baber/WOPTO huggingface dataset:
Patent JP-2002237228-A (JP)
Title: Self diagnostic circuit for contact input circuit
Inventor: TAKANO TAKESHI
IPC: H01H9/54
Filed: 2001-02-07
Abstract: PROBLEM TO BE SOLVED: To improve the operation rate and reliability by adding a function for detecting degradation of reduction of luminance of a light emitting portion 4a of a photocoupler 4 to a self diagnostic circuit for a contact input 1 using a photocoupler 4 and by enabling change of a board of the contact input circuit 1 before the photocoupler 4 has a failure. SOLUTION: In this self diagnostic circuit for the contact input circuit, a degradation diagnostic energizing circuit 18 (or failure, degradation diagnostic energizing circuit 24) for applying a diagnostic current through a current limiting resistance 20 (26) is provided in parallel with external contacts 3 for carrying diagnostic current to the photocoupler 4 by limiting such that an output of a received light of the degraded photocoupler 4 does not reach an on-decision- level of a detection circuit 12 through the current limiting resistance 20 (26) and degradation of input photocouplers 4 is determined by the outputs of the detection circuits 12.
Patent JP-2002237863-A (JP)
Title: Time-division data transmitter/receiver
Inventor: SUZUKI KATSUJI
IPC: H04L12/70
Filed: 2001-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a time-division data transmitter/receiver capable of preventing the delay of a control operation or the execution of any erroneous control operation by changing an operation mode for respective transmission data contents. SOLUTION: This time-division data transmitter/receiver for transmitting and receiving a data packet in a TDMA/TTD communication system is provided with a transmitting/receiving part for transmitting/receiving a high frequency signal, a modulator/demodulator for converting the high frequency signal into a base band signal, and a vase band signal processor 1 for processing the base band signal. In this case, the data packet is added with a frame flag for designating the data packet, and a retry flag for designating the necessary/unnecessity of the re-transmission of the data packet when any communication error is generated in the data packet.  At the time of transmitting the data packet by designating the retry flag of one data packet as the necessity of re-transmission, the base band signal processor 1 is switched and set to an operation mode in which one data packet is re-transmitted as long as the designation of the frame flag of the data packet received just after being transmitted or as long as any communication error is generated in the data packet.
Patent JP-2002237486-A (JP)
Title: Apparatus and method of plasma treatment
Inventor: IKEDA TARO
IPC: H01J37/32
Filed: 2001-02-08
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus and a method of plasma treatment capable of using inductive coupling plasma without inducing any disadvantage caused by an electrical field in the oblique direction immediately after plasma ignition, and removing the electrical field in the oblique direction by combining an inductive coupling plasma method and a Faraday shield to secure the plasma ignition. SOLUTION: A plasma treatment apparatus comprises a chamber 31, a bell jar 32, a coil 42 provided outside the bell jar 32, the Faraday shield provided between the bell jar 32 and the coil 42, a susceptor 33, a conductive member 49 provided on the bell jar 32, a first high frequency power supply 43 for causing the coil 42 to produce an induction field, a second high frequency power supply 34 for producing the electric field between the susceptor 33 and the conductive member 49.
Patent JP-2002236319-A (JP)
Title: Transmission type screen
Inventor: ABE TAKASHI
IPC: G03B21/62
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a transmission type screen with relatively low cost which is bright, whose resolution is high, which has the wide angle of visibility in both horizontal and vertical directions, which is excellent in contrast and on which a distinct picture is observed as a screen for a projection type rear projection television. SOLUTION: A light diffusing plate constituted to have light diffusing layers where the dispersion density of light diffusing material is varied for each of two or more layers in a thickness direction is adopted as the light diffusing base plate having the light diffusing layer constituted by dispersing and mixing the light diffusing material in resin.
