baber/WOPTO huggingface dataset:
Patent JP-2000266591-A (JP)
Title: Electric and mechanical hopper type weighing instrument for weighing particle material
Inventor: IWATA MASAO
IPC: G01G21/23
Filed: 1999-03-17
Abstract: PROBLEM TO BE SOLVED: To connect this device to an external meter to record a weighed result and to facilitate maintenance management wherein a time period for setting in zero or tuning a span can be reduced. SOLUTION: Levers 2, 3 are provided in a particle hopper container 1 and levers 4, 5, 6, 7 are provided in a weighing box 11, then they are connected with a tie rod to form a lever link mechanism. A rod balance 8 is coupled to the lever 7 which is a part of the lever link mechanism. A weighing dial gauge 9 is coupled to one end 6a of the lever 6 and the other end thereof is suspended by a coupling hook 10b of one end 10a of a rod beam type compressing/pulling type weight converting device 10. A weighing mechanism of a mechanical hopper type weighing instrument is constituted of the above components. The instrument is combined with a load cell converter board 20 such that a weight value can be detected via an electric signal.
Patent JP-H09259279-A (JP)
Title: Line segment extraction method and line segment extraction device
Inventor: NAGAISHI MICHIHIRO
IPC: G06T7/00
Filed: 1996-03-27
Abstract: PROBLEM TO BE SOLVED: To prevent the decline of line segment extraction accuracy even when a part with large ruggedness is present in a curve inside a processing area at the time of extracting a line segment by using Hough transformation. SOLUTION: The areas of the several kinds of sizes whose center is a processing object point are prepared as the area to perform the Hough transformation, a graph for indicating smoothness in a largest area is obtained by a curvature extraction means 1 and the average smoothness of the curves inside the respective areas is obtained for the respective areas. Then, in an area selection processing part 4, the average smoothness in the respective areas and the smoothness of the part of the processing object point are compared, the area provided with the smoothness least different from the smoothness of the part of the processing object part is selected and a point sequence inside the selected area is Hough transformed.  Also, whether or not an inflection point is present is judged in an inflection point detection part 2 and the area where the inflection point is present is excluded from selection objects.
Patent JP-S62226808-A (JP)
Title: Method for synthesizing graphite interlayer compound
Inventor: YOSHIMOTO YOSHIKAZU
IPC: C01B31/04
Filed: 1986-03-28
Abstract: PURPOSE:To synthesize the titled graphite interlayer compd. which is stable in the air and shows a remarkable stage structure by thermally decomposing and aromatic compd. and a metallic halogen compd. at the same time, and inserting a metallic atom between the deposited carbon thin film layers. CONSTITUTION:Gaseous Ar from an Ar control system 2 is regulated and supplied respectively into bubbling vessels 1 and 1' respectively contg. benzene and tin tetrachloride, and the materials are independently bubbled. The generated molecules of benzene and tin tetrachoride are supplied to a quartz reaction tube 4 through a 'Pyrex(R)' glass tube 3. Gaseous Ar is introduced from a dilution line 9 at this time to optimize the density and flow velocity. The reaction tube 4 is heated by a heating furnace 7 and kept at about 1,000 deg.C, and the gaseous mixture of benzene and tin tetrachloride is simultaneously heated and thermally decomposed. Consequently, a carbon deposit is formed on the substrate on a sample stand 7, a tin atom is taken-in in the process of growth, and the carbon deposit wherein the tin atom is inserted is obtained.
Patent JP-H04225667-A (JP)
Title: Subscriber line interface circuit generating adjusted current
Inventor: DAN KEI KAATAA
IPC: H04M19/00
Filed: 1991-04-04
Abstract: PURPOSE: To provide a subscriber's line interface circuit for providing a regulated current to a telephone subscriber through an improved method for reducing electric energy required for operation while maintaining a stationary current. CONSTITUTION: A current for a telephone subscriber 14 flows from a switch mode current source (current source) 32 to a resistor 54 and a hybrid transformer 38 and is supplied from a terminal 34 and further passed from a terminal 36 to the hybrid transformer and a resistor 56. The current for the telephone subscriber is regulated by a negative feedback control loop composed of the current source, resistors 54 and 56 and current sensor 60. The current sensor adds voltage drops at both the terminals of respective resistors and applies a signal SAMSIG proportional to this sum of voltage drops to the current source. In response to SAMSIG, the current source increases/decreases the output current.
