Patent ID: 8342114
Filing Date: 2013-01-01
Classification: B63B,B63G,Y02T

Abstract:
1. A ship hull comprising; at least one float, wherein the center of buoyancy of the hull is aft of the center of flotation of the hull, and the distance between the center of buoyancy and the center of flotation is greater than 0.05 times the length of the waterline of the hull, and further comprising: at least one main float, the at least one main float having a waterplane comprised of a wide bow portion and a tapering stern portion so that the corresponding center of flotation is situated in the bow portion of the waterplane, and the at least one main float having an immersed portion with a tapering bow and at least one stern bulb, wherein the center of buoyancy of the main float is situated in register with the stern portion of the waterplane, and wherein the immersed portion of the at least one main float includes two stern bulbs that are mutually parallel.