Patents by Inventor Gunther Hofrichter

Gunther Hofrichter 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).

  • Patent number: 8662217
    Abstract: A hospital bed with a chassis and with four rollers arranged on the chassis has at least one further auxiliary roller that can be brought into contact with the floor or that can alternatively be driven. The auxiliary roller is mounted on a rigid frame and, together with the frame, can be raised or lowered relative to the chassis by pivoting. A drive motor is secured on the frame and drives the auxiliary roller. A separate pivot drive is provided for raising and lowering the auxiliary roller. The separate pivot drive is secured entirely on the frame and pivots with the frame.
    Type: Grant
    Filed: February 8, 2007
    Date of Patent: March 4, 2014
    Assignee: TENTE GmbH & Co. KG
    Inventors: Wolfgang Block, Gunther Hofrichter
  • Publication number: 20100181122
    Abstract: The invention relates to a hospital bed (3) with a chassis (2), with four rollers (4) arranged on the chassis (2), and with at least one further auxiliary roller (1) that can be brought into contact with the floor or can alternatively be driven, wherein the auxiliary roller (1) is mounted on a rigid frame (5) and, together with the frame (5), can be raised or lowered relative to the chassis (2) by pivoting, wherein a drive motor (9) secured on the frame (5) is additionally provided for the auxiliary roller (1), and a separate pivot drive (23) is provided for raising and lowering the auxiliary roller (1). To advantageously design a hospital bed of this type in the manner specified at the outset, it is proposed that the separate pivot drive (23) is secured entirely on the frame (5) and pivots with the latter.
    Type: Application
    Filed: February 8, 2007
    Publication date: July 22, 2010
    Inventors: Wolfgang Block, G√ľnther Hofrichter