baber/WOPTO huggingface dataset:
Patent JP-2002251301-A (JP)
Title: Cpu monitoring circuit
Inventor: HOSHIKAWA CHIKASHIGE
IPC: G06F1/24
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To prevent monitoring time for detecting a CPU clock signal from fluctuating even though battery voltage fluctuates with respect to a CPU monitoring circuit. SOLUTION: A WD monitoring circuit 12 is provided with a capacitor 26 that is discharged in a normal state and charged when a WD signal issued by a CPU 10 in a prescribed cycle is supplied, and a comparator with hysteresis 24 for comparing the voltage of the capacitor 26 with a reference voltage and requesting the CPU 10 to perform reset start when the voltage of the capacitor 26 falls down to the reference voltage. The reference voltage is made to be the voltage based on bandgap voltage VOUT.
Patent JP-2002252427-A (JP)
Title: Group iii nitride semiconductor device and group iii nitride semiconductor substrate
Inventor: SASAOKA CHIAKI
IPC: H01L21/205
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To reduce the defect density of an AlGaN cladding layer of a group III nitride semiconductor laser. SOLUTION: An n-type cladding layer 502, an n-type light trapping layer 503, a three period multilevel quantum well(MQW) layer 504, a cap layer 505, a p-type light trapping layer 506 formed of Mg doped p-type GaN, a p-type AlGaN cladding layer 507 and a p-type contact layer 508 formed of Mg doped p-type GaN are grown on a GaN substrate 501 in sequence for forming an LD structure. The p-type AlGaN cladding layer 507 has a multilayer structure which is formed by interposing equally spaced three Mg doped GaN crystal recovering layers (5 nm thick) in Mg doped p-type Al0.1 Ga0.9 N (having a Mg density of 2×10<19> cm<-3> and a thickness of 0.5 μm).
Patent JP-2002247908-A (JP)
Title: Method and apparatus for separating foreign matter attached to laver net
Inventor: SHIODA TOSHIYUKI
IPC: B03B5/02
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To develop a method for separating a foreign matter attached to a laver net, with which a method for separating a foreign matter of cultured laver is developed, in detail, a foreign matter is not separated from raised laver but the foreign matter is separated from the laver net in the sea before raising. SOLUTION: A foreign matter attached to a laver net is separated by jetting bubbles from below to the laver net in the middle of raising. Further, a foreign matter attached to the laver net is separated by jetting water from below to the laver net in the middle of raising in the sea. Further a foreign matter attached to the laver net is separated by jetting bubbles and water from below to the laver net in the middle of raising in the sea.
Patent JP-2002247939-A (JP)
Title: Display device of fishing reel
Inventor: KURIYAMA HIROAKI
IPC: A01K89/017
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To arouse angler's attention and improve the visibility of a display part in a fishing reel having a display device. SOLUTION: The display part 5 has the following regions in a winding screen 58 displayed during the winding motion of a fishing line: a water depth- displaying region 5a arranged on the upper side; a bottom water depth-displaying region 5b arranged below the water depth-displaying region 5a; a displaying region 5c for the number of speed stages, comprising plural boxes vertically arranged on the right side of the water depth-displaying region 5a; an image- displaying region 5d arranged between the water depth-displaying region 5a and the bottom water depth-displaying region 5b, and capable of displaying an animation; and an information displaying region 5e in which various setting modes and the number of speed stages can be displayed by letters. The image- displaying region 5d displays an animation such as the vertical motion of the tip of the fishing rod.  Here, when plural still-pictures of the tip of the fishing rod at the upper and lower positions are serially repeatedly displayed, the change of the state where the fishing line is wound up is displayed as an animation.
