US Patent 10143880 Cable exercise device and method

A cable exercise device includes a vertically movable weight stack, a rotatable spool assembly, first and second cables, and a movable exercise implement. The rotatable spool assembly is located proximate the weight stack, and comprises spaced apart large and small cable spools affixed to a common rotatable spool shaft. The first cable has a terminal end attached to the weight stack and a winding end attached to the small cable spool. The second cable has a winding end attached to the large cable spool, and extends from the large cable spool to a terminal end. The movable exercise implement is secured to the cable exercise device by the terminal end of the second cable, and is adapted for being employed by a user performing an exercise.