baber/WOPTO huggingface dataset:
Patent JP-2002051548-A (JP)
Title: Power supply and discharge lamp lighting device
Inventor: TANAKA HISAFUMI
IPC: H05B41/282
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To suppress abnormal increase in the output of a DC-DC converter and cause a boosting circuit to smoothly operate. SOLUTION: The discharge lamp lighting device is provided with a DC-DC converter 1 that converts the level of the voltage of direct-current power supply E and thereafter rectifies and smoothes it to obtain a first direct-current voltage; a boosting circuit 2 that increases, rectifies, and smoothes the voltage the level of which is converted by the converter, to obtain a second direct-current voltage; an start-assisting circuit 3 consisting of a resistor, a capacitor, and the like; a low-frequency inverter 4 comprising a switching element; an igniter 5 comprising a capacitor, a switching element, and the like; a load insertion circuit 7 consisting of a resistor R71 and a switching element SW71;  and a control circuit 6 that exercises switching control on the DC-DC converter 1 and the low-frequency inverter 4, and further operates the switching element SW71 under specified conditions to reduce the gradient of change in voltage due to smoothing by the DC-DC converter 1.
Patent JP-2001060321-A (JP)
Title: Method and device for recording and reproducing optical information, and optical information recording medium
Inventor: ABE MICHIHARU
IPC: G11B7/007
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To easily set an optimal recording power with practically sufficient accuracy and improve accuracy of setting by reproducing information from a pattern consisting of an unrecorded part and a recorded part recorded for trial by sequentially varying the recording power to evaluate more or less of the recording power. SOLUTION: A pickup 13 for recording and reproduction test-records a pattern consisting of an unrecorded part and a recorded part while sequentially varying recording power P onto an optical information recording medium 11, and reproduces the test-recorded information. A standardized tilt calculating circuit 18 determines a standardized tilt g (P) according to g (P)=(Δ m/m)/(Δ P/P) from test-recorded power P set by a recording power setting circuit 15 and a recording signal amplitude m monitored by a recording signal amplitude monitoring circuit 17. A recording control part 16 decides an optimal recording power based on the standardized tilt g (P) and makes the recording power setting circuit 15 set the optimal recording power.
Patent JP-2002057251-A (JP)
Title: Semiconductor device and method of manufacturing the same
Inventor: SATO TOSHIYA
IPC: H01L21/56
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device which enables alignment marks to be recognized easily and be protected against chemicals, by compatibly coating the alignment marks on scribe lines formed on the surface of a semiconductor element 1 with permeable thin films 3(2) and 5(2), and to provide a method of manufacturing the same. SOLUTION: The semiconductor device comprises the semiconductor element 1, formed with an IC and an electrode pad 2 over the entire surface; a stress- relaxing layer 3 formed on the semiconductor element 1, a lead wire 4 extended from an electrode pad 1 to an upper face of the stress buffering layer 3 through an opening 3(1) formed in the stress-relaxing layer 3; external electrodes 6 disposed on the lead wire 4 on the upper face of the stress-relaxing layer 3; and a conductor section protecting layer 5 formed on the stress-relaxing layer 3, except for the parts where the external electrodes 6 are disposed, and on the conductor section 4. The conductor section protecting layer 5 has an end part region 7, whose end face is extended to the same level as that of the semiconductor element 1, with the end part region 7 being thinner than the other regions.
Patent JP-2002048663-A (JP)
Title: Portable pressure-measuring device
Inventor: TSUJI TOMOHARU
IPC: G01C5/06
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a portable pressure-measuring device used as an altimeter which can measure a pressure by automatically switching to an optimum sampling period at all times in accordance with uses. SOLUTION: This portable pressure-measuring device is constituted by adding a pressure/altitude calculation part 18 for obtaining an altitude by arithmetic calculations from a measured pressure, a pressure change rate calculation part 19 and a movement detection part 20. When the movement detection part 20 detects a movement, the pressure is measured by a sampling period 2, e.g. one second if an altitude change rate is not smaller than a threshold, and by a sampling period 1, e.g. five seconds if the altitude change rate is smaller than the threshold. When the movement detection part 20 does not detect a movement, the pressure is not sampling measured.
