baber/WOPTO huggingface dataset:
Patent JP-S60202414-A (JP)
Title: Focus detector of camera
Inventor: HAMADA MASATAKA
IPC: G03B13/36
Filed: 1984-03-27
Abstract: PURPOSE:To shorten the extraction time of dark output data when a subject is dark by storing the dark output data of a photosensor array during the exposing operation of camera and using said data and dark output data at the detection of a focus in the succeeding photographing. CONSTITUTION:Light current integration respective photosensors in an photoelectric conversion part 10 is started by one depression of a release button, whether the subject is set up to the brightness of a fixed level or not is decided and the decided result is inputted to a dark output correcting circuit 13. On the other hand, a lens driving device 8 is driven in accordance with defocusing variable and its direction to attain automatic focusing of a photographing lens 9. When the release botton is depressed up to the 2nd stage, a control circuit 11 starts the light current integration in the CCD10 again, the after integration, data are successively outputted from the CCD10, A/D converted and inputted to the control circuit 11 as dark output measuring data. The stored dark output data for correction are used at the focus detection for the succeeding photographing.
Patent JP-H05265318-A (JP)
Title: Toner inclination eliminator
IPC: G03G15/08
Filed: 1992-03-17
Abstract: PURPOSE:To eliminate the inclination of toner by disposing a cam mechanism on one of the back and front parts in a direction where a toner cartridge is inserted, and an elastic body on the other. CONSTITUTION:The toner cartridge 1 is intermittently pressed by the cam mechanism 2 disposed on one of the back and front parts in the direction where the toner cartridge 1 is inserted. On the other hand, the toner cartridge 1 imparts elastic pressing force by an elastic body 3 disposed on the other side of the toner cartridge 1. Further, the elastic body 3 pushes back the toner cartridge 1 pressed by the cam mechanism, to the side of the cam mechanism 2 by the elastic pressing force of the elastic body B. Consequently, the toner cartridge 1 is reciprocatively vibrated in its insertion direction, by the cam mechanism 2 and the elastic body 3, the toner stored in the toner cartridge 1 is diffused, and the inclination of the toner is eliminated.
Patent JP-S55153131-A (JP)
Title: Magnetic recording medium
Inventor: HOSAKA AKIHIKO
IPC: G11B5/702
Filed: 1979-05-18
Abstract: PURPOSE: To obtain a magnetic recording medium superior in surface smoothness, repetitive run stability, etc., by coating a supporter with a magnetic coating using a binder obtained by blending at a specific ratio polyurethane resin, phenoxy resin and substituted cellulose nitrate.  
     CONSTITUTION: A binder is obtained by blending (a) 35W70wt% polyurethane resin (e.g., "Nipporan 5032" , Nippon Polyurethane K.K. product), (b) 10W 40wt% phenoxy resin (e.g., RKHH, VCC K.K. product) and (c) 10W40wt% substituted cellulose nitrate [e.g., obtained by substituting about 30% of isopropyl alcohol (protective component) in H-1/2 of Asahi Kassei K.K. make by a vinyl chloride/vinyl acetate copolymer]. Next, the above-mentioned binder, magnetic powder, solvent, hardener, etc., are blended to make a magnetic coating, which is applied on a supporter to obtain a magnetic recording medium. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S60202142-A (JP)
Title: Ionomer resin composition
Inventor: TASAKA TAKIO
IPC: C08L23/26
Filed: 1984-03-27
Abstract: PURPOSE:The titled composition having improved mechanical properties without deteriorating the excellent processability and surface smoothness of an ionomer resin, comprising a specified ionomer resin and potassium titanate fibers. CONSTITUTION:An ionomer resin composition comprising 60-98pts.wt. ionomer resin (A) obtained by reacting a copolymer of an alpha-olefin of the formula (where R is H or an alkyl or 1-8C) (e.g. ethylene) and an alpha,beta-unsaturated carboxylic acid of 3-8C [e.g. (meth)acrylic acid] with a metal compound (e.g. NaOH or Na2CO3), and 40-2pts.wt. potassium titanate fibers (B) (e.g. potassium orthotitanate fibers). It has greatly improved mechanical properties unparalleled in usual polyolefin resins, without deteriorating the excellent processability and surface smoothness of the ionomer resin.
