Ships – Sail or control means therefor – Specific sail structure or arrangement
Reexamination Certificate
2007-10-30
2007-10-30
Avila, Stephen (Department: 3617)
Ships
Sail or control means therefor
Specific sail structure or arrangement
Reexamination Certificate
active
11529902
ABSTRACT:
The invention relates to an aerodynamic profile element for energy production using traction force, in particular for driving watercraft. The invention further relates to a launch and retrieval arrangement for a profile element, and a drive arrangement for a watercraft including the profile element and the launch and retrieval arrangement.
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Brabeck Stephan
Wrage Stephan
Avila Stephen
Leydig , Voit & Mayer, Ltd.
Skysails GmbH & Co. KG
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