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JPS62144839A |
A cold-working tool for thrusting an attached mandrel (14) partially through a hole in a metal workpiece and extracting the mandrel from the hole is disclosed. The tool comprises a pneumatic riveting gun (12) that has a body (21), a hand...
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JPS62138240A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS62136320A |
PURPOSE: To easily form a desired fine recessed and projected patterns on a work surface, by selectively grinding the work after irradiating laser beam of a desired diameter and energy to the work surface. CONSTITUTION: A hardened member...
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JPS6272460A |
PURPOSE: To obtain a master cylinder having good surface roughness and excellent wear resistance by forming a cylindrical fiber molding consisting of alumina-silica fibers by vacuum suction. CONSTITUTION: The alumina-silica fibers 2a, 2b...
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JPS6225151U |
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JPS62822Y2 |
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JPS6145097Y2 |
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JPS61231158A |
PURPOSE: To improve resistances for wear, corrosion and heat, by forming diffusion type treated layer such as cementation and CONSTITUTION: On surface of a base metal 1 such as tool or jig made of low alloy steel, etc. C, N, etc., are di...
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JPS61230821A |
PURPOSE: To form slip prevention patterns effectively onto the shaft face by pressure contacting a shaft through a press body against the pressure contact face of a hard pressure contact body having crepe pressure contact face then recip...
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JPS6145684B2 |
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JPS61159128U |
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JPS61199537A |
PURPOSE: To shorten a processing time and to reduce a cost by bringing the prescribed position of the peripheral face of a shaft into contact with the peripheral face of a hard rotary body by providing a shaft transfer mechanism and by p...
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JPS61199536A |
PURPOSE: To reduce a cost by driving rotatively the hard rotary body having crape-shaped pattern on the rotary peripheral face and by performing the surface finish with the press contact of the shaft face to this rotary peripheral face. ...
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JPS61176438A |
A method for cold working holes employs an automatic riveting machine that is fed with memory metal sleeves (6) having an O.D. slightly smaller than a hole (2) to be worked. A mandrel (10) is forced into the sleeve and plastically expand...
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JPS61137607A |
PURPOSE: To form grooves for keeping oil in the surface of a belt by stretching the metallic endless belt coated with a film, between a tension roll and a pressing roll, and forming the new surface on the cracked part of film as well as ...
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JPS6199683U |
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JPS6189434U |
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JPS6188994A |
PURPOSE: To improve the resistance to corrosion fatigue of a weld repair part by applying mechanically work hardening and residual compressive stress to the weld repair part after weld repairing. CONSTITUTION: The weld repair part of a m...
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JPS6183704A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6182936A |
PURPOSE: To finish a sheared cross section into a highly accurate surface by leaving a punched out annular tip behind, by using a punching die in combination with a positioning guide used for restricting the whole peripheral position, an...
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JPS6152935A |
PURPOSE: To obtain a ring having good out of roundness and flatness by placing a bottom load with pressing by a presser punch the ring blank being placed on a cushion pin inside the shrink die with its tapered inner face being made in a ...
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JPS614671A |
Apparatus (10) for imparting protecting compressive stresses to the inside surfaces of a U-shaped heat exchanger tube (12) in order to eliminate or substantially reduce residual tensile stresses within the U-bend region of the U-shaped h...
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JPS60252839A |
PURPOSE:To prevent the V-pulley contact sections of blocks which are superposed on and attached to an endless belt-like flexible hoop, from being damaged, by forming an infinite number of micro-pores in the contact surfaces of the blocks...
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JPS60248814A |
Residual tensile stresses are reduced in weld metal, heat-affected zone and in the adjacent base metal of shells, piping and mechanical components by mechanically introducing compressive stresses in the weld metal, heat-affected zone and...
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JPS60216931A |
PURPOSE: To make stably a low-price steel sheet usable by providing a stepped part close to the cut part of a plastically-worked steel sheet and changing a residual stress in the circumference of a step-pushing part into a different kind...
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JPS6045020B2 |
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JPS6044059B2 |
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JPS6025299Y2 |
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JPS6030739B2 |
The porosity of bulk alloys produced by deposition of the components of the alloy from the vapor phase can be reduced if the surface of the alloy is mechanically worked, preferably by a peening action, during the course of the deposition...
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JPS60127928A |
PURPOSE: To achieve uniform machining face efficiently by providing a multi impact pin device having many impact pins while forming the end of said pin spherically and hardening the surface of work by means of impact pins thereby elimina...
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JPS6028883B2 |
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JPS6025493B2 |
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JPS6096719A |
PURPOSE: To provide indents continuously on steel sheet surface which is effective in decreasing iron loss by embedding or flame-spraying high hard materials on the roll surface to provide specified sized fine protrusions on the roll sur...
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JPS6072626A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6049814A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS604883B2 |
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JPS59219121A |
PURPOSE: To make it possible to simply and accurately finish a shaft-like quenched steel with the use of a single function lathe, by varnishing the quenched steel with the use of a ceramic roller after or simultaneously with the cutting ...
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JPS5940098Y2 |
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JPS59501541A |
In accordance with the invention, a wheel (16) is used as the burnishing wheel for a helical thread, the periphery of which wheel has a profile whose shape matches that of the thread to be surfaced. The wheel (16) is mounted such that it...
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JPS59150902A |
PURPOSE:To recover the creep deterioration without scraping the surface of the hole in the center by cold- or hot-rolling the inner surface of the center hole of the steam turbine rotor wherein the creep deterioration is progressing. CON...
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JPS59141312A |
Apparatus for the hydroplastic processing of tubular products which finishes the inner surfaces of such products while attaining exact outer dimensions thereof. The apparatus employs a vertical hydraulic press having a movable slide and ...
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JPS5931406B2 |
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JPS59121716A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5984692A |
PURPOSE: To apply compression residual stress, increase the strength of a propeller and improve the reliability by pressure-bonding or pressure-sticking the defective cast, with a pressurizer, on a predetermined area of a propeller blade...
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JPS5980592A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5917680B2 |
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JPS5947127A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS58185901A |
PURPOSE:To dissipate a residual tensile stress on the external surface of a part where a journal of 12% chromium steel rotor is padded with low alloy steel by mechanically applying a compressive force to the external surface of the journ...
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JPS58160021A |
PURPOSE: To make it easy to remove burrs on a molded product by a method wherein thrust-down sections corresponding to the positions of the burrs on the product are provided and the product and thrust-down sections are oscillated relativ...
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JPS58136230U |
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