Patent JP-2000258796-A (JP)
Title: Manufacture of electro-optical device and electro- optical device
Inventor: MURAIDE MASAO
IPC: G02F1/136
Filed: 1999-03-08
Abstract: PROBLEM TO BE SOLVED: To facilitate electric connections between pixel switching elements and pixel electrodes by easily flattening pixel electrodes with respect to an electro-optical device such as a liquid crystal device. SOLUTION: In this manufacturing method a TFT 30 is formed on a TFT (Thin Film Transistor) array substrate 10, a data line 6a serving also as a stopper layer to a polishing process is formed above the TFT 30, one interlayer insulating film 7a as a film for flattening is formed thereon and the film is polished until the data line is exposed, another interlayer insulating film 7b is formed on the polished interlayer insulating film 7a, and further pixel electrodes 9a are formed thereon so that it is connected with the TFT via a contact hole. A groove 10a is formed on the substrate, and a step to be flattened by the polishing process of the single interlayer insulating film 7a is relaxed, therefore, the interlayer insulating film can be formed thinner.
Patent JP-H10256847-A (JP)
Title: Current conversion circuit and signal delay circuit
Inventor: SANO MASARU
IPC: H03K5/13
Filed: 1997-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a current conversion circuit that is available for obtaining a prescribed delay time by supplying 1/2 currents to the current of a 3rd constant current source from the 1st and 2nd constant current sources and outputting a current that is proportional to a square root of the current of the 3rd constant current source. SOLUTION: A current conversion circuit 5 consists of the constant current sources and a conductance amplifier and outputs a current I0 proportional to the square root of a current I1 to supply the current I0 to a delay generation circuit 4a which consists mainly of a capacitor and a MOS element. Meanwhile, a frequency lock loop 10 includes an all-pass filter 2a and a phase comparator 3a which consist of the MOS elements and accordingly outputs the current I1 that is proportional to a square of capacitance C of the capacitor constructing the filter 2a. Then the circuit 4a delays its input signal by a degree equal to a prescribed delay time in response to the current I0 and the capacitance C and then outputs the delayed input signal.
Patent JP-S61219809-A (JP)
Title: Apparatus for measuring electromagnetic ultrasonic wave
Inventor: YAMAGUCHI HISAO
IPC: G01B17/00
Filed: 1985-03-27
Abstract: PURPOSE:To prolong the life of a transmitting-receiving coil, by extending a first magnetic pole part and a second magnetic pole part unit lapping both parts to each other and arranging the transmitting-receiving coil between both lapped magnetic pole parts. CONSTITUTION:A member to be inspected, for example, a steel pipe 6 moves through a central hole along an arrow direction X. An N-magnetic pole 8 and an S-magnetic pole 9 are arranged in opposed relationship through a gap 7 having a protruded and recessed shape formed to the intermediate part of the inner surface of the central hole. A plurality of first magnetic pole parts 12 and second magnetic pole parts 13 are mutually lapped and a plurality of gaps are formed in the circumferential direction between the first magnetic pole parts 12 and the second magnetic pole parts 13. The gaps for inhibiting the movement of the steel pipe 6 in the moving direction X of said steel pipe are not formed between both magnetic poles and, because the steel pipe 6 moves between both lapped magnetic poles, said steel pipe 6 is not contacted with a transmitting-receiving coil 17 to prevent the damage thereof and the life of the transmitting-receiving coil 17 can be prolonged.
Patent JP-S55151611-A (JP)
Title: Optical fiber splicer
Inventor: KINOSHITA KIYOUICHI
IPC: B23K26/21
Filed: 1979-05-16
Abstract: PURPOSE:To improve the quality and efficiency of splicing, by holding plural pairs of optical fibers correctly within horizontal plane, moving at right angle to the axis within the plane, and controlling the moving speed through an infrared ray detector when fusion-welding sequentially with laser beam from the upper side. CONSTITUTION:A plurality of optical fibers 20-25 arranged end to end so that the axis may be set on a straight line within a horizontal plane are held on a fiber aligning jig 26. While moving this aligning jet at right angle to the optical fiber axis within the horizontal plane, a beam 14 of a CO2 laser 13 is projected from above through a reflecting mirror 15 and a lens 6 to fusion-weld and splice the optical fibers 20-25 sequentially. At this time, changes in photoelectric output due to optical fibers crossing the beam are detected by an infrared ray detector 17 consisting of pyroelectric body and others in order to control the optical fiber driving mechanism so that the moving speed is changed depending on the fiber position. Therefore, the splicing efficiency is improved, and the quality is also enhanced because no impurities mix in when splicing.
