baber/WOPTO huggingface dataset:
Patent JP-2003083020-A (JP)
Title: Check valve of vehicle, engine furnished with the check valve, and fluid path opening and closing method of vehicle
Inventor: ITO HIROAKI
IPC: F01M1/08
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a check valve control technology effective in favorably controlling opening and closing of a fluid path used in a vehicle through a check valve. SOLUTION: A part of lubricating oil supplied to a lubricating oil supply path 130 is supplied to an oil jet path 170 through the check valve 200 in an automobile engine. A valve element 220 of the check valve 200 sets the oil jet path 170 in a state of being closed or a state of being opened in accordance with a balance of pressure of the lubricating oil supply path 130 and elastically biassed force of a coil spring 230. A pin member 260 can be fitted in a recessed part 224 of the valve element 220 in correspondence with hydraulic pressure of a lubricating oil guide path 240. The check valve 200 is set at an open position when driving the engine, while the pin member 260 is fitted in the recessed part 224 and motion of the valve element 220 at this position is restrained.
Patent JP-2003098344-A (JP)
Title: Method for manufacturing polarizer, polarizer, polarizing plate and image display device
Inventor: TSUCHIMOTO KAZUYOSHI
IPC: B29C55/02
Filed: 2001-09-20
Abstract: PROBLEM TO BE SOLVED: To provide a method for stably manufacturing a polarizer consisting of a polyvinylalcohol film having a high polarization degree and high transmittance. SOLUTION: The polarizer is manufactured by subjecting a non-stretched polyvinylalcohol film to dry uniaxial stretching by <=4 times of stretching ratio, then to dyeing and further to uniaxial stretching in a boron compound by <1.5 times of stretching ratio.
Patent JP-2003088741-A (JP)
Title: Mixing method for slurry and dehydration method therefor
Inventor: IBARAKI TETSUJI
IPC: B01F27/91
Filed: 2001-09-20
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a homogeneously mixed slurry or a dehydrated product (e.g. a dehydrated cake) by wet mixing a plurality of powders different in specific gravity, especially a method suitable for homogeneously mixing an iron oxide powder with a carbon powder. SOLUTION: A powder mixture containing a powder with a low specific gravity and a powder having a high specific gravity is suspended in water, and the resultant slurry is put into an agitation tank and mixed by causing a descending flow in the slurry at the central side of the agitation tank and an ascending flow in the slurry at the peripheral side. Here, by agitating while maintaining the slurry flow rate of the ascending flow at a suitable rate or higher, a homogeneous composition is obtained. A slurry produced by this method is sent through a liquid transport pipeline to a dehydrator to dehydrate therewith, thus giving a dehydrated cake.
Patent JP-2003100293-A (JP)
Title: Carbon material and manufacturing method and usage thereof
Inventor: SUDO AKITAKA
IPC: H01M10/0569
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To provide a negative electrode material for a secondary battery which requires a less restriction on an electrolyte, and a secondary battery having a high initial efficiency and a high discharging capacity. SOLUTION: A composition containing drying oil, or the fatty acid from the drying oil, and a phenolic resin is made to adhere to carbonaceous powder, which is then subjected to a heat treatment under a non-oxidizing atmosphere to form a carbon film layer with a superior impermeability on the surface. This carbon material having the carbon film is used as the electrode material of a lithium secondary battery.
Patent JP-2003101322-A (JP)
Title: Antenna module and portable equipment using it
Inventor: NAGATSU TATSUYA
IPC: H01Q1/36
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To provide an antenna module that can obtain sufficient antenna performance regardless of its arrangement. SOLUTION: This antenna module is provided with an antenna core 12, a conductor 11 wound around the core 12, and a varactor diode 13 mounted on a circuit board 30 and, at the same time, connected in parallel with both ends of conductor 11. This module is also provided with a grounding terminal 17 to which one terminal of the parallelly connected body 14 composed of the diode 13 and conductor 11 is connected, and an output terminal 24 to which the other terminal of the connected body 14 is connected. The circuit board 30 is integrally formed with the antenna core 12 in a state where the board 30 is in contact with the upper surface of the core 12.
