baber/WOPTO huggingface dataset:
Patent JP-2002208520-A (JP)
Title: Small power supply transformer
Inventor: HAGA YUJI
IPC: H01F27/28
Filed: 2001-01-10
Abstract: PROBLEM TO BE SOLVED: To provide a small power supply transformer which is simple in structure, capable of meeting a creepage spatial distance specified by safety specifications without increasing in floor space and height, and applicable to a portable electronic apparatus of thin structure. SOLUTION: A small power supply transformer is equipped with a coil bobbin 3 which is provided with a hollow winding drum 4 where a coil 15 is wound on its peripheral surface, and an E core 1 and an I core 2 are built in the coil bobbin 3. Flanges 5 and 6 are provided at the ends of the winding drum 4 of the bobbin 3, and pin terminals 7a and 7b connected to the lead wires of the coil 15 are implanted in the lower parts of the flanges 5 and 6 respectively. The flange 5 is formed thick-walled, and an I-type core insertion part 9 where the I-type core 2 is inserted is provided by penetrating through the flange 5.  A lead groove 11a which guides the secondary lead wire of the coil 15 to the pin 7a is cut in the outer surface of the flange 5, and the inner surface of the inserted I-type core 2 and the edges faces of the legs of the E-type core 1 inserted from the flange 6 side are jointed together. The secondary three-layered lead wire of the coil 15 that is led out through the intermediary of the lead groove 11a is used so as to reduce the transformer in size.
Patent JP-2002205278-A (JP)
Title: Step mouthpiece
Inventor: KAZAWA KIYOSHI
IPC: B25B1/24
Filed: 2001-01-10
Abstract: PROBLEM TO BE SOLVED: To provide a kind of a mouthpiece to certainly fix materials tong holds of which are different from each other. SOLUTION: A step mouthpiece 5 has a fixing part 6 to fix on a vice and a movable part 7 height of which is low in comparison with the fixing part 6. It is possible to certainly hold the plat type material W1 by making a closed area of a step part 5a against a side surface of the plate type material W1 and a lower surface of it optimum by using it by reducing a step difference A on the step part 5a of the step mouthpiece 5 in the case of holding the plate type material W1.  It is possible to more strongly and more certainly hold the block type material W2 by making the closed area of the step part 5a against a side surface and a lower surface of the block type material W2 optimum by using it by increasing the step difference A on the step part 5a of the step mouthpiece 5 by lowering a position of the movable part 7 against the fixing part 6 in the case of holding the sufficiently thick block type material W2.
Patent JP-2002212611-A (JP)
Title: Method and apparatus for producing metallic spherical particle and metallic spherical particle obtained by the production method and apparatus
Inventor: NOZAWA AKIRA
IPC: B22F1/065
Filed: 2001-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing metallic spherical particles such as solder balls of high quality with high efficiency with the incidence of defective products remarkably reduced. SOLUTION: Molten metal 3 is charged to a vessel 1 for molten metal where the group of small pores 2 having diameters at which the molten metal 3 does not flow off in a stationary state by its surface tension is formed at the lower part. The vessel 1 is vibrated to allow the molten metal 3 to fall from the small pores 2 into an inert gas atmosphere G drop by drop. In the process of the falling, the dropped body 3a is sphered by its surface tension. The sphered metallic particles 3b are further cooled and solidified in the process of the falling. The solidified metallic particles 3c are allowed to fall onto an inclined soft face material 4. The particles rolled down the slope 5 of the soft face material 4 are sorted to obtain uniform metallic spherical particles 3d having surface luster with high efficiency.
Patent JP-2002212545-A (JP)
Title: Cmp abrasive and method for producing the same
Inventor: YAMAMOTO YASUHIRO
IPC: B24B37/00
Filed: 2001-01-17
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a CMP abrasive capable of reducing contamination by impurities at the step for producing a slurry of cerium oxide, capable of highly flattening a surface, and capable of allowing the surface to be ground, such as an insulating film of silicon oxide to be polished without defects at a high speed. SOLUTION: This method for producing the CMP abrasive is characterized in that the average particle diameter of the cerium oxide particles is regulated so as to be 0.15-1 μm by adding the cerium oxide particles to a solvent containing a dispersant and water, and colliding the cerium oxide to each other under a pressure of >=90 MPa to pulverize the cerium oxide particles.
