baber/WOPTO huggingface dataset:
Patent JP-2001214004-A (JP)
Title: Rubber composition for tire tread
Inventor: OTA HIROMI
IPC: C08L15/00
Filed: 2000-02-03
Abstract: PROBLEM TO BE SOLVED: To obtain a rubber composition for tire tread having much more simultaneously improved both characteristics of rolling resistance and wet gripping performance than those of conventional levels. SOLUTION: This rubber composition for tire treated is characterized in that 100 pts.wt. of a rubber component containing >=50 wt.% of a styrene- butadiene copolymer rubber is compounded with 10-80 pts.wt. of silica and the styrene-butadiene copolymer rubber is composed of (A) >=30 wt.% of a solution polymerization styrene-butadiene copolymer rubber containing a molecular chain terminal modified with an amino group, (B) >=30 wt.% of a high vinyl styrene-butadiene rubber copolymer rubber having >=50 wt.% vinyl content and (C) the rest of another styrene-butadiene copolymer rubber.
Patent JP-2001212201-A (JP)
Title: Care bathtub
Inventor: MORIYA YUMIO
IPC: A47K3/06
Filed: 2000-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a care bathtub, which makes it possible for care personnel to move bathers easily from their beds and give them a bath in a comfortable position without necessity for cleaning after bathing and for worrying about infection, and which is compact to stow away despite its durable hard exterior. SOLUTION: The care bathtub consists of two-layers structure, the first of which is the outer part 2 which keeps its shape and the second of which is the inner part containing water. The above outer part 2 has the bottom wall part 4 and the sidewall part 5 surrounding it and at least one of the sidewall 5 bends freely for the shifting of a bather. The above inner part covering the inner wall is made up of a detachable and bendable flat sheet of waterproof materials, which is set up on the outer part 2. The outer part 2 can be folded in three in the direction of the length.
Patent JP-2001222891-A (JP)
Title: Semiconductor storage device
Inventor: HIROSE MASAKAZU
IPC: G11C11/418
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To obtain a semiconductor storage device having margin in which equalization and pre-charge for bit lines can be performed sufficiently and has margin for specification of a time required for setup of data. SOLUTION: When a word line is activated by a control circuit section 10 in a write-cycle and data EXT.DQ externally inputted is transited, word lines are made a non-activation state at the time of finish of a write-cycle without making the word lines a non-activation state directly and equalization and pre-charge of bit lines are performed, while the prescribed delay time is set until the word lines of the address are activated from transition of address data EXT.Add externally inputted, then margin is secured in a time from equalization and pre-charge of the bit lines to activation of word lines of the next address.
Patent JP-2001220494-A (JP)
Title: Liquid epoxy resin sealing material and semiconductor device
Inventor: MOTONAGA AKIRA
IPC: C08K7/18
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To obtain the subject sealing material that can be maintained in a good fluid state, even when the formulation of inorganic fillers is increased, is excellent in handleability and can readily and efficiently penetrate into small gaps of several ten μm between semiconductor elements and substrate plates. SOLUTION: The liquid epoxy resin sealing material mainly comprises an epoxy compound that is liquid at room temperature and a curing agent as the epoxy resin composition, and spherical silica that has characteristically an average particle diameter of 1-10 μm, the ratio of an observed value according to the BET method to a theoretical value of the specific surface area is less than double and the proportion of spherical silica having the particle diameters exceeding 20 μm to the whole inorganic fillers is less than 5 wt.%. In addition, the sealing material is used to produce a semiconductor device equipped with the semiconductor elements sealed therewith.
Patent JP-2000311395-A (JP)
Title: Stamper, substrate for optical information medium, optical information medium and its recording method
Inventor: FUJII TORU
IPC: G11B7/24091
Filed: 2000-02-09
Abstract: PROBLEM TO BE SOLVED: To make it possible to surely read address signals from prepits in recording and to eliminate the reading errors of signals indicating address information and recording data in reading recording signals. SOLUTION: The optical information medium has a translucent substrate 1 which allows the transmission of recording light, a recording layer 12 which is formed on this translucent substrate 1 and a reflection layer 13 which is formed on this recording layer 12 and reflects reproducing light. The medium records the optically readable signals by the recording light made incident from the translucent substrate 1. The medium has helical groove-like tracking guides 3 on the surface side of the translucent substrate 1 on which the recording layer 12 is formed. The prepits 6 indicating the address information are formed on lands 8 between these tracking guides 3. The prepits 6 are formed to be offset from the centers of the lands 8.