Patent JP-2002252986-A (JP)
Title: Inverter, power supply system and method for reducing leakage current in power supply system
Inventor: KUROKAMI MASAMICHI
IPC: H02M7/48
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To reduce a leakage current in a power supply system for converting an output from a DC power supply having an earth electrostatic capacity into an AC power. SOLUTION: An input ripple control means 17 inputs an input voltage from an input voltage detecting means 12 and an intermediate voltage from an intermediate voltage detecting means 13, and calculates the difference between both ripple voltages. The magnitude of a ripple instructing value indicating a ripple current to be inputted to a converter circuit 7 is adjusted so as to make the difference between both ripple voltages zero. In addition, a ripple current waveform is generated and outputted to an output calculating means 18 by using a ripple reference waveform having a DC level for making the average value in a full wave rectified waveform synchronized with an output from an inverter circuit 9, zero.  In the output calculating means 18, a DC current instruction from an input voltage controlling means 15 is added to the ripple current waveform from the input ripple controlling means 17, and an output current waveform is generated and outputted to a converter circuit driving means 16.
Patent JP-2002261640-A (JP)
Title: De-emphasizing switch circuit for fm stereo receiver
Inventor: YAMAGISHI MIKIO
IPC: H04H1/00
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To change de-emphasis constants of de-emphasis circuits, by changing their output impedances within the de-emphasis circuits according to the shipping destination of the receiver. SOLUTION: By connecting a first current Miller circuit 30 and a second current Miller circuit 35 that take out L signals or R signals with a de-emphasis circuit 40 and a second de-emphasis circuit 45 having two de-emphasis constants, the output impedances of the first and second de-emphasis circuits 40 and 45 are changed in control transistors 50, 51 and 52 to change their de-emphasis constants.
Patent JP-2002259866-A (JP)
Title: Card reader device of type connected to portable terminal and method of authentication and settlement using it
Inventor: YOSHIDA KIYOHIKO
IPC: G06Q20/42
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a card reader device preventing bugging of card information as to credit cards or the like and ID numbers, and illegal copies and use, and a method of authentication and settlement using the device. SOLUTION: A store notifies the host computer 3 of a bank or the like of the price of merchandise and the telephone number of the portable terminal 2 of a card user. The host computer 3 creates a public key and a secret key and calls up the portable terminal 2 of the card user to transmit the public key. The portable terminal 2 transmits the received public key to the card reader device 1 connected thereto. Using the public key received, the card reader device 1 encrypts the read card information and ID number for transmission to the portable terminal 2 connected thereto. The portable terminal 2 transmits to the host computer 3 the encrypted card information and ID number transmitted from the card reader device 1. The host computer 3 decrypts the encrypted card information and ID number with the secret key corresponding to the public key to carry out a settlement process.
Patent JP-2002256533-A (JP)
Title: Downward carrying method and device therefor
Inventor: EKUMA KOUICHI
IPC: B65G15/42
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To reduce an equipment cost, and to enable mass transport in method carrying concrete downward and a device therefor. SOLUTION: Shelf boards 15 are arranged in a plurality at an interval in the belt rotating direction on an endless belt 14 arranged in the vertical direction by extending to a pulley installed between a vertical directional channel 12. A surface of a descending track of the belt is covered with a cover 18 for guiding the belt by contacting with the periphery of the shelf boards 15. An opening part 22 is arranged in an upper position of the cover 18. Support plates 17 and 16 for abutting to a belt surface are installed on an upper surface and an under surface of the shelf boards 15 to reinforce a right-angled attitude of the shelf boards. Fresh concrete 30 is inputted in the opening part 22, and is placed on the shelf boards 15, and is carried downward by rotation of the belt 14 while preventing falling from above the shelf boards by the cover 18.  The concrete 30 is discharged at the lower end of the belt by an attitudinal change in the shelf boards 15.
Patent JP-2002253803-A (JP)
Title: Ball tank device
Inventor: UGAWA SHOHACHI
IPC: A63F7/02
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a ball tank device capable of returning delivered balls by dividing them from an arbitrary direction and capable of returning the delivered balls without clogging. SOLUTION: This ball tank device receives the delivered ball delivered form a pachinko machine 3 and returns the delivered ball to a ball recovery gutter 5. This ball tank device 1 is constituted of a tank part body 10 receiving the delivered ball, a ball return part 14 provided along the longitudinal direction of the tank part body and provided with multiple ball return ports 13R and 13L for returning the delivered ball to the ball recovery gutter, and a ball guide member 15 guiding the delivered ball toward an either ball return ports out of the multiple ball return ports. The change in the fitting mode of the ball guide member determines the ball return port for the delivered ball to be returned.