Patent JP-H01235155-A (JP)
Title: Separator for storage battery
Inventor: SAKAKIBARA TOKU
IPC: H01M50/414
Filed: 1988-03-15
Abstract: PURPOSE:To obtain a separator having excellent absorbency and retaining a steady absorbing state for a long time by using a water absorbing resin having sulfone group as the main component. CONSTITUTION:A water absorbing resin having sulfone group is used as a main component. The water absorbing resin having sulfone group is formed in such a way that a vinyl monomer A having one sulfone group, a copolymerizing crosslinker B, and a nonionic vinyl monomer D if required are polymerized and the polymer obtained is neutralized or partially neutralized with an alkali compound, or a vinyl monomer A having two sulfone groups, a copolymerizing crosslinker B, an anionic monomer C, and a nonionic vinyl monomer D if required are polymerized, and the polymer obtained is neutralized or partially neutralized with an alkali compound. A separator having large electrolyte absorbency and which is free from shrinkage caused by the time- dependent drop of absorbency is obtained.
Patent JP-H06246335-A (JP)
Title: Die box for drawing deformed wire
Inventor: MURAMOTO MINORU
IPC: B21C3/02
Filed: 1993-02-24
Abstract: PURPOSE:To adjust the irregularity of wire without pulling out a wire by providing a mechanism by which a die is inclined and its shaft is changeable in the horizontal and vertical directions and a mechanism by which the die is rotated. CONSTITUTION:A wire rod (b) is continuously drawn through an insert port 6, die (a) and delivery port 8. The movement of the die axis in the horizontal direction is executed by turning a movable body 2 around a supporting shaft 3. The movement of the die shaft in the vertical direction is executed by turning the movable body 2 in the vertical direction around a through pin 4. After the prescribed movement is executed by unfastening the nut 28 of a bolt 27 for preventing inclination and the nut 15 of a fixing bolt 5, the horizontal and vertical directions of the die shaft are adjusted by fastening the bolts. When the screw of a die holder 10 in loosened, the die (a) can be manually turned. The axis of the die (a) is not only changeable in the horizonal and vertical directions without pulling out the wire but also the die (a) is rotatable.
Patent JP-2000254646-A (JP)
Title: Ionized water generator
Inventor: YAMAOKA TAKEMI
IPC: C02F1/46
Filed: 1999-03-09
Abstract: PROBLEM TO BE SOLVED: To provide an ionized water generator capable of controlling the pH of objective ionized water and also capable of producing alkaline ionized water or acidic ionized water having favorite odor by reducing by half the energy rate of the negative electrode for taking the balance of the production amount of hydrogen ions by controlling the energy rate of electricity. SOLUTION: This ionized water generator is constituted of two partition walls 5 provided with an ion exchange membrane arranged so that the inside of an electrolytic cell 1 capable of executing electrolysis is divided into three electrolytic chambers 3, a positive electrode 14 provided at the electrolytic chambers 3 at the central part of the electrolytic cell 1, negative electrodes 15 provided respectively at the electrolytic chambers 3 on both sides of the electrolytic cell 1 and to each of which half the current supplied to the positive electrode 14 is supplied, and a perfume feed unit 45 for obtaining odoriferous alkaline ionized water or acidic ionized water by feeding liq. or gaseous perfume to the central part electrolytic chamber 3 or at least more than one electrolytic chambers 3 on both sides.
Patent JP-S54152909-A (JP)
Title: An-ssb receiver
Inventor: FUJII TADAAKI
IPC: H04B1/30
Filed: 1978-05-24
Abstract: PURPOSE:To simplify the circuit constitution with the number of crystal oscillators reduced by using only one wave for the frequency of a SSB demodulating local oscillator and also by easing the specification of an intermediate-frequency filter by limiting an intermediate-frequency signal during SSB reception by lower side-band and upper side-band waves. CONSTITUTION:In the receiver which operates in a reception mode lower side-band and upper side-band waves of AM and SSB and uses one crystal filter 41 for intermediate frequencies, a wave of 10.6925MHz in intermediate frequency is oscillated by a local oscillation frequency control circuit and supplied to mixer 3 in case of an AM input signal from antenna 1. When a lower or upper side-band wave of SSB arrives, an intermediate frequency with a carrier center frequency of 10.695MHz is applied to mixer 3 and then applied to multiplying detector 7 by way of filter 41 and an intermediate-frequency amplifier, so that it will be mixed with an output frequency of 10.695MHz of crystal oscillator 141 of control circuit 14 to perform  demodulation.
