Patent ID: 6890224

Claim:
A watercraft motivated using jet-propulsion, said watercraft comprising: a hull defining an upper hull and a lower hull releasably secured to said upper hull; at least one seal disposed between said upper hull and said lower hull to prevent fluid communication between said upper and lower hulls; at least one fastener to releasably secure said upper hull and said lower hull to each other; a motor carried within said hull, said motor being accessible by removal of said upper hull from said lower hull, said motor including an output shaft, said motor is a DC motor; an electrical circuit including: at least one battery in electrical connection with said DC motor; a power controller electrically connected in series with said at least one battery; a contactor electrically connected in series between said power controller and said at least one battery for selectively closing and opening said electrical circuit; a fuse electrically connected in series between said contactor and said at least one battery, said fuse being provided to fail if said electrical circuit fails; a throttle controller electrically connected in parallel to said power controller; and a throttle electrically connected to said throttle controller for regulating power delivered to said DC motor; and a pump carried by said hull and driven by said motor for displacing water in a selected direction and at a selected rate to motivate said watercraft across a body of water, said pump including an input shaft.