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phrases

wind cone

['wɪndkəun]
aviat., canad. indicateur de direction du vent
parap. manche á vent
transp., envir. manche à air; manche à vent
 Anglais glossaire
wind cone ['wɪndkəun]
aviat., canad. An indicator that is in the form of a truncated cone made of fabric and that is not less than 12 ft long and, at the larger end, not less than 3 ft in diameter, so constructed as to give a clear indication of the direction of surface wind and a general indication of wind speed; An actuated device for indicating visually to aircraft the direction of surface wind
wind cone
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