baber/WOPTO huggingface dataset:
Patent JP-H0841730-A (JP)
Title: Production of high-thermal conductivity carbon fiber
Inventor: TADOKORO HIROYUKI
IPC: D01F9/14
Filed: 1994-07-28
Abstract: PURPOSE:To obtain the subject carbon fiber developing few fluffs, excellent in handleability, suitable for materials for space, aircraft and automotive brakes requiring thermal shock resistance and dimensional stability. CONSTITUTION:Optically anisotropic mesophase pitch is melted, fed via an inlet of diameter D1, contracted at an approach space with the profile from the inlet to circle-sectioned delivery hole 50-110mut m in capillary diameter D3 having an angle theta1, of 90-150 deg., and delivered via a spinning nozzle consisting of the capillary extended from the flat surface of diameter D2 situated at the terminal end of the approach space, thus forming fine pitch fibers each 5-11mum in diameter. The pitch fibers are then infusibilized and carbonized, and then graphitized in an inert gas atmosphere to obtain the objective high-thermal conductivity carbon fibers 4-8mum in single fiber diameter.
Patent JP-H0750105-A (JP)
Title: Electric insulating resin composition and enameled wire
Inventor: SATO SEIICHI
IPC: H01B3/30
Filed: 1993-08-05
Abstract: PURPOSE:To provide electric insulating resin composition which does not deteriorate its property even when baked on a conductor faster than usual to obtain an enameled wire, and provide the enameled wire using the composition. CONSTITUTION:An electric insulating resin composition incorporates 3-20 pts.wt. epoxy resin to 100 pts.wt. carboxyl polyester which has end carboxyl groups obtained by reacting hydroxyl group containing polyester with acid anhydride or free carboxyl groups as medium chained units. The electric insulating resin composition is applied to a conductor for baking.
Patent JP-S6255467-A (JP)
Title: Maximum speed limiting device for vehicle
Inventor: NAKAZAWA YOSHIHIRO
IPC: F02P11/02
Filed: 1985-09-03
Abstract: PURPOSE:To obtain a certain speed limit regardless of the step number for speed change by checking a discharge timing signal based on a certain voltage which is outputted from each of transmission gears in response to each of engine speeds reaching the speed limit. CONSTITUTION:A gate means 114 which is capable of checking a discharge timing signal, is provided where the discharge timing signal drives a charge- discharge control means 11 which inducts high voltage for an engine ignition to an ignition coil 15 by charging and/or discharging a condensor. In addition, a transmission gear position detecting means 14 and speed limit command signal generating means 13 are also provided. The latter generates a command signal so that the gate means may be actuated to check a discharge timing based on a certain output voltage, which is outputted from each of transmission gears in response to each of engine speeds reaching the maximum speed limit. consequently, the discharge timing signal can be checked based on the identical voltage regradless of the step number for speed change.
Patent JP-H04360798-A (JP)
Title: Cutting device of easy seal-opening
Inventor: AMIKURA MASAKI
IPC: B26F1/20
Filed: 1991-07-09
Abstract: PURPOSE:To uniform the size of fine holes in each row at the time of forming plural rows of fine holes in a film. CONSTITUTION:A supporting shaft 17 is provided parallel to a receiving roll 16 for guiding a film 15, and plural fine hole machining units 18 are fitted to the supporting shaft 17. Each fine hole machining unit 18 is provided with an oscillating arm 21, a round cutting edge assembly 23 held at the tip of the arm 21 so as to perform fine hole machining to the film, and a pressure device 24 for oscillating the arm 21. Plural round cutting edge assemblies 23 are independently pressed to the film 15 to enable fine hole machining.
Patent JP-S5897443-A (JP)
Title: Multilayer metallic belt and its manufacture
Inventor: ARAI TOMOHISA
IPC: B21D53/14
Filed: 1981-12-03
Abstract: PURPOSE:To develop a metallic belt having generated bending stress relaxed and having high tensile strength, by winding a thin metallic sheet to annular multilayers while loading specified tension and coating an adhesive, and hardening the adhesive. CONSTITUTION:Proper tension is loaded to a thin sheet 1 having 20-30mu thickness, of 13 Cr stainless steel or amorphous alloy, etc. by a movable roll 3 for adding tension, and a silicone rubber adhesive is coated on both sides, and wound around the core ring 4 of a taking-up device. This is taken out from the core ring 4, and, if necessary, heated to harden the adhesive, and a multilayer metallic belt is manufactured. Or, an annular body consisting of thin sheet of maraging steel may be covered on one or both of inner peripheral face and outer peripheral face. when this belt is used on a pulley, bending stress generated by the pulley is lessened, and a multilayer metallic belt having high tensile strength can be obtained.
