Patents by Inventor Charles E. Steed

Charles E. Steed 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).

  • Adjustable lumbar support for flotation systems
    Patent number: 5353454
    Abstract: A water mattress construction is provided with a tray providing a cavity adapted to support a liquid filled bladder, with at least one lumbar support member positioned intermediate the bladder and the tray, the lumbar support being slidably adjustable along the longitudinal axis of the tray.
    Type: Grant
    Filed: August 24, 1993
    Date of Patent: October 11, 1994
    Assignee: Simmons Company
    Inventors: Milton A. Callaway, Charles E. Steed, Lynn D. Larson
  • Flotation system with liner tray
    Patent number: 5245716
    Abstract: A water mattress construction including a bladder-holding tray, which includes a plurality of corners which include deflection capabilities. Each corner includes a suspended floor portion which includes a gap thereunder to allow the suspended floor portion to deflect downwardly upon force encountered on or about the top of the corner of the tray, such as when a user sits on it.
    Type: Grant
    Filed: March 12, 1992
    Date of Patent: September 21, 1993
    Assignee: Simmons Company
    Inventors: Milton C. A. Callaway, Charles E. Steed, Lynn D. Larson
  • Flotation system including improved locking features
    Patent number: 5144707
    Abstract: A water mattress configuration including a top cover interconnected with a lower member or members in order to capture on or move liquid-filled bladders therebetween. In one embodiment, such interconnection is made by a sliding connection allowing the top cover to "glide" into place. Another embodiment contemplates interconnecting by hooked members entering slots.
    Type: Grant
    Filed: March 21, 1991
    Date of Patent: September 8, 1992
    Assignee: Simmons Company
    Inventors: Milton A. Callaway, Charles E. Steed