Marine propulsion – Oscillating propelling means – Fishtail motion propelling means
Reexamination Certificate
2006-02-14
2006-02-14
Avila, Stephen (Department: 3617)
Marine propulsion
Oscillating propelling means
Fishtail motion propelling means
C440S021000, C440S032000
Reexamination Certificate
active
06997765
ABSTRACT:
A marine propulsion system emulates the fishes swimming motion yet is highly maneuverable as it permits changes from forward to reverse motion while underway. In other aspects, the propulsion system may be designed and optimized for efficient human powered propulsion.
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