components, the coefficient storage buffers 104-106 stores the data and the inverse wavelet conversion sections 107-109 decode the data.
Patent JP-2001310851-A (JP)
Title: Foaming body roller
Inventor: UENO TETSUKAZU
IPC: C08G18/48
Filed: 2000-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a foaming body roller capable of obtaining the image of high quality in the case of using it as a transfer roller by preventing the fluctuation of the volume natural resistance even if the environment is changed, lowering the tuck property of a roller surface, and utilizing the characteristic of the foaming body itself, and provide an image forming device provided with this foaming body roller. SOLUTION: In a foaming body roller having a skin layer, the grains having 1-50 μm of the mean granular diameter is adhered to the whole of a surface of the skin layer. This foaming body roller is installed in an image forming device.
Patent JP-2001312888-A (JP)
Title: Semiconductor storage device
Inventor: KISO TAKASHI
IPC: G11C11/417
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor storage device which can realize low power consumption by reducing the number of times of charge and discharge of bit lines at the time of write-in. SOLUTION: Word lines are made hierarchy, qlobal word lines driven in accordance with a row address and local word lines driven in accordance with a column enable-signal are provided, a memory cell group is selected by a local word line, and write-in is performed. A latch circuit is provided in a bit line driving circuit, at the time of write-in, a bit line is driven at a level in accordance with write-in data, after finish of write-in, as a bit line is held at a level of write-in, the number of times of switching bit lines is reduced, power consumption by charge and discharge of bit lines can be reduced.
Patent JP-2001060394-A (JP)
Title: Phase correlation multiplexed(pcm) holographic memory system
Inventor: WILSON WILLIAM LARRY
IPC: G03H1/22
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To realize speedier location and retrieval of holographically stored data by allocating a beam in a limited bandwidth before a holographic element storing a hologram of a reference beam is irradiated with the beam by using a filter like an aperture. SOLUTION: A spatial spectrum of a reference beam is controlled by orienting a beam through a filter 790 for covering a part of a reference beam in order to eliminate high frequency components from the reference beam. The filter 790 controls a plane wave signal 765, and thereby a half value full width of an altered plane wave signal 765' is largely increased. Therefore, the bandwidth of the reference beam is expanded while the peak position is kept as it is. And, to ascertain the position of the prescribed holographic data, a necessary scanning resolution is largely degraded, and the holographic data position can be ascertained more speedily.
Patent JP-2000355672-A (JP)
Title: Flame-retardant coating agent for textile material
Inventor: PIRIG WOLF-DIETER
IPC: C09D131/04
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a flame-retardant coating agent improved in flame- retardant action, froggy hand, and cleaning resistance by compounding a film- forming binder with melamine polyphosphate. SOLUTION: A film-forming binder (100% concentration) is compounded with melamine polyphosphate of the formula: HMPO3 as a flame retardant in a wt. ratio of (10-1):(1-5). In the formula, M is melamine; and n is 2 or higher, especially 2-10,000. Melamine polyphosphate can be prepared by heating melamine pyrophosphate in nitrogen at 290 deg.C or higher until the wt. becomes constant. Examples of the film-forming binder are a polymer based on vinyl acetate, a copolymer based on vinyl acetate, ethylene, and vinyl chloride, a copolymer based on vinyl acetate and long-chain branched carboxylic acid vinyl ester, a copolymer based on vinyl acetate and di-n-butyl maleate, and a copolymer based on vinyl acetate and an acrylate.
Patent JP-2001303467-A (JP)
Title: False monofilament
Inventor: NAKANISHI SHIGERU
IPC: D06M15/227
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a false monofilament excellent in abrasion resistance, weather resistance and water resistance and having a high strength. SOLUTION: This false monofilament comprises high-strength fiber filaments, or a twisted yarn or a plated yarn thereof, covered with a synthetic resin having >=0.1 g/10 min melt index.
Patent JP-2001315357-A (JP)
Title: Ink jet recording apparatus
Inventor: ARA YOJI
IPC: B41J2/175
Filed: 2000-05-02
Abstract: PROBLEM TO BE SOLVED: To solve the problem that, when the ink discharged for recording out of ink discharge ports of a recording head through an ink cartridge or the ink discharged for discharge recovery is to be reused, a filter set to remove impurities such as dust or the like in the ink easily cloggs with increasing channel resistance of the ink to hinder the operation of a system, and consequently it is economically inferior to replace the filter with dirty hands and printing is interrupted for a long time. SOLUTION: The ink jet recording apparatus has the recording means for discharging the ink, thereby recording to sheets, an ink-storing means for storing the ink to be supplied to the recording means, an ink-collecting means for collecting the ink discharged from the ink discharge ports of the recording means and supplying the ink again to the ink-storing means, and a foreign matter-removing means for removing foreign matters included in the collected ink. The ink jet recording apparatus is provided with means for removing foreign matters accumulated in the foreign matter-removing means.
