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JP2673502B2 |
To enable an extra fine metal bar for chamfering an end to be machined so that the whole may be of an uniform diameter. An extra fine metal bar 1 of a specific length and a diameter is first somewhat ground to a required diameter by a gr...
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JPH09267222A |
To manufacture a highly accurate seamless metallic belt having no welding line by cutting an outer peripheral surface of a seamless belt raw material formed by continuing a thin plate-like metallic material in an annular shape, and formi...
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JPH09241820A |
To produce a ceramic thermal spraying roll used as a press roll in which doctor blades are hard to wear. The surface of a roll shell 16 formed into a cylindrical shape is thermally sprayed with ceramic powder obtd. by adding a suitable a...
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JPH09242517A |
To lower the manufacturing cost by forming an engine valve in one process so as to reduce the number of manufacturing process. A shaft hole 5 and an enlarged diameter hole 6 continued to the lower of the enlarged diameter hole 6 is seale...
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JP2652842B2 |
This flaw-treatment apparatus is able to prevent an increase in the number of flaw cuts by detecting false flaw-detection, and prevent the occurrence of die marks. For attaining these effects, this apparatus is comprised of: detection of...
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JPH09236165A |
To provide a differential device to set the magnitude of a differential limit force to respective different values according to the transmission direction of a rotation force. In one transmission direction of a rotation force, a contact ...
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JPH09225759A |
To improve the precision of working shape and the working efficiency by forming an abrasive layer in the part whose outer shape is removed of a surface reducing tool, and polishing the reduced surface of an object. A micro end mill 11 us...
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JP2632165B2 |
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JP2630628B2 |
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JP2627640B2 |
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JPH09174342A |
To enable plural screw holes and supporting surfaces to be machined easily on the outer circumferential surface of a spherical jointing body by positioning and controlling the spherical jointing body by means of plane moving position con...
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JPH09155647A |
To prevent a deformation by a recidual stress, by finding the length from the point of the recidual stress zero, to the front surface, and cutting the inner surface of a ring form member at the length more than the above found length. Th...
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JP2618576B2 |
PURPOSE: To secure the structure of a retinal work of a plastic semi-finished article not to be deformed and damaged by affixing the smoothed side to a vacuum chuck device, and cutting the side of the plastic semi-finished product which ...
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JPH09141361A |
To stably and inexpensively obtain a heat transfer tube having plural number of fins extending straightly in the axial direction of a arranged at intervals in the circmferential direction. A tube 1 to be machined is moves through the ins...
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JPH09141362A |
To provide a device to easily produce a heat transfer tube in which plural fins linearly extending in the tube axial direction are formed on an outer surface at an interval in the circumferential direction under a short installation spac...
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JPH09141364A |
To obtain a thin-walled seamless ring with a remalably easy method. A work composed by laminating plural numbers of plates of metal protect materials being thicker than the thickness of a metal blank on upper and lower faces of the thin ...
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JP2613079B2 |
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JPH09125150A |
To provide a producing method of a stainless steel sheet excellent in the surface glossness dissolving cloudy finishing, grayish and gray stripe pattern defect after cold-rolling by a simple process and in a short time, regardless of fer...
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JP2605059B2 |
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JP2602740B2 |
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JP2600097B2 |
PURPOSE: To manufacture various kinds of parts, which have minute and complicated shapes, such as electronic parts, machine parts, precisely by means of a simplified process. CONSTITUTION: An optional position on a base plate 1 is charge...
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JP2594090B2 |
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JP2584364B2 |
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JPH0938832A |
To provide a manufacturing method of an electrocast mandrel in which workable resin is heaped up and is directly NC-machined to obtain a surface of a predetermined shape without using a copying process of a reverse die. After a height of...
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JP2577051B2 |
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JPH0919243A |
To obtain a frame for multiplier-type fishing reel without the need of using any additional tool for changing its width, by extruding a tubular aluminum shape, cutting part thereof with a length conforming to the width of the frame to be...
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JP2569348B2 |
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JP2567563B2 |
PURPOSE: To improve durability of a torsion bar by way of improving coaxial precision of one end part, the other end part and a torsional part under a manufacturing method of the torsion bar of a power steering device. CONSTITUTION: A to...
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JPH08324450A |
PURPOSE: To improve mass-productivity by combining a first member made of aluminum push out material for constituting one part of the bearing installation main body of a vehicular knucle and an arm for installing a car body support membe...
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JP2559798B2 |
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JP2557711B2 |
Method of producing cams from a casting material for composite camshafts, in which a rod with the cross-section of a cam is produced by the continuous casting method and individual cams are separated from the solid rod.
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JP2555290B2 |
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JP2554607B2 |
A dimensioning rule is specified, with the aid of which material pairs can be selected between a hollow shaft to be widened from the inside in the plastic region and drive elements, e.g. cams for internal-combustion engines, to be affixe...
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JP2554628B2 |
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JP2539904B2 |
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JPH08252729A |
PURPOSE: To restrain deformation at cutting off by providing intermittent slit cut parts leaving uncut parts along prescribed cutting lines of a steel plate, and after drilling on prescribed positions by a NC drilling machine, cutting th...
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JP2536556B2 |
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JP2528365B2 |
A method of making a carburetor by first extruding a length of material and then cutting a carburetor body (10) of predetermined length from the extrusion. The extrusion includes a passageway (14). A venturi member (40) is molded of plas...
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JP2527990B2 |
PURPOSE:To eliminate the need of a work after rounding and to secure assembling by rounding the inside corner portion of one end portion of the side end surface of a semi-cylindrical cotter at the time of press forming. CONSTITUTION:A pu...
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JPH08218827A |
PURPOSE: To prevent breakage of a padded layer, or pitching of a cutting tool by adding a pre-stage cutting process for forming a flank work surface of a larger diameter than a guide surface of an applicable diameter to a cutting tool fo...
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JPH08211679A |
PURPOSE: To make concentricity among a cylindrical body and end-part coupling members coupled to both ends extremely high and to prevent it from being largely deflected in the midst of rotation. CONSTITUTION: A work W obtained by press-f...
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JPH08197393A |
PURPOSE: To prevent growth of a deep flaw, etc., on a machined surface by polishing an outer surface of an aluminium pipe by using an elastic polishing tool containing abrasive grains Young's modulus of which is lower than the aluminium ...
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JP2517172B2 |
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JPH08178808A |
PURPOSE: To obtain an impact test piece generating no 'burr' without requiring any additional step by making a notch in a surface after the surface and its opposing surface are subjected to facing. CONSTITUTION: A partially fabricated it...
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JPH08174294A |
PURPOSE: To provide a slide guide device of a press with the high dynamic precision and unbalanced load resistance. CONSTITUTION: The up and down movement is guided by abutting with sliding a slide-give 15 installed on an uprights 4 side...
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JPH08174340A |
PURPOSE: To provide a low-cost part for machine structure which is constituted to being excellent in a surface fatigue strength, such as a pitching resisting strength and a flaking resisting strength, and wear resistance. CONSTITUTION: A...
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JP2512438B2 |
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JP2511468B2 |
PURPOSE:To improve accuracy in surface finish by forming a ceramic coating layer on the inside portion of a side housing body inside an annular seal groove and grinding said layer and the outside portion respectively with a ceramic grind...
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JP3025849U |
[Task] Provide rims for bicycles. In a rim for a bicycle, the two flanks 18, 19 that make up the two braking surfaces 20, 21 each have a surface machined by the removal of material, the distance between the two surfaces being the entire ...
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JP2509256B2 |
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