baber/WOPTO huggingface dataset:
Patent JP-H07265631-A (JP)
Title: Dust removing device
Inventor: NAGASAWA TSUTOMU
IPC: B01D46/18
Filed: 1994-04-01
Abstract: PURPOSE:To provide a dust removing device by which the sticking and deposition of powder on the inner wall of a furnace are prevented to maintain the circulating gas volume at an initial state and the heating conditions are kept constant to obtain products of excellent quality. CONSTITUTION:Air flowing ducts 15a, 15b are installed on both the sides of a hot air circulating duct 4 of a heating furnace, and mesh filters made of metal 11a, 11b are freely movably installed in a passage 14 crossing each duct.
Patent JP-S61225554-A (JP)
Inventor: IWATANI RYOHEI
IPC: F25B5/00
Filed: 1985-03-30
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-S60208333-A (JP)
Title: Adhesive powder
Inventor: KAI TAKASHI
IPC: C09D5/03
Filed: 1984-04-03
Abstract: PURPOSE:To provide spherical powder having specific particle diameter or fibrous powder having circular cross-section, composed of a polyolefin surface- modified with an unsaturated carboxylic acid or its derivative, and having excellent handleability such as fluidity, dispersibility, etc. and strong adhesivity. CONSTITUTION:A modified crystalline polyolefin having a melting point of >=60 deg.C and containing <=10% unsaturated carboxylic acid or its derivative is prepared either by heating a mixture of 100pts.wt. of a polyolefin or its copolymer and 0.01-10pts.wt. of an unsaturated carboxylic acid or its derivative in the presence of a radical generator, or by copolymerizing an olefin with an unsaturated carboxylic acid. The modified polyolefin is stirred in an inert medium at or above the melting point, and cooled and separated, or is crushed or cut as (un)draw fiber, or is applied to the surface of an inorganic or metallic powder, etc. The particle size distribution is adjusted so as to be characterized in that the average particle diameter is 3-30mum and >=90wt% of the powder falls within the range (average diameter + or -80%).
Patent JP-S55157254-A (JP)
Title: Digital-to-analog converter
Inventor: KITAZAKI HIROSHI
IPC: H01L27/04
Filed: 1979-05-26
Abstract: PURPOSE:To attempt to miniaturize a digital-to-analog converter by a method wherein a semiconductor integrated circuit is formed on one side main face of an Si substrate, and a weight resistor network is formed on another side main face of the substrate. CONSTITUTION:A semiconductor integrated circuit 12 is formed on one side main face of an Si substrate 11, and a weight resistor network 13 is formed on another side main face of the substrate. A wiring conductor 16 is formed on a ceramic package 15 and a bump processed circuit element 12 is bonded with face down on it. The weight resistor network 13 is bonded with wires 18. Therefore, as the integrated circuit 12 and the weight resistor network 13 are made in one body, the ceramic package can be miniaturized.
Patent JP-S63229356-A (JP)
Title: Ion selective electrode
Inventor: HIIRO KAZUO
IPC: A61B5/145
Filed: 1987-03-18
Abstract: PURPOSE:To form an electrode excellent in blood or living body compatibility and generating no outflow of a component, by using a mixture consisting of an ion responsive substance and a polyurethane resin as a responsive membrane material. CONSTITUTION:As the material of the ion responsive membrane 1 of an ion selective electrode, a mixture consisting of an ion responsive substance and a solvent-soluble thermoplastic polyurethane resin is used. As the ion responsive substance, one conventionally used in the responsive membrane in common, for example, trioctylammonium salt is used. The responsive membrane formed of this material is cut into a desired size to be adhered to the leading end of the electrode main body 4, and an internal liquid 2 and an internal electrode 3 are provided to form an electrode. By this method, the electrode excellent in blood or living body compatibility and generating no outflow of a component exerting adverse effect on a living body can be formed.
Patent JP-H03265374-A (JP)
Title: Pll circuit
Inventor: KURIHARA RYOICHI
IPC: H04N5/06
Filed: 1990-03-15
Abstract: PURPOSE:To improve the tracking performance with respect to an input signal and to prevent disturbance in a video image for a VD period by selecting a characteristic constant of a filter for the video period and the VD period at the input of a nonstandard signal. CONSTITUTION:A control signal generating circuit 30 to select a time constant of a filter 18 is provided and a decision signal for standard/nonstandard signal is fed to one input terminal 32 of the generating circuit 30, and a vertical synchronizing signal is fed to other terminal 34. Then the time constant of the filter 18 is selected depending whether the signal is a standard signal or a nonstandard signal and the time constant is further selected depending on the video image period or the vertical retrace period (VD period) at the input of the nonstandard signal. Even when the nonstandard signal is inputted, disturbance of the video image is eliminated and the tracking performance of the input signal is improved.
