Device for propelling ships

Details Device for propelling ships Device for propelling ships

B - Operations, Transporting

63

H

115/33

B63H 1/30 (2006.01) B63H 1/36 (2006.01) B63H 11/06 (2006.01)

Patent

CA 1083432

ABSTRACT OF THE DISCLOSURE The invention concerns a device for propelling ships comprising at least one surface which freely oscillates within a casing under the action of at least oneshaft. The surface includes a main blade actuated by the shaft and a smaller leading blade connected to the main blade while providing a free space between the two blades.

280386

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