Patent JP-2002241852-A (JP)
Title: Method for manufacturing crude zinc/lead oxide sintered agglomerate
Inventor: KAWANAKA KAZUAKI
IPC: C22B19/02
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a crude zinc/lead oxide sintered agglomerate by a Dwight-Lloyd sintering machine with high productivity. SOLUTION: In the method for manufacturing the crude zinc/lead oxide sintered agglomerate by the Dwight-Lloyd sintering machine by using, as principal raw materials, sulfide concentrate containing zinc sulfide and lead sulfide and return fines of insufficient particle size produced at the crushing of crude zinc/lead oxide sintered agglomerate, productivity can be remarkably improved by using, as a raw materials for charging for the sintering machine, a material prepared by adding carbonaceous solid fuel in an amount of 0.5-2.0 mass% based on the principal raw materials and palletizing the resultant mixture, and also using oxygen-enriched air of <=30 vol.% oxygen concentration as combustion gas to be fed into the sintering machine.
Patent JP-2002256396-A (JP)
Title: HIGH Cr FERRITIC HEAT RESISTANT STEEL
Inventor: AZUMA TSUKASA
IPC: C22C38/24
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To obtain a turbine member which has excellent high temperature characteristics more than those of the conventional material, and to more improve the efficiency of a power generation system. SOLUTION: Heat resistant steel having a composition containing 0.08 to 0.13% C, 8.5 to 9.8 (10.2)% Cr, 0 to 1.5% Mo, 0.10 to 0.25% V, 0.03 to 0.08% Nb, 0.2 to 5.0% W, 1.5 to 6.0% Co, 0.002 to 0.015% B and 0.015 to 0.025% N, and, if required, containing one or more kinds selected from 0.01 to 3.0% Re, 0.1 to 0.05% Si, 0.1 to 1.0% Mn, 0.05 to 0.8% Ni and 0.1 to 1.3% Cu is used. The value of 3[%Cr]+[%Mo]+[%W]-15[%Re]-31.5 (accelerating creep suppression parameter) is desirably controlled to zero or lower. Thus, its long time creep strength improves, and by using the steel for a turbine rotor or a turbine member, the temperature of vapor can be made high, which contributes to power generation efficiency. The high creep strength can further be maintained to a longer time side by the control of the accelerating creep suppression parameter.
Patent JP-2002241700-A (JP)
Title: Hard coat
Inventor: MATSUMOTO TOMOKO
IPC: C09D161/20
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To obtain a hard coat readily improving the hardness by adding inorganic platy particles. SOLUTION: This hard coat comprises 3-80% of the inorganic platy particles having 10-300 aspect ratio (the ratio of the major axis to the minor axis), <=3 μm average particle diameter and >=2H pencil hardness of a film obtained by coating the top surface of a polyethylene terephthalate film with a 10% dispersion prepared by dispersing the particles in ion exchange water in 25-30 g/m2 coating weight and drying the resultant dispersion in a resin.
Patent JP-2002244396-A (JP)
Title: Image forming apparatus
Inventor: YOKOYAMA MASAHITO
IPC: G03G21/16
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To easily and inexpensively position an optical write-in device and also to attain further miniaturization in an image forming apparatus provided with the optical write-in device by which optical write-in is performed by simultaneously performing the deflection of light beams from several light sources by one light deflector and scanning with them and irradiating several image carriers with them. SOLUTION: In the image forming apparatus, the juxtaposing directions of the several image carriers 1-4 are inclined to a horizontal face (an X-direction in a figure), and also the housing 50 of the optical write-in device 5 is arranged in an inclined state to the horizontal face so that it is positioned on the obliquely upper side of the several image carriers 1-4 and is made nearly in parallel with the juxtaposing directions of the several image carriers, and also the housing 50 is engaged at the reference position of the inclined frame 29 of an image forming apparatus main body by positioning means 51a and 51b by taking an upper end side in an inclined direction as the reference position of positioning.