Patent JP-2001221969-A (JP)
Title: Scanning optical device
Inventor: NISHIYAMA MASATAKA
IPC: G02B26/10
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a scanning optical device not having the position deviation of a scanning line formed on a photoreceptor drum by a laser beam passing an fθ lens before and after occurrence of the thermal expansion of the fθ lens suppressed from one side and made of plastics. SOLUTION: The scanning optical device 1 is equipped with a scanning optical system 100 which forms the scanning line on a photoreceptor drum 150 through an image-formation optical system 130 by performing the deflection scanning of the laser beam emitted from a light source part 110 by a polygon mirror 120. A third lens 133 to compose the fθ lens 130 is the plastic lens long- sized in the main scanning direction which has the power making the laser beam to converge in mainly the sub-scanning direction, and is fixed in a lens frame 20 by being pressed down by leaf springs 29 and 29 from one side of the sub-scanning direction to abutting surfaces 28 and 28 of the opposite side.  Connecting members 31 and 32 connecting alternately the lens frame 20 and a casing 10 equipped with the scanning optical system 100 along the sub-scanning direction, depress the lens frame 20 by the amount of displacement of the optical of the third lens 133 by the thermal expansion, and compensates the deviation of the optical axis.
Patent JP-2001228200-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: SUMI YOSHIYUKI
IPC: G01R31/26
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To surely test a bare chip stably in screening. SOLUTION: A contact pin 2b is formed on the bottom face of an open-top socket 2 mounted on a burn-in board 1 so as to be connected to an electrode of the burn-in board 1. An interposer 3c for mounting the bare chip CH is arranged in a lower base 3a of an IC socket 3. The interposer 3c is constructed of a multiplayered buildup base board laminated by repeatedly forming an insulation layer and a conductor wiring layer made of a buildup material. The bare chip CH is mounted while an upper base 3a, the bare chip CH and the lower base 3b are heated at a glass transition temperature approximately. In this way, the interposer 3c is softened, and an electrode D of the interposer 3c is connected to a bump BP of the bare chip CH while sinking downward, so that a contact characteristic can be maintained.
Patent JP-2001227503-A (JP)
Title: Hydraulic control device
Inventor: OSHIMA IKKAN
IPC: F15B11/05
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To reduce a relief valve to one, and to reduce the capacity. SOLUTION: A communicating passage 11 is formed along the axis in a spool (s). First and second orifices 12, 13 leading to the communicating passage 11 are formed on the downstream side of a first or second notch 5 or 9 of a directional control valve V1, and this communicating passage 11 is communicated with the relief valve RV. While, this communicating passage 11 is communicated with the other pressure chamber 17 of a compensator valve V2.
Patent JP-2001225953-A (JP)
Title: Granular body gate device
Inventor: AKAZAWA YOSHIHIRO
IPC: B65G65/40
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a granular body gate device capable of preventing switching operation failure of a gate plate and performing a stable operation. SOLUTION: A baffle plate 50 for scratching down, to a coal flow passage 39 side, coal intending to leak to a gate casing 41 side accompanied onto a gate plate 42 when the gate plate 42 is opened from a closing state is disposed in the gate casing 41.
Patent JP-2001225643-A (JP)
Title: Lock device for vehicle
Inventor: TAKAMURA NOBORU
IPC: E05B83/18
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To reduce the thickness of components arranged within a door so that the opening for inserting them can be minimized, and they can be arranged in a narrow mounting space. SOLUTION: A base plate 12 to be inserted into an opening and closing body through the opening formed on the outer mounting surface of the opening and closing body is vertically provided on a lock body 7 fixed to the mounting surface. A base piece 12a having a surface orthogonal to the thickness direction of the opening and closing body to support an operation mechanism 13 and a mounting part 12b extending outward from the mounting part for the operation mechanism 13 of the base piece 12a are provided on the base plate 12, and the lower end of the housing 15a of an actuator 15 is fixed to the mounting part 12b so that the housing 15a does not overlap with the operation mechanism 13 in the thickness direction of the opening and closing body.
