Patents by Inventor Martin Wichmann

Martin Wichmann 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).

  • Roller position monitoring device for an industrial lift truck
    Patent number: 6269913
    Abstract: An industrial lift truck with a load lifting device (15), a device (3, 9, 11) for moving the load lifting device (15) on the lift truck (1) having at least one element (7) that can move, together with the load lifting device (15), along an essentially straight guide (5), and with a position measuring device for monitoring the relative position to the guide (5) of the element (7) movable with the load lifting device (15).
    Type: Grant
    Filed: January 21, 2000
    Date of Patent: August 7, 2001
    Assignee: Steinbock Boss GmbH Fördertechnik
    Inventors: Otto Kollmannsberger, Johann Vockinger, Martin Wichmann