Patents by Inventor Craig Crandall

Craig Crandall 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).

  • Motorized traction device for a patient support
    Publication number: 20020088055
    Abstract: A patient support including a propulsion system for moving the patient support. The patient support includes a propulsion system having a propulsion device operably connected to an input system. The input system controls the speed and direction of the propulsion device such that a caregiver can direct the patient support to a desired location. The propulsion device includes a traction device that is moveable between a storage position spaced apart from the floor and a use position in contact with the floor.
    Type: Application
    Filed: May 11, 2001
    Publication date: July 11, 2002
    Inventors: John David Vogel, Thomas W. Hanson, Craig Crandall, Joseph A. Kummer, Michael M. Frondorf, David P. Lubbers, Ronald P. Kappeler, Bradley T. Wilson, Darrell L. Metz, Doug K. Smith, Jeffrey A. Ruschke, John Vodzak, Terry J. Stratman, Eric W. Oberhaus