Method for attenuating the noise of a turbofan

Details Method for attenuating the noise of a turbofan Method for attenuating the noise of a turbofan

F - Mech Eng,Light,Heat,Weapons

02

K

F02K 1/38 (2006.01) F02K 1/48 (2006.01) F02K 3/06 (2006.01)

Patent

CA 2619292

The invention concerns a turbofan, characterized in that edge of the outlet (22) of the primary air and/or of the secondary air is notched with blind indentations (27).

Selon l~invention, le bord de l~orifice de sortie (22) du flux chaud et/ou du flux froid est entaillé d~échancrures borgnes non traversantes (27).

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