Patent ID: 7104929
Filing Date: 2006-09-12
Classification: A63B

Abstract:
1. An exercise machine comprising: a framework, said framework configured to be supported by the floor; a pair of foot support members, each having a first portion, a second portion and a foot engaging pedal; a crank, said crank rotatably attached to said framework projecting outwardly therefrom on both sides thereof; a pair of drive links, each drive link pivotally connected to said crank and configured such that each end of said drive link follows an elongate path; a pair of rocker links, each said rocker link configured to oscillate about a rocker pivot; a pair of coupler links, each said coupler link pivotally connected to said crank arm and said rocker link; a pair of connector links, each said connector link pivotally connected to said rocker link and said drive link said respective connector links and coupler links remain generally parallel throughout their movements; a pair of path generating linkages, each said linkage including said drive link, said crank, said rocker link, said coupler link and said connecting link configured to guide said first portion of said foot support member along an elongate path; a pair of rollers, each said roller positioned in said second portion of said foot support member intermediate the ends; a pair of guides, each said guide connected to said frame and in rollable contact with said roller to cause said second portion of said foot support member to have a back and forth movement; each said pedal configured to move relative to said framework when the foot of the user is rotating said crank whereby said pedal follows an elongate curve pedal path.