Patent ID: 7041035

Claim:
An exercise device, comprising: a frame configured to rest on a floor surface; first and second left rocker arms pivotally mounted on the frame; a left rail pivotally connected to the left rocker arms to define a left four bar linkage that maintains the left rail in a fixed orientation relative to the frame; a left foot support movably mounted on the left rail for movement along the left rail without changing orientation relative to the left rail; first and second right rocker arms pivotally mounted on the frame; a right rail pivotally connected to the right rocker arms to define a right four bar linkage that maintains the right rail in a fixed orientation relative to the frame; a right foot support movably mounted on the right rail for movement along the right rail without changing orientation relative to the right rail; 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 a respective said rail 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 a respective said rail.