Patent JP-2002220763-A (JP)
Title: Method for producing woven fabric
Inventor: NISHIMORI KOSAKU
IPC: D03D15/00
Filed: 2001-01-18
Abstract: PROBLEM TO BE SOLVED: To provide a woven fabric having excellent stretch characteristics at a low cost. SOLUTION: This method for producing the woven fabric is characterized by weaving the woven fabric using polytrimethylene terephthalate multifilaments as at least one of warps and wefts with a water jet loom.
Patent JP-2002216585-A (JP)
Title: Touch panel for display device
Inventor: KAWASHIMA SATOYUKI
IPC: G06F3/045
Filed: 2001-01-18
Abstract: PROBLEM TO BE SOLVED: To downsize the thickness of a whole device when assembled to a display device, to achieve high precision in position information and to improve the quality of display and durability. SOLUTION: In the device, a resistor element layer 13 on the side that is pressed of a pair of resistor element layers 12 and 13 that are installed facing each other with a multiple number of insulate dot spacers 11 is laminated on a transmissive flat plate 16a and light guide plate 22 of the front light unit 20 is integrated to the outer surface of the transmissive flat plate 16a. PET film is utilized instead of a glass plate in the transmissive flat plate 16a.
Patent JP-2002212657-A (JP)
Title: Method for producing metal-ceramics composite material
Inventor: SHIMOJIMA HIROMASA
IPC: B22D19/00
Filed: 2001-01-18
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a metal-ceramics composite material by which MgAl2O4 is not formed on the surface of Si powder in a composite material, and its strength and fracture toughness can be improved. SOLUTION: A perform is formed of ceramics powder as a reinforcing material, and melted aluminum or its alloy as a matrix is infiltrated into the preform to produce a metal-ceramics composite material. In this production method, the ceramics powder consists of SiC powder. The compact obtained by compacting the SiC powder is baked at 900 to 1,100 deg.C for 0.01 to 50 hr in the air to form the perform. The melted aluminum or its alloy containing Mg is infiltrated into the formed preform in a nitrogen atmosphere under non- pressurization.
Patent JP-2002210502-A (JP)
Title: Manufacturing method for extremely thick steel
Inventor: AOKI MASAHIRO
IPC: B21B1/38
Filed: 2001-01-19
Abstract: PROBLEM TO BE SOLVED: To provide an extremely thick steel having excellent internal property and mechanical characteristics and the techniques for manufacturing the extremely thick steel which has thickness more than that of a continuously cast slab and is excellent in these characteristics. SOLUTION: In a method for manufacturing the extremely thick steel from the continuously cast slab by using hot forging and hot rolling jointly, the continuously cast steel is shortened in the width direction by performing hot forging and, after heating, hot rolling for adding reduction in the direction of shortening is performed.
Patent JP-2002213238-A (JP)
Title: Double pipe structure hollow member, it manufacturing method, and fluid treating system using double pipe structure hollow member
Inventor: NOBATA YASUHIRO
IPC: F16L21/00
Filed: 2001-01-19
Abstract: PROBLEM TO BE SOLVED: To provide a fluid treating system, using a double pipe structure hollow member, reduced in weight by thinning a plate thickness and holding strength, suppressing the generation of radiation noise during introduction of treated fluid and the occurrence of a thermal expansion difference due to the heat of fluid flowing through an internal part, and capable of being easily molded through the less number of processes. SOLUTION: A catalyst container 1 for a catalyst converter is of double pipe structure formed by effecting superposition such that the outer peripheral surface of an inner pipe 1 and the inner peripheral surface of an outer pipe 12 make contact with each other, and comprises a catalyst installation part 1a; a taper-form cone part 1b formed such that gradual reduction in a diameter from the catalyst installation part 1a is effected; and a straight-form connection part 1c extending from the minimum size of the cone part 1b toward an end part and connected to connection pipes situated upper stream and downstream of the catalyst converter. A hole 13 is formed in the cone part 1b of the inner pipe 11.  A catalyst installation part 1a is formed such that a catalyst 2 is situated through the medium of the mat 3 and the catalyst 2 is held in a non-movable state by slightly reducing the sizes of two ends.
