baber/WOPTO huggingface dataset:
Patent JP-2001244816-A (JP)
Title: Digitally switched potentiometer with improved linearity and setting time
Inventor: BRUNOLLI MICHAEL
IPC: H03M1/76
Filed: 2001-01-25
Abstract: PROBLEM TO BE SOLVED: To provide a simple and economical digital potentiometer which has improved linearity and a shortened setting time when the resistance is changed by switching. SOLUTION: This potentiometer is equipped with plural 1st switches connected to a 1st input node, plural 2nd switched connected to a 2nd input node, plural 3rd switches connected to an output node, and 1st, 2nd, and 3rd strings of series-connected resistors; and the 1st string is connected between the 1st string and 2nd string, the 1st switches between the 1st input node and the 1st string of the resistors, the 2nd switches between the 2nd input node and the 2nd string of the resistors, and the 3rd switches between the output node and the 3rd string of the resistors.
Patent JP-2002228192-A (JP)
Title: Fan guard for air supply unit
Inventor: SOMAHARA KOUJI
IPC: F24F1/56
Filed: 2001-01-29
Abstract: PROBLEM TO BE SOLVED: To suppress a pressure loss and noise and maintain a high rigidity in the direction of thickness in a fan guard for an air supply unit. SOLUTION: The fan guard (18) of an outdoor unit is provided with an outer frame, a plurality of radial ribs (27) and a plurality of annular ribs (28). The outer frame is arranged in the outer periphery of an upper cover member for an air outlet port. The plural radial ribs (27) are bent radially outward from a part near the central part of the outer frame (26) in the rotating direction of an air supply fan. The plural annular ribs (28) are formed integrally with the radial ribs (27) and radially and concentrically arranged at prescribed intervals about the axis of rotation of the air supply fan. At least the outer peripheral sides of the ribs are inclined radially outward along the air supply flow of the air supply fan.
Patent JP-2001325583-A (JP)
Title: Method and device for image processing
Inventor: OSAWA SATORU
IPC: G01R33/32
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To reduce artifacts of an inter-image operation image based upon two or more images of the same subject as an object of comparative image reading. SOLUTION: This device is equipped with an image processing means 11 which performs a morphology arithmetic processing for relatively suppressing artifacts rather than the substantial difference between two images that an obtained temporal subtraction image is based on.
Patent JP-2002231272-A (JP)
Title: Fuel cell and its manufacturing method
Inventor: WAKAHOI TOSHIYA
IPC: H01M8/24
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To reliably bond the starting end and the terminal end of a liquid seal, and to uniform pressure on a sealing surface. SOLUTION: In this fuel cell and its manufacturing method, the liquid seal L formed by solidifying it after applying is provided on at least one spot among the peripheries of the outer rims of an electrode reaction surface between separators 14, an entrance side oxidizer gas communicating hole 32a, an exit side oxidizer gas communicating hole 32b, an entrance side fuel gas communicating hole 34a, an exit side fuel gas communicating hole 34b, an entrance side coolant communicating hole 36a, and an exit side coolant communicating hole 36a. The starting end part Ls and the terminal end part Le of the liquid seal L are crossed, and an angle contained by the starting end part Ls and the terminal end part Le is set at 20 deg.-90 deg..
Patent JP-2002235487-A (JP)
Title: Roll screen
Inventor: TSUCHIDA OSAMU
IPC: E06B9/90
Filed: 2001-02-07
Abstract: PROBLEM TO BE SOLVED: To set the stop positions of a screen more finely than before when it is drawn and wound. SOLUTION: A clutch pawl 33 is erected on a centrifugal piece 16 at a portion brought into no contact with a brake drum 17. A clutch body 35 having a ratchet 34 to be meshed with the clutch pawl is connected to the brake unit body 14 of a brake unit 13.
