Patents by Inventor Richard K. Baer

Richard K. Baer 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).

  • Invalid walker and transfer device
    Patent number: 4443902
    Abstract: A motorized invalid walker and transfer device having an armpit lift lever. The lift arms are pivoted to a front stationary crossbar above a wheeled chassis, and the arms are actuated by a motorized-gear reduction device, the output of the shaft of which drives a jackscrew and a power tube connected at the opposite end to a transverse tube positioned forward of the first mentioned cross tube. The lift arms are automatically shifted in a gentle arc.
    Type: Grant
    Filed: July 6, 1981
    Date of Patent: April 24, 1984
    Inventor: Richard K. Baer