Patent JP-2002240717-A (JP)
Title: Cab signal ground device, cab signal onboard device, and cab signal system
Inventor: ISHII YOSHIHIRO
IPC: B61L23/14
Filed: 2001-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a cab signal system sufficiently securing the safety even if removing outdoor signals and being materialized with a small plant investment. SOLUTION: A ground device body 110 obtains conventional line information from trains on a track circuit 171 and generates expression display expressing the content to be expressed by a closure signal of a closure section 171 based thereon. A transmission means is a track circuit signal having the expression information and identification information of a rear closure section 171 and transmits a receivable signal from the train to the track circuit of the rear closure section 171 via a rail.  The onboard device 150 receives the track circuit signal via an antenna 152, and displays a distance to a front signal, expression of the front signal, and a target speed pattern in a cab based on the expression information and the identification information contained in the track circuit signal, distance information from an encoder 154, and length information of each closure section stored in the onboard database 155.
Patent JP-2002252138-A (JP)
Title: Reduction-resistant dielectric ceramic, its manufacturing method, and laminated ceramic capacitor using the same
Inventor: MURANO YUICHI
IPC: H01G4/12
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a reduction-resistant dielectric ceramic material, which has high insulation resistance and a large CR product, its manufacturing method, and a laminated ceramic capacitor, which uses the ceramic material, varies less in insulation resistance and endurance reliability, and is superior in characteristics for use in an apparatus of intermediate or of high voltage. SOLUTION: This reduction-resistant dielectric ceramic material has spots 3 of glass phase whose main component is silica on its surface. This laminated ceramic capacitor 100 is equipped with a base body 1, provided with internal electrode layers between ceramic dielectric layers 2 and a pair of external electrodes, which are provided to the ends of the base body 1 and electrically connected to the internal electrode layers. The internal electrode layer is formed of base metal, and the ceramic dielectric layer 2 is formed of reduction-resistant dielectric ceramic material.
Patent JP-2002252972-A (JP)
Title: Switching power unit
Inventor: ITAKURA YOSHIKAZU
IPC: H02M3/28
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a superior switching power unit, which never allows an excessive output current to flow in a load connected to an output terminal even if AC input voltage fluctuates in the range of 100 V to almost 240 V. SOLUTION: A ceramic capacitor 15, connected to the base of a sub-transistor 12 for regulating output characteristics, is connected between split resistors 17, 18, which are arranged between base windings of a switching transformer 4.
Patent JP-2002250636-A (JP)
Title: Navigation device and program
Inventor: SAKAI TORU
IPC: G06F17/30
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To prevent spot input operation from becoming complicated by utilizing information which has been inputted up to the middle on a retrieval screen. SOLUTION: This device is equipped with a determination means 11 for determining running/stoppage of a vehicle, an input means 1 for inputting information for retrieval, a control means 14 for controlling prohibition/permission of input corresponding to running/stoppage of the vehicle, and a storage means 12 for storing history information of retrieval. The control means 14 displays a map, when the state of the vehicle is switched from the stop state to the running state, and has a display control means 13 for displaying the retrieval screen, based on the history information stored in the storage means, when the state of the vehicle is switched from running state to stoppage state.
Patent JP-2002251006-A (JP)
Title: Optical recording material
Inventor: KANEKO AKIRA
IPC: G03F7/004
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To provide an optical recording material which suppresses color bleeding and improves the aging preservability of an image, e.g. the deterioration of a fine image. SOLUTION: In the optical recording material having a photosensitive layer containing microcapsules containing a polymerizable monomer, a photopolymerization initiator and a coloring material and an image receiving layer, the photopolymerization initiator is contained in the image receiving layer.
Patent JP-2002251687-A (JP)
Title: Centralized control system
Inventor: UEDA SHOGO
IPC: G05B23/02
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To prevent the line of a central monitor from being closed for a long time due to the simultaneous transmission of abnormality notification signals from terminal units in the respective districts in a centralized control system wherein the central monitor and a plurality of terminal units are connected through the general public line. SOLUTION: Upon receiving the abnormality notification signals S1 of the same contents from a plurality of terminal units 11, 12 provided at manhole pumping stations 21, 22 when a power failure occurs in a wide area, the central monitor 5 confirms whether the terminal units 13, 14 which have not yet transmitted are in the notification stand-by state, and cancels in advance the transmission of the abnormality notification signals S1 of the terminal units 13, 14 in the case they are in the stand-by state.
