Patent ID: 6595812
Filing Date: 2003-07-22
Classification: B60F,B63H

Abstract:
In combination:an upwardly opening boat hull, floatable in a body of water, having a front end, a rear end, and an intermediate portion between said front and rear ends including laterally spaced apart longitudinal sides between said ends, and an elongate snowmobile receiving opening there through disposed laterally inwardly of said laterally spaced sides; and a snowmobile for traversing solid terrain, such as a layer of ice floating on the surface of said body of water, received in said opening and coupled to said intermediate portion of said hull in water impervious relation to preclude water from passing between said snowmobile and said intermediate portion of said hull said snowmobile including an endless drive track, movable in an endless path for engaging the underlying solid terrain and for rearwardly propelling water in the body of water to forwardly propel the snowmobile and the hull on either the solid terrain or through the body of water; an engine for driving said endless track in said endless path; a pair of laterally spaced steerable skis each having a rear end, an upturned forward end, a bottom side for engaging solid terrain and a top side; and steering means mounting said skis for turning movement in to-and-fro, generally horizontal, swinging paths of travel at a level below said boat hull to support the front end of said boat hull in spaced relation with the solid terrain being traversed and to guide the direction of the forward path of travel; said boat hull including an upper side and an underside; said underside including at least one upwardly extending, downwardly opening, open-ended ski receiving pocket therein for freely receiving said front upturned ends of said skis.