Patent ID: 7450471
Filing Date: 2008-11-11
Classification: B63C

Abstract:
1. A hands free flotation device that identifies the position of a diver at the surface of a body of water for use in underwater diving comprising: a buoyant main body portion having an outer surface and an inner surface, said inner surface defining at least one interior chamber; a dive line supply means attached to the main body portion; a propulsion means; an electronic control system interconnected with the dive line supply means and the propulsion means; and an identification means; wherein the dive line supply means supplies a dive line connected to the underwater diver and further provides automated adjustment of a dive line in response to a signal sent from the electronic control system identifying the depth of an underwater diver; and wherein the propulsion means includes a diver movement detection switch interconnected with the electronic control system to propel the device on the surface of the body of water in response to a signal indicating movement of the underwater diver.