Ball
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United States of America Patent
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-
Apr 1, 2014
Grant Date -
Jun 3, 2010
app pub date -
Apr 10, 2008
filing date -
Apr 12, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A ball includes a ball body having a spherical surface, and at least one projection extending from the surface of the ball body. The projection extends in such a manner that the projection forcibly separates a laminar boundary layer generated on the surface of the ball body, and transitions the laminar boundary layer to a turbulent boundary layer.
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