Patent ID: 6447429
Filing Date: 2002-09-10
Classification: A61H,A63B

Abstract:
A body weight driven treadmill comprising: a pedal platform for an exerciser to step on, and a base being fixed to a bottom of the pedal platform for its back and forth movement; whereinthe base includes a transversal rack rod coupled to the bottom of the pedal platform, a front supporting rod and a rear supporting rod disposed at a front end and a rear end of a bottom surface of the transversal rack rod respectively, a radius of the front supporting rod being smaller than a radius of the rear supporting rod, whereby contact points of the front supporting rod and the rear supporting rod with a support surface are different from each other whereby a user may exercise feet as well as a waist, wherein the front supporting rod and the rear supporting rod have different axes and different radii such that top ends of the front supporting rod and rear supporting rod are of different heights, such that, the pedal platform will tilt downward at the front.