Patents by Inventor Michael Knebel

Michael Knebel 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).

  • Wiper appliance
    Patent number: 4557012
    Abstract: Wiper appliance with a pressure device arranged between wiper head and shaft with pressure plate and counter pressure plate which pressure device is actuated through the intermediary of a lever system, and with a traction device for the wiper cloth. In a second embodiment the housing includes a pressure plate which is guided by rocker levers, while the rocker levers are guided by catch bearing means integrally moulded on a transverse wall and on the pressure plate, while the rocker levers are integrally moulded on the pressure plate through the intermediary of film hinges.
    Type: Grant
    Filed: May 30, 1984
    Date of Patent: December 10, 1985
    Assignee: Leifheit AG
    Inventors: Michael Knebel, Rolf G. Schulein