Patent ID: 6139379
Filing Date: 2000-10-31
Classification: B63H

Abstract:
An engine and pump assembly comprising, in combination: a pump having a water impermeable housing with a hollow cylindrical sleeve open at one end, a plate mounted and sealed on the other end of the sleeve, said plate having an aperture disposed on the axis of the sleeve; an engine mounted on the housing having a drive shaft extending outwardly from the engine and through the aperture in the plate and into the housing, said shaft being disposed coaxially within the sleeve; and said sleeve having a port disposed therein; an elongated water impermeable hollow tube having a first end mounted and sealed on the sleeve and communicating with the port of the sleeve, said tube having an open opposing second end; a first impeller mounted on the shaft of the engine between the open end of the sleeve and the port for transporting water from the open end of the sleeve toward the plate of the housing; and a second impeller mounted on the shaft of the engine adjacent to the plate of the housing, said second impeller directing the flow of water away from the aperture in the plate.