baber/WOPTO huggingface dataset:
Patent JP-2001341328-A (JP)
Title: Ink-jet recording device and ejection recovery method
Inventor: TSUJIMOTO AKIRA
IPC: B41J2/18
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a small ink-jet recording device capable of sufficiently executing a recovery process for each of ejection opening rows with different ink flow resistances, and an ejection recovery method. SOLUTION: In the case a cap 40 covers an ejection opening surface 20 at a predetermined position, a projection part 48 is forced against a predetermined ejection opening row 27b, such as an ejection opening with a low flow resistance so as to cover the predetermined ejection opening row 27b. By a sucking operation in this state, an ink is sucked from the ejection opening row 27c other than the predetermined ejection opening row 27b. By a sucking operation in the state with the cap 40 moved so as to release the closure with the projection part 48 after sufficiently sucking the ink from the ejection opening row 27c other than the predetermined ejection opening row 27b, the ink is sucked from the predetermined ejection opening row 27b. Thereby, the ink can be suctioned equally from each ejection opening.
Patent JP-2002287014-A (JP)
Title: Focus detecting device
Inventor: IWASAKI HIROYUKI
IPC: G02B7/28
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To set a proper electric charge accumulation time for a line sensor couple even when a luminance value is lower than a photometry lower-limit value. SOLUTION: A stationary light photometry part 21 divides a subject field into five areas A1 to A5 (Fig. 2) and take measurements of light. A luminance calculation part 23 computes luminance value information corresponding to each photometric area from the photometric output and information on the open F value of a lens optical system 1. An exposure arithmetic part 27 computes a proper exposure value according to the luminance value information. A focus detection part 22 accumulates electric charges in the internal line sensor couple according to a storage time set by a storage time setting part 25 and outputs an accumulated electric charge signal to a defocusing arithmetic part 26. The defocusing arithmetic part 26 computes the defocusing quantities of the lens optical system 1 corresponding to the three focus detection areas F1 to F3 (Fig. 3). A driving quantity arithmetic part 28 computes the quantity of lens driving up to a focusing position according to the defocusing quantity. A lens driving circuit 29 drives the lens optical system 1 to the focusing position with the computed driving quantity.
Patent JP-2002284722-A (JP)
Title: Method for producing 5,6,7-trifluoro-1,2,3,4- tetrahydronaphthalene derivative
Inventor: KUSUMOTO TETSUO
IPC: C07D213/24
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for industrially easily producing a trifluorotetrahydronaphthalene derivative useful as a liquid display material at a low cost. SOLUTION: This method for producing the trifluorotetrahydronaphthalene derivative of the general formula II comprises converting a difluorotetrahydronaphthalene derivative into a lithio compound and then fluorinating the lithio compound. Concretely, 5,6,7-trifluoro-2-(trans-4- propylcyclohexyl)-1,2,3,4tetrahydronaphthalene is synthesized according to the reaction formula 7.
Patent JP-2001326189-A (JP)
Title: Apparatus for producing semiconductor
Inventor: INADA TETSUAKI
IPC: H01L21/683
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To make uniform the heating of an apparatus for producing a semiconductor in a wafer base apparatus. SOLUTION: A plate 18 of a wafer base apparatus 2 is provide with a punch hole 13 which is slightly larger than a wafer 11, and the wafer 11 is mounted on claw 14 directing inwardly from the punch hole 13. Alternatively, a punch hole 13 slightly smaller than the wafer 11 is made in the plate 18 of the wafer base apparatus 2 and the wafer 11 is supported, over the entire circumference thereof, by the circumferential step part 20 of the punch hole 13.
Patent JP-2002300758-A (JP)
Title: Permanent magnet motor
Inventor: ONISHI KAZUO
IPC: H02K1/24
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To solve the defect in conventional permanent magnet motors that reduction of the cogging torque is not sufficient. SOLUTION: In the permanent magnet motor comprising permanent magnets and armatures having a plurality of winding slots opposed to the permanent magnets with an air gap in between, a plurality of auxiliary slots are disposed on the magnet pole surface of the armature, so that two vectors compounded from a vector of each auxiliary slot are disposed in the 120-degree facing position with the vectors of the winding slots in the sixth harmonic wave plane and 86% or less of the whole width is constituted of the width of the waveform whose amplitude is 90% or more of the peak value of the magnetomotive force waveform of the permanent magnet.