Patent JP-H0519656-A (JP)
Title: Fixing device
Inventor: MORIGUCHI HARUHIKO
IPC: G03G15/20
Filed: 1991-07-10
Abstract: PURPOSE:To form bright images and to prolong the life of rollers by disposing two rollers as fixing rollers in accordance with the toner characteristic and fixing toners on a recording medium. CONSTITUTION:The roller 12 to be disposed as the 1st roller is a rubber roller having silicone rubber on the surface. An oil supplying pad 14 for applying a silicone oil to the surface of the roller is disposed near this 1st roller 12. The roller 11 to be disposed as the 2nd roller is formed by coating the surface of an aluminum core with a fluororesin. The 3rd roller 13 to be pressed to the 1st or 2nd roller 11 or 12 is then disposed by holding the paper S therebetween. The 1st roller 12 turns to the position facing the 3rd roller 13 if image signals are full-color signals. The 2nd roller 11 exists to face the 3rd roller 13 and executes fixing while holding the paper S in the case of a black monochromatic image. On the other hand, the paper is fixed by the 2nd roller 11 in the case of black and white.
Patent JP-S6086878-A (JP)
Title: Optical element package
Inventor: NISHIZAWA HIDEAKI
IPC: H01L21/52
Filed: 1983-10-18
Abstract: PURPOSE:To obtain an optical element package; which eliminates restrictions in the design of its modules, is easier in manufacture and has excellent heat-radiating characteristics; by a method wherein the side surfaces of the islets are coated with an insulating film. CONSTITUTION:An optical element package is constituted of islets 10, an optical element 11, a glass 12, a metal wire 13 leads 3. By coating the side surfaces of the islets 10 with aluminum, insulating films 30 are formed. By constituting in such a way, when the optical element package is incorporated in an optical connector, restrictions on the quality of material for the optical connector and the bonding material to be used for the fixation are eliminated. As a result, the manufacture of the optical element package is facilitated and the heat-radiating characteristics thereof can be improved.
Patent JP-2001020064-A (JP)
Title: Electron beam evaporator
Inventor: KONNO SHIGEO
IPC: H01J37/305
Filed: 1999-07-08
Abstract: PROBLEM TO BE SOLVED: To easily obtain the optimum distribution of formed films. SOLUTION: An electromagnetic coil 20 for correction to form the magnetic field of the magnetic line of force substantially parallel to the magnetic line of force of the magnetic field to be formed by a magnetic pole 1A is provided in the vicinity of an upper part of a crucible 4. An excitation power source 21 to run the excitation current to the electromagnetic coil for correction is provided, and the excitation power source is operated based on the command of a control device 22 such as a computer. A memory 23 is provided, and the excitation current data for correction to each acceleration voltage data is stored in the memory. The excitation current data for correction is called by the command from the control device 22 to control the output of the excitation power source 21.
Patent JP-S6085201-A (JP)
Title: Rotor of rotary piston engine
Inventor: MURATA YOSHINORI
IPC: F01C21/08
Filed: 1983-10-18
Abstract: PURPOSE:To enable to avoid carbon lock by subjecting tar comprising a mixture of oil with high boiling point and carbon to seizure on the flank face of a rotor and by forming a coating layer which has an affinity with stuck deposit. CONSTITUTION:A flank face 21 is formed by applying tar to a flank face 4a and a combustion concave portion 4b of a rotor 4 and subjecting them to seizure. This tar comprises 97 weight percent of organic part and the rest of inorganic part. And tar whose kinematic viscosity at 100 deg.C is 600 to 800cSt is used. Tar with high viscosity which is heated previously to about 100 deg.C is applied to a flank face 4a, and it is subjected to firing in an electric furnace with the range of 200 to 300 deg.C, thereby a fired tar layer is formed. This flank face on which the tar layer is formed has an affinity with stuck deposit. And this deposit hardly breaks away, thus, carbon lock of a rotor at the time of engine starting can be prevented.
