baber/WOPTO huggingface dataset:
Patent JP-H09189363-A (JP)
Title: Shaft seal device for vacuum
Inventor: FUKUMA ISATO
IPC: F16J15/43
Filed: 1996-09-20
Abstract: PROBLEM TO BE SOLVED: To provide a shaft seal device for vacuum without producing particules to a vacuum environment. SOLUTION: A shaft seal device for vacuum is furnished with an axis 1 of rotation, a plural number of pole pieces 3 provided in a direction orthogonal with a shaft through a small cavity on its circumference and provided in the axial direction, a plural number of ring projections 11 provided on an outer periphery of the axis 1 of rotation or on an inner periphery of the pole pieces 3, permanent magnets 4 sandwiched and fixed between the pole pieces 3 and magnetic fluid 5 filled in the clearance facing against the projections 11. Additionally, it is possible to extremely reduce discharge of particles to a vacuum environment by arranging magnetic elastic bodies 6 in a clearance adjacent to the projections 11 and surrounded by the pole pieces 3 and the axis 1 of rotation, providing separate body pole pieces 31, 32 to prevent outside leakage of the magnetic fluid 5 and a permanent magnet 41 on a side facing against the axis 1 of rotation on a vacuum side of the projections 11 and providing a step fifference surface 12 on a side of the pole piece 32 by reducing it smaller than a diameter of the axis 1 of rotation on a side of the magnetic fluid 5.
Patent JP-H06124326-A (JP)
Title: Equivalence line display system for three-dimensional mesh model
Inventor: ICHINOSE TOSHIO
IPC: G05B19/4097
Filed: 1992-10-09
Abstract: PURPOSE:To provide an equivalence line display system for the three-dimensional mesh model which can display equivalence lines of the analytic result of even a mesh model consisting of high order elements. CONSTITUTION:This system consists of a division element dividing process part 1 which divides an object element into low-order elements according to a high-order element division pattern when the object element is a high-order element, a ridge non-display information setting process part 2 which sets a display or non-display state for ridges generated at the time of the division, an element analytic value allocating process part 3 which allocates analytic result information as equivalent analytic values to respective nodes constituting values of analytic results of respective elements, an OLD file F1 which contains structure information on the mesh model including the high-order element, a NEW file F2 wherein the structure information on the mesh model is all composed of the low-order elements and stored, an OLD file F3 which contains analytic result information on the mesh model including the high-order element, and a NEW file F4 wherein the analytic results of the elements are equivalently allocated to the constitution nodes and stored.
Patent JP-2001093402-A (JP)
Title: Structural body for side heated immersed cathode and cathode-ray tube using the same
Inventor: TAGUCHI TADANORI
IPC: H01J29/04
Filed: 1999-09-27
Abstract: PROBLEM TO BE SOLVED: To improve boding strength of a high melting point metallic porous base body which constituted a structural body for a side heated immersed cathode with a cup-shaped holder, and to secure reliability of the bonding, and to greatly improve efficiency in a bonding work, and to provide a cathode-ray tube of high brightness, high resolution, and a long life. SOLUTION: A structural body for a cathode comprises a cathode pellet 4 wherein a thermoelectron emitting substance 3 is immersed in a high melting point metallic porous base body 1, a cup-shaped holder 2 which is bonded with planes other than an electron emission plane 1c of the high melting point metallic porous base body 1, a heater 6 whose head portion faces the cup-shaped holder 2, and a sleeve 5 which is bonded with a sidewall of the cup-shaped holder 2, wherein the cup-shaped holder 2 has an inner base 2a that is bonded with a base 1b opposite to the electron emission plane 1c of the high melting point metallic porous base body 1 and has a concave area 1c for forming a fine clearance between the bonded two bases.
Patent JP-H07130327-A (JP)
Title: Laser ionized neutral particle mass spectrograph and laser ionized neutral particle mass spectrometry
Inventor: AZUMA YASUHIRO
IPC: H01J49/10
Filed: 1993-10-29
Abstract: PURPOSE:To provide a laser inoized neutral particle mass spectrograph and a laser ionized neutral particle mass spectrometry that can quantitatively determine the mass of a sample highly accurately. CONSTITUTION:The spatial shape of a pulse laser 18 generated from a pulse laser generator 17 is changed through the variable opening width 19 of a slit 20. A neutral particle 16 from a neutral particle generator 15 is ionized by radiating the pulse laser of changed spatial shape on the neutral particle, and a light excited ion 22 is thus generated. The mass of the light excited ion is separated by a mass spectrograph 24, and the mass-separated ion is detected by an ion detector 25.
