baber/WOPTO huggingface dataset:
Patent JP-2002365354-A (JP)
Title: Magnetic resonance equipment
Inventor: KOBAYASHI TAKESHI
IPC: G01N24/08
Filed: 2001-06-11
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic resonance equipment which will not be influenced by magnetic field delay of an electromagnet, even if quick magnetic field sweeps are made. SOLUTION: This equipment comprises a high frequency oscillator, a high-frequency resonator capable of setting a measurement sample in the inner part and resonating a radio frequency supplied from the radio frequency oscillator, a magnetic field generating means for applying a magnetic field to the resonator, and a magnetic field sweeping means. In this device, high-frequency is resonated to the radio frequency resonator in the state where the measuring sample is set in the resonator, and a sweeping magnetic field is applied simultaneously to the resonator to detect a high-frequency spectrum, which is then converted to digital data by use of an A/D converter to acquire the high-frequency spectrum; and the sampling interval of the A/D converter is controlled interlocked with the actual intensity change of the sweeping magnetic field.
Patent JP-2002369475-A (JP)
Title: Motor-driven actuator
Inventor: OKUBO MASAMICHI
IPC: B62D5/04
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To reduce cogging and pulsation torque and restrain generation of sounds and vibrations. SOLUTION: In a three-phase motor, for example, the number of magnetic poles of a magnet of a rotor 7 is made 8, and the number of slots of a stator 8 is made 18. In each phase, each of the coils as an object of current flowing can be arranged in linear symmetry with respect to a radial direction line passing an axial center of the rotor. In, for example, a V phase, L1, L3, L5 and L10, L12, L14 are set. In each phase, an even number of slots can be ensured, larger than the number of magnetic poles. By increasing the least common multiple of the number of poles and that of slots, cogging and pulsation torque can be reduced. In each phase, each of the coils as the object of current flowing can be arranged in linear symmetry with respect to the rotor, so that generation of sounds and vibrations are restrained.
Patent JP-2002370606-A (JP)
Title: Filter means for inflator
Inventor: NAKAYASU MASAYUKI
IPC: B60R21/26
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To provide an inflator excellent in a removing capacity of foreign matters. SOLUTION: The opening part side of an inflator housing 12 and a diffuser part 20 are connected, a gas discharge port 40 is connected to the diffuser part 20 to arrange two filter means 100a, b. After operation, foreign matters contained in a pressure medium are removed by the filter means 100a, b.
Patent JP-2002365604-A (JP)
Title: Optical shutter device
Inventor: MASUDA TOMOHIKO
IPC: G02F1/055
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To provide an optical shutter device in which a half wavelength voltage (a driving voltage) is made low and cross talk is suppressed at a low level. SOLUTION: The optical shutter device is provided with optical shutter arrays. In the arrays, at least two columns of optical shutter elements 41 are arranged on optical shutter chips 12 made by PLZT and a plurality of chips 12 is placed in parallel and in a linear manner. The side of each chip 12 that contacts with other chips 12 is defined as a tilted side 12a having an angle θ. Common electrodes 42 are arranged in a practically parallel manner with respect to an arrangement direction X of the elements 41 and individual electrodes 43 are arranged in a practically parallel manner with respect to the sides 12a. Moreover, a direction M of the electric field applied to the elements 41 from the common electrodes 42 and the individual electrodes 43 is practically made parallel with respect to the sides 12a.
Patent JP-2002374686-A (JP)
Title: Controller for oscillating actuator
Inventor: ASHIZAWA TAKATOSHI
IPC: H02N2/00
Filed: 2001-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a controller for oscillating actuator, which can position an oscillating actuator with high accuracy at accelerating and decelerating, regardless of the type of the actuator. SOLUTION: This controller controls an ultrasonic motor by changing a frequency-speed diagram, which is used as a basis for calculating manipulated variable, where a frequency is lowered (the motor is accelerated) and another case where the frequency is raised (the motor is decelerated), by comparing a target speed with the actual speed of the motor from the detected results of a detecting section which detects the displacement and speed of the motor, caused by the relative movement between an oscillating body and a mover (relative moving member) (S6) and deciding the sweeping direction of the frequency (S7).
