Patent ID: 7677190

Claim:
A boat having enhanced stability, safety and comfort, comprising: a single hull unit having at least one elongated, substantially vertical slot extending substantially therethrough such that said slot divides said single hull unit into at least two substantially separate buoyant compartments, and such that water, on which the boat is floating, freely communicates with said slot and with air within and surrounding said slot; wherein said slot is fully or partly open at at least a bow or a stern or a port side or a starboard side of said single hull unit; wherein said slot is closed at its top; wherein said single hull unit has a single bow portion substantially at a centerline of said single hull unit; wherein said substantially vertical slot has a cross sectional area such that a vertical dimension of said cross sectional area of said slot is substantially greater than a horizontal dimension of said cross sectional area of said slot and wherein said single hull unit is a single, partly submerged hull of a mono hull vessel, or any single one of two individually partly submerged hulls of a catamaran, or any single one of multiple individually partly submerged hulls of a multi-hulled vessel.