The power swing training device of the invention is a tethered, truncated, training
device attached by flexible elastic to a fixed anchor point, or to a pulley and
weight system. A swivel attachment is attached to the distal end of the training
device and a yoke is attached to the swivel attachment, and an elastic cord is
attached to the yoke at one end and to a fixed point at the other. In a second
embodiment, a cord is hung on a pulley attached to an anchor and a weight is placed
at the other end.