Patent JP-2002214200-A (JP)
Title: Nondestructive inspection method for secular deterioration of ferromagnetic structural material
Inventor: TAKAHASHI MASAKI
IPC: G01R33/12
Filed: 2001-01-22
Abstract: PROBLEM TO BE SOLVED: To more precisely and nondestructively capture the secular deterioration of a ferromagnetic structural material or ferromagnetic structure. SOLUTION: In this method, and secular change of the ferromagnetic structural material is nondestructively inspected on the basis of a hysteresis curve represented by the magnetic field strength H and magnetization M measured for the ferromagnetic structural material. The work of dividing the hysteresis curve into a plurality of pieces and determining the gradient of the curve in each division point from the gradient of a straight line connecting the division point concerned to a non-adjacent division point apart by natural number k pieces is performed with respect to plural kinds of natural number k values.  For the value of each natural number k, the degree of conversion of the gradient to a relational expression containing magnetic field strength H, magnetic susceptibility χC and the magnetic susceptibility coefficient c showing the degree of secular deterioration of the ferromagnetic structural material is examined to obtain a natural k value having the highest convergence as an optimum value. The magnetic susceptibility coefficient c is determined from the magnetic susceptibility χC in the optimum value, and the degree of secular deterioration of the ferromagnetic structural material is nondestructively inspected on the basis of the magnetic susceptibility coefficient c.
Patent JP-2002222652-A (JP)
Title: Control valve type lead storage battery
Inventor: TAKAMI NOBUYUKI
IPC: H01M4/68
Filed: 2001-01-26
Abstract: PROBLEM TO BE SOLVED: To suppress cracking in grain boundary of the electricity collector of a lead alloy by winding electrode boards and lowering of an overcharging characteristic due to this, in a control valve type lead storage battery which is constituted with electrode boards wound in a spiral shape. SOLUTION: While making the electricity collector out of the rolled substance of a Pb-Ag system alloy, containing 0.2 mass % to 2.5 mass %, winding direction and rolling direction are made to coincide.
Patent JP-2002232652-A (JP)
Title: Image reader
Inventor: AOYAMA TAKESHI
IPC: H04N1/19
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To provide an image reader capable of suppressing influence by dust and scars on a reference white plate on a read image. SOLUTION: In this image reader provided with a platen glass 1 on which an original 3 is placed, a lamp (light source) 6 for emitting light to the original 3, a lens (image-forming means) 11 for image-forming the image of the original 3, a CCD (reading means) 12 for reading the image-formed image, scanning tables (scanning means) 5 and 8 for movingly scanning the image of the original 3 while maintaining an inter-object image distance between the original 3 and the CCD 12 constant, a reference white plate 2 arranged at a position where the inter-object image distance from the CCD 12 is almost the same as that from the original 3, and a shading correcting means for detecting an image signal level of the reference white plate 2 obtained from the CCD 12 and correcting the image signal level so as to maintain the image signal level to be constant, a defocus lens (defocusing means)  4 for preventing the reference white plate 2 from being image-formed on the CCD 12 is provided.
Patent JP-2002224608-A (JP)
Title: Method and apparatus for applying coating liquid
Inventor: NISHINO TAKESHI
IPC: B05C11/10
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To obtain a method and a device for applying a coating liquid, by which a coating film having excellent coating surface quality can be formed on a substrate for planographic printing plate. SOLUTION: The coating apparatus (an under coating apparatus or a main coating apparatus) constituting a manufacturing line for a planographic printing plate has a sub-coating apparatus 40 on the upstream side of the transporting direction of an aluminum web 12 and a main coating apparatus 42 on the downstream side thereof. The coating film, on which a foreign substance or the like is not existed, is formed by scraping the foreign substance at the time of applying the coating liquid by the sub-coating apparatus 40 even if the foreign substance is stuck on the aluminum web 12 before coating and after that, applying the coating liquid by the main coating apparatus 42.
Patent JP-2002233923-A (JP)
Title: Work holding method and holding device
Inventor: SAKANAKA SATORU
IPC: B21D1/06
Filed: 2001-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a work holding method and holding device capable of surely holding a work even if the work is deformed, and automatically discovering and repairing the deformed part. SOLUTION: In this holding device, a work W is sucked and held by a required number of sucking and holding members 10 disposed in a designated array, the degree of vacuum between each sucking and holding member 10 and the work W is detected, according to the detected degree of vacuum, it is determined whether each sucking and holding member 10 sucks and holds the work W or not.