Patent JP-S54874-A (JP)
Title: Etching monitor system
Inventor: KASHIWAGI SHIYUNJI
IPC: H01L21/306
Filed: 1977-06-03
Abstract: PURPOSE: To seucre a high-accuracy decision for the etching end point of the Si 3 N 4  thin film by utilizing the optical properties of the thin film. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H02243779-A (JP)
Title: Production of steel pipe having plated inner surface
Inventor: NOMURA YUKITO
IPC: B21C37/06
Filed: 1989-03-17
Abstract: PURPOSE:To efficiently produce a steel pipe having a uniformly plated inner surface by heat-treating the pipe which is obtained by molding and welding a steel hoop and contracting the diameter and annealing it and also gasifying and melt-sticking one part of a wire rod for coating supplied into the pipe. CONSTITUTION:A steel hoop 2 rewound from an uncoiler 1 is molded into a tubular shape by a molding roll group 3. In the meantime, both a wire rod 8 for coating such as Sn-Zn alloy wire and nonoxidative gas are supplied into the pipe. Then the joint face of the pipe is welded by a welding roll 4. The formed pipe 10 is contracted to a required diameter by a reducing roll group 11 and thereafter heated by a heater 12. The contracted pipe 10 is annealed by this heat treatment and also both vapor deposition of one part of metallic components such as Zn of the wire rod 8 for coating and melt-sticking of the residual metallic components are simultaneously performed. Thereafter the pipe 10 is cooled by a cooler 15 and cut to prescribed length by a cutter 14. The cut pipe is post-heated in a brazing stage and melt-stuck metal is diffused via vapor-deposited metal in the pipe and thereby the steel pipe having a uniformly plated inner surface is obtained.
Patent JP-S51141467-A (JP)
Title: Device for separating suspended material in waste liquid by electrolys is
Inventor: WATANABE MITSUO
IPC: B03C5/00
Filed: 1975-05-31
Abstract: PURPOSE: To rationally separate in cohesion solute in waste liquid from feeding facilities using an electrochemical action. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H08261377-A (JP)
Title: Shear type expansion joint
Inventor: MIYAMOTO NOBUHIKO
IPC: F16L27/12
Filed: 1995-03-24
Abstract: PURPOSE: To smoothly absorb horizontal displacement by a method wherein an outer cylinder with which two holders are covered is fitted externally through a plurality of steel balls so that movement in a direction crossing a shaft at right angles is permitted as an axial distance between a pair of holders integrally having flanges arranged facing each other is constrained. CONSTITUTION: Holders 16 are arranged on the side, where flanges 15 are positioned facing each other and making a pair, in such a state to extend from the inner peripheral surface of a flange 15 and an assembly of a plurality of rings 12 is held in a nipping state between the holders 16. The rings 12 are made of a metal and a cylindrical rubber lining 13 formed of a multilayer soft rubber attached on the inner peripheral surface thereof is supported to improve a hoop resisting stress. Two-division semicylindrical outer cylinders 18 are fitted externally in such a manner to cover the two holders 16.  Since a number of rigid steel balls 14 are disposed on a periphery between the holders 16 and the outer cylinder 18, the holders 16 and the outer cylinder 18 are movable in a direction crossing a shaft at right angles in such a state that a distance in an axial direction between the two holders 16 is constrained.
Patent JP-H07100691-A (JP)
Title: Improved organic vehicle and paste for electronics
Inventor: BAAHAN TEKURU
IPC: H01C17/28
Filed: 1994-04-04
Abstract: PURPOSE: To obtain a vehicle eliminating the need of cleaning by incorporating organic solvent soluble hydroxyal substitution polysaccharides, a solvent for polysaccharide, two hydrogen-bonded components and inorganic oxide particles in the vehicle. CONSTITUTION: The screen printable vehicle is constituted as follows, i.g. a monofunctional oxygen-bonded components selected from a group consisting of the organic solvent soluble hydroxyal substitution polysaccharides, the solvent for polysaccharide, alcohols with carbon atom groups 1 to 4, acids with 1 to 4 carbon atoms and amine having a structure expressed by a formular I, and a monofunctional oxygen-bonded components selected from alcohol with at least 5 carbon atoms, acid with at least 5 carbon atoms, amine expressed by a structural formula II, and an inorganic oxide particle material having a surface area of at least 50 m<2> /g. R1 , R2 , R3 in the formulas I and II are each H or a 1-4C alkyl in the formula I and alkyl in the formula II. The total of R1 +R2 +R3 is at least 4 or 5 carbon atoms.  Thus, the flowing characteristic is achieved by an adjustable intermolecular interaction.
