Patents by Inventor Nathaniel L. Field, III

Nathaniel L. Field, III 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).

  • Reciprocating balance weight mechanism for a piston type internal combustion engine
    Patent number: 4688528
    Abstract: A balancing mechanism for reducing the vibration of a piston type internal combustion engine having a crankshaft and a camshaft comprises one or more reciprocating balance weights driven by two rotating cams with at least one of said cams being driven by either said crankshaft or said camshaft.
    Type: Grant
    Filed: December 23, 1985
    Date of Patent: August 25, 1987
    Assignee: Ford Motor Company
    Inventors: Hossein Nivi, Nathaniel L. Field, III