baber/WOPTO huggingface dataset:
Patent JP-2001245391-A (JP)
Title: Electromagnetic acoustic transducer
Inventor: TAJIMA KAZUSHIGE
IPC: H04R13/00
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized electromagnetic acoustic transducer with a high sound pressure where the mount height can be reduced. SOLUTION: The electromagnetic acoustic transducer 1 consists of a base 24 made of a magnetic material, a magnetic core 22 made of a magnetic material and standing upright with respect to the base 24, a diaphragm 20 made of a magnetic material and supported with a gap from a tip of the magnetic core, a magnet 25 configuring a magnetic circuit with the base 24, the magnetic core 20 and the diaphragm 20 to supply a static magnetic field, a coil 23 wound on the magnetic core 22 to supply a vibration magnetic field to the magnetic circuit, and a housing 30 or the like formed integrally with the base 24 and the magnet 25. A communication path 50 through which a rear side space of the diaphragm 20 communicate with the outside is formed to a side wall of the housing 30.
Patent JP-2001204341-A (JP)
Title: Fish bite-sensing device for cast fishing
Inventor: HIRAIWA KAZUYOSHI
IPC: A01K97/12
Filed: 2000-01-26
Abstract: PROBLEM TO BE SOLVED: To provide a fish bite-sensing device capable of sensing the fish bite even not keeping eyes thereto, during a film when eating a food, putting a fresh bite for other rods or having a chat with fishing fellows by lighting an LED at the tip of the rod for easy sensing of the fish bite, since it is impossible to keep on watching the tip of the rod. SOLUTION: This fish bite-sensing device is provided by installing a weight 3 attached to a flexible metallic plate 1 in its upper direction and a flexible metallic plate 2 in its lower direction, which make a contact instantaneously due to the fish bite. This contact point is constituted with a battery, piezoelectric buzzer, LED 8, switch and other parts, and when its input side short-circuits instantaneously, it is used as the input for a device generating a sound and light for a set period of time. The contact point and LED 8 attached to an insulating stage 4, and the battery, piezoelectric buzzer, switch and other parts housed in a case 5 are connected by an electric wire 6.  When the fishing is performed at night, by turning on the switch connected with the LED 8, the LED 8 is lighted without any relation to the swing of the rod for easy sensing of the swing of the tip of the rod. A protective cover 7 for the contact point capable of easily attaching and detaching to the insulating stage 4 is provided.
Patent JP-2001251303-A (JP)
Title: Lan system, and its data processing management method
Inventor: KUBOTA KIYOTO
IPC: H04L12/28
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a LAN system and its data processing management method where a version of data processed in the entire system is matched by using reference version information received from a master logic section and allowing each logic section itself to compare version information of its own stored in itself with the received version information so as to limit its operation. SOLUTION: Upon the receipt of reference version information (d) from a logic section A of a master unit, each of other logic sections B, C compares the received information (d) with a data version 133 stored in its own ROM 13. When the two data versions are coincident as the result of comparison, each CPU 12 of the logic sections B, C discriminates that the data 132 stored in its own ROM 13 is a regular version and executes a regular operation, and when they are dissident, each CPU 12 discriminates that the data 132 stored in its own ROM 13 are not regular version data and stops its operation.
Patent JP-2001249289-A (JP)
Title: Optical path switching method and device therefor
Inventor: MATSUMOTO TAKESHI
IPC: G02B26/08
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To shorten the optical path switching time. SOLUTION: The optical fiber 1 is moved by a moving mechanism 4 using a vibration actuator 20 as a driving source in the X axial direction. An optical fiber 2 is moved by a moving mechanism 5 using the vibration actuator 20 as a driving source in the X axial direction. At this time, the optical fiber 1 and the optical fiber 2 are moved simultaneously and mutually in the reverse direction. Thus, a relative velocity and relative acceleration between the optical fiber 1 and the optical fiber 2 are increased.
