Patent ID: 7537549

Claim:
A treadmill comprising: a support base a treadbase pivotally coupled to the support base, the treadbase having an endless belt; and a lift apparatus comprising: a lift motor assembly pivotally coupled on a first end thereof to the support base, and pivotally coupled on an opposite end thereof to a first portion of a cam at a first pivoting location, a second portion of the cam being pivotally linked to the support base at a second pivoting location, the first pivoting location of the cam being positioned beneath the second pivoting location of the cam when the treadbase is in a horizontal position; and an incline link bar having a first end and a second end, the first end of the incline link bar being pivotally coupled to a third portion of said cam and the second end of the incline link bar being pivotally coupled to the treadbase.