Patent JP-2002297123-A (JP)
Title: Lyre brace of grand piano
Inventor: ARIMORI MANABU
IPC: G10C1/04
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a lyre brace of grand piano which is capable of reducing the manufacturing cost by curtailment of the number of parts, easily mountable and dismountable, and capable of preventing the generation of a noise during playing. SOLUTION: The lyre brace of grand piano which housing a lyre cover 16 and a pedal 18 at the bottom end and supports a pedal assembly 12 hanging from a keybed 11 has an insertion hole 7 which is formed on either of the under surface of the keybed 11 and the top surface of the lyre cover 16, a nut 6 which is embedded into the other of the under surface of the keybed 11 and the top surface of the lyre cover 16 and lyre rod 2 which has an external thread portion 3 at one end, is screwed with this external thread portion 3 into the hut 6 and is inserted with the other end into the insertion hole 7 and supports the pedal assembly 12 by rotating the external thread portion 3 in a direction retreating from the nut 6, thereby, the other end is thrust to the wall of the insertion hole 7 and is attached in this state obliquely upward as going to the rear.
Patent JP-2002294015-A (JP)
Title: Water shut off sheet for civil engineering use
Inventor: YAGUCHI NAOYUKI
IPC: C08J5/18
Filed: 2001-04-02
Abstract: PROBLEM TO BE SOLVED: To provide a water shut off sheet for civil engineering use excellent in adhesion to a hydraulic material such as concrete, cement or mortar in a wide temperature range from low to high temperatures, therefore capable of favorably performing a water shut off for tunnel wall surface or the like, and to provide a water shut off work for tunnel wall surface using the above sheet. SOLUTION: This water shut off sheet has surface consisting of a composition comprising (A) an ethylene-vinyl acetate copolymer 80-99 mass% in vinyl acetate unit content and (B) a 2nd ethylene-vinyl acetate copolymer 50-70 mass% in vinyl acetate unit content in the mass ratio A/B of 0.2-5, optionally a 2nd version of the composition wherein polyvinyl alcohol is graft-polymerized to or included in the above ethylene-vinyl acetate copolymers, or optionally a 3rd version of the composition additionally containing an inorganic filler. The other objective water shut off work involves using the above sheet.
Patent JP-2002299225-A (JP)
Title: Reticle protection case and aligner using the same
Inventor: OTA KAZUYA
IPC: G03F1/64
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To provide a reticle protection case which is durable in a usage condition of one atmospheric pressure in pressure difference even if the protection case is made thin in wall thickness, and to provide an aligner using the same. SOLUTION: The reticle protection case protects a pattern surface of a reticle 2 from dust and has a mounting mechanism for mounting the case on the reticle removably with leaving a hollow space inside when the case is mounted on the reticle. The case comprises a cover 22a for covering the pattern surface of the reticle 2, a holder 22b for holding the cover, vent holes 31-35 formed on the wall of at least either the cover or holder, communicating with the hollow space, and filters 41-45 mounted to the vent holes for shutting off dust of a specified size or larger from passing.
Patent JP-2002308060-A (JP)
Title: Sealing structure of pivot part of semi-pantograph type wiper
Inventor: KIYAMA SHIGERU
IPC: B60S1/34
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To provide a sealing structure of a pivot part of a semi-pantograph type wiper capable of surely preventing a cabin side from being drenched by means of a cover panel. SOLUTION: A cylindrical part 11a of a pivot holder 11 mounted on a car body panel is penetrated through a first through hole 14a of the cover panel 14. A flange part 11g of the cylindrical part 11a is positioned at an outer side of a car with respect to the cover panel 14, and a sub-arm base 13 is fastened and fixed to the flange part 11g by a nut 19. The sub-arm base 13 is provided with a positioning pin 13g penetrated trough the cover panel 14 is a second through hole 14b and fitted to a reference hole 11f. First and second seal members 21, 22 for sealing the first and second through holes 14a, 14b are adhered to a rear face 13f opposite to the cover panel 14, of the sub-arm base 13 by an adhesive. The second seal member 22 is thicker than the first seal member 21, and both are crimped to the cover panel 14 by fastening the nut 19.
