Method and apparatus for reducing airplane noise

Details Method and apparatus for reducing airplane noise Method and apparatus for reducing airplane noise

B - Operations, Transporting

64

D

B64D 47/00 (2006.01) B64C 5/08 (2006.01) B64C 9/12 (2006.01) B64C 9/22 (2006.01) B64C 23/06 (2006.01) B64D 33/02 (2006.01) B64D 33/04 (2006.01) F02K 1/46 (2006.01)

Patent

CA 2221875

A modification of a 727 airplane, including a change in wing profile to affect flight characteristics and the engines to lessen noise, such that the takeoff and landing procedure is modified so that engine power may be reduced, permitting the modified aircraft to meet the latest noise requirements without substantially reducing pay load.

Modification du profil de l'aile d'un appareil de type 727 destinée à améliorer les caractéristiques de vol et réduire le bruit des moteurs, ce qui aurait pour effet de permettre la modification des manoeuvres d'atterrissage et de décollage tout en entraînant une réduction de la puissance requise pour ces manoeuvres, ceci en vue de satisfaire aux plus récentes exigences en matière de bruit, et sans réduction significative de la charge utile.

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