Patent JP-H05189907-A (JP)
Title: Magnetic head
Inventor: KOMORI NOBORU
IPC: G11B21/21
Filed: 1991-07-10
Abstract: PURPOSE:To obtain the high-performance magnetic head by selecting the radius of the spherical surface, overall length L of air flow direction, cross width, sizes of two pieces of vertical grooves of the magnetic head provided with a floating head slider having an opposite surface formed as a part of the spherical surface. CONSTITUTION:The opposite surface of the floating head slider 2 of the magnetic head for SSR is formed as a part of the spherical surface having the radius R of 80mm<=R<=100mm and is formed to a rectangular shape of <=2mm cross width W and <=3mm overall length L viewed from the SSR disk side. At least two pieces of the vertical grooves are formed at the width W of 100mu<=W<=500mu within the opposite surface thereof. The modulation waveform exhibiting floating stability is good and the CN in a high-frequency region is good according to this constitution. The magnetic head which can deal with the higher density of recording signals and with which good reproduced signals are obtainable is formed.
Patent JP-2000020457-A (JP)
Title: Method for refreshing data of positioning lsi
Inventor: MURAMOTO MICHIYA
IPC: G06F13/36
Filed: 1998-06-26
Abstract: PROBLEM TO BE SOLVED: To attain high speed refreshment by providing a positioning LSI with a function for repeatedly accessing a bus at a fixed period and directly connecting the LSI to a bus interface device having a memory and capable of executing interface with a common bus. SOLUTION: The positioning LSI 3 is directly connected to the bus interface device 1 through a master bus 10 and provided with a state machine function, i.e., a function for accessing a bus at a fixed period. The LSI 3 is provided also with an external pin having a data bank switching function and a dual port random access memory(DP-RAM) 2 in the device 1 alternately switches banks to be accessed at the time of receiving a bank switching signal BX from the LSI 3 to write/read out data.
Patent JP-H02125886-A (JP)
Title: Stabilized hydrogen peroxide composition
Inventor: BURUUSU EE BOONEN
IPC: C09K15/12
Filed: 1989-07-27
Abstract: PURPOSE: To prepare a compsn. contg. stabilized hydrogen peroxide by incorporating a compd. which is expressed by the specific formula and is soluble in the hydrogen peroxide into the compsn.  
     CONSTITUTION: The compd. which is expressed by the formula and is soluble in the hydrogen peroxide is incorporated into the compsn., by which the stabilized hydrogen peroxide compsn. is prepd. In the formula, X is a bond group, Y is metal cation or H. As a result, the compsn. contg. the stabilized hydrogen peroxide is obtd. and is useful for production of production of printed circuit boards. 
     COPYRIGHT: (C)1990,JPO
Patent JP-H0359872-A (JP)
Title: Memory circuit
Inventor: MURASE MAKOTO
IPC: G06F12/00
Filed: 1989-07-27
Abstract: PURPOSE:To effectively use a memory by comparing a relative address value generated from an accumulator unit subtracting a read address value and a write address value with a relative address designation value and generating an output signal. CONSTITUTION:A relative address comparison part 11 which compares the relative address value generated from the accumulator unit 6 subtracting the read address value and the write address value with the relative address designation value which can be set in an external part and generating the output signal is provided. Thus, a flag output in a point which is effective on the timing design of a system can freely be set on a system designer-side, the degree of freedom in the design of the system can be enlarged and the memory can effectively be used.
Patent JP-H0860107-A (JP)
Title: Kraft adhesive tape
Inventor: MIYAKE KEISUKE
IPC: C09J7/04
Filed: 1994-08-19
Abstract: PURPOSE: To obtain the tape not causing the moisture absorption of the kraft paper and the adhesive layer even after stored for a long period of time, and capable of being reclaimed and reutilized without impairing the appearance and the adhesive performance and without causing side sticks by disposing a releasing layer and an aqueous dispersion type adhesive on the water-repelling layer and the other layer of specific kraft paper, respectively. CONSTITUTION: This tape is produced by disposing releasing paper on the water- repelling layer surface of kraft paper (preferably having a basis weight of 50-100g/m<2> ) having an intelayer strength of >=100g/15mm, a sizing degree of >=12sec, and an air-permeability of >=12sec and having the water-repelling layer on one surface, and further disposing an aqueous dispersion type adhesive layer (e.g. the emulsion of an acrylic resin, vinyl chloride resin or vinylidene chloride resin) on the other surface. The water-repelling layer includes the layers of wax, fatty acid derivative, synthetic resin, silicone, fluoro resin, chromate and vinylidene chloride latexes.