Patent JP-2002254894-A (JP)
Title: Eraser
Inventor: TAKAHASHI YASUHIRO
IPC: B43L19/00
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide an eraser which leaves no trace of handwriting failing to be effaced, when the erasion effect is visually checked, in the eraser of a thermoplastic elastomer. SOLUTION: This eraser contains at least a styrene thermoplastic elastomer, a filler and an acetylated glycerine.
Patent JP-2002253230-A (JP)
Title: Monoclonal antibody, hybridoma and use thereof
Inventor: NARITA HIROSHI
IPC: C07K16/38
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To evaluate a thermally denatured degree and enable to determine ovomucoid, and enable identification and precise determination of egg allergen. SOLUTION: This monoclonal antibody recognizes ovomucoid and reacts with undenatured ovomucoid, but does not react with thermally denatured ovomucoid or reacts with thermally denatured ovomucoid, but does not react with undenatured ovomucoid or reacts with undenatured ovomucoid and thermally denatured ovomucoid. A hybridoma group produces the monoclonal antibody.
Patent JP-2002253113-A (JP)
Title: Blower apparatus for food conveyor
Inventor: HIKITA SHIZUO
IPC: F26B17/04
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To solve the troubles of the accumulation of sundry germs contained in blown air on a food and the attachment of sundry germs in an amount larger than that existing in a working environment, while fish is dried by blowing air to the moving food on a conventional food conveyor manufacturing boiled- dried fish. SOLUTION: The troubles can be solved as follows: a food conveyor comprises a food conveyor unit for moving boiled whitebaits, an air nozzle for blowing air towards whitebaits moving by the food conveyor unit and a blower connected to the air nozzle; in a draft air duct communicating to the air nozzle, a blower and a sterilizing filter are placed; and this enables the reduction of the amount of sundry germs attached on the moving food.
Patent JP-2002271952-A (JP)
Title: Apparatus for hermetically installing high-frequency coaxial cable
Inventor: OKADA KENJI
IPC: H02G3/06
Filed: 2001-03-07
Abstract: PROBLEM TO BE SOLVED: To eliminate degradation in frequency characteristics that may otherwise occur at joints of a relaying connector by inserting a high-frequency coaxial cable into a hole in the wall of an airtight container without use of a relaying connector. SOLUTION: The high-frequency coaxial cable is inserted into a cylindrical body, and resin adhesive is filled in the space that isolates the inner circumferential surface of the cylindrical body and the outer circumferential surface of the high-frequency coaxial cable from each other throughout the 360 deg. range. The cylindrical body is hermetically installed in the airtight container. Thus, the single high-frequency coaxial cable can be used through the wall of the airtight container, and it is unnecessary to use a relaying connector. Therefore, degradation in frequency that may occur at joints is eliminated.
Patent JP-2002264191-A (JP)
Title: Injection mold
Inventor: MATSUMOTO TOSHIFUMI
IPC: B29C45/78
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an injection mold not generating strain even if a cooling speed is further increased by uniformizing the in-plane temperature of a mirror surface plate by improving the shape of the cooling groove formed to the mirror surface plate. SOLUTION: The injection mold consists of a fixed side mold 2 having a first mirror surface plate 23 on one surface side thereof and a movable mold 4 having a second mirror surface plate 43 opposed to the first mirror surface plate 23 of the fixed mold 2 to form a cavity. At least one of the first and the second mirror surface plates has a cooling groove 9, which allows cooling water (hot water) for adjusting the temperature of the mirror surface plates 23 and 43 of flow, formed to the surface opposite to the cavity forming surface thereof, and the cooling groove 9 is branched into a plurality of cooling grooves from a cooling water input end 91 of one place and a cooling water output end 92 is formed at one place where a plurality of the brached cooling grooves meet with each other, and the input end 91 and the output end 92 are formed in the vicinity.