Patent JP-2002255126-A (JP)
Title: Container sterilizing method
Inventor: UCHIKOSHI CHIEKO
IPC: G21K5/04
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a container sterilizing method capable of performing a uniform irradiation of an electron beam to a container after its washing. SOLUTION: When a PET bottle 20 is washed with washing water 22 added with a surface active agent, the washing water 22 left in the PET bottle 20 after washing operation does not become water droplets but forms a uniform thin film 22a. That is, a shape of the water droplet of the washing water 22 is controlled by the surface active agent to enable an irregular irradiation of the electron beam 24 to be prevented. The thin film 22a of the washing water 22 after irradiating the electron beam 24 is washed by pure water 26, thereby it can be removed from the PET bottle 20. The water droplet 26a left the PET bottle 20 is dried with a heater 27 and it can be removed.
Patent JP-2002257706-A (JP)
Title: Probe for measuring light scattering
Inventor: TSUTSUI KAZUNORI
IPC: G01N15/02
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a light scattering measuring probe easily manufactured and capable of measurng intensity of scattered light precisely and highly reliably over a wide concentration range. SOLUTION: An optical fiber 4 for light incidence for propagating light emitted toward a sample, and an optical fiber 6 for measuring the scattered light for collectitng the scattered light to be propagated are inserted, intermeadiate lens 36, 37 are set respectively to bring the lights in the optical fibers into parallel in end faces of the both optical fibers 4, 6 inside the light scattering measuring probe, a single condenser lens 38 is arranged to focus the respective parallelized lights in a converging point, and the converging point of the condenser lens 38 is positioned outside an opening face of the light scattering measuring probe.
Patent JP-2002259139-A (JP)
Title: Microcomputer, program and recording medium
Inventor: KASHIWAGI TOMOYUKI
IPC: G06F9/46
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To suppress or cancel the delay of each time synchronizing processing when an interruption request is generated in a microcomputer for executing a plurality of time synchronizing processings having respectively different periods. SOLUTION: In the microcomputer, each of a plurality of time synchronizing processings (4 ms processing, 8 ms processing, 16 ms processing, etc.), having respectively different periods is divided into a plurality of module units, which are stepwise executed in its period. When a certain module can not be executed within the reference time due to the generation of an interruption request, the module concerned is executed together with a succeeding module within the reference time in which the succeeding module is to be executed. Since processing is executed in each module, overlap with interruption processing can be suppressed, the delay of the processing ca be suppressed and he delayed time synchronizing processing can be successively returned to original timing in each module.
Patent JP-2002267201-A (JP)
Title: Air conditioner
Inventor: GUNJI YOSHIHIRO
IPC: F24F13/20
Filed: 2001-03-06
Abstract: PROBLEM TO BE SOLVED: To provide an air conditioner which can be held readily and accurately, so that the front cover will not separate downwardly, due to its own weight. SOLUTION: The front cover 5 is formed at its upper part with a handle 8, having a recessed shape for the hold of fingertips, when the cover 5 is mounted and dismounted. A slidable hook 9, which is provided to an upper cover 3, is accommodated in the handle 8. A hook receiver 10, with which the hook 9 is detachably engaged, is provided to the cover 5.
Patent JP-2002260701-A (JP)
Title: Cushioning medium for installing fuel cell
Inventor: MIWA MASAHIKO
IPC: D04H3/147
Filed: 2001-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a cushioning medium for installing a fuel cell of light weight, with vibration-absorbing property, and durability. SOLUTION: The cushioning medium for a fuel cell consists of a fiber aggregate with porosity of 80 to 99.5% and thickness of 1 to 100 mm.
