Rear deltoid and rowing exercise machine and method of exercising

  • US 5,620,402 A
  • Filed: 03/01/1995
  • Issued: 04/15/1997
  • Est. Priority Date: 03/01/1995
  • Status: Expired due to Term
First Claim
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1. In an exercise machine having an input arm and a frame, a hinge mechanism for mounting the input arm to the frame comprising:

  • a primary hinge rotatably mounted to the frame for rotation about a primary hinge axis;

    a secondary hinge rotatably mounted proximate to the primary hinge for rotation about a secondary hinge axis wherein the arm is mounted to the secondary hinge;

    wherein the primary hinge axis and the secondary hinge axis are skew.

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