Patent JP-2001230102-A (JP)
Title: Semiconductor chip ceramic and its manufacturing method
Inventor: NIIMI HIDEAKI
IPC: C04B35/46
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor chip ceramic which can be prevented from deteriorating in PTC characteristics and improved in manufacturability and a method of manufacturing the same, wherein the surface of the semiconductor ceramic is modified so as not to let plating grow on it. SOLUTION: Boron is contained on the surface of a BaTiO3 chip semiconductor ceramic 2 in which a B-Ba-O insulating glass and an excess-Ti Ba-Ti-O insulator are provided. A boron-containing material is attached around a BaTiO3 semiconductor ceramic element, and then the semiconductor ceramic element coated with the boron-containing material is baked or thermally treated for the formation of a semiconductor chip ceramic.
Patent JP-2001227735-A (JP)
Title: Plasma arc melting furnace
Inventor: MARUMOTO TAKAHIRO
IPC: F23J1/00
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a plasma arc melting furnace capable of enhancing heat input efficiency while protecting a plasma torch, reducing the running cost, increasing treatment quantity of ash, and greatly reducing NOx in the furnace body. SOLUTION: An external cylinder 6 made of a heat insulating material is disposed with a gap 7 on the periphery of a plasma torch 2 and a denitration agent is let to flow through the gap 7. Since the high temperature atmospheric gas or dust in the furnace body 1 hardly comes into contact with the cooled plasma torch 2 having a low surface temperature, not only the plasma torch 2 can be securely protected but also the heat quantity absorbed by the plasma torch 2 is greatly reduced and the heat input efficiency is enhanced. Further, since the denitration agent flows in the furnace body 1, NOx is reduced and reduction of pollution is promoted.
Patent JP-2001224523-A (JP)
Title: Rubdown cleaning device
Inventor: FUJITA MASUMI
IPC: A47K7/04
Filed: 2000-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a multi-functional and multi-purpose rubdown cleaning device which can be easily used by people with a healthy body as well as people having disabled hands or legs such as the physically handicapped or aged. SOLUTION: A majour part of this rubdown cleaning device 1 is composed to be provided with a flat cylindrical case 2, a closed chamber 3 formed in the flat cylindrical case 2, a compact motor 4 contained in the closed chamber 3, plural batteries 5 contained in the closed chamber 3 to supply power to the compact motor 4, and a friction cleaning head 6 connected to a rotary shaft 4a of the compact motor 4, and disposed along an upper surface of the closed chamber 3. A pair of back rubbing belts 7a, 7b are installed on an installation part 2a at one side end and an installation part 2b at the other side end of the flat cylindrical case 2.
Patent JP-2001230376-A (JP)
Title: Low noise standard layout cell
Inventor: IRI TETSUO
IPC: H01L21/822
Filed: 2000-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a low-noise standard layout cell which can prevent the mixing of the switching noise of a transistor as a semiconductor substrate. SOLUTION: The prevention of penetration of noise into a semiconductor substrate is achieved by arranging a low-noise standard layout cell such that wiring 12 for applying power voltage to the source of a p-channel MOS transistor 2 and wiring 10 for applying power voltage to a first guard ring layer 8 provided separately so as to apply voltages each separately on one hand, and wiring 13b for applying earth voltage to the source of an n-channel MOS transistor 3 and wiring 18 for applying earth voltage to the second guard ring layer 17 are provided separately so as to apply voltages each separately, and that a decoupling capacitor is connected between the line of the power voltage and the line of earth voltage by a p+ diffused layer 7 for decoupling.
