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Spontaneous symmetrical weight shifting device

  • US 7,033,306 B2
  • Filed: 08/11/2003
  • Issued: 04/25/2006
  • Est. Priority Date: 10/09/2002
  • Status: Expired
First Claim
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1. A stationary exercise device comprising;

  • (a) a frame member having a pivot axle disposed transversely relative to the frame member;

    (b) a first foot tread member and a second foot tread member each having first and second ends, each foot tread member first end operatively associated with a coupling member for pivotally coupling the first end of each foot tread member to the transverse pivot axle at a predetermined distance from the pivot axle, so that each foot tread member first end travels in an arcuate path about the transverse pivot axle, wherein each foot tread member moves independently of the other foot tread member, and each foot tread member second end moves in a linear reciprocating path of travel as each foot tread member first end travels in an arcuate path.

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