Acoustic attenuation structure with a plurality of attenuation degrees for a propulsion assembly of an aircraft

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10875659
APP PUB NO 20180148187A1
SERIAL NO

15884507

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Abstract

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The present disclosure particularly relates to an acoustic attenuation structure for a propulsion assembly of an aircraft. The acoustic attenuation structure includes an acoustically reflective wall and a sandwich panel. The sandwich panel includes a honeycomb structure surrounded by two acoustically porous skins, a rear skin and a skin. The acoustically reflective wall and the sandwich panel are arranged in such a way as to be separated by a layer of air.

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Patent Owner(s)

Patent OwnerAddress
SAFRAN NACELLESROUTE DU PONT VII GONFREVILLE-L'ORCHER 76700

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Desjoyeaux, Bertrand Gonfreville l'orcher, FR 57 178
Gonidec, Patrick Gonfreville l'orcher, FR 79 1008
Valleroy, Laurent Georges Gonfreville l'orcher, FR 24 130
Versaevel, Marc Gonfreville l'orcher, FR 28 42

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