Patent JP-2003098643-A (JP)
Title: Silver halide color photographic sensitive material
Inventor: NAKAMINE TAKESHI
IPC: G03C7/34
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a silver halide color photographic sensitive material having a high color developing property and giving a color image excellent in hue and light resistance. SOLUTION: The silver halide color photographic sensitive material contains at least one cyan coupler of formula (I) and at least one compound of formula (II) in at least one layer on the base. In the formula (I), R<1> and R<2> are each alkyl, cycloalkyl, alkenyl, aryl or a heterocyclic group; R<3> is alkyl, cycloalkyl or alkenyl; R<5> is alkyl or aryl; R<4> and R<6> -R<8> are each H or a substituent but at least one of them is the substituent; and adjacent two groups of R<4> -R<8> do not bond to each other to form a ring. In the formula (II), R<21> -R<25> are each H or a substituent.
Patent JP-2003108105-A (JP)
Title: Display device
Inventor: HIGAKI HITOSHI
IPC: G09G5/00
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a display device which actualizes a computer system facilitating the operation for browsing data stored in a device that an information processor uses as an external storage device. SOLUTION: A memory card 326 that a PC main body (information processor) 20 uses as an external storage device can freely be mounted on and demounted from a monitor (display device) 30 as a peripheral device of the PC main body 20 and the monitor 30 has a function of reading data out of the memory card 326 and displaying them by itself.
Patent JP-2002260965-A (JP)
Title: Solid electrolytic capacitor and manufacturing method therefor
Inventor: FUKUI NORIHITO
IPC: H01G9/00
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for an electrolytic capacitor, by which the solid electrolytic capacitor with excellent characteristics can be obtained through a simple manufacturing process. SOLUTION: A capacitor element is formed by winding an anode foil, a cathode foil, and a separator together. In a specific container, a certain amount of polymerizing monomer and a certain amount of oxidizer are put together with a specific solvent and mixed, the capacitor element is dipped in their mixture liquid right thereafter, and a conductive polymer is subjected to polymerization in the capacitor element to form a solid electrolytic layer. This capacitor element is inserted into an external case to complete the solid electrolytic capacitor. In this case, the concentration of the oxidizer in the specific solvent is 40 to 55 wt.% and the wt. ratio of the polymerizing monomer and oxidizer is 1:0.9 to 1:2.2. Or at least one of processes of adding a specific polymerization accelerator to the mixture liquid is performed.
Patent JP-2003110433-A (JP)
Title: Transmission power control system and transmission power adjustment method
Inventor: NAKAJIMA SHUNICHI
IPC: H04B1/04
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To significantly shorten a time required for adjustment of DAC (Digital-Analog Conversion) codes stored in a linear interpolation table at an adjusting mode. SOLUTION: In adjusting gains of a transmission circuit 105 by using the linear interpolation table in an adjustment data storing section 109, the data are transmitted in a burst form and the gains are changed while successively referring to the table during the transmission, and changes in output power of a transmitter are collectively measured by using a spectrum analyzer 111. A PC 110 monitors whether or not an output waveform of the transmission circuit measured by the analyzer 111 is matched with an output waveform being predicted from retrieval data set in the PC 110, and if they are not matched each other, the PC 110 updates retrieval data setting in a shift register 117.
Patent JP-2002204024-A (JP)
Title: Semiconductor laser device, and semiconductor laser module and raman amplifier using it
Inventor: TSUKIJI NAOKI
IPC: G02F1/35
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To obtain a semiconductor laser device that is suited for a light source for a Raman amplifier that is stable and can obtain a high gain, and to provide a semiconductor laser module, and the Raman amplifier using the semiconductor laser module. SOLUTION: A diffraction grating is provided near an active layer formed between a first reflection film that is provided ion the emission end face of a laser beam and a second reflection film that is provided on the reflection end face of the laser beam, and a laser beam including at least two oscillation vertical modes 31-33 within a half-value width Δλh of an oscillation wavelength spectral 30 is outputted by combining oscillation parameters including the length of a resonator formed by the active layer and the wavelength selection characteristics of the diffraction grating. In this case, the diffraction grating may be set to a chirped grating for achieving periodical fluctuation, or may be provided at one portion.