Patent JP-2002371286-A (JP)
Title: Process for hydrogenating and purifying hydrocarbon oil
Inventor: MORI TERUO
IPC: C10G45/06
Filed: 2001-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a process for hydrogenating and purifying hydrocarbon oils by circulating hydrogen gas using a multistage reaction tower, which may suppress the deterioration of catalyst activity in the reaction tower in the previous stage without switching into a bypass line or employing one-through method at start-ups. SOLUTION: In the process for hydrogenating and purifying hydrocarbon oils, the hydrocarbon oil is hydrogenated in a first reaction tower in the presence of a catalyst whose anticatalyst is hydrogen sulfide and subsequently subjected to finish hydrogenation in a second reaction tower in the presence of a metal-supported catalyst, while hydrogen gas is circulated between the first and the second reaction towers. Here, a complete pre-sulfurizing catalyst is filled into the second reaction tower.
Patent JP-2002372236-A (JP)
Title: Lighter
Inventor: IKEDA HIDETOSHI
IPC: F23Q2/32
Filed: 2001-06-15
Abstract: PROBLEM TO BE SOLVED: To be visible of the decrease state of liquefied fuel at a glance and bring a colorful design, appearance, and style into an excellent state. SOLUTION: Coloring is applied on liquefied fuel 3 composed of combustible high pressure gas, such as isobutane gas, the colored liquefied fuel 3 is injected in a transparent or translucent tank vessel part 2.
Patent JP-2002341970-A (JP)
Title: Keyboard drawable computer terminal
Inventor: HAMAJI SHINSUKE
IPC: G06F1/16
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a computer terminal capable of obtaining a stable and quick input method at various places and free posture by efficiently integrating a keyboard advantageous for code input and direct input devices such as a touch panel and a tablet advantageous for intuitive selection input and freehand input and making them possible to be easily rearranged, thereby utilizing their advantages as much as possible. SOLUTION: The computer terminal is achieved by obtaining notebook-sized computer terminal by connecting a display stand in which the keyboard is drawably housed to an input screen of a display allowing direct input to be foldable in the V-shape while directing the screen outward. Furthermore, the notebook-sized computer terminal foldable in the Z-shape in order of a protection cover, the display and the display stand is obtained by connecting the input screen of the display allowing direct input foldably connecting its protection cover part while directing the screen inward.
Patent JP-2003004958-A (JP)
Title: Optical waveguide and waveguide type optical multipexer /demultiplexer and method of manufacturing for the same
Inventor: OHIRA KENTARO
IPC: G02B6/12
Filed: 2001-06-19
Abstract: PROBLEM TO BE SOLVED: To provide a waveguide type optical multiplexer/demultiplexer with which the radiation loss from connecting segments of array waveguides and slab waveguides can be reduced and a method of manufacturing for the same. SOLUTION: This waveguide type optical multiplexer/demultiplexer is constituted to have input waveguides 11, the slab waveguides 12A and 12B which expand and condense the incident light of respective wavelengths and the array waveguides 13 which regulate the phases of the light. Ends 15A of dividing dikes 15 for segmenting the array waveguides 13 in the connecting segments 14 of the slag waveguides 12A and 12B and the array waveguides 12B are formed to a convergent form and to heights decreasing successively toward the front ends.
Patent JP-2003008807-A (JP)
Title: Facsimile equipment
Inventor: NISHIMURA TATSUO
IPC: H04N1/00
Filed: 2001-06-20
Abstract: PROBLEM TO BE SOLVED: To provide facsimile equipment which outputs guidance information on operations, needed for realing various functions in timing of a specific-time stop of operations. SOLUTION: When various functions, such as facsimile communication, are processed according to operations, the facsimile equipment outputs the guidance information needed to operated the functions a specific waiting time later in the middle of the operations for performing the functions. The guidance information, which is not necessary for a skilled operator which has short intervals of operation time, is not outputted, but the guidance information can be outputted only in the case of an operator who is unfamiliar and takes time to operate the equipment, so that the usability of the facsimile equipment can be improved more.