Patent JP-2002236982-A (JP)
Title: Human body detecting device
Inventor: OKADA TOSHIZO
IPC: G08B21/00
Filed: 2001-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a human body detecting device having a high processing speed and allowing the wire connecting work quickly and reliably. SOLUTION: The human body detecting device comprises a human body detecting sensor photographing the movement of a human body for an image process, a bathroom drier installed in a bathroom and connected to a commercial power supply, a radio transmitter, and a receiver having a reporting means issuing an alarm when an abnormality is detected by the human body detecting sensor. The human body detecting device is provided with a power supply feeding section feeding the operational power supply of the human body detecting sensor from the bathroom drier.
Patent JP-2002243537-A (JP)
Title: Vibration detection device
Inventor: MIYAZAWA HIROSHI
IPC: H04R23/00
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a photodetection type microphone 10 excellent in miniaturization and directivity, and not requiring a mirror finished surface. SOLUTION: A diaphragm 27 vibrates by receiving a sound pressure. An optical waveguide 28 is formed along the diameter of the diaphragm 27, and the leakage light quantity from the optical waveguide 28 to the outside is changed by vibration of the optical waveguide 28 integrated with the diaphragm 27, and the light transmission quantities at both ends of the optical waveguide 28 are changed. In the optical waveguide 28, light is allowed to enter one end side from a light-emitting element 20, and light is emitted from the other end side to a photodetector 24. The photodetector 24 outputs an electric signal related to the incident light quantity.
Patent JP-2002238167-A (JP)
Title: System inter-linking system
Inventor: HIBI SHINJI
IPC: H02J3/38
Filed: 2001-02-13
Abstract: PROBLEM TO BE SOLVED: To provide a technique for effectively operating a system inter-linking system and enable prevention of reverse flow of power. SOLUTION: This system inter-linking system, such as a cogeneration system or the like, links a commercial power source Win of external commercial power source and an inverter output Wg outputted via the inverter from the generated power of the generator, in order to provide the demanded power of a load Wz. Electrical power is controlled, by dividing the control section into a first control section F1 for supplying the power with the commercial power source, depending on change of the demanded power, a second control section F2 for supplying the power with the rated commercial power source, and inverter output, following change of demanded power and the third control section for supplying the power with the commercial power source, following change of the demanded power and the rated inverter output.  The inverter output Win of the second control section F2 is controlled to be reduced by the constant quantity (control value I) from a demanded power Wi.
Patent JP-2002243615-A (JP)
Title: Specific gravity measuring method
Inventor: UENO SAKUJIRO
IPC: G01N9/08
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a specific gravity measuring method, capable of measuring the specific gravity of such a lightweight article as floats on the water, by utilizing a specific gravity measuring device similar to conventional methods. SOLUTION: A member 2A for receiving an object to be measured is arranged in a state immersed in a liquid which is not in contact with the liquid chamber 1 inside the liquid chamber 1 housing the liquid L. The specific gravity measuring device A is provided with measuring means 11a and 12a for measuring any two elements among three measuring elements comprised of the weight in the air, weight in the liquid, and buoyancy of the object to be measured M. In the measurement of specific gravity by the specific gravity measuring device A, when the object to be measured M is similar in weight to or lighter than the liquid L in the liquid chamber 1, the object to be measured M is held integrally in a state of being immersed in the liquid with the member 2A for receiving the object to be measured via a floating-preventing member 4A to measure the weight in the liquid and/or buoyancy.
Patent JP-2002242029-A (JP)
Title: Non-false twisted carbon fiber filament yarn and method for producing the same
Inventor: TSUKIHI HIDETOSHI
IPC: D01F9/32
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a carbon fiber filament yarn having no false twist, having neither breakage nor nap, excellent in filament yarn openability, and capable of forming prepreg having no unevenness on its surface, and to provide a highly efficient method for producing the carbon fiber filament yarns without causing mutual interference with adjoining filament yarns in their turning. SOLUTION: This method for producing carbon fiber filament yarns comprises running many carbon fiber precursor filament yarns in a state of a sheet-form arrangement and treating the filament yarns in various kinds of baking steps, wherein the carbon fiber precursor filament yarns (F) are passed through a comb guide (1) and turned with being put around a plain roll (2) at least when turning around the filament yarns (F) in the baking steps. The obtained carbon fiber filament yarn have <=0.2 turn/20 m false twisted number when the filament yarns are wound out by 20 m and cause no gap among the filament yarns when the filament yarns are spread to a width of 50 g/m2 fiber basis weight per 12,000 filaments.