Patent JP-2002054618-A (JP)
Title: Roof member installing screw, and method of manufacturing the same
Inventor: SHINJO KATSUMI
IPC: B21K1/56
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To provide a long screw for installing a roof member, and a method of manufacturing that capable of easily increasing a screw diameter at a thick diameter screw shaft part on the head part side, achieving excellent productivity, and enabling economical production. SOLUTION: In this roof member installing screw 50, a first member 20 comprising a long threadless shaft part 22 and a thin diameter screw shaft part 23 for fastening continuous with each other is jointed with a second member 30 comprising a head part 36 provided at one end of the screw shaft part 35 having a thicker diameter than the threadless shaft part 22 by electric resistance welding to be integrated with it, and a hole boring means such as a drill part 24 is provided at a tip part of the screw shaft part 23 for fastening. Threads 23a and 25a are then formed on the screw shaft part 23 for fastening and the thick diameter screw shaft part 35 by rolling work.
Patent JP-2002062079-A (JP)
Title: Plate type heat exchanger
Inventor: ABE TADAO
IPC: F28F3/08
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To provide a plate type heat exchanger capable of connecting the connectors of an inlet port and an outlet port to the through holes of the outermost side plates upon manufacturing. SOLUTION: The plate type heat exchanger is constituted of a method wherein a plurality of disc type plates having a through hole are superposed and the peripheral rim parts of the plates and the peripheral rim parts of the through holes are connected mutually to form a plurality of flow passages capable of conducting at least two kinds of fluid to flow while the connectors of an inlet port and an outlet port are connected to the through holes of the outermost side plates so as to be capable of effecting heat exchange between fluids which flow through the flow passages. In this case, the peripheral wall of the plate 3 connected to the connector 11 is provided with a screw tube 40A having a male screw 40A on the outer periphery of the same while the inner periphery of the connector 11 is provided with a female screw part 11A, to which the screw tube 40 is screwed.
Patent JP-2002056068-A (JP)
Title: Device and method for managing arrangement of commodities in arrangement sales business
Inventor: TSUMURA KENJI
IPC: G16H40/20
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a device and a method for managing the arrangement of commodities in an arrangement sales business for managing the such arrangement of commodities for efficiently consuming the commodities within the time limit of their use, that commodities having a long time limit of their use are arranged for small quantity consuming customers and those having a short time limit of their use are arranged for large quantity consuming customers. SOLUTION: The amount of the commodities and a visiting cycle are inputted by an input means 11 for every customer and they are stored in a storage means 12. A standard deviation calculating means 13 obtains the consumed amount and the visiting cycle from the storage means 12, calculates the standard deviation S of the consumed amount of the commodities for a prescribed period for the whole customers and stores it in the storage means 12. A rank deciding means 14 obtains the standard deviation S from the storage means 12 and decides the use expiry rank of the commodity arranged in the customer based on the standard deviation S and an output means 15 outputs the decided use expiry rank.
Patent JP-2002056489-A (JP)
Title: Control device for vehicle
Inventor: YAMAMOTO MASAFUMI
IPC: B60W30/00
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To prevent traveling in a file in the excessively reduced state of the awakening degree of a driver. SOLUTION: When the awakening degree of the driver is determined to be lower than a prescribed level by an awakening degree determination unit 3, a vehicle control unit 1 prohibits transition to a traveling mode in a file, and, when determined to be in the traveling mode in a file, controls a seat attitude control unit 4 so as to prohibit the hit angle of a seatback of a driver seat to be tilted more than a prescribed angle.
Patent JP-2002059182-A (JP)
Title: Sewage cleaning device
Inventor: KIMURA KIYOSHI
IPC: C02F3/06
Filed: 2000-08-18
Abstract: PROBLEM TO BE SOLVED: To provide a sewage cleaning device which is used for treatment of industrial waste water, domestic waste water, drainage, waste water from agricultural colonies, livestock waste water, rivers, lakes, marshes, etc., and has a high performance to be suitable for cleaning treatment of various kinds of sewage by eliminating disadvantages of a conventional device and is reduced in production cost. SOLUTION: Cylindrical bodies 1 which are bent into an arbitrary wavy form as the whole by narrow wire rods made of a synthetic resin are connected to poles, which are arranged in upper and lower parts in parallel at equal intervals, to constitute an organism contact member 4, and these organism contact members are set in many arrays so that each of cylindrical bodies constituting each member may be shifted from respective cylindrical bodies of adjacent members, and many arrays of organism contact members constituted in this manner are laid on a peripheral attaching frame body 5 through the poles.
