baber/WOPTO huggingface dataset:
Patent JP-2002147532-A (JP)
Title: Propeller shaft
Inventor: HOSOOKA KAZUOKI
IPC: F16F15/124
Filed: 2001-05-24
Abstract: PROBLEM TO BE SOLVED: To fix a dynamic damper on a predetermined position in a pipe body and maintain safety, heat resistance, and durability without an adhesive, a fixing member or an adhesion process. SOLUTION: The dynamic damper 10 comprising a cylindrical mass member 11 and an elastic body 12 provided in such a manner of covering an outer peripheral surface of the mass member 11 is used. An outer diameter R2 of the elastic body 12 is larger than an inner diameter R1 of the pipe body 2. While elastically deforming the elastic body 12 by compression, the dynamic damper 10 is fixed on an inner peripheral side of the pipe body 2 in order to constitute this propeller shaft 1. The compression of the elastic body 12 is set so that abrasion resistance at a contact surface of elastic parts 12a and 12b and the inner peripheral surface of the pipe body 2 is larger than force of the dynamic damper 10 to come out.
Patent JP-2002351360-A (JP)
Title: Monitor and control board equipped with switching type state display and warning display panel
Inventor: HATAKEYAMA MASAHIRO
IPC: G06F3/048
Filed: 2001-05-25
Abstract: PROBLEM TO BE SOLVED: To switch the display contents of an operation state display and warning display panel such as a monitor board for plant operation among several patterns. SOLUTION: The state display and warning display panel is composed of display panels of a plurality of patterns and rotatable around a rotary shaft. When an operator selects a desired display pattern by operating a display panel selection switch, the state display and warning display panel rotates around the rotary shaft and then the operator can recognize the display panel of the desired display pattern visually.
Patent JP-2002346758-A (JP)
Title: Projection welding method, and projection welding equipment
Inventor: OU SEIHA
IPC: B23K11/24
Filed: 2001-05-28
Abstract: PROBLEM TO BE SOLVED: To detect and display any explosion occurring by inputting excessive heat in a weld part when welding is carried out utilizing the resistance heat generation. SOLUTION: A projection welding equipment comprises a mean resistance calculator 10 for calculating the mean resistance in a predetermined period after completing the conduction set by a time setting unit 9 by inputting the output signal of a resistance calculator 7 and the output signal of the time setting unit 9, a reference resistance setting unit 11 for setting the reference resistance, a comparator 12 which inputs the output signal of the mean resistance calculator 10 and the output signal of the reference resistance setting unit 11 to compare levels of both output signals, and outputs the explosion occurrence signal when the output resistance of the mean resistance calculator 10 exceeds the reference resistance of the reference resistance setting unit 11,  and an explosion display 13 which receives the output signal of the comparator 12 and displays occurrence of the explosion only when the explosion occurrence signal is present. When explosion is detected, it can be displayed, and a weld work 50 in which explosion occurs therein can be removed.
Patent JP-2002355833-A (JP)
Title: Method for producing polyimide film
Inventor: KANESHIRO NAGAYASU
IPC: B29K79/00
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a polyimide film having high productivity without causing the lowering of strength. SOLUTION: An organic solvent solution of a polyamide acid is added with a chemical conversion agent and a catalyst, and the mixture, after being cast on a support and heated, is peeled off from the support to obtain a partially cured and/or partially dried polyamide acid film comprising at least 50 parts of the catalyst, 30 parts or below of the solvent, and 20 parts or below of the chemical conversion agent and/or the derivatives of the chemical conversion agent of a residual volatile component. Subsequently, the residual polyamide acid is imidated, and the film is dried so that the polyimide film high in productivity and mechanical strength can be produced.
