Patents by Inventor Frank M. Fenton

Frank M. Fenton 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).

  • Hydraulic damper for vehicle suspension with wide range of two-stage damper curves
    Patent number: 4757884
    Abstract: A family of two-stage rebound damping performance curves is provided by rotating a selector plate within the damper piston to a number of selected positions to control orifice selection to a centralized blow off passage to thereby control the rate of oil flow through the piston during rebound.
    Type: Grant
    Filed: December 16, 1986
    Date of Patent: July 19, 1988
    Assignee: General Motors Corporation
    Inventors: Wayne V. Fannin, Frank M. Fenton