Patent JP-2002224743-A (JP)
Title: Cylindrical body radial expanding or contracting method
Inventor: FUJITA MASAYOSHI
IPC: B21D41/04
Filed: 2001-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a method for radially expanding and contracting a cylindrical body, which method can reduce to a minimum inconsistency in diameter at each position of the cylindrical body, providing a high accuracy in roundness. SOLUTION: The method for radially expanding and contracting a cylindrical body includes die members 1 angularly split into a plurality of separated dies and disposed along an inner or outer circumferential face of the cylindrical body A, which die members 1 are traveled radially with respect to the cylindrical body A to radially expand or contract the cylindrical body A. The die members 1 are constituted of separated dies split angularly into an odd number 11-19, and the cylindrical body A is expanded or contracted radially by the separated dies split into an odd number 11-19.
Patent JP-2002227145-A (JP)
Title: Wire fixing tool and wire fixing method using this fixing tool
Inventor: KUSUNOKI HIROYUKI
IPC: E01F8/02
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To provide a wire fixing tool capable of simply fixing a wire in a stable state and provide a fixing method using the fixing tool. SOLUTION: An expanded diameter section 21 is provided at the tip of the wire 2, and a wire insertion hole 31 larger in diameter than the maximum diameter of the expanded diameter section 21 is provided on a plate-like fixed section 3. The fixing tool 1 formed with a bent plate 13 is provided with a through hole 11 larger in diameter than the maximum diameter of the expanded diameter section 21 and a slit 12 continued to the through hole 11, narrower than the minimum diameter of the expanded diameter section 21, and wider in width than the diameter of the wire 2. For fixing the wire 2, the fixing tool 1 is located at a position where the through hole 11 is overlapped on the wire insertion hole 31 of the fixed section 3 to pinch the fixed section 3.  The expanded diameter section 21 is inserted into the through hole 11 and the wire insertion hole 31, and the fixing tool 1 is slid to a position where the slit 12 is overlapped on the wire insertion hole 31, with part of the wire 2 inserted into the through hole 11 and the wire insertion hole 31.
Patent JP-2002226645-A (JP)
Title: Polypropylene-based resin composition
Inventor: NAWATA TERUHIKO
IPC: C08K5/098
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To provide a polypropylene-based resin composition which is excellent in rigidity and heat stability, has a low specific gravity, exhibits a small warpage of a molded article and is suited for structure material for automobile parts or household electric appliance parts. SOLUTION: Specific amounts of fine powder talc, magnesium 1,2- dihydroxystearate, a neutralizer of an inorganic type and magnesium salt of diterpene acid are blended with crystalline polypropylene.
Patent JP-2001241351-A (JP)
Title: Method for adaptation of maximum injection pressure dominant in high-pressure accumulator of fuel metering system of direct injection type internal combustion engine
Inventor: FRENZ THOMAS
IPC: F02M65/00
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To adjust maximum injection pressure in a high-pressure accumulator of a direct injection type gasoline internal combustion engine, make all the injection valves of a fuel metering system open certainly on one hand and use resources of the fuel metering system optimally on the other hand. SOLUTION: This method can be achieved by a step for adjusting the predetermined injection pressure as starting pressure, a step for starting from the starting pressure and increasing the injection pressure in order to check whether the injection valves open simultaneously or not, a step for terminating the increase of the injection pressure as soon as at least one of the injection valves no longer open, a step for reducing the injection pressure by the preset magnitude, and a step for using the reduced injection pressure as the maximum injection pressure of the high-pressure accumulator.
