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Stair step exercise machine

  • US 5,328,420 A
  • Filed: 07/19/1993
  • Issued: 07/12/1994
  • Est. Priority Date: 07/19/1993
  • Status: Expired due to Fees
First Claim
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1. A stair step-type exerciser comprising:

  • a stationary frame having horizontally and vertically extending components;

    a stair carriage having a plurality of treads mounted thereon and being movable with respect thereto, the stair carriage being movable with respect to the frame at one end and supported with respect to the frame at the other end, wherein an angle of the carriage with respect to the frame is selected;

    wherein the treads are mounted on cogged belts trained around sprockets mounted between side plates the cogged belts at one end and engage leveling means at the other end which leveling means keeps the treads horizontal regardless of the angle of the carriage with respect to the frame.

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