Patent JP-2001353385-A (JP)
Title: Cycle stitch sewing machine
Inventor: SHIINA TAKAYUKI
IPC: D05B19/16
Filed: 2001-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a cycle stitch sewing machine permitting only a thread cutting operation to be performed alone at the time when the operation of a cloth holding device is unnecessary. SOLUTION: In a single loop stitch sewing machine 100 provided with a thread cutting means comprising a moving knife 13 and the like, a boosting lever 5 raising a grip device 7 holding cloth, an operating arm 4 moving in one direction to operate the thread cutting means and the boosting lever 5 according to the moving position and a driving solenoid 1 driving the operating arm 4, which subsequently moves to a stand-by position, a thread-cutting finish position (a boosting start position) and a boosting finish position at the time of moving in the direction, there is provided a CPU 53 controlling the duty factor of electric current flowing to the driving solenoid 1 in such a manner that the operating arm 4 can be stopped at the boosting start position.
Patent JP-2002268004-A (JP)
Title: Lighting device and projecting device
Inventor: FUJITA KAZUHIRO
IPC: G02B5/30
Filed: 2001-03-07
Abstract: PROBLEM TO BE SOLVED: To actualize a lighting device of a lighting system having both a function of making the polarizing direction of illumination light uniform to one direction and a function of neither absorbing nor generating heat as a lighting device used for a projecting device equipped with a light valve using the conversion of the polarizing direction. SOLUTION: The lighting device composed of a light source 1, lighting means 2 and 4, and a polarized light converter 3 is used for the projecting device composed of a light source, the light valve having a function of converting the polarizing direction, a lighting means which efficiently illuminates the light valve with the light from the light source, and a means for projecting video light modulated by the light valve; and a polarizer 5 which has a polarized light separating function of passing only light (e.g. P polarized light) in a 1st linear polarizing direction of the light from the light source 1 and reflecting light (e.g. S polarized light) in a 2nd linear polarizing direction orthogonal to the 1st linear polarizing direction is arranged in the lighting optical path behind the polarized light converter 3.
Patent JP-2002268213-A (JP)
Title: Novolak type phenolic resin for photoresist
Inventor: NISHISAKO HIROSHI
IPC: C08G8/12
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a novolak type phenolic resin for a photoresist having a low content of a binuclear component for suppressing the contamination of an LCD production line, etc., with a sublimate and enhancing product yield. SOLUTION: The novolak type phenolic resin is obtained by reacting phenols comprising 50-95 mol% o-cresol and 5-50 mol% p-cresol with formaldehyde in the presence of an acidic catalyst and has <=5% content of a binuclear body component measured by GPC(gel permeation chromatography) and a weight average molecular weight of 1,000-20,000.
Patent JP-2002268585-A (JP)
Title: Active matrix substrate and method for manufacturing the same
Inventor: GOTO SHINJI
IPC: G02F1/1345
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an active matrix substrate and a method for manufacturing the substrate by which the number of manufacturing processes can be reduced without deteriorating the characteristics of the active matrix substrate to be used for a liquid crystal display device or the like. SOLUTION: The number of high-cost photolithographic processes can be reduced by forming patterns by a printing method instead of a part of the photolithographic processes so that the manufacturing cost is reduced. The opening process in the terminals of gate electrodes is carried out by using gray tone exposure techniques or mask film forming techniques to reduce the number of processes. Thus, the active matrix substrate can be manufactured with two to four times of the photolithographic processes.
Patent JP-2002263243-A (JP)
Title: Slot machine communication system
Inventor: SHIMIZU YOSHIO
IPC: A63F5/04
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a slot machine communication system capable of entertaining a player with a game without any boredom in a game parlor equipped with a plurality of slot machines. SOLUTION: This slot machine communication system is provided with a plurality of slot machines 10, 10, etc., and a communication management device 20 connected to each slot machine 10 communicatively via a communication line 11 for bringing a part or the whole of connected slot machines 1 joining and playing an interactive game different from a game carried out in each slot machine.