Patent JP-2001225755-A (JP)
Title: Cable type steering device
Inventor: KATO YUKINORI
IPC: B62D1/04
Filed: 2000-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a cable steering device having improved response characteristics for transmitting the rotation of a driving pulley mounted on the rotating shaft of a handwheel in alternating directions to a driven pulley with tensile force alternately operating on two cables. SOLUTION: When the handwheel is rotated in a preset angle range from a neutral position, distances between the position of the cable to be released and each of the positions 27, 28, 47, 48 of the cable to be taken out of a housing storing the pulley get shorter with the rotation of the handwheel, at, at least, one end of the cable, not transmitting the tensile force, out of two cables a, b.
Patent JP-2001233649-A (JP)
Title: Method for producing artificial marble
Inventor: TAGAWA KIYOMI
IPC: C04B14/36
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing an artificial marble capable of improving impact strength of artificial marble, dispensing with attaching a reinforcing plate, etc., to a product made from an artificial marble, thinning and lightening the product and improving appearance by raising transparency. SOLUTION: This method for producing an artificial marble comprises molding and curing a resin composition containing a resin component and fillers. Aluminum hydroxide and glass powder are used as the fillers. Fillers having particle diameter distributions in which the maximum peak of one particle diameter distribution exists between the first maximum peak and the second maximum peak of the other particle diameter distribution are used as the two kinds of the fillers.
Patent JP-2001238161-A (JP)
Title: Information adding device, information adding method and recording medium
Inventor: UEDA OSAMU
IPC: H04N5/445
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To add the additional information which can be presented synchronously with the information to be continuously reproduced without using the reconfigured information. SOLUTION: An information material 1 is distributed to an information presentation device 2 via a prescribed communication circuit or directly reproduced by a continuous information reproducer 3 of the device 2 after a recording medium where the material 1 is recorded is mounted. An identification code is occasionally transmitted from the reproducer 3 to an additional information input device 4 to identify the reproduction position information showing the position of an image under reproduction and the material 1. An operator confirms the image that is reproduced by the device 3 and also inputs the additional information via the device 4. The additional information is stored in an additional information server 5 in response to those identification code and reproduction position information.
Patent JP-2001240049-A (JP)
Title: Battery packaging container
Inventor: NAGASHIMA HIROSHI
IPC: B65D5/52
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To provide a battery packaging container wherein no current flows and norust causes on a terminal of a battery as the terminal and a packaging material are distant even if the packaging material absorbs moisture under highly humid environments to become conductive by making a structure that the terminal of the battery is not in contact with a packaging container. SOLUTION: The battery packaging container comprises a front face 11, an upper face 12, left and right side faces 13, 14 and a lower face 15 which are formed continuously with respective sides of the front face 11, and a rear face 16 formed continuously with the lower face 15 and opposite to the front face 11 wherein the faces are formed of a single paperlike member. Predetermined portions are folded thereby forming a battery housing 24. The battery 18 having the terminal 18a protruding from at least one of surfaces is received in the housing 24. The side face 14 opposite to the terminal 18a of the battery 18 received in the housing 24 is used to support the exterior of the terminal 18a so that the terminal 18a does not come into contact with the paperlike member.
Patent JP-2001233839-A (JP)
Title: Method for producing malamide derivative
Inventor: NAGATOMO AKINORI
IPC: C07C231/02
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide both a method by which a malamide derivative useful as a raw material for detergents can be produced in high yield and high purity and a synthetic intermediate therefor. SOLUTION: Malic acid is reacted with acetic anhydride in the presence of a compound of one or more metals selected from the group consisting of B, Mg, Zn, Mn, Ni, Fe, Ti, Cu, Al and Sn to form malic anhydride, which is then reacted with an amine to produce the malamide derivative represented by the general formula (3) (wherein R denotes an 8-22C straight-chain or branched chain alkyl group, alkenyl group or hydroxyalkyl group; and A denotes hydrogen atom or a 1-6C straight-chain or branched chain alkyl group or hydroxyalkyl group; M denotes hydrogen atom, an alkali metal, an alkaline earth metal, ammonium or an organic amine).
