Center-of-gravity tilt-in-space wheelchair

  • US 7,007,965 B2
  • Filed: 03/31/2003
  • Issued: 03/07/2006
  • Est. Priority Date: 03/31/2003
  • Status: Active Grant
First Claim
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1. A wheelchair comprising:

  • a base;

    a plurality of wheels that are adapted to support the base relative to a supporting surface;

    a seat for supporting an occupant; and

    one or more tracks supporting the seat, the one or more tracks serving as a rolling or sliding surface that allows the seat to rotate with respect to the base, the one or more tracks having a substantially constant-radius arc with a focal point that is adapted to be substantially coincident with the center of gravity of the wheelchair occupant.

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