Patent JP-2002265538-A (JP)
Title: Acrylic resin, and resin plate and its production method
Inventor: KURACHI YOSHIYA
IPC: B29C39/02
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an acrylic resin which has a good external appearance and an improved heat resistance while exhibiting good optical characteristics after a heat treatment almost the same as that before the heat treatment. SOLUTION: This resin consists of 60-90 mass% methyl methacrylate units, 10-40 mass% polyfunctional (meth)acrylate units, and 0-20 mass% other copolymrizable monomer units and has a gel fraction of 95% or higher and a load-deflection temperature of 125 deg.C or higher. In the production method of the acrylic resin plate, a polymerizable mixture containing methyl methacrylate and a polyfunctional (meth)acrylate and not containing a methyl methacrylate polymer are poured into a mold, the mixture is polymerized, and the resultant product is released from the mold.
Patent JP-2002266698-A (JP)
Title: PISTON RING FOR HIGH Pmax
Inventor: HITOSUGI EIJI
IPC: F16J9/20
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a piston ring for high Pmax engine capable of reducing the surface pressure in the vicinity of an abutment part to prevent the generation of abutment fall near the abutment part when working, and minimizing the wear in the vicinity of the abutment part. SOLUTION: This steel-made piston ring 1 comprises a main body 2 having a nearly circular outside sliding surface for sliding in relation to a cylinder, an inside surface opposed to the bottom of a piston ring groove formed in the piston, an upper surface and lower surface for connecting the outside sliding surface to the inside surface, and the abutment part for dividing the nearly circular shape of the piston ring in the radial direction. Nitride layers 3A-3D are formed on whole surface of the outside sliding surface, inside surface, upper surface and lower surface of the main body, and the nitride layers formed on the upper surface and lower surface are then removed. The compression stress is released by removing the nitride layers to increase the curvature radius of the whole ring.
Patent JP-2002264026-A (JP)
Title: Abrasive cloth
Inventor: YUKI ROKURO
IPC: B24B37/20
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To provide an abrasive product having ductile resistance and durability and not occurring clogging of holes irrespective of types of base plates having different thickness. SOLUTION: Block assemblies 2 of abrasive including glue are fixed on a surface of a base material. A clearance between the assemblies 2 next to each other is 1-4 mm. The assembly 2 has a size of 4-200 nm<2> and height dimension of 0.5-5 mm. Arranging angles θ of the assemblies 2 are the same inclination within 5-60 deg.. A hook-and-loop fastener is attached to a base material rear face 3.
Patent JP-2002265522-A (JP)
Title: Method of improving pra resin
Inventor: NISHIKAWA TAKAHIRO
IPC: C08J7/00
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a method of obtaining a molding having excellent physical properties using a PFA resin having high flow characteristics enabling a melt molding. SOLUTION: In the method treating to make the PFA resin having good flow characteristics enabling the melt molding have a high molecular weight by heat treatment, the PFA resin having good flow characteristics which has 40 to<400 of a -CH2 OH end group per 10<6> of a the number of carbon atoms and of which end group have not been sujected to stabilization treatment, is heat-treated for >=200 hr at a temp of 265 deg.C to <275 deg.C, for >=80 hr at a temp. of 275 deg.C to <285 deg.C, or at a temp. of 285-305 deg.C, and each for 10 hr to 500 hr.  The manufacturing method of the PFA resin molding comprises molding the PFA resin having good flow characteristics as a molding, then conducting the above mentioned heat treatment of the resulting product to obtain the PFA resin molding having improved repeated flexural fatigue properties, abrasion resistance and chemical resistance from the PFA resin having good flow characteristics. Thus PFA resin molding is obtained.
Patent JP-2002268086-A (JP)
Title: Substrate for optoelectronic device, optoelectronic device, projection type liquid crystal device and electronic equipment
Inventor: NAKAMURA TEIICHIRO
IPC: G03B21/00
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide an optoelectronic device and a projection type liquid crystal device, that can prevent the occurrence of the optical leakage current caused by an oblique light included in an incident light and a return light from a light source and can attain a display of high contrast. SOLUTION: On the substrate for optoelectrinic device, light shielding films 3a, 11a having a projecting shape toward a semiconductor layer 1a are provided in areas corresponding to the formation position of a switching element 30 at least at one side of upper and lower sides of the switching element 30.