Patent JP-2002356893-A (JP)
Title: Circulation type water closet unit with sewage purifying function and aeration method therefor
Inventor: SUZUKI MINORU
IPC: E03D5/016
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To provide a circulation type water closet unit with a sewage purifying function, which suppresses a mal odor by improving the purifying function and can be installed even in a case of space savings, and an aeration method therefor. SOLUTION: The circulation type water closet unit with the sewage purifying function, wherein flushing water is utilized circulatably, has an aeration tank 4 for aerating sewage generated by utilizing a toilet, a reaction tank 5 for making the sewage from the aeration tank 4 purified by microbes, and the like.  In the water closet unit and the aeration method therefor, the aeration tank 4 has a communication part which makes a lower part of an agitation tank communicate with a bottom of a retention tank so as to enable the movement of the sewage from the agitation tank to the retention tank and a communication part 8b which makes an upper part of the retention tank communicate with an upper part of the agitation tank so as to enable the movement of the sewage from the retention tank to the agitation tank; the sewage agitated in the agitation tank flows onto the bottom of the retention tank through the communication part provided at the bottom of the retention tank; and supernatant sewage in the retention tank flows into the next agitation tank through the communication part 8b provided in the upper part of the retention tank.
Patent JP-2002359654-A (JP)
Title: Booster
Inventor: IIDA YOSHITAKA
IPC: H04N7/16
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To prevent an excess input at amplification of a digital modulation signal. SOLUTION: A plurality of high frequency signals including at least one digital modulation signal is supplied to an input terminal 2, and an amplifier 8 amplifies the high frequency signals. A variable attenuator 6 attenuates the high frequency signals before being applied to the amplifier 8 and gives the attenuated signals to the amplifier 8. An excess input detector 12 is placed between the output of the variable attenuator 6 and the output of the amplifier 8 and increases the attenuation of the variable attenuator 6 when the level of the received high frequency signals is greater than a reference level required to bring a bit error rate of the digital modulation signal into a predetermined rate or below.
Patent JP-2005049362-A (JP)
Title: Liquid crystal display device
Inventor: NAKAO KENJI
IPC: G09G3/34
Filed: 2001-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To solve the following problem: in monochrome display in a conventional field sequential method, power may be wasted by the luminescence of other parts.  <P>SOLUTION: The liquid crystal display device provided with a liquid crystal display panel and an illuminating means displays prescribed display information and changes the color of the illuminating means in accordance with the display information. To be more precise, the liquid crystal display device is provided with the illuminating means which divides the display information on a prescribed screen into multiple pieces of color information and adjusts the intensity of illumination according to the maximum value of the color information of each color, and the liquid crystal panel which adjusts transmissivity according to both the intensity of illumination and the display information. Thus, reduction of power consumption is realized.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2002365666-A (JP)
Title: Driving method of liquid crystal display device and liquid crystal display device using the method
Inventor: NUMATA YUKIO
IPC: G09G3/20
Filed: 2001-06-04
Abstract: PROBLEM TO BE SOLVED: To provide a driving method of a liquid crystal display device in which an array of liquid crystal molecules is transitioned from a spray state to a bend state much faster than a conventional case for the device that uses OCB cells. SOLUTION: Transition is made from a spray state to a bend state in a short time by simultaneously applying an arbitrary voltage from a display data signal line failure detection driving circuit of a display data line side and an opposing electrode side.
Patent JP-2002364966-A (JP)
Title: Switch circuit for cold storage chamber
Inventor: UNO HIDEKI
IPC: F25D11/00
Filed: 2001-06-06
Abstract: PROBLEM TO BE SOLVED: To provide a switch circuit for a cold storage chamber excellent in operability and capable of surely excluding mistaken operation. SOLUTION: A first flip flop 24a outputs an operation signal for controlling a Peltier element 22 to the side of hot storage and, simultaneously, fixes a second flip flop 24b under reset condition when a hot storage switch 12 is operated. On the other hand, the second flip flop 24b outputs an operation signal for controlling the Peltier element 22 to the side of refrigeration and, simultaneously, fixes the first flip flop 24a under reset condition when a cold storage switch 14 is operated. As a result, the converting malfunction of the Peltier element 22 caused by careless contact to the switch or the like can surely be prevented even when an easily operated momentary type switch is employed as the hot storage switch 12 or the cold storage switch 14.