Patent JP-2001254801-A (JP)
Title: Machine element utilizing rolling friction, its rolling body and linear introduction mechanism for vacuum
Inventor: MATSUI AKIHIKO
IPC: F16C33/66
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To lengthen the life of a ball screw. SOLUTION: A ceramic film is coated on the surface of a ball 4 constituting a ball screw 100 and a solid lubricating film is formed on the ceramic film.
Patent JP-2000271112-A (JP)
Title: Method for forming image of object and imaging system
Inventor: HSIEH JIANG
IPC: A61B6/03
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To form a complete three-dimensional image of an object inside a patient's body by using data from one rotation of a gantry, reducing aliasing artifacts. SOLUTION: In one form, an imaging system 10 including an X-ray source 14 and a digital detector array 18 changes the angular interval between samples of projection data as a function of the projection angle so that aliasing artifacts will decrease. To be more specific, in one execution form, at least two projection angle ranges are set, then projection data are collected using a first view sampling speed in a first range. And when the projection angle is equal to a second range, the view sampling speed is changed to a second view sampling speed. Finally, a complete three-dimensional image of the object is formed based on the data.
Patent JP-2001256980-A (JP)
Title: Binder for lithium ion secondary battery electrode and its utlization
Inventor: YAMAKAWA MASAHIRO
IPC: H01M4/13
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a binder suitable to fabricate a lithium ion secondary battery of a large capacity and of an improved charge and discharge characteristics. SOLUTION: The electrode for the lithium ion secondary battery is fabricated utilizing a binder containing a polymer having the constitution unit originated from the monomer represented by the formula 1 (wherein R1 and R2 are hydrogen, a low-rank alkyl group or halogen, R3 and R4 are hydrogen or methyl group but R3 and R4 are not a methyl group simultaneously and m equals to 3 to 20).
Patent JP-2001255818-A (JP)
Title: Device for calculating difference probability of addition and recording medium with its program recorded thereon
Inventor: MORIAI SHIHO
IPC: G09C1/00
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To substantially reduce a calculation amount. SOLUTION: Each difference Δx and Δy in accordance of the change in inputs x, y and a difference Δz of an output z of x+y are inputted; a difference of carry is obtained from Δc=Δx(+)Δy(+)Δz (S1-2); Δxi+Δyi+Δci=A is arithmetically operated (S3-1) by setting i=0, and P=1; if Δci+1=1 at A=0, the calculation is outputted and ended by setting P=1 (S3-5); if Δci+1=0, the calculation returns to S3-2 by setting i=i+1 (S3-6); if A=1 or 2, setting P=P/2 (S3-9); returns to S3-2 by setting i=i+1; if Δci+1=0, setting P=0; if P=1, returns to S3-2 by setting i=i+1. When i=n-1, P at that time is outputted (S4) as the difference probability DPf of addition.
Patent JP-2001255497-A (JP)
Title: Temple joint structure of spectacle frame
Inventor: YOSHIDA TOSHIHIRO
IPC: G02C5/14
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a temple joint structure which has a function similar to like that of a spring hinge which can slightly push the temple of a spectacle frame to open from an opened state and is extremely simple in structure. SOLUTION: A wraparound endpiece side is provided with a stationary hinge piece 5 and the temple 3 is slidably mounted at a sliding hinge piece 6. A pair of magnets 12 and 13 are arranged in spaces 10 and 11 formed between the temple 3 and the sliding hinge piece 6. Both magnets 12 and 13 are directed to directions repulsing each other.
Patent JP-2001259850-A (JP)
Title: Flash welding equipment
Inventor: UMEKUNI AKIRA
IPC: B23K11/04
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide flash welding equipment which is applicable to the flash welding construction of steel members with a large cross-section, and which is configured for use in a construction site by miniaturizing it and making it lightweight so that it can be carried. SOLUTION: The flash welding equipment consists of the combination of clamp members 3, 4 grasping and clamping the steel members 1, 2 with the large cross-section to be welded by the action of a jack, plural straight line drive type actuators 5 grasping the steel members with the large cross-section to be welded, and connecting two clamp members with each other, which are opposingly arranged and electrodes 6 mounted directly on each steel member with the large cross-section for power feeding. The actuator 5 is constituted so that a synchronized displacement control for a flash process and an upset process can be performed, and the connecting parts between the actuators 5 and the clamp members 3, 4 are electrically insulated.