Patent JP-2002063844-A (JP)
Title: Drying device of electron gun
Inventor: IMAEDA KAZUHIKO
IPC: H01J9/38
Filed: 2000-08-22
Abstract: PROBLEM TO BE SOLVED: To provide a drying device of electron gun enabled to surely prevent a cathode from a splash of waterdrops when drying, and to solve the problem of blow off of the oxide on the cathode, when drying a cleaning area excluding a cathode by blowing air using a blowing nozzle, even if the range of washing area of electron gun is widened to the critical area. SOLUTION: For the drying device of electron gun drying a cleaning area of an electron gun 1 excluding a cathode 5 cleaned by water, by blowing air using an air blow nozzle 8, an air curtain nozzle 11 forming an air curtain between a cleaning area L of the electron gun 1 and the cathode 5 is installed, and a control means 13 controlling the diffusion of the air blown out from the air curtain nozzle 11 to the cathode 5 side, is installed.
Patent JP-2002064195-A (JP)
Title: Photoelectric conversion element and photosensor array
Inventor: KUROSAWA HIROSHI
IPC: H01L31/10
Filed: 2000-08-22
Abstract: PROBLEM TO BE SOLVED: To provide a photoelectric conversion element where deviation in spreading of a detectable region is improved for high transistor sensitivity, and to provide a photosensor array where a plurality of photoelectric conversion elements are arrayed for a good balance in distribution range for detection sensitivity. SOLUTION: A double gate type photosensor PSA comprises a completely round semiconductor layer 11A where an arc-like channel region 11b is formed, a block insulating film 14a provided on each channel region 11b, a source electrode 12 and a drain electrode 13 which are, comprising an arc-liked curved shape, so formed as to face each other across the channel region 11b formed at the semiconductor layer 11A, and a top gate electrode TG and a bottom gate electrode BG so provided as to face the channel region 11B.
Patent JP-2002065882-A (JP)
Title: Fireproof screen device
Inventor: HONMA MASAHIKO
IPC: A62C2/10
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To provide a fireproof screen device to be slowly and smoothly operated for closing while restricting the closing speed of a door part. SOLUTION: A speed adjusting mechanism 20 is interposed between a weight 8c for door part provided in a lower edge of a triangle door part 16 formed by a slit 10 provided at a central part of a fireproof screen curtain 2 and a weight 8d for screen fitted to a lower end of the fireproof screen curtain 4 except for the door part 16. When closing the door part 16, this speed adjusting mechanism 20 restricts the closing speed of the door part 16 so as to delay the door closing operation, and the door part 16 is thereby closed slowly. With such a structure, a hit of the weight bar 8c on a leg of a displacing person due to the oscillation of the weight bar 8c can be avoided.
Patent JP-2002067308-A (JP)
Title: Ink jet device and its manufacturing method
Inventor: KOSHIRO YOSHIAKI
IPC: B41J2/055
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To connect impression electrodes which are formed on the wall surface of a pressure isolating wall placed on a piezoelectric material substrate by using anisotropic conductive materials or the like without using wire bonding and impresses voltage, and a driving control circuit which drives and controls the isolating wall, to make it possible to connect the driving circuit to connecting electrodes, and to eliminate sealing materials for preventing ink leakage. SOLUTION: The ink jet device is composed of impression electrodes which are formed on the wall surface of a pressure isolating wall placed on piezoelectric material substrates and are impressed voltage, a driving control circuit which drives and controls the isolating wall, and connecting electrodes which are formed on shallow grooves shallower than any of an ink path isolated by the isolating wall or a common ink path and connects the impression electrodes and the driving control circuit. The connecting electrodes are formed in a way that they make their surface almost the same as the surface of the piezoelectric material substrates.
