Patents by Inventor Thomas J. Bedwell

Thomas J. Bedwell has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Integral strut and piston groove protector
    Patent number: 4599936
    Abstract: An integral strut and groove protector assembly is provided for incorporation within a light metal piston. The assembly includes a ring groove protector, an expansion control strut, and a connecting member connecting the groove protector and strut. All are stamped as one piece from a sheet metal substrate. The piston is cast about two such assemblies arranged in opposing relation within a mold. Each ring groove protector traverses an arc of somewhat less than one hundred eighty degrees to facilitate the manufacturing process.
    Type: Grant
    Filed: April 22, 1985
    Date of Patent: July 15, 1986
    Assignee: Wickes Manufacturing Company
    Inventors: Thomas J. Bedwell, Earl J. Clarke