Patent JP-2001264309-A (JP)
Title: Catalyst searching method
Inventor: OTANI FUMIAKI
IPC: C07B37/06
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a catalyst searching and designing method capable of simply estimating a catalyst suitable in a catalytic reaction difficult to estimate by a small number of experiments and capable of designing a suitable catalyst, and a method for determining optimum reaction conditions. SOLUTION: Objective catalytic reaction is performed using a preliminarily selected sample catalyst for searching experiment to obtain objective activity data, and to search the correlation of the objective activity data with the reference activity data in the following three libraries: (1) which comprises a plurality of characteristic values related to a statistically processable number of catalysts, (2) which comprises a plurality of the data related to catalytic activity obtained by actually subjecting the respective catalyst in the catalyst characteristic library to reference catalytic reaction and a characteristic (3) which comprises a table formed by investigating the correlations of the respective characteristic values in the catalyst characteristic library with the reference activity data.  Then one or not less than two catalyst characteristics having a strong correlation with one or not less than two determined reference activities are searched from the characteristic-reference activity library (3) and the catalyst with high objective reaction activity are selected or designed from the catalyst characteristic library (1).
Patent JP-2000312180-A (JP)
Title: Method for communicating information
Inventor: PIHL KARI
IPC: H04W4/02
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To transmit maximum quantity of information by a fixed length message by making an information element defined by content information included in the payload part of the message, in accordance with the description of content information. SOLUTION: Content information 100 must always show content information which exits in a payload part. The bit sequence 110 of an adjacent base station being an information element itself, an RDT (the relative time different of base station) value 120 being a segment, a server cell position data 130 which is position information of the base station and position data 140 of the adjacent base station, which is position information of the base station, continue. In this example, content information 100 of a message is displayed by first nine bits of a payload. Namely, bits '1' to '3' display the definition of the displayed adjacent base station '4' to '6' the precision of data on the adjacent base station, '7' and '8' the precision of the RDT value and '9' the range of the RDT value. Thus, the display precision of the position of the base station can be selected freely.
Patent JP-2000277708-A (JP)
Title: Semiconductor device and its forming method
Inventor: DIVAKARUNI RAMA
IPC: H01L27/108
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To prevent resistance of an embedded strap of a DRAM cell from changing by the overlapping manner of a deep trench and an active region. SOLUTION: This semiconductor device contains a semiconductor substrate. At least a pair of deep trenches are formed in the substrate. A collar is formed in at least a part of the sidewall of each of the deep trenches. The inside of each of the deep trenches is filled with a trench filler 44. An embedded strap 46 is formed over the whole of each of the deep trenches and covers the upper surfaces of the trench filler 44 and the collar. An insulating region is formed between a a pair of the deep trenches. A trench upper part dielectric region 52 formed in the deep trench, so as to overlap with the embedded strap 46 of each of the deep trenches.
Patent JP-2001259582-A (JP)
Title: Method for simultaneous treatment of garbage and wastewater
Inventor: YAMAGATA MASATSUGU
IPC: C02F9/00
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To recycle resources and energy by saving the consumption of energy required for the treatment of garbage and domestic wastewater and generating energy. SOLUTION: This method for simultaneous treatment of garbage and wastewater comprises a garbage disposal process for crushing the garbage 20 such as kitchen refuse, a mixing process for mixing the crushed product 21 of the garbage produced in the garbage disposal process, a solid-liquid separation process for separating solid from the domestic wastewater accompanied by the crushed product 21 mixed in the mixing process by a solid-liquid separation device 2, and an anaerobic microorganism treatment process for treating the separated liquid 28 separated in the solid-liquid separation process by immobilized microorganisms in an anaerobic microorganism treatment tank 4. The separated solid 22 separated by the solid-liquid separation device 2 is led into a fermentation tank 7 to be fermented.  The combustion heat of the fermentation gas is recovered to generate electricity, and the surplus heat can be used for heating the fermentation tank 7.