Patent JP-S61224746-A (JP)
Title: Data transmission system
Inventor: MASUZAWA KAZUHIRO
IPC: H04Q9/00
Filed: 1985-03-29
Abstract: PURPOSE:To avoid collision of plural data sent to a transmission line at the same time by setting an intrinsic waiting time different from each terminal device and changing the timing of data transmission depending on the waiting time when the transmission request of the intrinsic data is caused. CONSTITUTION:Wait times W1-Wn (W1<W2-Wn) specific to a terminal device are assigned respectively to terminal devices 5a-5n. When a transmission request of intrinsic data is caused in the terminal device 5, the intrinsic data is sent at the elapse of the intrinsic waiting time Wa after the carrier of the call signal is lost. As rep data to the call from a center unit 1, a data such as metering data of water supply or gas supply with a low emergency or line fault sensing data is assigned. On the other hand, as a intrinsic data sent depending on the discrimination by the terminal unit itself by the carrier sense multiple access CSMA system with high emergency, a fault detection data such as fire, leakage of gas or burglar is assigned.
Patent JP-S57180533-A (JP)
Title: Side guide lock device for copying machine
Inventor: DOBASHI KENJI
IPC: G03G15/00
Filed: 1981-04-30
Abstract: PURPOSE:To pinch the copying paper for sure by fitting a compression spring to a sleeve to pinch and press both sides of latch section pieces. CONSTITUTION:A pair of sleeves are inserted from both sides of a main body 7 of a lock device so as to slide along a suitable gide bar 1, and in addition, latch section pieces 2, 2' are pivoted to the main body 7 of the lock device. Compression springs 3, 4 with different rebounding forces are fitted to sleeves 5, 6 respectively so that the latch section pieces 2, 2' are pinched and pressed by the sleeves 5, 6 in the main body 7 of the lock device. Furthermore, the latch section pieces 2, 2' pivoted to the main body 7 of the lock device are arranged so that they get into contact with the guide bar 1 when they are rotated in the direction which is pressed by one of the sleeves 5, 6 having a stronger rebounding force. According to this constitution, the located side guide can be fixed for sure, and the copying paper can firmly be pinced.
Patent JP-S56163766-A (JP)
Title: Separating and recovering method for graphitic carbon
Inventor: YAMADA KENZOU
IPC: B03C7/02
Filed: 1980-05-20
Abstract: PURPOSE: To make separation and recovery of graphitic powder and granules with ease and high purity by separating and recovering graphitic powder and granules from the dust contg. graphitic carbon by an electrostatic method and pickling the same if necessary.  
     CONSTITUTION: Graphitic powder and granules are separated and recovered by an electrostatic method from the kish graphite which is produced in steel making plants and consists of a mixture of flake graphite, particle iron, slag, iron oxide fume, etc., The separated graphitic powder and granules are pickled if necessary. For example, a charged ebonite bar is approached to the dust captured by dust collector of a mixer in steel making plants, and the materials attracted and classified are collected. As a result, the graphite which is high in fixed carbon concn., is equivalent to high-grade natural graphite and is suited for electrode or the like is obtained. This graphite is immersed in 1N-HCl and is filtered, after which it is rinsed and dried, whereby the product of high graphite purity is obtained. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H08263904-A (JP)
Title: Recording medium loading and unloading device
Inventor: NUWA SATORU
IPC: G11B15/675
Filed: 1995-03-24
Abstract: PURPOSE: To facilitate loading and unloading operation of a tape cassette by providing a releasing means for releasing engagement of an engaging means for engaging a tray in a holder in a process of opening a lid. CONSTITUTION: When a lock pawl is released from the completely closed state of the opening and closing lid, a link 43 is turned clockwise around a pin 47 by spring force of a tension spring 50 to lift the holder 17. Subsequently, when the link 43 is further turned by the spring force of the spring 50, a link 33 is further clockwise turned to advance an operating arm 28. Then, in this lid opening process, a tray driving pin 40 is pushed out to a guide part 38 from a restraining part 39 of a guide groove 37. When the driving pin 40 is pushed out, the driving pin 40 is guided by the guide part 38 by the spring force of the spring 50 to advance until the tip of the guide part 38, and the opening and closing lid is brought into the fully opened state.