Patent JP-H0629554-A (JP)
Title: Manufacture of semiconductor device
Inventor: HAYABUCHI KAZUNARI
IPC: H01L27/115
Filed: 1993-03-30
Abstract: PURPOSE:To provide a method for manufacturing a semiconductor device with superior memory characteristics and reliability by eliminating the over-etching of a semiconductor substrate and the overhang of a gate insulation film. CONSTITUTION:A silicon nitride film 4 is formed on a first silicon oxide film 3 formed on a semiconductor substrate 1 in oxidation treatment which is performed at a later process using a film thickness for oxidizing the entire silicon nitride film 4 which is formed at a region other than a gate electrode forming region, a second silicon oxide film 5 is formed on the silicon nitride film 4, a gate electrode 9 is formed on the second silicon oxide film 5, and a second silicon oxide film which is formed on the gate electrode 9 and the region other than the gate electrode forming region and the silicon nitride film 4 are oxidized, thus forming silicon oxide films 12 and 13.
Patent JP-S62229806-A (JP)
Title: Manufacture of superconducting coil
Inventor: ANDO TOSHINARI
IPC: H01F6/06
Filed: 1986-03-28
Abstract: PURPOSE:To obtain a superconducting coil having excellent mechanical strength by a method wherein the coil segment, formed by winding a superconducting conductor through an insulating tape on which an epoxy bonding agent is coated on the surface, is stacked through the intermediary of an insulating spacer, a heat treatment is performed thereon in the state wherein compressive force is added from both end faces of the superconducting conductor. CONSTITUTION:Each pancake coil 1 is formed by winding the material 3, obtained by coating an epoxy bonding agent on both surfaces of a polyimide resin tape, in the reguired number of turns on the wide-widthed surface of the superconducting conductor 2 having a plurality of built-in superconducting wires while the material 3 is being adhered temporarily. A plurality of insulated spacers 4 are radially arranged on the substrate 5 of a pressing jig, a pancake coil 1 is placed on one of the spacers 4, and stacking operation is repeated. After the upper plate 6 of the pressing jig has been placed on the insulated spacers 4 located on the top stage, the coil 1 and the insulated spacers 4 are compressed by tightening them until the interval between the substrate 5 and the upper plate 6 becomes the prescribed measurements. When they are heated up under the compressed state, they become hard after the lapse of the prescribed period of time, and the conductor 2 and the insulated tape 3, located in each pancake coil 1, can be adhered firmly and completely.
Patent JP-S59196900-A (JP)
Title: Pervicoside of novel oligo-glycoside and antifungal agent containing it
Inventor: KITAGAWA ISAO
IPC: A61K35/56
Filed: 1983-04-22
Abstract: NEW MATERIAL:A compound shown by the formula I (R is group shown by the formula II - formula IV; R<1> is H, or -SO3Na). EXAMPLE:A compound shown by the formula V. USE:An antifungal agent such as mildewcide, antitrichophytial agent, an agent to destroy fungi belonging to the genus Candida, etc. PREPARATION:For example, the body wall of Holothuria pervicax is extracted with a lower alcohol such as methanol, etc. under heating, the extract is desalted, separated and purified by silica gel chromatography, etc. to give pervicoside A (namely, compound shown by the formula V) wherein the group R<1> of the formula I is -SO3Na, and the group R is shown by the formula II, pervicoside B wherein the group R is shown by the formula III, and pervicoside C wherein the group R is shown by the formula IV. Pervicosides A-C are desulfated to give compounds wherein the group R<1> of the formula I is H.
Patent JP-H01246157-A (JP)
Title: Production of optical fiber matrix
Inventor: OSONO KAZUMASA
IPC: G02B6/00
Filed: 1988-03-28
Abstract: PURPOSE:To obtain the title matrix useful for single-mode optical fibers of low loss by making a silica glass particulate matrix composed of a central layer and a peripheral layer each having specified bulk density through vapor shaft deposition process followed by a specific treatment. CONSTITUTION:Firstly, a silica glass particulate matrix composed of a central layer 0.7-1.1g/cm<3> in bulk density and a peripheral layer <=0.3g/cm<3> bulk density is made through vapor shaft deposition process. Thence, this matrix is heat treated in e.g., a Cl2 atmosphere to effect dehydration followed by heating treatment in an atmosphere containing F (e.g., SiF4+He) to incorporate the entire matrix with a small amount of F followed by shrinkage by heating the resultant matrix at temperatures below that causing clear vitrification to bring the bulk densities of the central layer and the peripheral layer to >=1.1g/cm<3> and <=0.7g/cm<3> respectively, followed by heating in an atmosphere containing F to effect clear vitrification.