Patent JP-2003001947-A (JP)
Title: Heat sensitive recording material
Inventor: OGA KUNIHIKO
IPC: B41M5/26
Filed: 2001-06-20
Abstract: PROBLEM TO BE SOLVED: To provide a heat sensitive recording material which has high sharpness of an image and an excellent image preservability and which can be easily torn. SOLUTION: The heat sensitive recording material comprises a heat sensitive color developing layer, containing an electron donative dye precursor and an electron acceptive compound for color developing the dye precursor; and a light reflecting layer having a total ray transmittance of 30% or less, sequentially provided from a transparent triacetylcellulose support side in this order on the transparent triacetylcellulose support, in such a manner that the acceptive compound is a compound represented by formula (I).
Patent JP-2002341741-A (JP)
Title: Learning system utilizing quiz website for learning with portable terminal
Inventor: SAKAI YOSHIHIRO
IPC: G06Q50/10
Filed: 2001-05-17
Abstract: PROBLEM TO BE SOLVED: To provide a system in which a member with the intention of learning can learn through a quiz at any time and at any place. SOLUTION: The learning system, by providing an environment in which a participating learning member with the intention of learning can learn without restriction of time, place or dwelling, enables effective learning of the participating learning member all over the country and makes the member's way of thinking on learning more flexible and also enables the member to learn without the consciousness that the member is learning.
Patent JP-2003005213-A (JP)
Title: Multi-gap color liquid crystal display device
Inventor: KIMURA YOHEI
IPC: H01L21/336
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To solve the problem that in a color liquid crystal display device having a multi-gap structure, a liquid crystal changes in capacitance to each pixel of R, G, B corresponding to the cell gap size of a liquid crystal layer, and accordingly, a drop of pixel electrode voltage caused by punch-through of a gate pulse is also different by each pixel, therefore, it is difficult to reduce flickers by correcting asymmetry of a signal waveform by setting voltage applied to a counter electrode common to each pixel as in a color liquid crystal display device having the same cell gap size to each pixel. SOLUTION: In accumulated capacitance or parasitic capacitance between the gate and drain in a pixel, a difference in the liquid crystal capacitance between respective pixels is compensated by setting an area, film thickness of an insulating film, or a dielectric constant correspondingly to the cell gap lengths of R, G, B.
Patent JP-2003003541-A (JP)
Title: Floor drain of room and ventilation equipment
Inventor: OZAWA YOSHIYUKI
IPC: E03C1/122
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To solve an odor problem, a noise problem, and a comparatively high equipment cost problem of a conventional floor drain of a room and ventilation equipment, and to provide the floor drain of the room and the ventilation equipment in which the odor problem is not generated, the noise is low, and the equipment cost is inexpensive. SOLUTION: The floor drain of the room and the ventilation equipment is characterized in that the floor drain and the ventilation of the inside of the room are executed by a conduit connected to a recessed part provided to the floor surface, the conduit is divided into the two directions, one is led to a drain passage via a water sealing trap and the other is opened to the air via a ventilating fan.
Patent JP-2003001787-A (JP)
Title: Device and method for processing image and stencil printing equipment using the device
Inventor: NAKADAI AYA
IPC: G06T5/20
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To capture image data through an external I/F without taking time for transfer and to execute output of high grade. SOLUTION: Binary image data of 300 dpi are inputted to an image processing part 1 from a personal computer PC through the external I/F. A resolution enhancing circuit 3 enhances a resolution to 600 dpi by adding novel lines in the sub-scanning direction. A smoothing circuit 5 executes smoothing by using a plurality of filters so as to determine binary data of pixels which are suspended from conversion into the binary data and of which the density is unknown, out of pixels contained in the novel lines added by the circuit 3. A data synthesizing circuit 4 synthesizes an output of the resolution enhancing circuit 3 and an output of the smoothing circuit 5 and outputs binary printing data for making a stencil paper to a plate making part 61 via a data selecting circuit 6.
Patent JP-2003005252-A (JP)
Title: Shutter device for camera
Inventor: YAGINUMA DAISUKE
IPC: H04N5/225
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To stabilize exposure operation and to make shutter speed higher while realizing the simplification of structure and low power consumption in a shutter device for a camera. SOLUTION: This shutter device for the camera is equipped with a shutter blade 30, an electromagnetic actuator 40, a control circuit for controlling energizing, a 1st spring 50 which can be engaged with a driving pin 41a, and a 2nd spring 60 which can be engaged with the 1st shutter blade 31. An actuation starting position is decided by energizing the shutter blade in a reverse direction just before the shutter blade travels to perform closing operation, and also the 1st and the 2nd springs 50 and 60 are charged with spring force, and the closing operation is assisted by using the charged spring force when traveling to perform the closing operation. Thus, the exposure operation is stabilized, and the shutter speed is made high though the power consumption is restrained.
