TERMIUM Plus®

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dérive ventrale [1 record]

Record 1 2009-04-20

English

Subject field(s)
  • Aircraft Airframe
  • Helicopters (Military)
DEF

A vertical, stabilizing fin on the lower rear portion of an aircraft fuselage.

OBS

Its purpose is to increase the directional stability of the aircraft by increasing the area behind the vertical axis.

OBS

ventral fin: term standardized by ISO.

OBS

ventral fin: term officially approved by the Aeronautical Terminology Standardization Committee (ATSC) - Helicopters.

French

Domaine(s)
  • Cellule d'aéronefs
  • Hélicoptères (Militaire)
DEF

En aéronautique, élément profilé de faible allongement fixé à la partie inférieure du fuselage, en vue d'augmenter la stabilité latérale de l'avion ou de diminuer sa susceptibilité à la vrille.

CONT

Les dérives furent donc agrandies et une quille de lacet fut ajoutée sous l'arrière du fuselage.

OBS

dérive ventrale : terme normalisé par l'ISO.

OBS

contredérive; dérive inférieure; quille anti-roulis : termes uniformisés par le Comité d'uniformisation de la terminologie aéronautique (CUTA) - Hélicoptères.

Key term(s)
  • quille antiroulis
  • contre-dérive
  • contre dérive

Spanish

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