Patent JP-H04149220-A (JP)
Title: Compound for pultrusion
Inventor: KOGA HISAKATA
IPC: B29K67/00
Filed: 1990-10-12
Abstract: PURPOSE:To provide the subject compound capable of being molded in a high pultrusion rate and of being cycled up, and giving molded products with good surface states by compounding an unsaturated polyester resin, a maleimide compound and a curing agent as constituents. CONSTITUTION:The objective compound comprises (A) an unsaturated polyester resin composition containing an unsaturated polyester resin and a copolymerizable vinylic monomer, (B) a maleimide compound of the formula (R1, R2 are H, halogen, methyl; R3 is 1-18C non-substituted or halogen-substituted linear alkyl, branched alkyl, cycloalkyl, aryl, aralkyl), and (C) a curing agent.
Patent JP-H08139949-A (JP)
Title: Color image input device
Inventor: SATO NOBUYUKI
IPC: G06T1/00
Filed: 1994-11-07
Abstract: PURPOSE: To provide sharp image quality by calculating the peak of a correlation function between image data in optional color and image data subjected to interpolation of other color, a peak position and a total value, detecting and correcting the read position deviation of each color and realizing proper correction to exclude color disturbance such as color blur or color slurring. CONSTITUTION: A picture signal from CCDs 106R, 106G, 106B receiving an image light is given to shading correction circuits 204-206 via A/D converters 201-203. Circuits 204-206 correct optical distortion and correct the delay in the subscanning direction by L lines by inter-line correction circuits 207, 208. Then interpolation circuits 209-211 calculate an interpolation value when intermediate values of N sets of image data before and after a notice picture element are divided by 1/n and the result is stored in N×n sets of memories. Arithmetic circuits 215, 216 correlation interpolation function between the G-R, G-B data based on the image data and an arithmetic circuit 217 obtains the autocorrelation function from the G data to obtain the peak position, the peak and the sum.  Correction sections 212-214 conduct accurate position deviation correction to provide the output of RGB data.
Patent JP-H06210083-A (JP)
Title: Mirror-reversion arrangement method of embroidery sewing machine
Inventor: FUCHIGAMI SHINICHI
IPC: D05C5/06
Filed: 1992-09-16
Abstract: PURPOSE:To easily arrange characters containing mirror-reverted characters and perform reversion designation while the finish state of embroidery is con firmed during arrangement of embroidery characters at an embroidery sewing machine, by providing steps in which individual characters are separately mirror- reverted. CONSTITUTION:An embroidery sewing machine has a key board KEY and a display LCD to indicate embroidery pattern information and embroidery control information. Embroidery pattern data are stored in a floppy disc in a compressed form and a FDD is mounted on a base board 7 under a main body to read out the embroidery pattern data from the floppy disc FD. And, embroidery is automatically performed according to a set program. When embroidery characters are arranged by operating the key board KEY, embroidery characters are selected first and mirror-reversion is designated for each character. Then, to execute embroidery, embroidery data of character rows are read in and the compressed data are developed in a specified state and developed data that instruct stitch positions for every stitch are created.
Patent JP-S63124955-A (JP)
Title: Electrode of polarograph
Inventor: NAKAJIMA SATOSHI
IPC: G01N27/416
Filed: 1986-11-14
Abstract: PURPOSE:To obtain an inexpensive electrode for measuring hydrogen peroxide by constituting a working electrode of nickel and reference electrode of copper, respectively. CONSTITUTION:Patterns 3, 6 are first formed by etching on an insulating substrate 2 formed with a thin copper film over the entire surface 2a. The pattern 6 is straightly used as the reference electrode 7. On the other hand, a nickel film 4 is formed on the pattern 3 and is used as the working electrode 5. The substrate surface 2a is then coated with an insulating protective film 8 consisting of a photosensitive polyimide resin. Windows 8a, 8b, 8c, 8d are previously formed to the protective film 8. Lead wires are connected to junctions 5b, 7b. The material and production costs are thereby reduced.
Patent JP-H11111560-A (JP)
Title: Production of ceramic electrical component
Inventor: NAGAI ATSUO
IPC: H01G4/12
Filed: 1997-10-06
Abstract: PROBLEM TO BE SOLVED: To prevent the generation of cracks during the production of ceramic electrical components. SOLUTION: This production method consists of a first step for forming a temporary laminate by laminating a ceramic sheet 1a and an inner electrode, a second step for obtaining a laminate by press-fitting the temporary laminate, a third step for baking the laminate, and a fourth step for forming at least one pair of outer electrodes in a manner such that they are connected electrically with the inner electrode at a predetermined position of the laminate. The ceramic sheet 1a for the first step contains at least polyethylene and ceramic material, and the sheet has a porosity of 30% or higher.