Patent JP-2002313412-A (JP)
Title: Method of activating secondary battery
Inventor: MURAKAMI TAKETOSHI
IPC: H02J7/00
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To provide a method of activating a secondary battery capable of being sufficiently activated in a short time. SOLUTION: The secondary battery is activated by a variable current in which current values in charging and discharging directions are alternately repeated at a specified period, for example, by a pulse current.
Patent JP-2002311906-A (JP)
Title: Active matrix type display device
Inventor: SENDA MICHIRU
IPC: H01L29/786
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To reduce power consumption of an active matrix type display device. SOLUTION: A holding circuit 110 for holding a video signal every pixel is arranged, and a normal operation mode and a memory operation mode are switched to each other for displaying. In the memory operation mode, an output of an oscillation part 300 arranged in a panel is supplied to a pixel electrode, and the power consumption is reduced by halting the operation of a booster circuit 92 of an external circuit board 90 and a driver circuit in the panel. Since the oscillation circuit 300 divides an output of an oscillator 301 by a frequency divider 302, a duty balance of the frequency divider circuit 302 is not lost even if an output duty balance of the oscillator 301 is lost. In the normal operation mode, the oscillation part 300 is halted.
Patent JP-2002318333-A (JP)
Title: Method of laying optical fiber cable in sewage pipe, and sheath for holding optical fiber cable
Inventor: HORAI KAORU
IPC: H02G1/06
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a method capable of easily laying an optical fiber cable in a sewage pipe and easily relaying the optical fiber cable partially after the laying, and also to provide a sheath pipe for holding the optical cable, that can partially replace the optical cable. SOLUTION: A plurality of sheath pipes 6, 6' for holding optical fiber cables are connected to each other in the longitudinal direction and fixed on the inner wall of a sewage main pipe 1 with a fixture 7. In the holes for holding the trunk line and the branch line which are each formed in the sheath pipes, the optical fiber cables 8, 9 respectively for the trunk line and the branch line are inserted and held. The branching optical fiber cable laid in each home through a branch sewage pipe 5 is inserted into the sheath pipe for holding the optical fiber cable through an opening which is provided in the peripheral wall of the branch line holding hole of the sheath pipe 6' for holding the optical fiber cable.
Patent JP-2002319319-A (JP)
Title: Parallel twin-core shielded electric wire
Inventor: OCHI YUJI
IPC: H01B7/17
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a parallel twin-conductor shielded electric wire in which a shielded conductor is formed by winding a metal foil tape, and an outer shell formed on the outer circumference is made thin. SOLUTION: This parallel twin-conductor shielded electric wire is manufactured in such a way that at least one drain conductor 15 is longitudinally attached to a pair of insulating electric wires 11 arranged in parallel, the metal tape 17 is wound onto the insulating electric wires 11 and the drain conductor 15 in a lump to form the shielded conductor 14, and the outer circumference of the shielded conductor is covered with the outer shell. The outer shell 16 is formed by winding a plastic tape 18.
Patent JP-2002016837-A (JP)
Title: Imaging apparatus
Inventor: YUGI NAOTO
IPC: G03B7/091
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To perform an optimum hand-shake correction even with reference to an arbitrary user and an arbitrary photographing state in a video movie camera equipped with a camera shake correction device. SOLUTION: A user can select any one from among a plurality of control signal tables stored in a storage means 11 by a user selection means 12 according to the feature of every camera shake, and a hand-shake correction which is suitable for the user can be performed. A means which reads out the control signal table optimum for the user is provided, and a means which analyzes the camera shake frequency of the user by a frequency analysis means and which creates software by a software creation means is provided. As a result, the camera shake correction which is optimum for the arbitrary user can be performed.
