Patent ID: 6024038
Filing Date: 2000-02-15
Classification: B63H,F16K,Y10T

Abstract:
A side thruster for a boat, comprising:a valve having a housing including first, second, third and fourth ports, and a two-position barrier in said housing, said barrier when in its first position connecting the first port with the second port and the third port with the fourth port, and when in its second position connecting the second port with the third port and the fourth port with the first port;a first water passageway extending between the first port and a first side opening on a first side of the boat;a second water passageway extending between the third port and a second side opening on the opposite side of the boat;a pump having an inlet and an outlet;a third water passageway extending between the second port and the pump outlet; anda fourth water passageway extending between the pump inlet and the fourth port,whereby the barrier may be moved into its first position and the pump used to pull water in from the second side opening and discharge it out through the first side opening, and the barrier may be moved into its second position and the pump used to pull water in from the first side opening and discharge it out through the second side opening.