US Patent 7762929 Golf swing exercise device

The disclosed device is directed toward a golf swing exercise device comprising a body having a first end and a second end opposite the first end. The body includes a resistance section between the first and second ends. A first coupling element is coupled to the body proximate the first end. A second coupling element is coupled to the body proximate the second end. The first coupling element and the second coupling element are configured to rotatably couple the body to a golf club shaft.