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Elliptical step exercise apparatus

  • US 6,846,272 B2
  • Filed: 04/16/2001
  • Issued: 01/25/2005
  • Est. Priority Date: 06/15/1999
  • Status: Expired due to Fees
First Claim
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1. An exercise apparatus comprising:

  • a frame;

    a pivot axle supported by said frame;

    a pedal lever;

    a pedal, having a toe portion and a heel portion, secured to a central portion of said pedal lever;

    a reciprocating guide mechanism coupled to a first portion of said pedal lever effective to guide said first portion of said pedal lever in a generally horizontal reciprocating motion;

    a crank rotationally connected to said pivot axle; and

    an attachment assembly including a first link having a first end pivotally attached to the end of said crank and a second end attached to a second portion of said pedal lever wherein said attachment assembly is effective to move said second portion of said pedal lever in a non-circular, horizontal and vertical path as said crank rotates about said pivot axle resulting in said pedal moving in a generally elliptical path; and

    a stride adjustment mechanism operatively connected to said first link effective to lengthen said first link thereby being effective to lengthen the horizontal portion of said elliptical path.

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