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Surface dimpling on rotating work piece using rotation cutting tool

United States Patent

March 31, 2015
View the Complete Patent at the US Patent & Trademark Office
A combined method of machining and applying a surface texture to a work piece and a tool assembly that is capable of machining and applying a surface texture to a work piece are disclosed. The disclosed method includes machining portions of an outer or inner surface of a work piece. The method also includes rotating the work piece in front of a rotating cutting tool and engaging the outer surface of the work piece with the rotating cutting tool to cut dimples in the outer surface of the work piece. The disclosed tool assembly includes a rotating cutting tool coupled to an end of a rotational machining device, such as a lathe. The same tool assembly can be used to both machine the work piece and apply a surface texture to the work piece without unloading the work piece from the tool assembly.
Bhapkar; Rohit Arun (Peoria, IL), Larsen; Eric Richard (Plainfield, IL)
Caterpillar Inc. (Peoria, IL)
13/ 543,167
July 6, 2012
This invention was made with government support under Contract No. 70NANB7H7007 awarded by Department of Energy. The government has certain rights in the invention.