Patents by Inventor Douglas D. Cantrell, Jr.

Douglas D. Cantrell, Jr. 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).

  • Low inertia rocker arm with lash adjuster and engine valve
    Patent number: 5584268
    Abstract: An automotive type engine valvetrain rocker arm is constructed with a hydraulic lash adjusting assembly, with the mass of the adjusting assembly being closely adjacent the pivot axis of the rocker arm to minimize the rotational moment of inertia of the rocker arm.
    Type: Grant
    Filed: December 27, 1994
    Date of Patent: December 17, 1996
    Assignee: Ford Motor Company
    Inventors: Robert J. Natkin, Douglas D. Cantrell, Jr.