Patents by Inventor Ted R. Hoopes

Ted R. Hoopes 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).

  • Combined fire ring and carbon scraping insert
    Patent number: 4474147
    Abstract: A ring having an L-shaped cross section is provided for performing the functions of a fire ring, a carbon-scraping cylinder insert and for simplifying engine assembly. The ring ensures an effective seal between a cylinder head and an engine block or cylinder sleeve.
    Type: Grant
    Filed: December 10, 1981
    Date of Patent: October 2, 1984
    Assignee: Mack Trucks, Inc.
    Inventor: Ted R. Hoopes