Patent JP-S61231054-A (JP)
Title: Dis-azo compound and production thereof
Inventor: HASHIMOTO MITSURU
IPC: C09B35/12
Filed: 1985-04-05
Abstract: NEW MATERIAL:Dis-azo compounds of formula I, wherein AS is a group of formula II, III or IV EXAMPLE:Compound of formula V. USE: Dis-azo compds. suitable for use in laminated electrophotographic materials having high sensitivity. PREPARATION:A tetrazonium salt of formula VI (wherein X is an anionic functional group) and a compd. of formula VII, VIII or IX.
Patent JP-S62228236-A (JP)
Title: Biochemical production of natural organic germanium from synthetic organic germanium and production of germanium-containing honey by said method
Inventor: KIGANE TETSUYA
IPC: A23L21/25
Filed: 1986-03-28
Abstract: PURPOSE:To obtain honey similar to germanium-containing honey which is prepared by passing it through organism of bee, by dissolving beta-carboxyethyl germanium sesquioxide in an aqueous solution of sucrose and adding a honey enzyme to the solution. CONSTITUTION:beta-Carboxyethyl germanium sesquioxide shown by formula (GeCH2CH2COOH)2O3 is dissolved in an aqueous solution of sucrose. A honey enzyme such as invertase (beta-fructofuranosidase, alpha-glucosidase), diastase, glucose oxidase, etc., is added to the solution so that the organogermanium compound is converted into a structure similar to that obtained by passing it through organism of bee.
Patent JP-S5716874-A (JP)
Title: Triazolyl-vinylketones and carbinols, manufacture and use as bactericide
Inventor: HANSUURUUTOUITSUHI ERUBE
IPC: C07D249/08
Filed: 1981-05-15
Abstract: A triazolyl-vinyl ketone or carbinol of the formula   <IMAGE>   in which A represents the keto group or a CH(OH) grouping, R1 represents alkyl or halogenoalkyl and R2 represents a primary or tertiary alkyl radical, halogenoalkyl, alkoxyalkyl, alkylmercaptoalkyl, dialkylaminoalkyl, hydroxyalkyl, an optionally substituted alkenyl, alkynyl or alkenynyl radical, phenylalkyl which is optionally substituted in the alkyl part and/or in the phenyl part, an optionally substituted indenyl or fluorenyl radical, or an optionally substituted diphenylmethyl or triphenylmethyl radical, or an addition product thereof with a physiologically acceptable acid or a metal salt, which possesses fungicidal activity.
Patent JP-S57187143-A (JP)
Title: Measuring method for degree of packing in mold
Inventor: IWASAKI YASUHIRO
IPC: B22C9/00
Filed: 1981-05-14
Abstract: PURPOSE:To measure the degree of packing in a mold nondestructively by pressing and placing positive and negative electrode terminals on the surface of facing sand after the manufacture of the mold and measuring the electric resistance value of the facing sand. CONSTITUTION:The pattern surface of a mold is formed of facing sand 3 prepd. by mulling beforehand a suitable amt. of powder consisting of a conductive material. Positive and negative electrode terminals 6 are pressed at constant intervals on the surface of the facing sand 3 of the mold after hardening. If electricity is conducted thereto with a measuring device 8, electric current flows in the surface or in the inside of the facing sand between the terminals 6, and the electric resistance value corresponding to said parts is indicated by the deflection of the meter of the device 8. When the degree of packing increases in the case of the mold, the electric resistance value decreases and when said degree decreases, the electric resistance value increases and therefore, it is possible to measure the degree packing by measuring the electric resistance value.
Patent JP-S57186830-A (JP)
Title: Parallel-series converting and separating circuit
Inventor: UEKAWA FUKASHI
IPC: H03M9/00
Filed: 1981-05-14
Abstract: PURPOSE:To elevate a multiple processing effect, and to reduce a circuit scale of a parallel-series converting and separating circuit, by combining small scale parallel-series converters in a multilevel. CONSTITUTION:An (l) bit parallel (m) multiple input is written in temporary storage devices 31-33, 3m-3m+3 and 3l/m of (m)X(m) bits having l/m pieces. Subsequently, (m) bits are read out in series by 1 bit each in an out-of-phase state from (m) number of blocks of each device 31-33, 3m-3m+3 and 3l/m, and to its output, parallel-series conversion of (m) bits is executed by parallel/series converting circuits 21-2m, and multiple (m) pieces are outputted by (m) bits each. Also, (m) pieces of separated series ouputs are outputted in an out-of-phase state by (m) number of separating circuits 11-1m. Subsequently, in the end, they are put in phase by delaying circuits 41-43 of (m-1), (m)-(m-3) (m) bits, respectively, parallel-series conversion of (l) bits is executed, (m) pieces of separated series outputs 51-5m are outputted, and a circuit scale is reduced.