Patent JP-2001261878-A (JP)
Title: Method for manufacturing composite foamed body
Inventor: SAKAGUCHI MASAFUMI
IPC: C08J9/35
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a composite foamed body that can sufficiently restrict shrinkage after foaming and can furnish a sufficiently low density, even if the foaming has been carried out by mixing foamable polystyrene beads with a water-foamable rigid urethane foam composition that uses water as a foaming agent. SOLUTION: A water-foamable rigid urethane foam composition is used that comprises an isocyanate group and a polyol group, contains 1.5-3.5 wt.% of water as a foaming agent and can furnish a foam with a density of not more than 25 kg/m3 when reacted. To make a foam, one hundred pts.wt. of the composition is mixed with 75-150 pts.wt. of foamable polystyrene beads that can be expanded not less than 50 times the original amount.
Patent JP-2001262015-A (JP)
Title: Pigment ink
Inventor: FUJIMOTO YUKIE
IPC: C09D11/52
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a pigment ink which, when used in continuous ink jet recording, is excellent in delivery stability and in redispersibility into a solvent after dried. SOLUTION: This pigment ink at least contains a pigment, a resin, and water, and its product F of electrical conductivity (mS/cm) by surface tension (mN/m) is in the range represented by 50<=F<=400.
Patent JP-2001263119-A (JP)
Title: Control device for internal combustion engine
Inventor: HIRAISHI FUMIAKI
IPC: F02D41/14
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To control the ignition timing by the intake quantity actually supplied into a combustion chamber 5 in the operation of an EGR device. SOLUTION: The intake quantity is corrected according to the response delay of EGR gas circulated in a surge tank 23 in the switching of the EGR device, and a target ignition timing is controlled according to the corrected intake quantity. Just after the switching of the EGR device, the target ignition timing after switching is changed so as to be a lag-side ignition timing when it is on the advance side, and to be an advance-side ignition timing when it is on the lag side. The ignition timing is controlled according to the intake quantity actually supplied into the combustion chamber 5, and the output is kept at a prescribed value while preventing a transitional knocking.
Patent JP-2000317303-A (JP)
Title: Plasma treatment apparatus and method
Inventor: ICHIMURA SATOSHI
IPC: H01L21/3065
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a microwave plasma treatment apparatus capable of applying plasma treatment to an object to be treated over a wide range while suppressing the effect of a magnetic field. SOLUTION: A plasma treatment apparatus surrounds an electronic heating space chamber and forms a ferromagnetic field of which the intensity exceeds that of an electron cyclotron resonance magnetic field at the microwave lead-out part of a dielectric 6 along the transmission direction of a microwave in the electronic heating space chamber and has a permanent magnet 3 forming a cusped magnetic field steeply fallen in its intensity at the boundary part of the electronic heating space chamber and a plasma forming space chamber 2 and reversed in its direction with respect to the ferromagnetic field toward the plasma forming space chamber 2 from the boundary part and permanent magnets 4 arranged to the periphery of the plasma forming space chamber 2 so as to be successively made different in polarity.
Patent JP-2001274607-A (JP)
Title: Branching filter
Inventor: YOSHIDA MANABU
IPC: H01P1/209
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a branching filter that can absorb dispersion resulting from the tolerance caused at the manufacturing of the branching filter without affecting its attenuation characteristic and its isolation characteristic even when an insertion length of an adjustment machine screw for the adjustment of band pass filters being components of the branching filter and the electric length between an E-plane T branch section and each band pass filter is deviat ed from an object value. SOLUTION: In the branching filter, a transmission terminal and a reception terminal are connected to the band pass filters via an H-plane T branch section and outputs of the band pass filters are composited at the E-plane T branch section, then the composite output is given to an antenna terminal. The filter is configured by incorporating a bend atop filter 7 between the E-plane T branch section 6 and the antenna terminal.
