Propeller arrangement, in particular for watercraft

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United States of America Patent

PATENT NO 9328613
SERIAL NO

13674186

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Abstract

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A drive system of a watercraft includes a propeller rotatable about a propeller axis, and at least one rotor fin which is disposed freely rotatably about the propeller axis. The diameter of a circular path described by the rotation of the at least one rotor fin is less than the diameter of the propeller.

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Patent Owner(s)

Patent OwnerAddress
BECKER MARINE SYSTEMS GMBH & CO KG21079 HAMBURG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lehmann, Dirk Winsen/Luhe, DE 28 142

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