Patent JP-H09265929-A (JP)
Title: Mesh grid for fluorescent character display tube
Inventor: KUWAMOTO NORIO
IPC: H01J31/15
Filed: 1996-03-27
Abstract: PROBLEM TO BE SOLVED: To prevent the contact of deformed mesh and a phosphor without disturbing the display of an anode display portion. SOLUTION: A mesh grid 1 is fitted onto an anode board by adhesive. The mesh of the mesh grid 1 is disposed above an anode display portion made of plural anode segments. A mesh has a hexagon pattern. A protrusion portion 2 facing to an anode display portion side is formed on the mesh. The protrusion portions 2 are provided at such positions as facing to the anode display portion but as facing not to the respective anode segments. The protrusion portion 2 is formed to the anode side by pressing using a punch taking an intersection of fine wires of the hexagon pattern of the mesh as a center. When the mesh grid 1 is deformed toward the anode board side by heat or the like, the protrusion portion 2 is brought into contact with the anode board so that the mesh 1 of a part having no protrusion portion 2 is prohibited to abut a phosphor.
Patent JP-H03272470-A (JP)
Title: Speed detector
Inventor: NAKAMURA YUKITO
IPC: G01P3/36
Filed: 1990-03-22
Abstract: PURPOSE:To enhance the responsiveness in the detection of speed by shifting the signal taking-in timing and timewise shift quantity output timing from respective light detection sensors in a plurality of the cross-correlation processors provided to the respective light detection sensors in parallel. CONSTITUTION:The light detection signals from light detection sensors 4A, 4B are taken in cross-correlation processors 5 through A/D converters 7A, 7B and RAM 8 to be subjected to cross-correlation processing and timewise shift quantities taud1 - taud2 are outputted. In each processor 5, data taking-in timing and timewise shift quantity output timing are shifted. By this method, the responsiveness in the detection of speed can be enhanced.
Patent JP-S52156815-A (JP)
Title: Purification of acetonitrile
Inventor: OKUNO TOSHIYUKI
IPC: C07C21/04
Filed: 1976-06-18
Abstract: PURPOSE: Acetonitrile, useful as a reaction solvent and raw material of organic synthesis, is purified with less energy consumption by organic synthesis, is purified with less energy consumption by converting allyl alcohol which exists in crude acetonitrile as an impurity into low-boiling allyl chloride, and distilling out the allyl chloride. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H05235799-A (JP)
Title: Control system for switching transmission and reception of radio equipment
Inventor: SHINOHARA NATSUKI
IPC: H04B1/10
Filed: 1992-02-21
Abstract: PURPOSE:To provide the changeover control system for transmission and reception of a radio equipment in which the transmission state is kept in an excellent way even when noise is produced through the connection between the radio equipment main body and a microphone with a long cord and the transmission and the reception are surely switched. CONSTITUTION:A transformer 5, an output terminal of a photocoupler 18 and a PNP transistor(TR) 22 are connected in series with a transmission signal terminal in the radio equipment of the system selecting the transmission or the reception depending on a current flowing from a microphone to the transmission signal terminal. When a voice enters the microphone, the voice signal is given to a switching circuit 4 to activate photocouplers 8, 18 thereby opening a reception line and closing a transmission line and the voice signal from the microphone is sent to the radio equipment 12 via the transformer 5 and a buffer 17.
Patent JP-H02251556-A (JP)
Title: Modified acrylic rubber composition
Inventor: TAKEDA KIYOSHI
IPC: C08K5/14
Filed: 1989-03-25
Abstract: PURPOSE:To obtain modified acrylic rubber composition suitable for various packings, etc., having excellent physical properties and heat resistance and is curable in hot air at normal pressure by mixing specific amount of organic peroxide to specific modified acrylic copolymer having aliphatic unsaturated group in side chain. CONSTITUTION:The objective composition consists of (A) 100 pts.wt. modified acrylic copolymer having aliphatic unsaturated group in side chain obtained by reaction of A1: acrylic copolymer having carboxyl group is side group obtained by polymerization of 30 to 99.9wt.% acrylic monomer and 0.01 to 70wt.% monomer with carboxyl group and A2: a compound having both of epoxy group reactive with carboxyl group and aliphatic unsaturated group curable with organic peroxide intramolecularly [e.g. organic silicon compound expressed by formula I (R<1> is monofunctional hydrocarbon; R<2> is 1 to 10C bifunctional hydrocarbon, etc.; etc.) or organic compound expressed by formula II (R<3> is 1 to 10C bifunctional hydrocarbon, etc.; etc.)] and (B) 0.1 to 10 pts.wt. organic peroxide.