Patent JP-2002369281-A (JP)
Title: Sound quality and sound volume controller
Inventor: MURASE ATSUNOBU
IPC: H03G5/16
Filed: 2001-06-07
Abstract: PROBLEM TO BE SOLVED: To provide a sound source and sound volume controller, with which a user can naturally listen to in hearing sense, even when the levels of a sound source signal and a noise signal change respectively. SOLUTION: A sound source signal level updating means 113 compares a sound source signal level, calculated by a sound source signal analyzing means 108 with a previous sound source signal level in the same band, determines the updating quantity, and outputs a sound source signal level updating processing output value, which is updated to a compensation amount calculating means 109. A noise level updating means 112 compares a noise signal level calculated by a noise signal analyzing means 107 with a previous noise signal level in the same band, determines the updating quantity, and outputs a noise signal level updating processing output value which is updated to a means 109. The means 109 calculates compensation amount by a constant time interval, by using the sound source signal level updating processing output value and the noise signal level updating processing output value.
Patent JP-2002332946-A (JP)
Title: High output wave activated power generation buoy
Inventor: WATABE TOMIJI
IPC: F03B13/16
Filed: 2001-05-02
Abstract: PROBLEM TO BE SOLVED: To realize a high-output wave activated power generation buoy in which high output can be gained based on a small-sized buoy moored on the ocean, power unit price per output is extremely low, and control of over-input from stormy wave is rationally possible compared to a conventional highly efficient wave activated power generating device having obtained energy from motion of a buoy in relative to a fixed member. SOLUTION: A quasi sealed water chamber containing a large amount of sea water in a base buoy as an ocean station is provided, a natural vibration cycle of the base buoy is prolonged by using a large mass addition effect of this sea water for phase lag, and a new power generation method is obtained for high-output wave activated power generation from a relative motion with a short cycle buoy with a small phase lag and a short natural vibration cycle. By providing a difference in the horizontal cross section of a float chamber between a normal wave with small wave height and a stormy wave with high wave height, a large difference is generated in a buoyancy change by wave, and rational control on over-input is realized by considerably compressing the phase lag of the base buoy at a storm.
Patent JP-2002080767-A (JP)
Title: Active energy ray-curable water-based ink composition for ink-jet printing use
Inventor: YAMADA YUTAKA
IPC: C09D11/00
Filed: 2001-06-19
Abstract: PROBLEM TO BE SOLVED: To provide an active energy ray-curable water-based ink composition for ink-jet printing use having excellent adherence to various to-be-printed matters, abrasion resistance and water resistance, slight in odor and skin irritancy, and having good issue stability. SOLUTION: This water-based ink composition essentially comprises a colorant, an active energy ray-curable component, a water-miscible organic solvent and water; wherein the active energy ray-curable component is a water- based compound having in the molecule unsaturated double bond-bearing groups and carboxy group neutralized with a basic compound, especially being a polyurethane compound, and the total amount of the unsaturated double bond-bearing groups is preferably 1.0-5.0 equivalent/kg.
Patent JP-2003001275-A (JP)
Title: Equipment for treatment of waste water containing gallium-arsenic
Inventor: MATSUMOTO AKIRA
IPC: C02F1/28
Filed: 2001-06-19
Abstract: PROBLEM TO BE SOLVED: To provide equipment for the treatment of waste water containing gallium-arsenic which treats waste water containing gallium-arsenic discharged from manufacturing factories of compound semiconductor wafers, manufacturing factories of devices or the like and with which gallium being a rate and valuable metal can be efficiently and completely collected and at the same time, coexistent arsenic can be removed without producing aggregated sludge containing iron. SOLUTION: The equipment for the treatment of waste water containing gallium is equipped with a gallium concentrating means where the waste water containing gallium and arsenic is introduced to concentrate gallium and with an arsenic reducing means to reduce arsenic ions into single arsenic in the presence of a catalyzer.
Patent JP-2003004407-A (JP)
Title: Displacement measuring device
Inventor: MOMOSE SHOGO
IPC: G01B7/00
Filed: 2001-06-20
Abstract: PROBLEM TO BE SOLVED: To obtain appropriate detection sensibility and stable detection result using simplified structure. SOLUTION: Excitation coils 13c and 13d and a detecting coil 12 are arranged separately, a balance between a pair of exciting coils 13c and 13d is used for detection, and impedance is balanced by linear resistance or the like and removed. The quantity of change of the rest is obtained by displacement sensors 10a to 10d using a compact core body 11 in appropriate linearity and high sensitivity. The displacement sensors are arranged as to pinch an object 14 to be detected therewith, permitting stable detecting operation regardless of temperature changes in the environment by means of an inexpensive circuit, without using a conventional constant current circuit.
