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System for resisting limb movement

  • US 5,201,772 A
  • Filed: 01/31/1991
  • Issued: 04/13/1993
  • Est. Priority Date: 01/31/1991
  • Status: Expired due to Term
First Claim
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1. A system for resisting limb movement comprising:

  • (a) a plurality of links joined by joints to form a linkage system between a fixed point in space and a movable end point of said linkage system;

    (b) a limb coupler connected to said linkage system for coupling a limb to said end point; and

    (c) a plurality of brakes coupled to said linkage system for resisting translational link movement in at least three mutually orthogonal directions and for resisting rotational link movement about at least three mutually orthogonal axes.

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