Patent JP-2001311632-A (JP)
Title: Pointer-type meter
Inventor: NUMAYA HIROYASU
IPC: G01R1/08
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a pointer-type meter for inhibiting lighting fluctuation for every product. SOLUTION: This pointer-type meter is provided with a light-reception-type pointer 1 for emitting light by receiving the supply of light from a rotary center part 12, a drive device 3 comprising, for example, a movable-magnet-type meter where a rotary shaft 31 for driving the pointer 1 projects forward, a circuit substrate 4 that is arranged at the front side of a drive device 3 and penetrates the rotary shaft 31 to the front side, and a light-emitting device 5 that is arranged at the front side of the circuit substrate 4 and supplies illumination light to the rotary center part 12 of the pointer 1.  A cylindrical part 38 that is extended to the front through the circuit substrate 4 as well as the rotary shaft 31 and supports the rotary shaft 31 is provided in the drive device 3, and the cylindrical part 38 is provided with a light-guiding member 6 for guiding illumination light from the light-emitting device 5 to the rotary center part 12 of the pointer 1.
Patent JP-2000354306-A (JP)
Title: Electric rolling stock driving device
Inventor: BADER CHRISTIAN
IPC: B60L11/18
Filed: 2000-05-08
Abstract: PROBLEM TO BE SOLVED: To make braking energy highly efficiently recoverable and utilizable by connecting a second energy source to power supply terminals connected to the DC connecting terminal of the electric machine of a first energy source through a bidirectional DC/DC converter. SOLUTION: A first energy source which is provided as a battery 6 for electric rolling stock is connected to the DC voltage terminals 4a and 4b of an electric rolling stock driving device 1 through a diode 5. A first bidirectional DC/DC voltage system converter 7 which is inductively coupled with a second bidirectional DC/DC voltage system converter 8 through a transformer having windings 11 and 12 is connected between the first energy source and the driving device 1. The converter 8 is connected to an electric energy storing device 9 which functions as a second energy source for the driving device 1. Therefore, braking energy can be recovered and utilized highly efficiently.
Patent JP-2000327116-A (JP)
Title: Rectilinear roller conveyor and reversing device
Inventor: FUKUDA MASAYOSHI
IPC: B65G47/248
Filed: 2000-05-08
Abstract: PROBLEM TO BE SOLVED: To provide a rectilinear roller conveyor adequate to a fully automatic continuous line of applying and drying processes for solder resist ink. SOLUTION: A rectilinear roller conveyor has a right-line roller group 10R axially supporting an obliquely cylindrical roller 2R in parallel with one pitch P1 and in a left-end overhanging manner so as to be rotationally movable and a left-line roller group 10L relative thereto. The overhanging ends of the roller groups 10R, 10L are arranged to the central inside and the right-line roller group 10R and the left-line roller group 10L relative thereto are arranged in V-cross. A chain type inside roller driving mechanism 12 is installed at the central zone inside of the roller groups. The rollers 2R, 2L carry boards rectilinearly in only contact with their side edges.
Patent JP-2001317963-A (JP)
Title: Optical encoder
Inventor: YAMAMOTO EIJI
IPC: G01B11/00
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To provide an optical encoder with which the displacement in the x-direction of a scale can be detected precisely and with which a reference point and an absolute position can be detected stably, even if the surrounding environment changes. SOLUTION: The optical encoder is provided with a scale 2, on which a first light-modulating region 21 irradiated with a first light beam is formed. The optical encoder is provided with a first light detecting means 31, which receives the first light beam via the first light modulating region. On its light- receiving face, a diffraction pattern is generated in the first light beam by the first light-modulating region. The first light detection means is provided with a single or a plurality of light-receiving element groups, which are formed at prescribed intervals so as to correspond to the diffraction pattern. The optical encoder is provided with a second light source which radiates a second light beam. The optical encoder is provided with a second light modulation means 22, which modulates the optical characteristic of the second light beam.  The optical encoder is provided with a second light detecting means 32, which receives the second light beam whose optical characteristic is modulated in the second light modulating region.
Patent JP-2000355584-A (JP)
Title: Production of 2-phenyl-3-aminopyridine, phenyl- substituted derivative of the compound and salt of the compound
Inventor: BRAISH TAMIM FEHME
IPC: B01J31/26
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To produce 2-phenyl-3-aminopyridine useful as an antagonist to substance P in high yield by reacting an acylated aniline compound with phenylboric acid in the presence of a base and a palladium catalyst in an inert solvent. SOLUTION: A compound of formula I [X is Cl, Br or I; R1 is a (substituted with 1-3 halo, cyano or nitro groups or the like) 1-6C alkyl, 3-7C cycloalkyl or 6-10C aryl] is made to react with a compound of formula II [Z is H, a 1-4C alkyl, a (trifluoro)methoxy, F or Cl; R3 and R4 are each H or a 1-6C alkyl] in the presence of a base and a palladium catalyst in an inert solvent to obtain the objective compound of the formula III. A compound of formula I is preferably produced by reacting a compound of formula IV with a compound of formula V (Y is Cl, Br, I or the like) or a compound of the formula: ArCHO in an inert solvent.