Patents by Inventor Jimmy C. Lee

Jimmy C. Lee 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).

  • Continuously adjustable stroke limiter for hydraulic positioner
    Patent number: 5133245
    Abstract: The stroke length in a positioner of the type having a piston rod movable through a cylinder can be preset through a continuous range of adjustment. A first detent element provided at the end of the cylinder engages another detent element positionable along the rod to limit stroke length. Spacing between the two detents is continuously adjustable by rotation of a threaded sleeve coaxial with the rod. Once installed in a recliner seat or the like, the device is secure against accidental changes in the stroke setting.
    Type: Grant
    Filed: April 12, 1991
    Date of Patent: July 28, 1992
    Assignee: P. L. Porter Company
    Inventors: Jimmy C. Lee, Calvin R. Stringer