Patent JP-S61151152-A (JP)
Title: Production of alkenylidene diacetate
Inventor: INOUE KAZUTAKA
IPC: C07C69/16
Filed: 1984-12-24
Abstract: PURPOSE:Using zinc chloride, an alpha,beta-unsaturated aldehyde and acetic anhydride is allowed to react with each other at a specific ratio and the reaction is completed so that one of the two feedstocks reaches a prescribed conversion to give the titled compound which is used as an intermediate of perfumes and medicines. CONSTITUTION:The reaction between an alpha,beta-unsaturated aldehyde such as (meth)acrolein and acetic anhydride is effected at a molar ratio of 0.9-1.1 in the presence of zinc chloride catalyst at -20-10 deg.C, until at least one of these reactant reaches more than 95% conversion to effect diacetylation whereby the objective compound is obtained in high yield. The amount of zinc chloride used is 0.02-0.2mol/per the above-cited aldehyde. EFFECT:The reaction mixture contains high concentration of the objective compound, thus, the product can be isolated by simple distillation in high yield at low costs. Moreover, the reaction mixture may be directly used, without separation, as a feedstock for the next reaction without trouble. Used as intermediate in organic syntheses.
Patent JP-H10113682-A (JP)
Title: Biosolution feeder
Inventor: HATTORI TAKESHI
IPC: C02F3/00
Filed: 1996-10-15
Abstract: PROBLEM TO BE SOLVED: To obtain a biosolution feeder capable of preventing the natural outflow of the biosolution with a simple structure. SOLUTION: A siphon preventive valve 11 is connected through a bypass pipeline 10 to a position higher than the biosolution surface of the supply-side pipeline 9 connected to a suction-side pipeline 7 inserted into a biosolution 2 in a vessel 1. The valve 11 is operated so that the supply-side pipeline 9 and bypass pipeline 10 are opened to the atmosphere when a pump 4 is stopped and the pressure in the supply-side pipeline 9 becomes negative, and the siphoning is prevented through the supply-side pipeline 9.
Patent JP-H03133679-A (JP)
Title: Automatic regulation of sheet thickness for serial printer
Inventor: KAWAI MASAYOSHI
IPC: B41J25/312
Filed: 1989-10-19
Abstract: PURPOSE:To eliminate contamination of a sheet with an ink ribbon by disposing the ribbon at a position out of the center line of a print head in a state that the end of the head is collided with a platen through the sheet. CONSTITUTION:A platen 30 is fixedly mounted at a frame. A spring 25 operates a force for rotating clockwise to a ribbon cassette 26, and a spring 28 operates a force for rotating counterclockwise to the cassette 26. When a shaft 23 is moved rightward, a carrier 20 is rotated clockwise. When the carrier 20 rotates clockwise, a pin 24a presses the cassette 26, and the cassette 26 is rotated clockwise at a fulcrum C as an axis. When the cassette 26 is rotated clockwise at the fulcrum C as an axis, the ribbon 26a is removed from the center line of a print head 9. When the shaft 23 is moved further rightward in a state that the head 9 is collided with the platen 30 through a sheet 32, a shielding plate 24 is introduced into a sensor 6, which outputs a high level signal.
Patent JP-H05112205-A (JP)
Title: Seat belt device of car
Inventor: TANIMOTO HIROSHI
IPC: B60N2/90
Filed: 1991-10-21
Abstract: PURPOSE:To facilitate paying-off and fitting of a seat belt and provide a good fitting performance at all times regardless of the fore-and-aft position of a seat cushion and the inclination angle of a seat back. CONSTITUTION:A buckle 11 is installed at either the left or the right side of the rear of a seat cushion 2, and a waist anchor 12 is installed at the other side. A retractor 13 is installed in the lower part of a seat back 3, and a shoulder anchor 14 having a guide hole 41 is fixed to the side of the upper part of the seat back 3. One end of the seat belt 15 is connected with the retractor 13 while the other end is coupled with the waist anchor 12 through the guide hole 41. A detaining metal piece 16 detained removably with the buckle 11 is installed in a position on the seat belt 15 between the shoulder anchor 14 and waist anchor 12. The guide hole 41 assumes a long hole and inclines with the front up.
