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Exercise machine

  • US 5,707,322 A
  • Filed: 07/29/1996
  • Issued: 01/13/1998
  • Est. Priority Date: 02/28/1994
  • Status: Expired due to Term
First Claim
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1. An exercise machine comprisinga frame including two beams which mate at a joint configured to allow the two beams to be quickly and repeatedly put together and taken apart,each beam being supported at an end opposite the joint, the unsupported end of each beam tending to pivot, by force of gravity, about the supported end when the beams are not mated,said joint including mating mechanical elements on the beams which cooperate when mated to lock the unsupported ends to each other to resist pivoting of said beams about the supported ends, and to unlock in response to reverse pivoting at least one of said beams about its supported end,an exercise resistance device mounted on said frame, a foot rest mounted on said frame, and a user support mounted on said frame for relative motion between said user support and said foot rest.

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