Patent JP-2002244637-A (JP)
Title: Picture display device
Inventor: KAGAWA SHUICHI
IPC: G09G5/06
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To display a picture of small contrast and good visibility for a viewer in a picture display device used in an environment where light exists. SOLUTION: A black display characteristics designating means 5A generates black display characteristics designating data BD1 which is obtained by operating an external light brightness designating bar displayed on a picture display means 3 and indicates the brightness of the external light reflected by the surface of the picture display means 3. On the basis of the black display characteristics designating data BD1, a black approximate data calculating means calculates black approximate data R3, G3, B3 which are the data concerned with at least one of brightness, chromaticity, and three stimulus values when the black color is displayed on the picture display means 3.  A black correction means 2A receives picture data R1, G1, B1 and the black approximate data R3, G3, B3 to calculate black-corrected picture data R2, G2, B2, and makes the picture display means 3 display the picture on the basis of the black- corrected picture data R2, G2, B2.
Patent JP-2002239579-A (JP)
Title: Biological treatment apparatus and biological treatment method
Inventor: NONAKA SHINICHI
IPC: C02F1/44
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a biological treatment apparatus capable of economically treating wastewater containing organic substances with higher efficiency, and a biological treatment method using the same. SOLUTION: The biological treatment apparatus is constituted of a biological treatment tank for biologically treating organic matter in raw water and a sludge separation tank for separating sludge and treated water on the downstream side of the biological treatment tank. The biological treatment tank is equipped with a sludge pulverizing device for mixing sludge separated in the sludge separation tank with air and finely pulverizing sludge to discharge the same and an air diffuser for supplying air into the biological treatment tank.
Patent JP-2002242476-A (JP)
Title: Laminated-rubber base isolation structure of type corresponding to tension
Inventor: HIRANO NORIAKI
IPC: E04H9/02
Filed: 2001-02-19
Abstract: PROBLEM TO BE SOLVED: To provide a laminated-rubber base isolation structure of the type corresponding to tension, with a devised structure (bearing performance) of the upper and lower members (baseplate and flange plate) of laminated rubber. SOLUTION: Baseplates 5 and 6 are fully reinforced and stiffened by erecting ribs on the skeleton-side faces thereof. The baseplates 5 and 6 and flange plates 7 and 8 are integrated together by erecting a plurality of equally spaced sheath pipes on the skeleton-side faces of the baseplates 5 and 6 along the vertical direction, and using nuts to fasten PC steel bolts passed through the hollow sections of the sheath pipes to prestress the plates.
Patent JP-2002242142-A (JP)
Title: Falling prevention fence for platform
Inventor: YAMANE KAZUHIRO
IPC: E01F13/00
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a falling prevention fence for a platform capable of being easily set or fixed to the platform of a railway station at low cost. SOLUTION: For the falling prevention fence A constituted of an outside frame body 1 set in a proper place of the platform P and a fence body 2 formed inside of the outside frame body 1, a mounting fixed section 3 for setting in the proper place of the platform P is provided to the outside frame body 1, and an advertisement display section 4 capable of displaying an advertisement or the like is provided to the fence body 2.
Patent JP-2002251783-A (JP)
Title: Optical information recording medium and its manufacture
Inventor: HINO TAKESHI
IPC: G11B7/24047
Filed: 2001-02-21
Abstract: PROBLEM TO BE SOLVED: To provide an optical information recording medium to enable recording and reproduction of a spot smaller than a beam spot to be determined by wavelength of a light source and an objective lens by arranging fine particles on the surface of a recording medium substrate by using remarkably progressing manufacturing technology of the fine particles with extremely excellent particle diameter distribution and technology regarding arrangement of the fine particles and defining only the arranged fine particles to be optically coupled with a light for reading or a light for writing. SOLUTION: The optical information recording medium is characterized by providing a transparent substrate to a light to read/write information, arranging the fine particles one particle of which becomes one bit information on the substrate and defining the distance between the substrate and the fine particle as equal to or less that the wavelength and it is constituted mainly in the optical information recording medium to reproduce, read and delete the information by light.