Patent JP-2003001637-A (JP)
Title: Silicon film removing method and removing liquid
Inventor: KATO YOSHITAKE
IPC: C03B11/00
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To develop a method which can surely remove a silicon film formed on the surface of a mold for precision injection molding without leaving a residue and treat the surface promptly and inexpensively. SOLUTION: A solution containing potassium hydroxide, a sulfonic acid salt, an amide compound, etc., is used as a silicon film removing agent, and the silicon film is removed with the temperature of the solution adjusted at 30-90 deg.C. The silicon film removing effects of the solution can be improved by agitating the solution by means for mechanical agitation, ultrasonic agitation, the generation of bubbles by reducing pressure, etc., in the treatment.
Patent JP-2003009367-A (JP)
Title: Cable reel
Inventor: SAKATA TOMOYUKI
IPC: B62D1/04
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To reduce running torque of a cable reel. SOLUTION: The cable reel 10 is constituted of a guide means 13, formed by providing a C-shaped ring member 14 with a plurality of rollers 15 being placed in an annular hollow portion 18 formed by a movable body 11 and a fixed body 12; a flat cable 16, one end of which is fixed on the movable body 11 and the other end of which is fixed on the fixed body 12, is wound in an inner circumferential path I between an inner cylindrical portion 11a and the guide means 13 and in an outer circumferential path II between an outer cylindrical portion 21a and the guide means 13, with a middle portion thereof being inverted through an inverting path 17; annular recesses 15a in the rollers 15 fit and installed rotatably in bearing holes 14d formed in a ring member 14.  The outermost circumferential portion of each roller 15 is made to protrude farther than the inner and outer circumferential ends of the ring member 14; and further, the outside diameter of the ring member 14, between the first roller 15a for inverting and the second roller 15b, is positioned inside the tangential lines, connecting the first roller 15a and the second roller 15b.
Patent JP-2003001858-A (JP)
Title: Ink jet recorder and recovery system unit thereof
Inventor: SAITO TETSUYA
IPC: B41J2/185
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To prevent ink mixed with black ink from adhering to a vicinity of a color-ink discharge opening, and prevent the quality of a recorded image from being degraded by a color mixture of the ink in recording after empty suction, when the empty suction is applied to a recording head, having a black- ink discharge opening and the color-ink discharge opening, in such a manner that a single cap and a single suction means make negative pressure act on the inside of the cap communicating with the atmosphere. SOLUTION: A suction port 21 for making the negative pressure from a negative-pressure generating source act on the inside of the cap is arranged in a position closer to the black-ink discharge opening of a recording means, facing the cap in capping, than to the color-ink discharge opening of thereof; and a communicating port 22 for making the inside of the cap communicate with the atmosphere is arranged in or near a position which is within an area of the color-ink discharge opening of the recording head, facing the cap in the capping, and farthest away from the black-ink discharge opening.
Patent JP-2002175101-A (JP)
Title: Parameter designing method for servo system
Inventor: FUTAMI SHIGERU
IPC: H02P29/00
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a parameter designing method capable of optimizing param eter design for a servo system by a theoretically backed up method and realizing robustness against fluctuation in a load machine parameter. SOLUTION: In this servo system giving a position command and using a position of machine as a controlled variable, when a step command r (t)=U (t>=0) is given as a position command and a position of the load machine is represented by x(t), a response time integral value y of the load machine position is proportional to a time T, and an ideal function between the command and the controlled variable is represented by expression 1 (in this expression, βmeans sensitivity while T means a time). In the case of overshooting of the machine position to be x(t)>U, an expression x (t)=2U-x (t) is applied.
