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Patent Searching and Data


Matches 601 - 650 out of 884

Document Document Title
JPS6452056A
PURPOSE: To remove the carburized layer of the part of a carburized and hardened member requiring the removal of the carburized layer by machining in a simple and sure manner, by tempering only the part by high frequency induction heatin...  
JPS6420921A
PURPOSE: To damp the vibration of a saw blade by forming an intermittent groove at the saw blade using one roller provided with a plurality of recesses at the outer edge part, out of milling rollers at the time of fixing the circular saw...  
JPS6354493B2  
JPS6335362B2  
JPS6335385B2  
JPS63156622A
PURPOSE: To make sure of valve fitting, by giving an up-and-down motion to a piston by low pressure gas, while pushing up each valve stem of suction and exhaust valves from the lower part with this piston, and bumping the valve stem agai...  
JPS6328735B2  
JPS6320418Y2  
JPS6386931U  
JPS6397325A
PURPOSE: To form an ideal hardening zone on a narrow cranks shaft fillet part by performing a rolling stepwisely with plural work rolls whose sectional curving shape of the working peripheral face varies by dividing the crank shaft fille...  
JPS637400Y2  
JPS637858B2  
JPS62297517A  
JPS62259722A
PURPOSE: To improve the extent of abrasive machining efficiency, by forming an anodic oxide film on a light metal base material surface, while installing a recessed part in a boundary with a sliding surface and after forming a hard mater...  
JPS62172524U  
JPS62193730A
PURPOSE: To prevent a stepped roll from being deformed without the hardness of a hard layer being lowered, by setting the annealing temperature of a stepped roll to be plated with Ni-P composite platings to a value in a range from 250 to...  
JPS62152671A
PURPOSE: To make it possible to machine the circumference of a small shaft so as to have a precision finish surface and to transfer a tape with the small shaft without giving any damage by compressively interposing a small shaft between ...  
JPS6230279B2  
JPS62144839A  
JPS62138240A  
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...  
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...  
JPS6225151U  
JPS6233020A
PURPOSE: To clean and to make the cup-shaped body for a rocket motor chamber in a high dimensional accuracy by performing a heat treatment by constraining the clean cup-shaped body with beveling flange to the inert gas blowing-in jig whi...  
JPS6215026A  
JPS62822Y2  
JPS6145097Y2  
JPS61236473A  
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...  
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...  
JPS6145684B2  
JPS61159128U  
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...  
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. ...  
JPS61176438A  
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 ...  
JPS6199683U  
JPS6189434U  
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...  
JPS6183704A  
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...  
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 ...  
JPS614671A  
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...  
JPS60251220A
PURPOSE: To produce an outside cylinder for a uniform joint having required characteristics without subjecting said cylinder to a hardening and tempering treatment by subjecting a controlled rolling material which is made into a finely s...  
JPS60249535A
PURPOSE: To obtain the smooth and uniform surface of a hot-rolled article made of titanium or titanium alloy by projecting the high-pressure liquid mixed with polishing material and pickling the workpiece with the mixed aqueous solution ...  
JPS60248814A  
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...  
JPS6045020B2  
JPS6044059B2  

Matches 601 - 650 out of 884