Patent JP-2002243671-A (JP)
Title: X-ray filter and x-ray fluorescence analyzer
Inventor: NISHIKATSU HIDEO
IPC: G01N23/223
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To provide an X-ray filter of which the thickness can be easily altered finely, and an X-ray fluorescence analyzer. SOLUTION: An X-ray fluorescence analyzer 100 is an energy dispersion type total reflection X-ray fluorescence analyzer and equipped with a synchrotron(SR) radiation source 101, a slit 102 for narrowing the continuous light 1 emitted from the SR radiation source 101, and X-ray filter 103 made of silicon for making continuous light 1 quasi-monochromatic to convert the same to X-rays 2, having to irradiate a sample S and a detector 104 for detecting fluorescent X-rays 3 generated from the sample S.
Patent JP-2002242242-A (JP)
Title: Riser positioning tool
Inventor: KAMIJO TAKASHI
IPC: F16L3/00
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a riser positioning tool enabling a worker to perform the installation work of a riser such as an unfreezable plug without requiring much time and labor. SOLUTION: An unfreezable plug positioning tool 1 is a resin molding for positioning and fixing the unfreezable plug 2 in an erected state nearly at the center position on the inside of a cylindrical unfreezable plug box buried so as to surround the unfreezable plug 2 erected from a water flowing pipe, and it is provided with an annular holding section 11 holding the inserted unfreezable plug 2, abutting sections 13 capable of abutting the inner peripheral face of the unfreezable plug box 3 at positions apart by the prescribed sizes toward the outside in the radial direction from the annular holding section 11, and a plurality of arm sections 15 extended at the same length size to the outside in the radial direction from the annular holding section 11 to connect the abutting sections 13 to the annular holding section 11.
Patent JP-2002209920-A (JP)
Title: Human body prosthesis and its attaching method
Inventor: SHINNO MARIA
IPC: A61F2/54
Filed: 2001-01-19
Abstract: PROBLEM TO BE SOLVED: To provide a human body prosthesis that does not provide uncomfortable feeling in attachment, is not removed carelessly, and can be continued to be attached for a long time. SOLUTION: A thin sheet having air permeability, flexibility, and stretchability is attached to a part of the human body prosthesis adhering to a skin. Otherwise, the thin sheet is adhered to the human body, and then the human body prosthesis is attached. When the thin sheet is transparent, natural feeling can be obtained because the skin is seen through the thin sheet.
Patent JP-2002249767-A (JP)
Title: Fluorescent substance, display device and light emission device
Inventor: SUZUKI TERUKI
IPC: H01J11/42
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a green fluorescent substance having higher emission brightness under excitation by ultraviolet rays (wave length: <=300 nm) in a vacuum ultraviolet to near ultraviolet region or electronic beams. SOLUTION: The green fluorescent substance comprising manganese-activated silicic-acid zinc contains at least one element selected from a group consisting of calcium and strontium, and magnesium.
Patent JP-2001234832-A (JP)
Title: Fuel injection valve for internal combustion engine
Inventor: BOECKING FRIEDRICH
IPC: F02M47/00
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To optionally increase push-press force in a region of a transfer position of a supply passage 8 by improving push-press force to a valve holding body 1 of a valve element 3 in order to improving sealing degree, in a fuel injection valve for an internal combustion engine. SOLUTION: An expanding part 40 of a radial direction is formed on at least one position in the supply passage 8 of at least one valve element parts 1;3 at a clearance from contact surfaces 101;103 of the valve element parts 1;3.
