Patent ID: 6949054

Claim:
An exercise device, comprising: a frame configured to rest on a floor surface; first and second left rails pivotally mounted on the frame; a left floating link pivotally interconnected between the left rails to define a left four bar linkage that maintains the left floating link in a fixed orientation relative to the frame; a left foot support movably mounted on the left rails for movement along the left rails without changing orientation relative to the frame; first and second right rails pivotally mounted on the frame; a right floating link pivotally interconnected between the right rails to define a right four bar linkage that maintains the right floating link in a fixed orientation relative to the frame; a right foot support movably mounted on the right rails for movement along the right rails without changing orientation relative to the frame; a left crank and a right crank, wherein each said crank is rotatably mounted on the frame; left and right first moving means interconnected between a respective said crank and a portion of a respective said four bar linkage that moves relative to the frame, for moving respective said rails relative to the frame; and left and right second moving means interconnected between a respective said crank and a respective said foot support, for moving said foot support relative to respective said rails.