Patent JP-S61226789-A (JP)
Inventor: CHIN KANSEI
IPC: G06F3/14
Filed: 1985-03-29
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-S59190704-A (JP)
Title: Amplifier circuit
Inventor: OOTA TAKAHIRO
IPC: H03F3/72
Filed: 1983-04-13
Abstract: PURPOSE:To extract signals before and after muting control by forming an output terminal 3 for an amplification output at the output side of an amplifier and providing a buffer circut which performs the muting control over the amplification output. CONSTITUTION:An input signal to be amplified is supplied from a signal source such as a magnetic head to an input terminal, and an amplifier 4 constitutes a preamplifier which is supplied with the signal directly from the signal source. The output terminal 6 to which an amplification output which is not brought under the muting control is led out is formed on the output side of this amplifier 4, and the buffer circuit 8 which performs the muting control over the amplification output is installed. Consequently, the amplification output V01 of the amplifier 4 is supplied from the output terminal 6 to a signal processing system which does not require the muting control and an amplification output V02 is supplied from the output terminal 12 of the buffer circuit 8 to a signal processing system which requires the muting control through the buffer circuit 8.
Patent JP-H04302677-A (JP)
Title: Outlet and inlet expansion structure of air film structure
Inventor: HAGIWARA NOBUYUKI
IPC: E04H15/32
Filed: 1991-03-29
Abstract: PURPOSE:To facilitate the manufacture of a film by giving the performance that an expansion section joining an air film structure body and an outlet-inlet part in an air film structure is capable of following the deformation of the air film structure and housed without damaging the appearance of the outlet- inlet part. CONSTITUTION:A plurality of ropes 4 for holding a film 3a of an expansion section 3 joining an air film structure body 1 and outlet-inlet part 2 are disposed spaced from each other on the film 3a. The film is divided into small units in every rope gap to form a bellows-like film surface by the internal air pressure.
Patent JP-S51141803-A (JP)
Title: Process for handling 1,4-butanediol
Inventor: TANABE YASUO
IPC: C07C67/00
Filed: 1975-06-02
Abstract: PURPOSE: To prevent degradation and coloration of 1,4-butanediol during storage or transportation by handling it at 100°C or below in an inert atomosphere. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H10309641-A (JP)
Title: Method to improve fatigue strength by repeated pressure at branch hole part on member for high pressure fluid and branch hole part of member for high pressure fluid provided by this method
Inventor: ASADA KIKUO
IPC: F16L41/02
Filed: 1998-03-02
Abstract: PROBLEM TO BE SOLVED: To effectively restrain generation of tensile stress on an inner peripheral edge on a lower end of a branch hole by offsetting it by compression residual stress by drilling the branch hole to open to a hollow part on a deformed part and making the compression residual stress exist at least on a peripheral edge of the branch hole. SOLUTION: A hollow part 1-1 is formed in the inside of a member 1 for high pressure fluid by mechanical work of boring, etc., and this member 1 for high pressure fluid has a comparatively thick part. A branch hole part 2 where compression residual stress is generated is formed by projecting the side of the hollow part 1-1 so as to be roughly circular and at least roughly flat by pressing the thick part under a pressing method by using a punch or a rod inward in the diametrical direction from outside. Thereafter, a branch hole 1-2 is drilled by cutting it, for example, with a drill, etc., so as to have an outlet roughly on a central part of the branch hole part 2 formed as above.
Patent JP-S52151184-A (JP)
Title: Preparation of benzo (c) cinnoline and its derivatives
Inventor: YABE AKIRA
IPC: C07D471/04
Filed: 1976-06-07
Abstract: PURPOSE: To prepare title compounds in high yield with high purity useful as a raw material of organic fine chemicals, by dissolving a bicyclic compound having azido groups at 2,2' position in a rigid glass solvent, cooling the solution to a highly viscous liquid or a solid, and irradiating with light. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H04301440-A (JP)
Title: Manufacture of studless tire
Inventor: HIRAMATSU KOJI
IPC: B29K21/00
Filed: 1991-03-29
Abstract: PURPOSE:To improve durability and flatting resistance by forming air bubbles with a uniform diameter over the whole tread part while performances of a studless tire on iced or snowed road surfaces are kept. CONSTITUTION:When a green tire wherein a tread part is constituted of a rubber compsn. contg. a foaming agent is fed in a mold and it is vulcanized and molded, the inner pressure of a bladder is made at least 20kgf/cm<2> and the surface temp. of the bladder is made 180 deg.C at the highest temp.
