Device for propelling ships

Details Device for propelling ships Device for propelling ships

1977-06-20

1978-07-25

Blix, Trygve M.

B63H 130

Patent

active

041022939

ABSTRACT:
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 one shaft. 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.

REFERENCES:
patent: 813430 (1906-02-01), Hunter
patent: 2726624 (1955-12-01), Raicy
patent: 3307358 (1967-03-01), Kerandraon
patent: 3765175 (1973-10-01), Ohnaka

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