Patent JP-2001235919-A (JP)
Title: Image forming device
Inventor: MIYAZAKI HIDEKI
IPC: G03G21/00
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device capable of preventing temperature rise in the device and realizing high image quality and miniaturization at low cost. SOLUTION: This image forming device is equipped with a paper supply roller 2 supplying recording material, a process cartridge 7 equipped with a photoreceptor 8 on which a latent image is formed, a laser scanner 5 performing exposure with light for forming the latent image, a transfer roller 9 transferring a toner image on the photoreceptor 8 to the recording material, a fixing device 11 fixing the toner image, and an electric part 15 performing the supply of power and the control of respective members. A recording material carrying path leading to the roller 2, the roller 9 and the device 11 is formed obliquely upward with the device 11 as an uppermost part, and the electric part 15 is arranged under the recording material carrying path, and the scanner 5 is arranged above the recording material carrying path.
Patent JP-2001244377-A (JP)
Title: Substrate for mounting semiconductor and its manufacturing method
Inventor: INOUE FUMIO
IPC: H01L23/14
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To provide a substrate for mounting a semiconductor that is excellent in high density and size reduction and can be used for a small semiconductor package to be prevented against package cracking and excellent in reliability, and a manufacturing method of its substrate for mounting the semiconductor excellent in efficiency. SOLUTION: This substrate for mounting the semiconductor comprises a flexible insulating substrate and a wiring conductor, and a coefficient of moisture permeability of the insulating substrate is in the range of 1.0×10-4 to 1.0×10-2 (g.m/m2.24 h).
Patent JP-2001220650-A (JP)
Title: Steel wire, spring and producing method therefor
Inventor: IZUMIDA HIROSHI
IPC: C21D9/02
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To provide steel wire in which the low cost equal to that in pearlitic steel wire is realized in the production cost, and also, high heat resistance and high fatigue resistance equal to those of Si-Cr steel oil tempered steel wire, which is the conventional steel wire for a heat resistant spring, can be realized in heat resistance in a high temperature region and the fatigue resistance of a spring, to provide a spring and to provide a method for producing the same. SOLUTION: This steel wire contains, by mass, 0.60 to 0.95% C, 0.1 to 1.2% Si and 0.30 to 0.90% Mu and has a bainitic structure of 90% or more in volume %. Moreover, one or more kinds selected from the group consisting of 0.1 to 1.0% Mo, 0.1 to 1.0% Nb, 0.1 to 1.0% Ti and 0.1 to 1.0% W are preferably incorporated therein.
Patent JP-2001249298-A (JP)
Title: Image forming device
Inventor: SAKANASHI SHINYA
IPC: G02B26/12
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device provided with a polygon mirror protective case for suppressing the occurrence of noises due to the high-speed revolution of a polygon mirror. SOLUTION: The main body 11 of the polygon mirror protective case consists of a nearly cylindrical inside wall 14 of the main body and segmented inside walls 15a, 15b, 15c segmented by a plurality of opening parts disposed between the inside wall of the main body and the polygon mirror. A first air channel 16 is formed between the polygon mirror and the segmented inside wall, a second air channel 18 is formed between the inside wall of the main body and the segmented inside wall, and then the first and second air channels are connected by a plurality of opening parts 17a, 17b, 17c.  An airstream accompanied with pressure fluctuation which flows in the direction of arrow (a) in the first air channel 16 near the opening N of a beam opening part 13, and an airstream accompanied with pressure fluctuation which flows into the second air channel 18 from near the opening N of the beam opening part 13 interfere mutually near the opening N, then the pressure fluctuations are attenuated, and the occurrence of noises is suppressed.
Patent JP-2000315798-A (JP)
Title: Semiconductor device and its manufacture
Inventor: OTANI HISASHI
IPC: H01L29/786
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To implement a semiconductor device with enhanced TFT(thin film transistor) characteristics. SOLUTION: When manufacturing an active-matrix liquid crystal display, a mask is used to add different concentrations of an impurity to the LDD(light doped drain) region 106 of the NTFT (N-channel TFT) in a driver circuit and to the LDD region 113 of the NTFT in a pixel portion. This makes it possible to obtain a liquid crystal display having a driver circuit with high-speed operation and a highly reliable pixel portion.