Patents by Inventor Hurbert Beck

Hurbert Beck 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).

  • Controllable vibration dampers for motor vehicles
    Patent number: 5078241
    Abstract: Controllable vibration dampers for motor vehicles that include a cylinder which contains a damping medium and an axially movable piston rod sealed and submerged in the medium. A damping piston is attached to the piston rod and subdivides the cylinder into a two work chambers. A hollow piston is provided with at least one valve disc which is movable within the piston. The disc moves into and out of engagement with ledge or edge structures provided within the piston when a dampening medium is directed against and past the disc.
    Type: Grant
    Filed: April 9, 1990
    Date of Patent: January 7, 1992
    Assignee: BOGE Aktiengesellschaft
    Inventors: Norbert Ackermann, Hurbert Beck