Patent JP-2002264555-A (JP)
Title: Original plate for direct drawing type lithographic printing plate
Inventor: KASAI KIYOSUKE
IPC: B41C1/10
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To obtain an original plate for a direct drawing type lithographic printing plate capable of printing many printed matters of a clear image without scumming as an offset original plate and without lack/distortion or the like of an image. SOLUTION: The original plate for the direct drawing type lithographic printing plate comprises an image acceptive layer on a water resistant support. In the original plate, the image acceptive layer contains at least a porous filler, and a binding resin made of a composite material of a resin containing metallic atoms bonded via oxygen atoms and an organic polymer having a group capable of forming a hydrogen bond with the resin.
Patent JP-2002021735-A (JP)
Title: Injector
Inventor: MATSUZAWA HIRONOBU
IPC: F04B9/103
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To provide an injector capable of relaxing a pressure change inside each chamber when reciprocating a pressurizing mechanism and capable of improving the service life of structural parts such as a diaphragm. SOLUTION: This injector 1 is provided with a first outside inflow part 13 for the fluid F to be fed by the pressure, a first outside outflow part 14, a connection inflow part 41 communicated with the first outside inflow part or the first outside outflow part, a connection outflow part 22, a second outside inflow part 31 communicated with the connection inflow part or the connection outflow part, a second outside outflow part 32, a first chamber 40, a second chamber 50, suction check valves 61 and 71, discharge check valves 66 and 76, a pressurizing mechanism 80, an operating fluid inflow part 90 for flowing the operating fluid A for reciprocating the pressurizing mechanism into/from at least one of both the chambers, energizing diaphragms 100 and 120 provided outside of the pressurizing mechanism, and energizing means 110, 115,  130 and 135 for energizing the energizing diaphragms inward in a body B of the injector 1.
Patent JP-2002274478-A (JP)
Title: Frictional resistance reducing device of ship
Inventor: UEMOTO TADAYOSHI
IPC: B63B1/38
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a frictional resistance reducing device of a ship for achieving frictional resistance of the ship with the inexpensive constitution. SOLUTION: An air injection pipe 1 having an ejector X using water L1 as a driving fluid, and air A as a driven fluid, is arranged in a state of pointing a water intake port 7 forward in the sailing direction of a hull 20 in the water, and opening a blowout port 6 in the vicinity of a ship's bottom surface.  With such constitution, when dynamic pressure of the water L1 acting on the water intake port 7 exceeds water pressure acting on an blowout port 6 part on the ship's bottom surface 22 side, when the water L1 flows in from the water intake port 7 by the differential pressure and flows to the blowout port 6 side by passing through the ejector X, the air A is sucked in by the sucking action of the water L1 , and becomes bubble mixed water L2 including innumerable bubbles 10, and is blown out to the ship's bottom 22 side from the blowout port 6, a surface of the ship's bottom surface 22 and a ship's space surface 21 is covered with the innumerable bubbles 10 rising by buoyancy, and the frictional resistance to the water L1 is reduced to enhance propelling performance of the hull 20.
Patent JP-2002274354-A (JP)
Title: Vehicular motion control device
Inventor: KUNO TETSUYA
IPC: B60T8/175
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To appropriately control the motion of a vehicle even when the negative pressure of a vacuum booster is low by a simple constitution in a vehicular motion control device carrying out automatic pressurization control. SOLUTION: Drive of an automatic fluid pressure generator having the vacuum booster VB is controlled in accordance with a motion state of the vehicle and the automatic pressurization control is carried out by controlling the drive of a fluid pressure control valve device. A booster driver BD is provided for switching a holding position for holding at least a variable pressure chamber B3 in a blocking state from a constant pressure chamber B2 and the atmosphere and a releasing position for releasing the holding position, and during the automatic pressurization control, a positive pressure (for example exhaust pressure) is fed to the variable pressure chamber in a state of the booster driver maintained in the holding position.  By this, pressure inside the variable pressure chamber becomes higher than the atmospheric pressure and the brake fluid pressure of a wheel cylinder becomes high. It is also favorable to provide a compressor CP to be used as a positive pressure feeding means and to feed its discharge air pressure to the variable pressure chamber.