Patent JP-2003005705-A (JP)
Title: Plasma display
Inventor: MIMA KUNIHIRO
IPC: G09G3/298
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To solve such a problem that the barrier electric charge is decreased by a self-erasing discharge and a non-lighting cells is generated in a plasma display device. SOLUTION: In this plasma display device, the potential of data electrode is made lower than the potentials of scan electrode and sustainment electrode at the time of sustainment discharge and erasure discharge are generated.
Patent JP-2003013964-A (JP)
Title: Super-thin-walled rolling bearing and its retainer
Inventor: UEDA KEIICHI
IPC: F16C33/42
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To surely control a gap in a radial direction of a segment forming a retainer of a super thin-walled bearing and to improve work efficiency for combining respective segments. SOLUTION: A cylinder-shaped connecting surface 45A and spherical connecting surface 46A are formed at one of a connecting portion A of the segment 40. These connecting surfaces 45A and 46A are respectively connected with a cylinder-shaped connecting surface 45B and spherical connecting surface 46B formed in a connecting portion B of a counter-segment 40 in a radial direction at a concavo-convex connecting state, and pulling-out of respective segments 40 can be prevented in a radial direction accordingly.
Patent JP-2003015049-A (JP)
Title: Lattice illumination microscope and observation method using the same
Inventor: OSAWA HISAO
IPC: G02B21/36
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To obtain an image with good picture quality even when a pixel pitch is not sufficiently small to that of a lattice pattern illuminated on a specimen. SOLUTION: An lattice illumination microscope is provided with a lighting source to emit illumination light with one dimensional lattice pattern from one dimensional lattice 3, a specimen placing plate 15 to place the specimen 16, an imaging optical system to form the image of the specimen in response to observation light emitted from the specimen on the specimen placing plate in response to the illumination light with the lattice pattern, and a CCD camera 8 to photograph the image of the specimen formed by the imaging optical system. The microscope has a direction regulating device 12 to regulate the rotational position of the direction of the lattice pattern in the image of the specimen photographed by the CCD camera 8 and the array direction of the pixel in an imaging device.
Patent JP-2002080869-A (JP)
Title: Fuel for fuel cell system
Inventor: SAITO KENICHIRO
IPC: C10L1/182
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a fuel for a fuel cell system, which produces a greater electric power per unit weight, produces a greater electric power for a certain quantity of CO2 generated, has a low rate of fuel consumption, produces little evaporation gas (evapoemission), can maintain the initial performance for a long time with little deterioration of a fuel cell system such as a catalyst for reforming, a catalyst for a water gas shift reaction, a catalyst for removing carbon monoxide, and a fuel cell stack, has good storage stability and good handleability in respect of the flash point or the like, and requires less quantity of heat for preheating. SOLUTION: The fuel for a fuel cell system contains a hydrocarbon oil in an amount of at least 5 vol.% based on the total fuel, and an oxygen compound in an amount of 0.5-20 mass%, in terms of oxygen element, based on the total fuel, wherein the hydrocarbon compound has such distillation characteristics as an initial boiling point in distillation of 100-190 deg.C, a 10 vol.% running temperature of 120-210 deg.C, a 95 vol.% running temperature of 220-300 deg.C, and a distillation end point of 230-320 deg.C.
Patent JP-2002047601-A (JP)
Title: Track renewing device
Inventor: THEURER JOSEF
IPC: E01B29/05
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a specific kind of device usable in optimal track reconstructing operation and simultaneously cleaning an exposed ballast bed. SOLUTION: This device 1 for replacing a track 4 composed of rails 2 and sleepers 3 includes a machine frame 6 formed of two frame parts 7 supportable with both ends on the track 4 by a rail lower structure 5. The device 1 is provided with a frame joint 8 for mutually connecting the two frame parts 7, a sleeper laying device 21, a sleeper lifting device 43 and an endlessly rotatable cleaning device 11 for taking up ballast 14. A ballast discharge device 23, the discharge end 22 of a second conveyor belt unit 19 extending in the lengthwise direction of the device for carrying the ballast 14 and connected to the ballast discharge device and a vertically adjustable ballast grade device 27 are arranged between the cleaning device 11 and the sleeper laying device 21.
