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JPH0467561B2 |
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JPH04294929A |
PURPOSE: To improve assembly workability and piston sealability by making constitution by dividing a piston rod into one portion containing a rack portion and the other portion, joining them through friction pressure joining and at the s...
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JPH0460763B2 |
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JPH0451282B2 |
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JPH0451288B2 |
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JPH0450126B2 |
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JPH0450130B2 |
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JPH0450125B2 |
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JPH0450133B2 |
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JPH0450131B2 |
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JPH0450132B2 |
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JPH0447173B2 |
A drive line joint assembly (10) has splined driving and driven members (13,20), one of which has a protuberance (36) which extends axially along a spline (16,18) thereof to insure the absence of radial tolerance for balancing purposes. ...
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JPH04189424A |
PURPOSE: To conduct fastener joining completely and surely, by conducting the rough processing of a desired shape by means of grinding processing or a combination of grinding processing and another processing, and conducting precision fi...
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JPH04159029A |
PURPOSE: To reduce a cutting quantity taking trouble and time, and to utilize a raw material effectively without any loss, by working in the shape almost approximating to a product from a round bar with a multistep type forging of a high...
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JPH0422915Y2 |
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JPH04129620A |
PURPOSE: To form a precrack in a brittle material without breakage by simultaneously applying a tensile stress and an external surface bending stress on the notch tip of a test piece, generating and progressing the generation of a corner...
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JPH04122527A |
PURPOSE: To enable continuous rolling cutting on a circumferential surfaces of inside and outside of a pipe-shaped member and to improve accuracy of a tapered surface by executing the rolling cutting on the circumferential surface of the...
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JPH04118446A |
PURPOSE: To produce products of high accuracy with high efficiency by a method in which a band metal is welded to the end of the inner surface of a column part, and the ends of the column part and the band metal are concurrently cut. CON...
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JPH04105825A |
PURPOSE: To perform a processing work easily and smoothly, and to reduce the processing cost, by executing a heat treatment on a shaft material after executing an ordinary lathe turning, thereafter, performing an eccentric polishing ther...
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JPH04102753A |
PURPOSE: To acquire a double cam provided with high impact strength at a low cost without drifting of both cams by applying such work processes to a workpiece as machining its outer diameter and thickness dimensions and its grindstone cl...
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JPH04101729A |
PURPOSE: To reduce manufacturing cost by surroundingly forming a roughly V-shaped groove from the edge part toward the inner side of a rotational shaft appropriately, and performing cutting work so that a part of inclining surface on the...
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JPH0417738B2 |
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JPH0416293B2 |
PURPOSE:To let surfaces facing a work be subjected to no brazing by forming both circular grooves and linear grooves using a column as a base member so as to let them be communicated, and thereafter providing upper sections in such a way...
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JPH0475837A |
PURPOSE: To perform machining of the outside diameter and cutting off of a thin cylinder shell without deforming a cylinder wall due to the cutting force of a bite when a thick cylinder is cut off to form the thin cylinder shell ;by a ma...
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JPH0411305B2 |
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JPH048180B2 |
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JPH0441656A |
PURPOSE: To facilitate mirror finish and to prevent the change in mirror-like state with the lapse of time by heat-treating a Ti material, applying finish polishing to this Ti material, and finishing the surface into mirror-like state. C...
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JPH0430922A |
PURPOSE: To improve the roughness of the surface of a groove bottom by arranging a metallic plate having a lot of through holes being joined to a bearing surface, applying coating to the bearing surface through the though holes of the pl...
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JPH049238A |
PURPOSE: To shorten the time for working and to improve the yield of a blank material by lessening the cutting away of the material and producing two pieces of outside rings from one piece of the blank material. CONSTITUTION: The blank m...
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JPH0379570B2 |
PURPOSE:To decrease a press force required for a pressure-applying process and to enable saving of energy required for a press process, by a method wherein seats on both sides of bolt hole in a universal joint is previously formed as a s...
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JPH03288317A |
PURPOSE: To effectively control accuracy for the medium sliding surface of a magnetic head slider by grinding a surface to be the medium sliding surface of a block object in the shape of the head slider and afterwards exerting an etching...
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JPH0378494B2 |
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JPH0378211B2 |
A tool for producing a pattern of highly accurate and optical quality surfaces and the method of making same from a series of bi-metallic pins. A high strength metal pin is coupled to a slug of metal of lesser strength capable of being a...
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JPH0375772B2 |
A process for manufacturing a universal joint mainly by cold forging which comprises a blanking step to punch out a blank having a pair of fork member portions projecting from one side thereof and a hub member portion out of a sheet meta...
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JPH03264220A |
PURPOSE: To form a remelting hardened layer onto the cam sliding face whole area while preventing a shoulder sagging, by execeting a rough work like remaining an R (radius of curvature) part on the cam surface and executing grinding on t...
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JPH0373430B2 |
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JPH0372369B2 |
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JPH0371210B2 |
In manufacturing a tubular valve sleeve (20) having axially extending grooves (44) on its inner surface, the valve sleeve groove ends (52) are closed by radially inward displacement of sleeve material, which is limited by a mandrel (140)...
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JPH03239425A |
PURPOSE: To reduce working manday and to cut down a working cost, by manufacturing a control part with a precise die forming method, manufacturing a simple shape part with machining and forming a spool with the connection of the simple s...
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JPH03178735A |
PURPOSE: To rapidly attain a high finishing quality by milling the cheek side surfaces to nominal size up to the bearing diameter, turning the bearing diameter down to a small oversize to obtain a good quality surface, and turning/ turni...
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JPH03175183A |
PURPOSE: To obtain high efficiency, good productivity, and low cost, by working the side face of a blade with a tool with its one part embedded inside the outer circumferential face of a rotor side plate integrated with the blade, and he...
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JPH03170232A |
PURPOSE: To improve the concentric accuracy of a pipe, by finishing a thin wall pipe in a thick wall shape at its face, press-fitting the core metal on which a hard resin is subjected to coating, fixing one end thereof by a chuck, finish...
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JPH03170231A |
PURPOSE: To facilitate a super precision processing and to improve the wear resistance and corrosion resistance of the body to be worked, by executing the cutting of the body to be worked after plating the face worked so as to become sma...
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JPH03156057A |
PURPOSE: To make no space between an angle member and an interior member, etc., by machining an interior angle part of a metal plate after the metal plate is machined into an approximately right-angled intermediate member, making the int...
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JPH03149139A |
PURPOSE: To greatly improve the working efficiency by using the same tool in a single set of work machine to perform milling work and turning work, in the case of preliminary work of fillet roll work in a crankshaft. CONSTITUTION: A mill...
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JPH03145103A |
PURPOSE: To make it possible to conduct a uniform intermediate pressing and to remarkably improve the characteristics of a coil after sintering by a method wherein, when a spool material is heat-treated, the spool material is increased i...
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JPH0338055B2 |
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JPH03117523A |
PURPOSE: To improve the workability by traveling a rectangular metal wire with its winding on the outer peripheral face of a roll, peeling the insulated film at the vicinity of the winding end by a cutter, notching the winding end part a...
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JPH03100139A |
PURPOSE: To prevent the generation of cracks in the metallic tube caused by the difference in thermal expansion, in a one-end sealed metallic tube in which one end part is made of a tube the other end part is sealed, by integrally formin...
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JPH0325245B2 |
In this method, the crankshaft is constructed from individual moulded pieces, each having a crank web and two pin sets 2, 3. Associated pin parts are pushed onto a common sleeve 6 and this is plastically deformed by the application of pr...
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