Patent JP-2003012208-A (JP)
Title: Image forming device
Inventor: NAKAJIMA AKIRA
IPC: B65H29/70
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To prevent an image forming surface from getting dirty by certainly discharging a sheet on which an image is formed, and delaying time when a sheet discharged later is contacted with an image forming surface of the previously discharged sheet. SOLUTION: An auxiliary roller 43 is provided in a downstream side in a direction discharging a sheet to a discharging roller 41. Thereby, the sheet discharged by the discharging roller 41 in a state of being stiffened in a recessed shape by depressing an image forming surface by a stiffening means is further sent in the discharging direction by the auxiliary roller 43.
Patent JP-2003013797-A (JP)
Title: Engine
Inventor: HASEGAWA YASUAKI
IPC: B22F3/11
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide an engine capable of restraining abrasion and scuffing of both of a cylinder bore 3 and a piston at low cost. SOLUTION: A metal porous body 4 formed of 18-8 stainless steel is composed and an aluminum alloy constituting a cylinder block 1 is impregnated on and in a sliding part of the cylinder bore 3 on the cylinder block 1. In the meantime, a polyamide-imide resin which is a thermosetting resin is applied on a skirt part of the piston.
Patent JP-2003012993-A (JP)
Title: Aqueous pigment composition
Inventor: YOSHIDA TAKASHI
IPC: C09D5/06
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide an aqueous pigment composition that can be easily washed out even if it adheres to the skin such as the hands or the like and does not cause bubbling when applied to drawing. SOLUTION: The aqueous pigment composition comprises at least a pigment, a water-soluble polymer, water, an alkylbenzene sulfonic acid or its salts and a montmorillonite-based clay mineral.
Patent JP-2003015654-A (JP)
Title: Gap packing material
Inventor: MIURA KENICHI
IPC: B62D25/04
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a gap packing material which can be easily inserted and held into a parts of a cylindrical structure. SOLUTION: The gap packing material 1 is formed to a shape at which the material can be elastically deformed and inserted into a gap 4. The sectional shape of the gap 4 is rectangular and the gap packing material 1 is formed to a planer shape longer than the diagonal line of the rectangular shape and is formed insertably into the gap 4 by curving the material. Further, the gap packing material is provided with an expansion section 6 meeting the volume of the gap 4. After the gap packing material is inserted into the gap 4, the material is expanded by heating, by which the gap is packed.
Patent JP-2002043809-A (JP)
Title: Non-reversible circuit device
Inventor: TAKEDA SHIGERU
IPC: H01P1/36
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a concentrated constant non-reversible circuit device which is used for mobile communication equipment, and small in size, high in accuracy, superior in reliability, and high in resistance to noise. SOLUTION: A non-reversible circuit device has a structure, in which center conductors that are electrically insulated from one another and arranged, intercrossing each other, are disposed on a ferrite on which a DC magnetic field is applied, a resistor element and/or capacitor element are connected between the one port and ground of the center conductor, and a capacitor element is connected between the other ports and the ground of the center conductor respectively, where at least a capacitor element is arranged vertically outside this ferrite.
Patent JP-2003013161-A (JP)
Title: Ni-BASED AUSTENITIC SUPERALLOY WITH LOW THERMAL EXPANSION AND MANUFACTURING METHOD THEREFOR
Inventor: YAMAMOTO RYUICHI
IPC: C22C19/05
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a Ni-based austenitic superalloy with a low thermal expansion, having a coefficient of thermal expansion equal to that of a ferrite-based 12Cr steel, and high-temperature strength and corrosion/oxidation resistance equal to that of an austenite-based heat resistant alloy. SOLUTION: This super alloy includes carbon 0.15 mass% or less, silicon 1 mass% or less, manganese 1 mass% or less, chromium 5-20 mass%, molybdenum 17-26 mass%, aluminum 0.1-2.0 mass%, titanium 0.1-2.0 mass%, iron 10 mass% or less, boron 0.02 mass% or less, zirconium 0.2 mass% or less, tungsten, rhenium, and the balance substantially nickel, while the sum of aluminum and titanium content is 1-5.5 atom.%, satisfying the expression: 17<=Mo+(W+ Re)/2<=27, where Mo indicates a molybdenum content by mass%, W indicates a tungsten content by mass%, and Re indicates a rhenium content by mass%. The super alloy, further has a structure, in which a γ'-phase consisting of intermetallic compounds, and a A2 B-phase consisting of intermetallic compounds, form composite precipitates.