Patent JP-S6256467-A (JP)
Title: Production of phenylthioglycolid acid derivative
Inventor: MIYATA NOBUYOSHI
IPC: C07C67/00
Filed: 1985-09-04
Abstract: PURPOSE:To obtain a compound useful as a synthetic intermediate for herbicides in good yield, by reacting an S-phenyl ester derivative of a thiocarboxylic acid with a haloacetic acid in the presence of a base. CONSTITUTION:An S-phenyl ester derivative of a thiocarboxylic acid expressed by formula I (R<1> and R<2> are lower alkyl; X is Cl or Br) is reacted with a haloacetic acid expressed by the formula YCH2COOH (Y is Cl or Br) in the presence of a base, e.g. NaOH, and, as necessary, in an inert solvent, e.g. water or hexane, etc., at 0-160 deg.C for 0.5-24hr to afford the aimed substance expressed by formula II. The reaction is carried out by using the haloacetic acid in an amount of 1.0-1.5 eqauivalents based on 1 equivalent compound expressed by formula I and the base in an amount of 5-10 equivalents based on 1 equivalent compound expressed by formula I.
Patent JP-H1140896-A (JP)
Title: Optical fiber module
Inventor: TANAKA HIDEYUKI
IPC: H01S5/00
Filed: 1997-07-22
Abstract: PROBLEM TO BE SOLVED: To provide an optical fiber module whose thermal characteristic is good, in which the difference in a coefficient of linear expansion is small and whose stable performance can be kept for a long period. SOLUTION: In an electronic cooling element 21 for an optical fiber module, AlN(aluminum nitride) is used for an upper-part substrate 21 on the heat- absorbing side of the electronic cooling element 21, and Al2 O3 (alumina) is used for a lower-part substrate 23 on its heat-dissipating side. Then, an Fe-Ni-Co alloy is used for a metal substrate 3, in which at least a light-emitting element 1 is mounted on the upper-part substrate 23, and a Cu-W alloy is used for a metal enclosure 12 which supports the lower-part substrate 23.
Patent JP-S6087600-A (JP)
Title: Voice coil for speaker
Inventor: OKUZAWA KAZUROU
IPC: H04R9/04
Filed: 1983-10-19
Abstract: PURPOSE:To improve the deformation as a voice coil by packing spiral gaps produced by forming a craft paper sheet impregnated with resin into spiral by means of a resin with good moisture resistance and heat resistance to reinforce the voice coil. CONSTITUTION:A magnetic circuit 5 is provided with a plate 2 having a center pole 1, a ring form magnet 3 and an upper plate 4 formed similarly as a ring. A frame 6 is connected to the magnetic circuit 5, the circumference of a diaphragm 8 is fixed to the circumference of the frame 6 together with a gasket 7 and the voice coil 11 whose center part is supported with a damper 10 fitted correctly to a magnetic gap 9 of the said magnetic circuit 5 is connected to the middle part of the diaphragm 8. The voice coil bobbin 18 is constituted by forming the craft paper 20 subject to impregnation of phenol resin 23 by 20wt% into a spiral form. Then the gap 22 produced by the spiral forming is packed with a phenol resin by the coating processing.
Patent JP-S6352683-A (JP)
Title: Positioning control method for linear motor
Inventor: SAKAMOTO TAKAO
IPC: H02P25/06
Filed: 1986-08-21
Abstract: PURPOSE:To enable a device to be finely controlled, by controlling a linear motor according to the position, speed, and acceleration. CONSTITUTION:The input of present position signal from a position detector 16 together with target position signal from a setting unit 13 to a subtracter 17 is provided. The input of the present position signal to a differential unit 18 is also provided, and the input of differential-processed present speed signal together with target speed signal from a setting unit 14, to a subtractor 19 is provided. Besides, the present speed signal of output generated from the differential unit 18 is directed also to another differential unit 20 for input, and the input of differential-processed present acceleration signal together with target acceleration signal from a setting unit 15, to a subtractor 21 is provided. A position deviation value, a speed deviation value, and an acceleration deviation value obtained as a result are directed to a subtracter 25 for input, and are addition-processed, and are directed to the driving circuit 11 of a linear motor 12 to be inputted.