Patent JP-2003107216-A (JP)
Title: Reflective sheet and back light unit using the same
Inventor: NAKANO MASASHI
IPC: G02B5/02
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a reflective sheet which can prevent scratches on the back face of a light guide plate and to provide a back light unit by using the reflective sheet so as to improve the luminance and to obtain uniform luminance. SOLUTION: The reflective sheet 1 is to be used for a back light unit so as to decrease emission of rays and has a base sheet layer 2 made of a white synthetic resin, a scratch preventing layer 3 layered on the top face side of the base sheet layer 2. The scratch preventing layer 3 comprises a binder 4 and resin beads 5 dispersed in the binder 4. The binder 4 is prepared by crosslinking and hardening a polymer composition. The base polymer of the polymer composition has <=30×10<3> average molecular weight and <=20 hydroxyl value. The glass transition point of the resin beads 5 is >=0 deg.C and <=30 deg.C.
Patent JP-2003109662-A (JP)
Title: Method of manufacturing secondary battery
Inventor: SAKAMOTO TAKESHI
IPC: H01M10/052
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a secondary battery of excellent reliability, improved in degradation of cycle characteristics with uniform battery reaction without needing a complicated manufacturing process following the elimination of gas by suppressing the gas caused by decomposition of an electrolyte. SOLUTION: This method of manufacturing the secondary battery having a positive electrode 3, a negative electrode 4 and an electrolyte 7 in a case 2, comprises an initial charging process for charging at least three times. It is preferable to perform the first charging in the initial charging process at the current value of 0.2 C or less, to set the open-circuit voltage after the first charging to 0.5 V to 2.5 V and to perform the last charging in the initial charge process with the current of 0.5 C or less after the lapse of 12 to 240 hours after the completion of the charging directly before the last charging.
Patent JP-2003114056-A (JP)
Title: Heat exchange system
Inventor: ISHII NAOTERU
IPC: F24H1/18
Filed: 2001-10-03
Abstract: PROBLEM TO BE SOLVED: To provide a heat exchange system capable of leakage detection in a liquid-liquid heat exchange. SOLUTION: The heat exchange system comprises a first channel (circulation pathway 4) in which a first liquid (heat medium 2) flows, a second channel (6) in which a second liquid (clean water W) flows, a heat exchanging means (heat exchanger 8) for heat exchanging between the first and second liquids, a tank (an open tank 18) for reserving the first liquid, a liquid level detecting means (water level electrode 32) for detecting the liquid level in the tank, and a liquid leakage determining means (control part 48) for determining that the leakage of liquid when the liquid level detected by the liquid level detecting means exceeds the upper limit (level UL), etc. Accordingly, the highly safe heat exchange system capable of precisely detecting the liquid leakage can be provided.
Patent JP-2003113397-A (JP)
Title: Water-soluble surfactant composition
Inventor: MIZUSAKI TORU
IPC: C09D11/00
Filed: 2001-10-04
Abstract: PROBLEM TO BE SOLVED: To provide an excellent water-soluble surfactant composition imparting wettability to a base material, permeability, defoaming property and dispersibility to an ink by adding to the ink because of the composition manifests low contact angle immediately after dripping and low dynamic surface tension, and is adaptable to the environmental problem. SOLUTION: This water-soluble surfactant composition includes (A) an ethylene oxide/propylene oxide block adduct of acetylene glycol and an ethylene oxide/propylene oxide random adduct of acetylene glycol, (B) a polyoxyalkylene alkyl ether having 8-19 of HLB, and manifests <=40 deg. of contact angle 30 sec after dripping 0.1 wt.% aqueous solution, and <=50 mN/m of the dynamic surface tension at 1 Hz and 10 Hz.
Patent JP-2003120925-A (JP)
Title: Exhaust gas processor of waste disposal furnace
Inventor: OGURA SHIGEKI
IPC: F23C13/00
Filed: 2001-10-05
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust gas processor of a waste disposal furnace, simple in structure and capable of reducing re-synthesis of dioxin. SOLUTION: This exhaust gas processor of the waste disposal furnace includes a gas cooling device 4 for cooling the exhaust gas of the waste disposal furnace 1, a filter type dust collector 7 for performing dust removal for exhaust gas cooled by the exhaust gas temperature controller 4, and a catalyst reactor tower 9 for exerting a catalyst on exhaust gas discharged from the filter type dust collector 7 to perform denitration.  The exhaust gas processor is provided with a first heat exchanger 5 for heat-exchanging the air by the exhaust gas discharged from the exhaust gas temperature controller 4, and a mixer 8 for mixing exhaust gas with heated air heated by heat exchange with the first heat exchanger 5 to raise the exhaust gas temperature to the working temperature of the catalyst reaction tower 9, which is disposed in the midway of the pipeline route for guiding exhaust gas discharged from the filter type dust collector 7 to the catalyst reactor tower 9.