Patent JP-2002328639-A (JP)
Title: Display with light scattering pattern
Inventor: NAGANO AKIRA
IPC: G02B5/02
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To actualize gradational representation of a display which has a light scattering pattern formed of fine unevenness on a surface by improving both forgery prevention effect and eye-catch effect and varying light scattering in every cell as constitution unit of the pattern. SOLUTION: When the pattern is formed by arranging arrays on the surface of a base material, the respective arrays contain cells by 0 to 100% area and light scattering elements are formed of fine recessed parts or projection parts in the cells. The area of the cell and the light scattering by the arrays containing them are made proportional to each other.
Patent JP-2002328119-A (JP)
Title: Method of estimating tube parameter, method of evaluating condition of tube material, method of inspecting tube, and device for estimating tube parameter used therefor
Inventor: NISHINO HIDEO
IPC: G01B17/02
Filed: 2001-05-01
Abstract: PROBLEM TO BE SOLVED: To provide a tube parameter estimating method, a tube material condition evaluating method, a tube inspecting method and a tube parameter estimating device used therefor, by finding a novel correlation between an ultrasonic wave propagated in a tube and the tube. SOLUTION: The correlation between a ratio (d/t) of a tube diameter d to a tube wall thickness t and an initial arrival velocity (V, propagation velocity) of the ultrasonic wave in a tube material is found preliminarily. The two kinds of parameters out of the three kinds of tube parameters t, d and V comprising the wall thickness t of the tube, the tube diameter d and the propagation velocity V of the tube material are measured, and the remainder tube parameter is found thereby according to the correlation hereinbefore. The measurement for the propagation velocity V is carried out by making the ultrasonic wave incident from one end side of the tube to receive the ultrasonic wave in the same one end side or the other end side.
Patent JP-2002040362-A (JP)
Title: Optical element for shaping beam spot, its manufacturing method and condensing optical system
Inventor: KAWAMURA ATSUSHI
IPC: G11B7/135
Filed: 2001-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a beam spot shaping method by which light quantity losses decrease and side lobes can be reduced, and to provide an optical element for shaping a beam spot. SOLUTION: The method is used for a condensing optical system which condenses incident luminous flux nearly parallel to the optical axis as a minute spot on a prescribed focal point. The optical element for shaping a beam spot gives a prescribed deflection angle difference between the first deflection angle of first luminous flux emitted from the central part of an effective aperture and the second deflection angle of second luminous flux emitted from the outer peripheral part of the effective aperture. A condensing lens is disposed on the optical axis of the optical element for shaping a beam spot, and the second luminous flux is condensed on a prescribed focal distance.  The deflection angle difference is set so that the principal part of a beam spot formed from the first luminous flux by the condensing lens overlap the part of the first local minimum of the optical amplitude distribution of a beam spot formed from the second luminous flux by the condensing lens. In one embodiment, its outer peripheral part is a parallel plane shape, and its central part is a conical shape, an elliptical cone shape, or a quadrangular pyramid shape corresponding to the shape of an effective aperture. The tilt angles of the cone shapes are set so as to obtain the first deflection angle.
Patent JP-2002329455-A (JP)
Title: Plug-in type fuse component
Inventor: OTA MANABU
IPC: H01H85/055
Filed: 2001-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a plug-in type fuse component which can prevent or suppress forcing to manufacture of power distribution boxes of different specification responding to what, such as a type of a car, in spite of being cheap and having a small space, because of a simple composition. SOLUTION: It has a case body 2, which is constituted by an another body with a connector body, which supports both terminal parts of a terminal part, which is connected with a power supply side, and a terminal part connected with a load side, and is formed enabling to be inserted to the connector body, has connecting terminal parts 3 and 4, which are connected with both the terminal parts of the connector body respectively, when inserting with the case body 2 and the connector body, and has a fusing part 5, which has a smaller cross-section area than the connecting terminal parts 3 and 4, in order to connect the connecting terminal parts 3 and 4 to make electricity supply possible to each other and to make melting possible according to the largeness of the flow current. The connecting terminal parts 3 and 4 and the melting part 5 are supported in the case body 2.
