Screw propeller with no shaft boss and ship thruster using...

Details Screw propeller with no shaft boss and ship thruster using... Screw propeller with no shaft boss and ship thruster using...

B - Operations, Transporting

63

H

115/18

B63H 25/46 (2006.01) B63H 1/16 (2006.01) B63H 25/42 (2006.01)

Patent

CA 1098384

TITLE OF THE INVENTION SCREW PROPELLER WITH NO SHAFT BOSS AND SHIP THRUSTER USING SUCH SCREW PROPELLER ABSTRACT OF THE DISCLOSURE A propeller with no shaft boss comprising a substantially cylindrical rotatable member and several propeller blade B extending radially of said cylindrical member close to the center axis thereof, and a ship thruster system adapted with said propeller having its cylindrical member disposed in a suction and exhaust port formed in the hull, said cylindrical member being arranged to receive the rotative force from a motor and thereby rotated.

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