Patent JP-S59210595-A (JP)
Title: Semiconductor memory
Inventor: TAKAI ATSUSHI
IPC: G11C11/40
Filed: 1984-04-13
Abstract: PURPOSE:To obtain a convenient ROM that is provided with general purpose program from the first and can store additionally users' proper programs by constituting a masked ROM area and PROM area on a semiconductor substrate and using a peripheral circuit in common to two ROM. CONSTITUTION:Memory cells consisting of memory elements connected in series and switching elements are arranged in the first area of an EEPROM and the second area of a masked ROM. Memory elements M11-Mnm of the first area memory cells 10 are MNOS transistors (TRs) and memory elements MP1-Mqm of the second area memory cells 20 are EMOS or DMOS TRs, and switching elements S11-Snm, Sp1-Sqm are EMOS TRs. Memory element gate voltage given to the first controlling line W1-Wg at the time of reading operation can be made equal for the first and second areas if gate threshold value of memory element of the second area and gate threshold value of memory element of the first area are selected properly.
Patent JP-S547863-A (JP)
Title: Electrode forming method for semiconductor device
Inventor: ADACHI GENICHI
IPC: H01L21/28
Filed: 1977-06-21
Abstract: PURPOSE: To increase the reliability, by forming boehmite film through immersing the semiconductor element forming laminated electrodes in pure water boilded at a given temperature for a given time and by forming electrodes highly corrosion-resistant. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H04308029-A (JP)
Title: Production of ultralow carbon steel
Inventor: KIYOSE AKITO
IPC: C21C7/10
Filed: 1991-04-05
Abstract: PURPOSE:To efficiently and economically produce an ultralow carbon steel by dipping a lance into molten steel from an upper part after vacuum-decarbonizing the molten steel to the specific carbon concn. and blowing inert gas from an uptake type toward a down-take tube side. CONSTITUTION:The uptake tube 2A and the downtake tube 2B in a vacuum vessel 1 are dipped into the molten steel 1 in a ladle 8, and by evacuating the air in the vacuum vessel from an air exhaust hole 4 and also, blowing the inert gas from a gas blowing hole 5 on the way of the uptake 2A, the molten steel 3 is sucked up and circulated to execute the decarbonizing treatment in the molten steel 3. In the above-mentioned RH circulating type degassing device, without flowing the gas from the upper part, the decarbonizing treatment is executed to 0.005wt.%[C]. Thereafter, a top blowing lance 6 as changeable to the height, arranged to a cover of the vacuum vessel is lowered and dipped into the molten steel 7 in the vacuum vessel between the uptake tube 2A and inner wall in the vacuum vessel. Successively, the inert gas in blown along the flow of the molten steel 7 from this lance 6. By this method, the decarbonization is efficiently progressed, and also by reducing the inert gas and steam, the ultralow carbon steel having about 0.001% [C], is easily produced.
Patent JP-H07259714-A (JP)
Title: Ignition coil mounting structure
Inventor: MATSUMOTO YORIHIRO
IPC: F01P1/06
Filed: 1994-03-18
Abstract: PURPOSE:To shorten the harness between a distributor and an ignition coil with both of them drawn close to each other, and concurrently prevent the distributor from being affected from the heat or magnetic fields of the ignition coil. CONSTITUTION:This invention is concerned with an ignition coil mounting structure where the ignition coil 20 is mounted on an engine 1 closely to a distributor fixed on the engine 1, and the ignition coil 20 is disposed in the rear of a radiator fan opening section 5a, or the ignition coil comprises a part of its installation member 30 extended between the ignition coil 20 and the distributor 10.
Patent JP-H07258127-A (JP)
Title: Benzylidene compound
Inventor: OKAWA TAKAYUKI
IPC: C07C25/24
Filed: 1994-03-18
Abstract: PURPOSE:To obtain a novel benzylidene compound useful as an intermediate for charge transport materials to be used for, e.g. electrophotographic photoreceptors. CONSTITUTION:The benzylidene compound of the formula I (X is a halogen), e.g. 5-(4-iodobenzylidene)-5Hdibenzo[a,d]cyclopentene of the formula VI. The compound of the formula I can be obtained by reaction between a compound of the formula II (X<1> is iodine, bromine or chlorine; X<2> is bromine or chlorine) and triethyl phosphite of the formula III to produce a diethylbenzyl phosphonate derivative of the formula IV, which is then reacted with dibenzo[a, b]cyclohepten-5-one in the presence of an alkali.