Patent JP-2002237380-A (JP)
Title: High frequency heating device
Inventor: TAKIZAKI TAKESHI
IPC: F24C7/02
Filed: 2001-02-08
Abstract: PROBLEM TO BE SOLVED: To provide an excellent high frequency heating device which is not lowered in the uniform heating property even the area ratio of the rotation area of a rotating wave guide against the bottom area of a heating chamber becomes smaller than a prescribed ratio. SOLUTION: By locating an upper surface 8a of an electric wave radiation means having directivity, installed in a formed part 3 formed to a heating chamber bottom surface 2, upper than the heating chamber bottom surface 2, a part of electric wave radiated from a wave guide is reflected at the slope of the formed part 3, and the rest of the electric wave passes through an upper plane of the formed part 3 and reflected at a side plane of the heating chamber. By making two kinds of electric wave radiation channels like above, an excellent high frequency heating device which does not lower the uniform heating property even the area ratio of the rotation area of a rotating wave guide against the bottom area of a heating chamber becomes smaller than a prescribed ratio, can be provided.
Patent JP-2002238411-A (JP)
Title: Display device of reel for fishing
Inventor: AKEGAMI SEIJI
IPC: A01K89/017
Filed: 2001-02-13
Abstract: PROBLEM TO BE SOLVED: To prevent a dirt, etc., from entering the interior of a reel in the reel for fishing having an opening and closing type display device. SOLUTION: This opening and closing type water depth display device 4 is composed of a first member 4a provided integrally with a reel body 1, a second member 4b installed freely openably and closably relatively to the first member 4a and a connecting member 4c for freely shakably connecting the first member 4a to the second member 4b in the upper part of the reel body 1. A cover member 90 for closing a gap produced when the second member 4b is closed relatively to the first member 4a is provided in the upper front of the first member 4a.
Patent JP-2002242440-A (JP)
Title: Suspending jig
Inventor: NISHIGUCHI SHIRO
IPC: B66C1/28
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a suspending jig capable of realizing precise and flexible slinging work, in its turn, lifting work having high safety while avoiding complicated postprocessing work. SOLUTION: This suspending jig is composed of a bolt suspending member (an eye bolt 1) to be suspended by a lifting means (a rafter crane 51), a nut member (a nut 2) detachably arranged in an outside part of a board-like member (an aluminum honeycomb panel P), and threadably attached with the bolt suspending member (the eye bolt 1), and a nut holding member (a nut rail 3) integrally arranged with the board-like member (the aluminum honeycomb panel P), and slidingly holding the nut member (the nut 2) along the outside part of the board-like member (the aluminum honeycomb panel P).
Patent JP-2002247332-A (JP)
Title: Electronic watermark information embedding device and its method and electronic watermark information reproducing device and its method
Inventor: SUGAWARA TAKAYUKI
IPC: H04N1/387
Filed: 2001-02-14
Abstract: PROBLEM TO BE SOLVED: To provide an electronic watermark information embedding device and method therefor and an electronic watermark information reproducing device and method therefor capable of embedding and reproducing watermark information with high detecting precision, even when a picture in which the electronic watermark information is embedded is segmented and deformed. SOLUTION: A pattern switch unit 15 inputs fixed pattern bits generated by a fixed pattern number generator 14 to an exclusive OR unit 12 based on the address information of the position, where watermark embedment data should be embedded from an embedment position specifying unit 16. At the time of performing the logical arithmetic operation of the fixed pattern bits and the prescribed unit specific bits of picture original data, the specific bits are changed so that a preliminarily decided specific value can be set. Then, the embedment position specifying unit 16 supplies a random number value through the pattern switch unit 15 to the exclusive OR unit 12.  At the reproduction side, at the time of performing the logical operation of the fixed pattern bits and the prescribed unit specific bits of the picture original data, when the preliminarily decided specific value is set, it is judged as the position where the electronic watermark information is embedded.
Patent JP-2002243593-A (JP)
Title: Analytic system and analytic method
Inventor: NISHINA AKIRA
IPC: G01N35/00
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a system and method capable of backing up a continuously monitoring state, even if a continuous measurement is unavoidable in case of an abnormality in an analyzer for regularly monitoring a gas, and examining the cause of the abnormality. SOLUTION: Route switching means such as three-way valves or four-way valves 13, 23, 33, etc., are provided on the sample inlet parts of analyzers 11, 21 and 31 for measuring the gas of sampling points 10a, 20a and 30a, respectively. In case of an abnormality such as generation of abnormal value, failure, or the like, the opening and closing of the route switching means are controlled, whereby the gas of the sampling point where the abnormality occurred can be continuously or intermittently measured by the other analyzers.