Patent JP-2002185347-A (JP)
Title: Radio frequency receiver having power off control function
Inventor: PIAZZA FRANCESCO
IPC: H03G3/20
Filed: 2001-10-09
Abstract: PROBLEM TO BE SOLVED: To provide a radio frequency receiver for maintaining the setting of a circuit element during the switch-off period without making it necessary to provide any additional complicate circuit. SOLUTION: A radio frequency receiver or another type of electronic circuit includes a circuit element whose setting is controlled by at least one control voltage U1 and U2. Moreover, this device is provided with a control unit 15 for switching off the circuit element during the power-off period. While the circuit element is switched off, the control voltages U1 and U2 are stored in storage capacitors C1, C2 and C3 so that the circuit can be quickly started after the switch-off period.
Patent JP-2003121666-A (JP)
Title: Waveguide type optical device and method for manufacturing the same
Inventor: YONEDA SHIGERU
IPC: G02B6/34
Filed: 2001-10-10
Abstract: PROBLEM TO BE SOLVED: To provide a waveguide type optical device and a method for manufacturing the device by which a waveguide type optical device giving a desired central wavelength is manufactured regardless the difference in the temperature characteristic of individual optical waveguide elements. SOLUTION: An array waveguide 201 is composed of a plate-shaped waveguide element 203 in which an optical waveguide layer 211 is formed on a silicone base plate 212, a first correction base plate 204 stuck on the side of the optical waveguide layer 211 and a second correction base plate 205 stuck on the side of the silicone base plate 212. The linear expansion coefficients α1 and α4 of the two correction base plates 204 and 205 are made larger than that of the waveguide element 203, the Young's moduli E1 and E4 are set at appropriate values and adhesives 214 and 215 having high rigidity are used, thus the constriction due to the temperature of the waveguide element 203 is increased by the first and the second base plates and the central frequency is set at a desired value within a prescribed temperature.
Patent JP-2003120500-A (JP)
Title: Wind mill with vertical axis having guide plate for small power
Inventor: TAN SHOICHI
IPC: F03D3/04
Filed: 2001-10-10
Abstract: PROBLEM TO BE SOLVED: To provide a wind mill for small power generation of high power generation efficiency which can be applied even in an urban area with small wind force. SOLUTION: The wind mill with the vertical axis having a vertical axis of rotation and having a plurality of blades rotated around the vertical axis of rotation, comprises a blocking plate installed so as to cover one half side of the wind mill located forward of the wind mill with the vertical axis to the wind direction, and a guide plate formed of wind collecting plates installed so as to cover the other half side of the wind mill behind the wind mill with the vertical axis.
Patent JP-2002128301-A (JP)
Title: Method for controlling air knife and vacuum for improving sheet capture for stepped vacuum feed supply
Inventor: DOBBERTIN MICHAEL T
IPC: B65H3/48
Filed: 2001-10-11
Abstract: PROBLEM TO BE SOLVED: To separate a sheet from a sheet supply stack, at non-feed cycle time. SOLUTION: In a method of operating a stepped vacuum belt type feeder having or not having a positive air pressure separator for separating a sheet from a sheet supply stack at non-feed cycle time, this method includes violently moving (stirring) of an upper sheet in the stack through operation of the vacuum and/or positive air pressure separator.
Patent JP-2003117808-A (JP)
Title: Base material for holding polished object
Inventor: TSUKUDA TAKAHIRO
IPC: B24B37/28
Filed: 2001-10-15
Abstract: PROBLEM TO BE SOLVED: To provide a base material for holding a polished object having a high strength and hard to cause crush. SOLUTION: This base material for holding a polished object is formed by impregnating an organic fiber base material with thermosetting resin and stacking and hot forming the base material. The organic fiber base material is formed of wet nonwoven fabric containing polyamide fibers and polyester fibers.
