Patents by Inventor Leo D. Sanford

Leo D. Sanford 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).

  • Tunable compact spring aid
    Patent number: 10000102
    Abstract: A spring aid for a vehicle suspension includes a compliant tower attachable to elements undergoing suspension travel. The tower defines an axis of travel or center axis and includes a plurality of rings and a plurality of window frames connecting the rings. The rings are perpendicular to, and spaced along, the axis, and define a cylindrical cavity. The window frames define a plurality of windows between the rings. The suspension element may also include a core, which substantially fills the cylindrical cavity of the compliant tower. A rod may be disposed within the core and movable within the hole of the shelf.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: June 19, 2018
    Assignee: GM Global Technology Operations LLC
    Inventors: Jason J. Nolte, Leo D. Sanford, Stephen M. Lambiris, Thomas A. Brock
  • TUNABLE COMPACT SPRING AID
    Publication number: 20160368342
    Abstract: A spring aid for a vehicle suspension includes a compliant tower attachable to elements undergoing suspension travel. The tower defines an axis of travel or center axis and includes a plurality of rings and a plurality of window frames connecting the rings. The rings are perpendicular to, and spaced along, the axis, and define a cylindrical cavity. The window frames define a plurality of windows between the rings. The suspension element may also include a core, which substantially fills the cylindrical cavity of the compliant tower. A rod may be disposed within the core and movable within the hole of the shelf.
    Type: Application
    Filed: May 24, 2016
    Publication date: December 22, 2016
    Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Jason J. Nolte, Leo D. Sanford, Stephen M. Lambiris, Thomas A. Brock