Patent JP-H02247280-A (JP)
Title: Ferroelectric liquid crystal composition
Inventor: TAKEHARA SADAO
IPC: C09K19/42
Filed: 1989-03-20
Abstract: PURPOSE:To obtain the subject novel composition, excellent in responsiveness and orienting properties and capable of exhibiting a chiral smectic C phase within a wide temperature range including ambient temperature by blending a composition consisting of respective specific matrix liquid crystal within a medium temperature region and a viscosity reducing liquid crystal with a special chiral dopant. CONSTITUTION:The objective composition obtained by blending a liquid crystal composition, containing (A) a matrix liquid crystal within a medium temperature region which is a composition consisting of an optically inert liquid crystal compound, having a bicycled structure and capable of exhibiting a smectic C(SC) phase or a homolog thereof which may be monotropic within an optional temperature width of >=1 deg.C at >=10 deg.C and (B) a liquid crystal composition which is a composition containing an optically inert liquid crystal compound, having side chain of an alkyl and containing <=1 ester bond having a bicyclic structure in which the above-mentioned compound contains a viscosity reducing liquid crystal without exhibiting the SC phase along including the homolog and exhibiting the SC phase with (C) an optically active compound expressed by formula I [R<1> and R<2> are 2-10C alkyl; Z<a> is O, COO, etc.; X is formula II or III (Z<1>, Z<2> and Z<3> are single bond, etc.; m and n are 0 or 1), etc.] as a chiral dopant.
Patent JP-S61227034-A (JP)
Inventor: TOMIKAWA MIZUKADO
IPC: B32B15/04
Filed: 1985-04-01
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-H11265526-A (JP)
Title: Disk-shaped recording medium and its production
Inventor: IWAI MANABU
IPC: G11B7/24097
Filed: 1998-03-17
Abstract: PROBLEM TO BE SOLVED: To enable formation with high accuracy by punching and forming a center hole at a substrate by means of a center punch of a projection height of a specific size with respect to the thickness of the section where the center hole is formed from the mounting reference plane of a disk drive assembly and a disk recording medium. SOLUTION: The projection height of the center punch is specified to 1/3 to 1/2 the thickness size of the forming section from the reference plane. The height of the center punch 28 from the mounting reference plane 5b is set at 0.3 mm. Then, the inner peripheral wall surface of the center hole 4 is directly molded by the center punch 28 at the section 4a up to the height of 0.3 mm from the mounting reference plane 5b with respect to the depth 0.8 mm over the entire part and the remaining section is formed by punching and, therefore, the inner peripheral wall surface of the center hole 4 comprises a shaping surface 4a, a shearing surface 4b and a fracture surface 4c. The shearing surface 4b is set up to 0.6 mm from the mounting reference plane 5b.  As a result, the ruggedness degree of the opening section may be formed with the high accuracy approximate to an extremely small roundness as the opening section is directly shaped by the outer peripheral surface of the center punch 28.
Patent JP-H08229933-A (JP)
Title: Borer for large aperture hole and hole saw used for that
Inventor: MATSUDA YUSAKU
IPC: B23B51/04
Filed: 1995-02-28
Abstract: PURPOSE: To provide a borer for a large aperture hole and its hole saw wherein in a reinforced concrete structure or the like, a core formed by machining a material to be bored easily can be drawn outside, and efficiency in boring operation of the material to be bored is not dropped as a diamond is exposed on a surface of a cutting edge. CONSTITUTION: A hole saw 10 wherein a cutting edge 16 consisting of metallic sintered compact of mixing diamond abrasive grains in a base metal is formed at a tip of a mouth edge part 14 of a large aperture cylinder 12 consisting of rigid body, the cylinder 12 is of the same diameter from its tip to a rear end and hollow, and both of a front end and the rear end are open, rotating means 34, 36, 44, 46 wherein driving force of a driving source 42 rotating the hole saw 10 is transmitted to rotate the hole saw 10, and hole saw feed means 48, 50, 54, 56 which move the hole saw 10 forward and backward toward a material to be bored, are contained. The hole saw 10 contains a base metal abrasive material feed part in a part wherein the cutting edge 16 machines the material to be bored.