Waterborne craft and fin incorporating air conduits for drag reduction
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United States of America Patent
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Apr 14, 2015
Grant Date -
May 3, 2012
app pub date -
May 7, 2010
filing date -
May 8, 2009
priority date (Note) -
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Abstract
The invention comprises a waterborne craft having a hull, board or base, and a fin, keel, centerboard or the like. One or more air conduits exit the hull, board or base at or adjacent at least one side of the fin, keel or centerboard, or exit the fin, keel, or centerboard, excluding the leading edge of the fin, keel or centerboard in use, in a position such that the conduit in use provides or the conduits in use provide air to a position at or adjacent at least one side of the fin, keel or centerboard.
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