Helicopter rotor blades
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United States of America Patent
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-
Apr 27, 1993
Grant Date -
N/A
app pub date -
Oct 10, 1991
filing date -
Oct 13, 1990
priority date (Note) -
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Abstract
Flow separation behind the notch region of a swept tip of a helicopter rotor blade is reduced by a plurality of boundary layer control vanes located adjacent a forwardly swept leading edge portion forming the notch region.
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