Patent JP-2001116762-A (JP)
Title: Fluid flow velocity-measuring device of internal combustion engine
Inventor: PARK SANG-BONG
IPC: G01S17/88
Filed: 2000-08-25
Abstract: PROBLEM TO BE SOLVED: To provide a fluid flow velocity-measuring device for measuring the flow velocity of a dead angle region inside a combustion chamber, especially around a valve sheet, using a cross beam LDV. SOLUTION: The measuring device consists of an LDV(laser Doppler velocimeter) having a probe 101 for discharging a pair of laser beams L1 and L2, and a beam-guiding means 210 for guiding the laser beams to the inside of a combustion chamber 202 while being fitted to the spark plug-fitting port of an engine.
Patent JP-2002074603-A (JP)
Title: Forming method of magnetized pattern of magnetic recording medium, its manufacturing method, magnetic recording medium, magnetic recording device and magnetized pattern forming device
Inventor: KAWASHIMA MASAHIRO
IPC: G11B5/012
Filed: 2000-08-25
Abstract: PROBLEM TO BE SOLVED: To provide a magnetized pattern forming method and a magnetized pattern forming device by which a fine magnetized pattern is efficiently and precisely formed, in a technology wherein local heating and external magnetic field impressing are combined and applied to a magnetic recording medium to form the magnetized pattern on the magnetic recording medium and to provide the magnetic recording medium and a magnetic recording device capable of high density recording in a short time and inexpensively. SOLUTION: In the forming method of the magnetized pattern of the magnetic recording medium, comprising a stage for locally heating a magnetic thin film by irradiating the magnetic recording medium having the magnetic thin film on a substrate with an energy ray and a stage for impressing the external magnetic field to the magnetic thin film, intensity distribution of the energy ray in an energy ray irradiation region is <=15%.
Patent JP-2002075647-A (JP)
Title: Organic electroluminescent device
Inventor: NAKATSUKA MASAKATSU
IPC: C09K11/06
Filed: 2000-08-29
Abstract: PROBLEM TO BE SOLVED: To provide an organic electroluminescent device long in emission life and excellent in durability. SOLUTION: The organic electroluminescent device holds at least one layer containing at least one compound represented by formula (1), (wherein, Ar1 and Ar2 independently represent a substituted or unsubstituted naphthyl group, and Ar3 and Ar4 independently represent a substituted or unsubstituted phenyl group), between a pair of electrodes.
Patent JP-2002071735-A (JP)
Title: Signal-inspecting circuit
Inventor: KANEMITSU TOMOHIKO
IPC: G01R29/02
Filed: 2000-08-30
Abstract: PROBLEM TO BE SOLVED: To reduce a scale of a test circuit for facilitating an LSI inspection by realizing a periodic inspection, a jitter inspection and a duty guarantee inspection for periodic signals by simple circuits respectively at a shipping inspection time to LSIs. SOLUTION: The signal-inspecting circuit 102 outputs the result of calculating an AND (or OR) of a signal to be measured, a signal having a phase difference of a jitter guarantee amount to the signal to be measured, and an inverted signal delayed by a guarantee period; and judges the LSI as good when the output is always Low (or High). The period inspection can thus be realized by the simple circuit.
Patent JP-2002078364-A (JP)
Title: Optical and thermal electron power generation method and apparatus
Inventor: SHINDO MASASHI
IPC: H01J45/00
Filed: 2000-08-30
Abstract: PROBLEM TO BE SOLVED: To provide an optical and thermal electron power generation method and apparatus, which can improve power generation efficiency by fully utilizing the wavelength of the powerful solar beam. SOLUTION: The solar beam 21 is collected using a Fresnel lens; an emitter electrode 6 is heated with the longer wavelength region of the solar beam 21; and the cesium atoms near the emitter electrode 6 are irradiated with the beam of the longer wavelength region, to generate discharge through excitation and ionization. Thereby, negative space charges near the emitter electrode 6 is neutralized, to cause the emitter current to increase.
Patent JP-2002074897-A (JP)
Title: Magnetic disk device
Inventor: TASAKA KENJI
IPC: G11B25/04
Filed: 2000-08-25
Abstract: PROBLEM TO BE SOLVED: To assure reliability over a long period of time by preventing polymerization products caused by polymerizable organic substances generated from an adhesives or the like from adhering to a head ABS. SOLUTION: A polymerization suppressant or a polymerization inhibitor is retained in a magnetic disk device.
