System for detection of turbulent air flow across a sail of a sailboat
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United States of America Patent
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Apr 8, 2014
Issued Date -
N/A
app pub date -
Mar 9, 2011
filing date -
Mar 10, 2010
priority date (Note) -
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Abstract
A system for detection of turbulent air flow across a sail of a sailboat, comprising at least one base module arranged to be attached to said sail; an elongate body arranged to move in said air flow, which is attached to said at least one base module at one end; a power source on said at least one base module; at least one sensor on said at least one base module arranged to detect movement of said elongate body; and a signalling device arranged to output signals to a sailor on said sailboat in response to signals received from said at least one sensor; wherein said base module comprises at least one radiator which is arranged to transmit electromagnetic or optical radiation in the direction of said elongate body moving in said air flow; and said at least one sensor on said base module is arranged to detect reflected radiation from said elongate body moving in said air flow.
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