Patent JP-2002036588-A (JP)
Title: Ink cartridge
Inventor: MERZ ERIC A
IPC: B41J2/175
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To provide an ink cartridge having high function for an ink jet printer. SOLUTION: The ink cartridge 10 has an ink conduit 30 for allowing a free ink chamber 24 and a core chamber 22 to communicate with each other, an outlet hole 40 for discharging ink from the core chamber 22, an opening part 60 for allowing the recessed part 70 formed to the outer surface of an upper wall 14 and the core chamber 22 to communicate with each other, an overflow pipe 82 of which one end is arranged to the recessed part 70 and the other end is arranged to a lower wall 18 and an ink dam 90 preventing the ink, which overflows from the opening part 60, from flowing to the overflow pipe 82.  The upper wall 14 and the lower wall 18 are sealed by a tape and, when the tape 50 is peeled in environment wherein there is defference between the pressure in a housing 12 and the outside pressure, the ink dam 90 intercepts the ink flowing in the recessed part 70 to prevent the ink from flowing in the overflow pipe 82 to be discharged from the cartridge.
Patent JP-2002053829-A (JP)
Title: Two-pack type aqueous polychloroprene adhesive and structure adhered
Inventor: SUNADA KIYOSHI
IPC: B32B25/10
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To provide an aqueous CR (polychloroprene) in solvent adhesive free from problems which the conventional solvent-type adhesives have, on safety and hygiene, and the environmental pollution, which and capable of having a stronger adhesion, and an adhered structure bonded with the adhesive. SOLUTION: A two-pack type aqueous polychloroprene adhesive comprising a polychloroprene latex obtained by the emulsion polymerization of chloroprene and 2,3-dichloro-1,3-butadiene and a tackiness imparting resin, and a curing agent containing a water-dispersible isocyanate compound. Further, an adhered structure prepared by bonding a foamed rubber material and a cloth with the two-pack type aqueous polychloroprene adhesive.
Patent JP-2003019861-A (JP)
Title: Thermal recording material
Inventor: TSUGAWA HIROAKI
IPC: B41M5/26
Filed: 2001-07-06
Abstract: PROBLEM TO BE SOLVED: To develop a thermal recording material excellent in light resistance and high in coloring density. SOLUTION: In the thermal recording material in which a thermally coloring layer containing a usually colorless or slightly colored coloring compound and a developing compound for making the coloring compound develop color during heating as main components is formed on a support, at least one compound selected from a 3'-(2H-benzotriazol-2-yl)-4'-hydroxy-4-biphenyl sufonic acid salt, 2,2'-methylene-bis(4-methyl-6-t-butylphenol), 2,2'-methylene-bis(4-ethyl-6-t- butylphenol, and 2,2'-methylene-bis[6-(1-methylcyclohexyl)-p-cresol] is incorporated.
Patent JP-2003020487-A (JP)
Title: Combustion system for liquid fuel
Inventor: YOSHIDA YASUSHI
IPC: F02M37/00
Filed: 2001-07-09
Abstract: PROBLEM TO BE SOLVED: To provide a combustion system capable of keeping a good and stable combustion condition even in a lean mixed gas, sufficiently attaining reduction of fuel consumption, NOx and CO and being widely applied to various combustion systems by improving the atomized state of the fuel during fuel injection. SOLUTION: A gas-mixed and dissolved fuel is prepared in advance by mixing and dissolving the gas in a requisite ratio into the liquid fuel to be fed to a combustion chamber through a gas-dissolving nozzle in a gas dissolver. The fuel is transferred from the gas dissolver to another low pressure or air-opened fuel tank and taken out of the tank. The fuel is pressurized and sprayed into a low pressure combustion chamber through a spray nozzle 2 and ignited and burned in the atomized state.