Patent JP-2000343070-A (JP)
Title: Garbage treating device
Inventor: HARADA MASAKI
IPC: G01N21/3554
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To make it possible to exactly measure the moisture content of a garbage treating material without contact with the garbage treating material. SOLUTION: This treating device has a moisture content detecting section 1 which optically detects the moisture content of the garbage treating material 11, a control section which computes the moisture content in accordance with the output of this moisture content detecting section 1 and agitating vanes 2, a surface heater 4 and an exhaust fan 5 for regulating the moisture content according to the output of the control section in a treating vessel 3 in which the garbage treating material 11 for decomposing and treating the garbage is put.
Patent JP-2001271828-A (JP)
Title: Dynamic pressure type oil-impregnated sintered bearing unit
Inventor: MORI NATSUHIKO
IPC: F16C17/02
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To positively prevent a lowering of rotational accuracy caused by the entrainment of air into a bearing clearance and oil leakage, at a low cost. SOLUTION: This dynamic pressure type oil-impregnated sintered bearing unit is provided with a dynamic pressure type oil-impregnated sintered bearing 2 formed of oil-impregnated sintered metal, and a housing 3 opened at one end and closed at the other end, with the bearing 2 mounted therein. One end side opening of the housing 3 is sealed with a seal member 11, which is brought into close contact with a housing opening side end face 22a1 of a bearing body 22, and a blocking part 13 brought into close contact with a housing blocking side end face 22a2 of the bearing body 22 is provided in the housing 3.
Patent JP-2001274400-A (JP)
Title: Semiconductor device
Inventor: TANAKA MASAHIRO
IPC: H01L29/78
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To realize ensuring load short-circuit endurance and reduction of ON-state voltage and input capacitance of a trench gate type IGBT. SOLUTION: In a trench gate type IGBT, a P-type base region is formed in a stripe-shape in the direction perpendicular to the direction of a trench gate. Channel lengths of the respective unit cells are formed to be almost constant, and equal to or shorter than those of the conventional trench IGBT.
Patent JP-2001277583-A (JP)
Title: Led drive circuit
Inventor: SAITO HIROSHI
IPC: B41J2/44
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an LED drive circuit capable of accurately controlling a gradation of an LED by improving rising characteristics of output currents of correcting transistors. SOLUTION: Transistor sizes of N-channel MOS transistors 32-1 to 32-6 for driving correcting MOS transistors 30-1 to 30-6 are selected so that the rising characteristics of the output currents I1 to I6 of the transistors 30-1 to 30-6 are made the same.
Patent JP-2001275400-A (JP)
Title: Power supply system utilizing vehicle
Inventor: TAKAGI KOICHI
IPC: B60R16/02
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a power supply system, that can supply required power by controlling an engine speed according to the amount of use of power in the idling state of a vehicle. SOLUTION: A power supply system 1 is equipped with an alternator 4, that generates power according to the speed of an engine 2 that is mounted to the vehicle to charge a prescribed battery 3, an output means 5 that outputs the power that is charged to the battery 3 to the outside, an amount-of- generation control device 8, that detects the amount of current of power that is transmitted to the output means 5 from the battery 3 and at the same time, sets the engine speed according to the detected amount of current, and an engine control unit 9 that controls the speed of the engine 2 in accordance with the engine speed that is set by the amount-of-generation control device 8.
Patent JP-2000315064-A (JP)
Title: Picture display reflection prism and electric light plate for dynamic image using the prism
Inventor: KIN SHOGAKU
IPC: G09G3/34
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide technique related to a dynamic image advertisement medium having a form in which various color pictures and graphic characters are displayed. SOLUTION: The elements of the plate are planar reflection mirrors (reflection prisms) having their apex angles to be a right angle or a semi-right angle or curved surface reflection mirrors (semi-reflection prisms). A color film 13 is inserted between the elements. At both sides of the front tip sections of the film 13, color information is provided. When the film 13, in which its drive is made invisible, is moved between two mirrors, the color pictures of the both sides of the front tip sections display a picture on a plane surface or a semi- plane surface through reflection surfaces 12 of the two reflection mirrors, When the pictures of the elements are arranged on a single flat surface, they become a perfect single graphic. When the drive makes regular reciprocating movement in accordance with time, the picture constitutes a specific dynamic image.