Patent JP-2002069683-A (JP)
Title: Apparatus for manufacturing hypochlorite
Inventor: MIYOSHI KOJI
IPC: C02F1/46
Filed: 2000-09-01
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for manufacturing hypochlorites, which prevents hydrogen from dwelling when stopping operation. SOLUTION: The apparatus for manufacturing hypochlorites by electrolysis of saline water comprises a gas-liquid separation equipment connected to a riser tube having an opening at a liquid level of electrolyte in a diaphragm-free electrolysis cell, on the upper part of the electrolysis cell, a small hole in the riser tube at a position corresponding to an upper space of the electrolysis cell, and when the electrolysis cell stops working, discharging hydrogen which has stayed in the upper space of the electrolysis cell, from the small hole to the gas-liquid separation equipment, while the electrolytic solution in the gas- liquid separation equipment flows backward through the riser tube.
Patent JP-2001194514-A (JP)
Title: Light scattering film, electrode substrate for reflective liquid crystal display device and reflective liquid crystal display device
Inventor: HOSHI HISAO
IPC: G02B5/02
Filed: 2000-09-04
Abstract: PROBLEM TO BE SOLVED: To provide a light scattering film which suppresses backscattering and has an excellent utilization factor of light, an electrode substrate for a reflective liquid crystal display device utilizing the light scattering film and the reflective liquid crystal display device. SOLUTION: The light scattering film is provided with a transparent resin with a first refractive index and plural transparent particles with a second refractive index dispersed in the transparent resin. The light scattering film is characterized by having the ratio of one out of the first and second refractive indexes to the other being more than 1 to 1.08, by having the surfaces of practically all of the plural transparent particles to be smooth and by having the smooth surfaces comprising projecting faces or a combination of the projecting faces and planes. The electrode substrate for the reflective liquid crystal display device and the reflective liquid crystal display device are provided with the light scattering film.
Patent JP-2002071570-A (JP)
Title: Indicator for plasma sterilization and packaging material for sterilization
Inventor: SUDOU SADAKO
IPC: G01N21/78
Filed: 2000-09-05
Abstract: PROBLEM TO BE SOLVED: To provide an indicator for plasma sterilization, which can precisely judge whether a plasma sterilization treatment to an object to be sterilized has been executed or not, whose light resistance and stability are superior and whose color change speed in a display is fat and to provide a packaging material, for sterilization, on which a display part using the indicator is formed. SOLUTION: A pigment which is composed mainly of an anthraquinone-based compound, an organic amine-based compound and a binder are contained in the indicator for plasma sterilization. The anthraquinone-based compound is preferably selected from between laccaic acid and carminic acid which are indicated by the following structures.
Patent JP-2002084468-A (JP)
Title: Image pickup device
Inventor: YOKOGAWA TOMOMICHI
IPC: H04N5/357
Filed: 2000-09-06
Abstract: PROBLEM TO BE SOLVED: To provide an image pickup device that is free from the effect of a short-term external temperature change such as convection and continuously supplies a stable power to an image pickup element. SOLUTION: The image pickup device provided with an image pickup element 900 and a power supply section 101 that supplies power to the image pickup element is also provided with a thermal insulation body 103A that covers the power supply section.
Patent JP-2002079277-A (JP)
Title: Apparatus and method for treating water of water using equipment
Inventor: SUGIMOTO HIROSHI
IPC: B01J35/02
Filed: 2000-09-06
Abstract: PROBLEM TO BE SOLVED: To prevent the adhesion of moss or contamination by sterilizing water of water using equipment such as a basin, a spring, a pool or the like. SOLUTION: The water of a basin 1 is circulated between the basin 1 and a treatment basin 3 by a water channel 4, a pump 10 and a conduit 15 to be sterilized by the sedimentation tank 8 and photocatalyst unit 9 provided to the treatment basin 3. The photocatalyst unit 9 is constituted by parallelly arranging plate-shaped bodies to which at least a photocatalytic function material comprising a photoconductive powder is bonded. The photocatalytic function material is also bonded to the propellers constituting the pump 10. The water coming into contact with the photocatalytic function material is sterilized to prevent the adhesion of moss or contamination.