Reverse thrust propellor

Details Reverse thrust propellor Reverse thrust propellor

B - Operations, Transporting

63

H

115/22

B63H 21/32 (2006.01)

Patent

CA 1259230

ABSTRACT OF THE DISCLOSURE A marine propulsion device including a propeller shaft, a lower unit rotatably supporting the propeller shaft and including a lower unit exhaust passageway, a propeller adapted to be submerged in water and including an inner hub connected to the propeller shaft. The propeller also includes an outer hub connected to and spaced from the inner hub and defining a propeller exhaust passageway having an inlet in communication with the lower unit exhaust passageway, and a plurality of blades extending from the outer hub rearwardly of the inlet, an opening for communicating the lower unit exhaust passageway with water outside of the outer hub, and a member located adjacent and rearward of the opening, and extending forwardly and radially outwardly with respect to the propeller shaft.

504818

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