Patent ID: 7748335

Claim:
An essentially wave free monohull marine craft having a longitudinal mid ship axis from bow to stern, a straight deep draft keel and a deck with a symmetrical deck rail on both sides of said craft, said craft being an in water type free from any planing configuration for said hull and characterized by comprising: a sharp pointed bow and a flat knife edge keel on a deep concave non-planing V hull remaining submersed in water; said hull having a fully continuous exterior concave and pinched shape with said shape, in cross section, being a slightly concave V curvature symmetrically running from said flat knife edge keel to the deck rail and also encompassing an entire hull length from the bow to the stern; a bow rudder also shaped with said concave V curvature as though said rudder were a forward continuous portion of said hull; and said craft, when moving in the water, characterized in that said concave V curvature has a maximum arc constriction remaining below a waterline, which constriction collects and guides a water column along a wetted surface of the craft by laminar flow dispersion.