Patent JP-2002261538-A (JP)
Title: Helical antenna
Inventor: BABA MITSUYASU
IPC: H01Q11/08
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a helical antenna that can be manufactured easily and can well maintain dimensional accuracy. SOLUTION: This helical antenna has one set of radiating sections composed of two conductor wires wound spiral in form around its body section A. The radiating sections are composed of a center conductor and an external conductor. The radiating sections have a strip line 5, which is wound around the body section A in prescribed pitch and the external conductor of which becomes one helical radiating section, radiating-section conductor foil 6 which is wound around the body section A in the same pitch as that of the strip line 5 and becomes the other helical radiating section, and a feeding point 2 which is positioned at one end of the body section A and connects the strip line 5 to the conductor foil 6.  The radiating sections also have a coaxial cable/strip line converting section 7, which is positioned at the other end of the body section A and couples a coaxial cable 2 which is used for feeding electricity to the helical antenna with the strip line 5.
Patent JP-2002255584-A (JP)
Title: Glass flux, coloring composition, and decorative glass substrate
Inventor: NISHIBE TORU
IPC: C03C8/02
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To obtain a coloring composition which contains no lead, restricts generation of crack, and is excellent in acid resistance and alkali resistance, and also provide a decorative glass substrate. SOLUTION: The glass flux is characterized in that it is composed of SiO2 of 56-69% (interms of wt.%, and so forth), Al2 O3 of 0-3.5%, B2 O3 of 23-32%, Li2 O of 0.1-3%, Na2 O of 1-5%, K2 O of 0-4%, TiO2 of 0-5%, and ZrO2 of 1-5%. The coloring composition consists of the glass flux and coloring pigments. The decorative glass substrate 3 is obtained by coating the coloring composition on a low expansive crystallized glass substrate as a low expansive substrate, and after that, by forming a pattern 1 by firing.
Patent JP-2002160366-A (JP)
Title: Ink jet recording head and its manufacturing method, and ink jet recorder
Inventor: MIYATA YOSHINAO
IPC: B41J2/055
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet recording head preventing malfunction of piezoelectric elements due to external environment such as humidity and the like, its manufacturing method and an ink jet recorder. SOLUTION: This ink jet recording head comprises a channel forming substrate 10 of which the pressure generating chamber 12 communicating with nozzle openings is defined by a plurality of barrier walls, and piezoelectric elements 300 provided at one side of the channel forming substrate 10 for causing a pressure difference in the pressure generating chamber 12. The recording head further comprises a piezoelectric element retaining part 41 connected to the piezoelectric elements 300 side of the channel forming substrate 10 to secure a space to an extent not to disturb the movement of the piezoelectric 300, and substrates to be joined 40 having at least one communicating hole 42 for communicating between the piezoelectric element retaining part 41 and external parts.  The piezoelectric element retaining part 41 is securely sealed off by filling the communicating hole 42 with a sealing member material 45 made of a resin.
Patent JP-2002261049-A (JP)
Title: Dicing device and dicing method
Inventor: SAWAMOTO SHUICHI
IPC: H01L21/301
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To highly precisely cut a circuit chip. SOLUTION: A substrate 6 where the multiple circuit chips are integrally formed is placed on a support plate 5 and it is fixed and supported. A dicing blade 4 is rotated to scan the substrate 6 which is carved into respective circuit chips. When a shape at the tip of the dicing blade 4 is deteriorated, it is shaped by a blade shaping mechanism 8.
Patent JP-2002258480-A (JP)
Title: Method for manufacturing semiconductor device
Inventor: HATTORI KOJI
IPC: G03F7/038
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a method for forming a negative pattern which is transparent in the far UV region including 193 nm wavelength of ArF excimer laser light, which has a chemical structure with high durability against dry etching and shows excellent resolution without swelling in a 2.38% tetramethylammonium hydroxide aqueous solution as a standard developer. SOLUTION: The alkali solubility of a δ-hydroxy acid is controlled by adding an alkyl group or a dialkyl group to the α-position of the δ-hydroxyl acid. Such a reaction that a part or whole of the α-alkyl-δ-hydroxy acid structure or α,α'-dialkyl-δ-hydroxy acid structure changes into a lactone structure by an acid catalyst reaction is used to form a negative pattern with high resolution and no swelling by water-based alkali development.