Patent JP-2002331430-A (JP)
Title: Machine tool
Inventor: TANABE IKUO
IPC: B23Q1/25
Filed: 2001-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a machine tool for restraining conduction and transmission of heat to a machining part from a heating generating source with the simple constitution. SOLUTION: This machine tool is provided with a machining part 2 including a holding table 8 provided with a holding means for holding a workpiece 7, a tool table 12 for installing a machining tool for machining the workpiece 7, and a machining table base 5 for supporting these holding table 8 and tool table 12, a heat source intensively arranging part 4 including a machining oil unit 41 for supplying machining oil to a machining area, and a power source control unit 43 for supplying electric power to respective driving sources, and a heat insulating tank 14 flowingly filled with a heat insulating liquid.  The heat insulating tank 14 substantially separates the machining part 2 and the heat source intensively arranging part 4, restrains the conduction and transmission of the heat generated by the heat source intensively arranging part 4 to the machining part 2, and substantially uniformizes the heat conducted and transmitted to the machining table base 5.
Patent JP-2002333899-A (JP)
Title: Sound-recognizing system for electronic pet
Inventor: SAITO YUTAKA
IPC: G10L15/00
Filed: 2001-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a sound recognizing system for reducing stress, especially by eliminating erroneous recognition. SOLUTION: In the sound recognizing system for electronic pet using an electronic pet such as a human faced fish 'Seaman', in terminal equipment for storing the program of the electronic pet, in the case of conversation between the 'Seaman' and an operator, the voice of the answering operator is recognized. When the answer from the user is negative, relevant candidates are successively deleted, stresses on repeatedly present the same candidate are eliminated, and misrecognition is eliminated as well.
Patent JP-2001322240-A (JP)
Title: Offset rotary press capable of variably formatting and method for manufacturing surface capable of variably formatting
Inventor: DILLING PEER
IPC: B29C44/12
Filed: 2001-05-08
Abstract: PROBLEM TO BE SOLVED: To enable economically variably formatting of an offset rotary press by a sleeve capable of being simply constructed and simply assembled with a cylinder of the press. SOLUTION: The offset rotary press comprises the cylinder having a core cylinder 1 capable of loading a pressure air, intermediate sleeves 3, 20, 30 capable of being axially pressed on the core cylinder 1 and radially snapback engaged with the cylinder 1. In this case, the sleeves 3, 20 and 30 have support layers 5, 5' placed on the cylinder 1, compressive intermediate layers 6, 6' continued to the layers 5, 5', and boundary layers 7, 7' disposed between the layers 6, 6' and variable thickness bridge layers 8, 8'. In this case, the layers 8, 8' are closed by a cover layer 9. A functioning surface like a printing plate or a rubber blanket can be mounted on the layer 9.
Patent JP-2002335411-A (JP)
Title: Image data output system for optical reader
Inventor: MATSUMURA KOJI
IPC: G06T3/00
Filed: 2001-05-10
Abstract: PROBLEM TO BE SOLVED: To provide an image data output system that can simultaneously output images of an optional part of a read document as color data and monochromatic data. SOLUTION: A carrying mechanism section 15 of the optical reader 1 captures each document 3 into the reader. An image data entry means 11 captures an image of the carried document 3 as multi-value data in 3 colors R(Red), G(Green) and B(Blue) and stores them to a storage means 12. A recognition processing section 13 segments image data of a required document part according to the size of a document designated based on image data of the document 3 stored in the storage means 12, applies edit procedure to a designated color, and an I/F section 14 outputs the edited multi-value data in the RGB 3 colors to a host device 2. The recognition processing section 13 applies binary processing to the designated data in a color to be binary processed by using a designated threshold value, and the I/F section 14 outputs the resulting data to the host device 2.