Patent ID: 7758473

Claim:
An exercise device, comprising: a frame; first and second swing links operatively associated with the frame; first and second crank arms operatively associated with the frame and configured to rotate about a crank axis; a first variable stride link operatively associated with the first crank arm and the frame; a second variable stride link operatively associated the second crank arm and the frame; the first variable stride link includes at least one cam member; the first crank arm includes at least one cam roller engaging the at least one cam member; a first foot link including a first foot engagement member, the first foot link operatively associated with the first swing link and the first variable stride link; a second foot link including a second foot engagement member, the second foot link operatively associated with the second swing link and the second variable stride link; the first swing link, the first crank arm, the first variable stride link, and the first foot link configured to allow a user by varying the user's stride length to dynamically vary a size of a first closed path traveled by the first foot engagement member; and the second swing link, the second crank arm, the second variable stride link, and the second foot link configured to allow the user by varying the user's stride length to dynamically vary a size of a second closed path traveled by the second foot engagement member.