Patent JP-2003124642-A (JP)
Title: Portable electronic equipment
Inventor: KOJIMA KAZUYUKI
IPC: G11B33/02
Filed: 2001-10-15
Abstract: PROBLEM TO BE SOLVED: To provide portable electronic equipment that can adopt two portable systems of a portable system using a clip 2 and another portable system using a strap without increasing the size of its main body 1 and, in addition, can maintain a good external appearance even when the clip 2 is removed from the main body 1. SOLUTION: This portable electronic equipment is provided with the clip 2 which is used for locking the equipment to clothes and a clamping tool 4 which clamps the clip 2 to the main body 1. The tool 4 clamps the main body 1 and clip 2 to each other by utilizing a through hole 3 made in the main body 3 for passing the strap.
Patent JP-2002199176-A (JP)
Title: Document illuminating device
Inventor: FUKAZAWA MOTOMU
IPC: H04N1/04
Filed: 2001-10-15
Abstract: PROBLEM TO BE SOLVED: To provide a document illuminating device which condenses a luminous flux, which illuminates in a direction opposite to a fluorescent tube, more efficiently than in the conventional cases. SOLUTION: A Fresnel reflection mirror 106 is used instead of a third cylindrical mirror 102P. Since a reflection part closer to a document face can be approximated to a fluorescent tube 101 by using the Fresnel reflection mirror 106, a luminous flux component corresponding to a hatched part in Figure can be picked up more than conventional.
Patent JP-2003124198-A (JP)
Title: Plasma processing method and apparatus thereof
Inventor: YAMADA NORIKAZU
IPC: C23C16/509
Filed: 2001-10-17
Abstract: PROBLEM TO BE SOLVED: To provide a plasma processing method for easily and securely lighting up plasma in low pressure while the drop of yield is prevented and securely performing a highly precise plasma treatment by sucking dust and dirt by a substrate to be processed and to provide a plasma processing apparatus. SOLUTION: The application of high pressure DC voltage to an upper electrode 21 from a high pressure DC power source (HV-PS) 43 is started. The supply of high frequency power to the upper electrode 21 from a first high frequency power source 40 and the supply of high frequency power to a susceptor (lower electrode) 5 from a second high frequency power source 50 are started, and plasma is lighted up at this point. The application of high pressure DC voltage to an electrostatic chuck 11 from the high pressure DC power source 13 is started after plasma is lighted up, and the wafer W is sucked.
Patent JP-2003125198-A (JP)
Title: Image processing apparatus and image processing method, and image forming device provided with the same, program, and recording medium
Inventor: GOTO MAKIO
IPC: H04N1/40
Filed: 2001-10-18
Abstract: PROBLEM TO BE SOLVED: To provide an image processing apparatus and image processing method that estimate a degree of recognition representing a degree of image type from input image data and performs optimum image processing on the basis of the degree of recognition, and an image forming device provided with the same, a program, and a recording medium. SOLUTION: An original type recognition section 20 extracts a plurality of parameters representing a feature of an image from input image data and uses the parameters to estimate a degree of recognition of an image type such as a degree of character and a degree of photograph. The result of the degree of recognition of the image type is outputted to an input gradation correction section 13, a color correction section 40, a black generation under color elimination section 50, and a spatial filter processing section 14, and each processing section applies proper processing to the input image data.
Patent JP-2003134225-A (JP)
Title: Mobile terminal
Inventor: JINNO KEIJIRO
IPC: H04M1/73
Filed: 2001-10-19
Abstract: PROBLEM TO BE SOLVED: To provide a mobile terminal in which a user can select diversified ON/OFF states of supply of power to each section of the circuitry of a mobile terminal in response to various operating states of the mobile terminal, thereby easily realizing power control optimum to each operating state or matching the preference of the user. SOLUTION: The mobile terminal is provided with; an RF section adopting a DC power supply for its power source and processing a high frequency signal; an IF section processing an intermediate frequency signal; a base band section converting the IF signal into a base band signal and allowing a speaker to sound the signal; and a display section displaying the state of the mobile terminal. A switch element capable of turning ON/OFF supply of power to each IC or LSI is disposed in the mobile terminal, and a small-sized removable storage means whose internal information can be revised stores control information to the switch element.