Patent JP-S63125503-A (JP)
Title: Radical-curable copolymer resin and its composition and preparation
Inventor: MATSUI FUMIO
IPC: C08F299/02
Filed: 1986-11-14
Abstract: PURPOSE:To prepare a radical-curable copolymer resin which has various useful applications, by copolymerizing a styrene monomer with (meth)acrylic acid and subsequently causing the formed copolymer to react with glycidyl (meth) acrylate. CONSTITUTION:A styrene monomer of formula I is copolymerized with glycidyl methacrylate or glycidyl acrylate. The resulting copolymer resin is subsequently incorporated with methacrylic acid or acrylic acid which is equimolar to the epoxy group contained in said resin so as to cause a reaction of the carboxyl group with the epoxy group, whereby a copolymer resin consisting chiefly of a compound of formula II having an acryloyl or methacryloyl group at the side chain end is obtained, wherein X is phenyl, acrylphenyl or halogenated phenyl; R1, R2 and R3 are each a hydrogen atom or a methyl group; m and n are integers, indicating that the two monomers cause random copolymerization in the main chain.
Patent JP-H09110620-A (JP)
Title: Production of antimicrobial agent for vacuum cleaner and its use
Inventor: FUJITA MASAO
IPC: A47L9/14
Filed: 1995-10-20
Abstract: PROBLEM TO BE SOLVED: To obtain an antimicrobial agent, capable of effectively suppressing the breeding of microorganisms in a vacuum cleaner without adversely affecting a human body and without imparting an uncomfortable feeling to both a user of the vacuum cleaner and humans thereabout. SOLUTION: This antimicrobial agent contains allyl isothiocyanate (AIT). The discharging rate of the AIT from the agent is 1-200mg/day at 20-40 deg.C. A formulation containing a shellac incorporating the AIT or a formulation prepared by packaging the AIT with an AIT vapor-permeable packing material is cited as the mode of the agent. The agent is effectively used by placing thereof in a dust collecting bag of a vacuum cleaner.
Patent JP-H07130518-A (JP)
Title: Manufacture of r-fe-b magnetic material and r-fe-n bonded magnet
Inventor: FURUYA TAKASHI
IPC: H01F1/059
Filed: 1993-10-29
Abstract: PURPOSE:To prevent deterioration of magnetic characteristic by executing the nitriding process, under a nitrogen gas atmosphere of high pressure in the specified range, for a compound of magnet alloy basically composed of rare earth elements R and Fe where the main phase has a crystal structure of R2Re17. CONSTITUTION:A compound of an alloy basically composed of rare earth elements R (Y and lanthanides based rare earth) and Fe where the main phase has a crystal structure of R2Re17 base is placed in the nitrogen gas atmosphere at the pressure as high as 10 to 200MPa for execution of the nitriding process at the temperature of 250 to 500 deg.C. With this nitriding process, a composition expressed by RalphaRe(1-alpha-beta-gamma)CobetaMgammaNdelta Nb, Ta, Cr and W, and alpha to delta are respectively in the following ranges in terms of atom.%, that is, 5>=alpha>=20, 0<=beta<=30, 0<=gamma<=10 and 10<=delta<=20) can be obtained. Thereby, oxidation of alloy by further ultra-fine structuring of particles can be prevented and a high performance bond magnet can also be obtained by avoiding deterioration of magnetic characteristic.
Patent JP-H11112154-A (JP)
Title: Multilayered circuit board and method for inspecting the same for interlayer shift in position
Inventor: KANAI ATSUSHI
IPC: H05K3/46
Filed: 1997-10-06
Abstract: PROBLEM TO BE SOLVED: To easily specify the layer of a multilayered circuit board causing shift in position and, at the same time, to easily discriminate the size of the positional shift. SOLUTION: When a multilayered circuit board is composed of six layers, a projecting tolerance indicating pattern 11 and a position indicating pattern 12 are arranged on the second layer (reference layer) from one surface of the circuit board, and position indicating patterns 13-15 are arranged on the third to fifth layers from the surface so that the four patterns 12-15 may appear in the tolerance indicating pattern 11. Each layer of the multilayered circuit board is inspected for positional shift by discriminating whether or not the pattern on the layer is shifted from the pattern of the reference layer by irradiating the six layers with X rays.
Patent JP-2000090429-A (JP)
Title: Transparent magnetic recording medium
Inventor: MATSUNAGA TADAHIRO
IPC: G03C5/14
Filed: 1998-09-09
Abstract: PROBLEM TO BE SOLVED: To obtain an excellent transparent magnetic recording medium having good transparency which causes no error of magnetic input and output. SOLUTION: Relating to the magnetic recording medium having at least one magnetic recording layer containing magnetic particles on a supporting body, a layer containing the following substances is applied by coating as an upper layer on the magnetic recording layer side of the medium. This layer contains at least one kind of spherical inorg. particles having 6 to 8 Mohs' hardness which are subjected to surface treatment with at least one kind of primary to tertiary amine-based silane coupling agents, and a higher fatty acid ester lubricant.