Patent JP-H03262427-A (JP)
Title: Preparation of adventitious embryo of plant belonging to genus podophyllum
Inventor: SAKATA KO
IPC: A01H4/00
Filed: 1990-03-14
Abstract: PURPOSE:To prepare a plant belonging to the genus Podophyllum in high efficiency and industrially by culturing a culture cell of a plant belonging to the genus Podophyllum under a specific condition of saccharide concentration to introduce an adventitious embryo. CONSTITUTION:A cell (e.g. callus) of a plant belonging to the genus Podophyllum is cultured in a medium having <=2wt.%, preferably <=1wt.% saccharide such as sucrose at 10-30 deg.C for 2 days to 10 weeks and then cultured in a medium having >=2wt.%, preferably >=2.5wt.% saccharide concentration to give an adventitious embryo.
Patent JP-S57176381-A (JP)
Title: Scroll compressor
Inventor: SOFUE MASAHISA
IPC: F04C29/04
Filed: 1981-04-24
Abstract: PURPOSE:To increase efficiency of a compressor, by forming fixed scroll and turning scroll members with a material of low heat conductivity and decreasing a peripherally directional temperature rise of the scroll member. CONSTITUTION:Heat of high temperature gas is transmitted to a fixed scroll member 1 and turning scroll member 2, contacted to the gas, though temperature rises in each scroll member, each scroll member, being made of material of low heat conductivity, remarkably reduces transfer of its heat to the peripheral direction of each scroll member. Accordingly, the peripherally directional temperature rise is almost not caused, in this way, efficiency of a compressor can be increased with a slight amount of heat loss.
Patent JP-H05222806-A (JP)
Title: Roof tile
Inventor: KOSHIMO KIKUSHIGE
IPC: E04D1/12
Filed: 1992-02-14
Abstract: PURPOSE:To prevent the loosening and separation of roof tiles by strong wind. CONSTITUTION:In a nearly oblong flat roof tile to be placed in a latticed form on an inclined roof 10, the angle A between the upper end sloped face 21 and the surface 22 is set to an acute angle, and a hook 24 to be connected to the upper end sloped face of the roof tile 30 on the lower stage is projectionally set on the rear 23. The angle B between the face to be touched by the lower stage roof tile 30 of the hook 24 and the rear 23 is set to an acute angle equal to the angle A.
Patent JP-S59183191-A (JP)
Inventor: JIEIMUZU KUREMENTO HANBURITSUK
IPC: F16N9/02
Filed: 1984-03-30
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H05224071-A (JP)
Title: Parallel treatment of fusion splicing work for coated optical fibers
Inventor: MIE YUTAKA
IPC: G02B6/00
Filed: 1992-02-14
Abstract: PURPOSE:To improve the efficiency of connecting work by executing the connecting work of coated optical fibers in parallel by using one unit of automatic connecting device. CONSTITUTION:A scalping and end face cutting station 3 which scalps the coated optical fibers and cuts the end faces of bare optical fibers and a fusing station 4 which executes fusion splicing of the bare optical fibers are formed as a first work region 5. A 2nd work region 7 which reinforces a fusion spliced part is formed in a place separate from this first work region. The signals for the respective operation procedures in the first work region and the second work region are transmitted and received and the coated optical fibers are transferred while these signals are synchronized at the time of transferring the coated optical fibers subjected to fusion splicing from the first work region to the second work region when the fusion splicing is completed in the first work region. The work in the first work region and the work in the second work region are thereafter executed in parallel.
Patent JP-S52144867-A (JP)
Title: Filter press
Inventor: KURITA TETSUYA
IPC: B01D25/12
Filed: 1976-05-27
Abstract: PURPOSE: To make only a filtering cloth movable sidewards, decrease a frame distance between filtration plates, and collect the filtration sludge securely without contaminating a filter press. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-2000260457-A (JP)
Title: Carbon monoxide eliminator of fuel cell
Inventor: OUKI TAKETOSHI
IPC: H01M8/06
Filed: 1999-03-09
Abstract: PROBLEM TO BE SOLVED: To keep the inside of a catalyst layer in a predetermined temperature range when a reaction for eliminating carbon monoxide in gas is carried out in a carbon monoxide eliminator of a fuel cell. SOLUTION: This carbon monoxide eliminator 1 for reducing carbon monoxide in gas by passing a mixed gas formed by mixing a carbon monoxide- containing gas rich in hydrogen with air through a catalyst layer 4 to oxidize it is so structured that the carbon monoxide eliminator 1 is formed into a double-cylindrical shape comprising an outer container 12 and an inner container 13, a gas introduction pipe 16 for introducing the mixed gas and a gas exhaust pipe 17 for exhausting the mixed gas are formed at the center of an outer container top plate 14a and in an outer container bottom plate 15a, respectively, the inner container 13 is filled with a catalyst for oxidizing the carbon monoxide, an exit for exhausting the mixed gas is formed at the center of an inner container bottom plate 15b, the exit is commonly used for the outer container 12,  the inner container bottom plate 15b is installed tightly to the outer container bottom plate 15a, and multiple round holes 21 each serving as an entrance of the mixed air are formed in an inner container side face 18b.
