Boat hull

Claim 1

IN A MARINE CRAFT, A HULL, SAID HULL INCLUDING AN AFT PORTION HAVING SUBSTANTIALLY STRAIGHT LONGITUDINALLY EXTENDING BOTTOM AND SIDE SURFACES AND A FORWARD PORTION DEFINING A BOW WITH INWARDLY CONVERGING SIDE SURFACES AND UPWARDLY CURVING BOTTOM SURFACES, SAID AFT AND FORWARD BOTTOM AND SIDE SURFACES BEING CONTINUOUS TO FORM SMOOTH UNBROKEN LONGITUDINALLY EXTENDING SURFACES, AT LEAST THREE LONGITUDINALLY EXTENDING, TRANSVERSELY SPACED AND SUBSTANTIALLY PARALLEL CONCAVE TUNNELS FORMED IN SAID AFT BOTTOM SURFACES DEFINED BY DEPENDING LONGITUDINALLY EXTENDING CUT-WATERS DISPOSED BETWEEN ADJACENT TUNNELS AND ALONG THE REMOTE LONGITUDINAL EDGES OF THE OUTERMOST TUNNELS, SAID CUT-WATERS EACH BEING SUBSTANTIALLY WEDGE SHAPED IN TRANSVERSE CROSS-SECTION, SAID TUNNELS TERMINATING IN SAID FORWARD PORTION IN INWARDLY CONVERGING AND UPWARDLY CURVING FORWARD TUNNELS DISPOSED IN SIDE-BY-SIDE RELATION WITH THEIR FORWARD ENDS OPEN TO RECEIVE AIR FUNNELED THEREINTO, CORRESPONDING FORE AND AFT TUNNELS BEING CONTINUOUS SAID TUNNELS FORMED ON SAID AFT PORTION BEING SUBSTANTIALLY ARCUATE IN CROSS-SECTION AND TAPERING GRADUALLY REARWARDLY DECREASING IN DEPTH FORMING RELATIVELY SHALLOW INVERTED U-SHAPED TUNNELS WHEREIN AIR WILL BE ENTRAPPED IN SAID TUNNELS ARCUATE IN CROSS-SECTION AND WILL PASS UNDER THE AFT PORTION OF SAID HULL TO CUSHION THE RIDE OF THE HULL THROUGH THE WATER AND REDUCE FRICTION TO A MINIMUM.