Patent JP-S63127428-A (JP)
Title: Production of magnetic recording medium
Inventor: SHINOHARA KOICHI
IPC: G11B5/84
Filed: 1986-11-14
Abstract: PURPOSE:To mass produce recording medium which are uniformized in still characteristic and corrosion resistance by moving a high-polymer film along a rotary base and forming a thin ferromagnetic metallic film thereon, then transferring a lubricant by a pressure thereto right after the formation of said film. CONSTITUTION:The high-polymer film 4 is moved along a cylindrical can 5 which is the rotary base and the thin ferromagnetic metallic film consisting of Co-Cr is formed thereon by using a Co-Cr alloy for an alloy target 8, right following which a solvent 13 such as stearic acid is press-transferred via a lubricant layer 12 thereon by using a press-transfer roller 11. As a result, the solvent 13 reacts strongly with the thin ferromagnetic metallic film 2 in an active state and reacts by infiltrating into the spacings among the columnar particles. The durability is, therefore, greatly improved and the mass production of the magnetic recording media with which the uniform still characteristic and corrosion resistance are obtainable is permitted.
Patent JP-H04150227-A (JP)
Title: A/d converter
Inventor: TAKI YOICHIRO
IPC: H04N1/40
Filed: 1990-10-09
Abstract: PURPOSE:To correct the nonlinearity of an analog input signal without increasing the logic scale of the hardware by giving an analog signal to one input of plural comparators and imparting reference voltages which are ranged at an unequal interval to the other inputs. CONSTITUTION:An analog input signal AIN imparted to an analog input terminal A1 and divided voltages Vr1-Vr7 resulting from dividing reference voltages VR1-VR6 imparted respectively from standard voltage input terminals V1-V6 are compared respectively by comparators C1-C7 in a comparator group 4. Then divided voltages imparted to the voltage division inputs of the comparators C1-C7 are set to an equal and proper interval by changing intermediate reference voltages VR2-VR5 properly. Thus, it is possible to correct an analog input signal having nonlinearity without increasing the logic scale of the hardware.
Patent JP-S63124965-A (JP)
Title: Display device for storage battery for automobile
Inventor: TANAKA AKIFUMI
IPC: G01R19/165
Filed: 1986-11-14
Abstract: PURPOSE:To display the capacity of an on-automobile storage battery continuously during the traveling of an automobile by storing a peak charging voltage generated between the terminals of the storage battery for a specific time and displaying the capacity of the storage battery in the form of whether the voltage level is high or not. CONSTITUTION:The terminal voltage across the storage batter at the time of the traveling contains a ripple voltage and the automobile varies in charging current with the engine rotating speed at all times, so a peak voltage is always stored to enable the capacity to be viewed in a stable state. When the peak voltage is generated, a storage capacitor C is charged through a diode Si1. The voltage across this capacitor C is impedance-converted by an operational amplifier OP, etc., and the capacity state of the storage battery is displayed at a display part L. When the battery is discharged, the diode Si2 discharges the storage capacitor C and a resistance R determines the current attenuation constant. Further, ZD enlarges the display.
Patent JP-H06235270-A (JP)
Title: Damping device for structure
Inventor: ISHIMARU TATSUJI
IPC: F16F15/02
Filed: 1992-10-12
Abstract: PURPOSE:To reduce housing space of a damping device. CONSTITUTION:In a damping device P, a vibration system as a pendulum in synchronism with the movement of a structure, arms 82 and 116 having a function of a differential lever and link materials 100 and 106 are arranged in the horizontal direction, and rigid bodies 58, 62, 112 and 114 are made to play a role as a differential lever force transmitting member and a role as a weight of the pendulum. Thereby, when displacement is caused in a floor part 12 by the earthquake movement, a relatively large displacement quantity is transmitted to the rigid bodies 62 and 114 and auxiliary mass bodies 70 and 86, and the motion as the pendulum of the rigid bodies 62 and 114 and the auxiliary mass bodies 70 and 86 in synchronism with the movement of the structure is added to the structure as additional mass, so that apparent mass is increased. As a result, a natural period of the structure is lengthened, and an earthquake time response of the structure is reduced due to an input reducing effect.