Freeflight
podperson
•
1y ago
•
100%
Sailplane bug wipers - how they work
https://www.youtube.com/watch?v=xPyEDeD3DxwNot a sailplane pilot, but thought this was pretty neat. Uses the airflow to push the wiper out to the end of the wing and then either a simple electric motor or a hand crank to bring it back towards the fuselage.
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