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To: Red Badger; Travis McGee
the counter weight running pependicular on the sail is a head scratcher to me. or is it a wind grab which again puzzles me...

if its a counter weight well id assume it should be on the windward side of the sail not the downwind side. if its a wind grab(like some auto pilots for sail boats concept) that seems inefficient.

sailing all my life and now in my elders years content with an occasional kiteboarding session(see profile) my understanding of wind propulsion is a notch or 2 above most...

https://www.youtube.com/watch?v=TcoyAOqxwOk

7 posted on 04/03/2023 5:42:51 AM PDT by sit-rep
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To: sit-rep

https://www.youtube.com/watch?v=TcoyAOqxwOk


9 posted on 04/03/2023 5:43:59 AM PDT by sit-rep
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To: sit-rep

https://www.saildrone.com/technology/vehicles


10 posted on 04/03/2023 5:45:16 AM PDT by Red Badger (Homeless veterans camp in the streets while illegal aliens are put up in hotels.....................)
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To: sit-rep
Weather vane keeping an airfoil sail aligned.

Trim tab and all.

13 posted on 04/03/2023 6:13:41 AM PDT by grobdriver (The CDC can KMA!)
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