Patent JP-2000025288-A (JP)
Title: Printer and method for recording rear face therefor
Inventor: KAWATO JUNICHI
IPC: B41J11/42
Filed: 1998-07-10
Abstract: PROBLEM TO BE SOLVED: To provide a printer and a method for recording rear faces whereby the generation of black lines when a rear face of a recording paper is recorded is simply and promptly prevented, thereby obtaining high-quality record images on the rear face. SOLUTION: This printer has a correction transfer amount memory part 14 and a control part 13. The memory part 14 stores as a correction transfer amount a transfer slip amount of an approximately middle of a transfer slip amount generated when a recording paper of a maximum surface record amount is transferred and a transfer slip amount generated when a recording paper of a minimum surface record amount is transferred. The control part reads out the correction transfer amount from the correction transfer amount memory part 14, adds the correction transfer amount to a reference transfer amount corresponding to a transfer amount when one line is recorded, transfers a rear face of a recording paper having an optional surface record amount to a record position and records the rear face.
Patent JP-H0480161-A (JP)
Title: Film cutting device and film processing machine
Inventor: SHINO ISAO
IPC: B26D3/14
Filed: 1990-07-24
Abstract: PURPOSE:To reduce a cutting loss by changing a first cutter for cutting a film into two parts of a shape to be stopped at a spool, and a second cutter to cut the film into two tongue ends between each other alternately. CONSTITUTION:A non-reacted film F1 to be transferred is transferred on a transfer passage 6, and inserted into a cutting part 5 of a cutting device to be stopped at a predetermined position. The cutting part 5 has a first cutter 5a over the transfer passage 6 for the film F1, and a second cutter 5b outside the transfer passage. The first cutter 5a cuts the film F1 into two parts of a shape to be stopped at a spool, that is two protruding parts F1a. When the preceding film F1 is transferred to reach a predetermined position, the transfer is stopped, and the second cutter 5b is disposed over the transfer passage 6 instead of the first cutter 5a. A tongue-end part F1b of the preceding film F1 and a tongue-end part F2b of a subsequent film F2 are then cut simultaneously in such shapes as to cover each other's residual part of cutting. Almost no residual parts are therefore produced.
Patent JP-H0750478-A (JP)
Title: Processing method for making conventional component adaptable to surface mount use
Inventor: SHIOTANI TAKEHIKO
IPC: H05K1/18
Filed: 1993-08-06
Abstract: PURPOSE:To enable the surface mounting of a conventional component on a heat dissipating board or the like similarly to a surface mount component, by stably fixing lead wires by a lead wire reverse insertion process and a lead wire terminal treatment soldering process. CONSTITUTION:Inside holes 16-1, 16-2 and outside holes 17-1, 17-2 which are symmetric with respect to a center are formed on the diameter of a disk type sticking plate 13. Pipe type rivets which are capable of soldering and penetrate the holes of the board 13 are fixed to the inside holes 16-1, 16-2 and the outside holes 17-1, 17-2. Lead wires 12-1, 12-2 of a conventional component are inserted as far as the depth of the inside holes 16-1, 16-2, and bent. Then revrse insertion is performed from the rear 15 of the board 13 to the surface 14 by pernetrating the outside holes 17-1, 17-2. The tips of the lead wires 12-1, 12-2 which are led out on the surface 14 side are soldered to the surface 14 side of the rivets. Solder blocks which penetrate the rivets and reach the rear 15 are used as connection terminals 18-1, 18-2 in a surface mount component.
Patent JP-H0359226-A (JP)
Title: Manhole pipe joint and manhole piping construction method
Inventor: AOZASA KANAME
IPC: F16L1/00
Filed: 1989-07-27
Abstract: PURPOSE:To make construction procedures of piping construction smooth by forming the second connection section of a manhole pipe joint in a double structure consisting of a small-diameter tube section and a large-diameter tube section, and inserting the end section of an inside piping component into a ring-shaped space between both tube sections. CONSTITUTION:The second connection section 3 of a manhole pipe joint 1 is formed in a double structure consisting of a small-diameter tube section 4 connected to the first connection section 2 and a large-diameter tube section 5 surrounding it, and a ring-shaped space 6 is formed between both tube sections 4 and 5. The manhole pipe joint 1 is penetrated through the peripheral wall section 51 of a manhole, and the first connection section 2 is connected to the outside piping component. The second connection section 3 is made uniplanar with the inner face of the peripheral wall section 51 of the manhole or slightly protruded inward and fixed, and the connection end 22a of the inside piping component 22 of the manhole is inserted into the ring- shaped space 6 and connected. The inside piping component 22 can be connected after the manhole pipe joint 1 is fixed, and the degree of freedom for construction procedures can be increased.