Patent JP-H07266708-A (JP)
Title: Thermal recording material
Inventor: ONISHI TOSHIKAZU
IPC: B41M5/333
Filed: 1994-03-30
Abstract: PURPOSE:To provide a thermal recording material excellent in recording sensitivity and the preservability of a recording image against a plasticizer and reduced in background fog. CONSTITUTION:In a thermal recording material wherein a recording layer containing a colorless or light-colored leuco dye and a coupler is provided on a support, as the coupler, 4,4'-bis(p-toluenesulfonylaminocarbonylamino) diphenylmethane and 1,3-bis [alpha-methyl-alpha-(4'-hydroxyphenyl)ethyl]benzene are together used.
Patent JP-S56157319-A (JP)
Title: Manufacture of fresnel lens
Inventor: IZAWA AKIRA
IPC: G03B21/62
Filed: 1980-05-09
Abstract: PURPOSE:To produce a large quantity of Fresnel lenses excellent in reproducibility and low in cost irrespective of fluidity characteristics of resin by a method wherein a special film is supplied between a metal mold roll and resin composite of lens material and formed in a unitary body. CONSTITUTION:The resin film 6 lower in the melting point than the extruding resin composite that is the lens material 5 supplied from an extrusion forming machine 4 is drawn out of its winding roll 7 and is supplied between a metal mold roll 1 and the lens material 5 and the resin composite and the resin film are combined in a unitary body to form a Fresnel lens. Acryl resin, polycarbonate resin as the resin composite, acryl film, PVC film as the resin film are preferred respectively. EFFECT:It is not necessitated to increase specially the pressure of the metal mold rolls or the pressure of a pushing roll 2.
Patent JP-2000253951-A (JP)
Title: Portable seat
Inventor: HORIKIRI YATARO
IPC: A47C9/00
Filed: 1999-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a portable seat light and convenient to carry, properly soft, and usable for a long time without having pain in the shin or the lower back. SOLUTION: A shock absorbing body 6 is roughly in the form of a triangular prism, its three side parts are round, its thickness is roughly equal to the height of knees, and it has such a hardness as to support the lower back when a user is seated on it. A drawstring purse-like bag body 4 contains the shock absorbing body 6 to cover it, and position a first side part 18 of the shock absorbing body 6 at a mouth part 30 of the bag body 4, so the form of the bag body 4 as it is contained, and as a mouth part 30 is tightened by drawstrings 8 roughly realizes the form of the shock absorbing body 6. When the user sits on it, having this portable seat 2 between the shins, it fits the legs and the lower back of the user, and softness is felt, while the lower back is tightly supported, so less pain is felt in the shin or the lower back even after sitting for a long time.  In carrying this seat 2, it is light and convenient to carry, and the user can directly sit on the bag body 4 to feel convenience.
Patent JP-H09232598-A (JP)
Title: Surge protection device and manufacture thereof
Inventor: SATO MASAAKI
IPC: H01L29/861
Filed: 1996-02-26
Abstract: PROBLEM TO BE SOLVED: To suppress the generation of deviation in breakdown voltage on each surge protective device to be provided on a semiconductor wafer. SOLUTION: The third region 30, where minority carrier injection junction can be formed on the second semiconductor region 20, is provided opposing to the first semiconductor region 10. As a result, the above-mentioned P-N junction is inversely biased when surge voltage is applied to the first ohmic electrode E1, which short-circuits the surface of the second semiconductor region 20 and the surface of the third region 30, and the second ohmic electrode E2 connected to the fourth semiconductor region, and a breakdown operation is started. The region which is a part of the first semiconductor region 10, which is one region forming the above-mentioned P-N junction, comes in contact with the second semiconductor region, is formed into an impurity density uniform region 11 where the impurities of the same conductive type as a semiconductor wafer are introduced from outside.