Rudder for watercraft
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United States of America Patent
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-
Mar 6, 1984
Grant Date -
N/A
app pub date -
Jan 12, 1982
filing date -
Jan 15, 1981
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The fin of a fin rudder can, as desired, be locked to the rudder (single-area rudder), to the ship (forced control of fin through movement of main rudder), or separately pivotable (independent fin movement), the locking or actuating device being positioned within the hull (FIG. 1).
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