公开(公告)号：US11745848B2

公开(公告)日：2023-09-05

申请号：US16999198

申请日：2020-08-21

Applicant: AIRBUS OPERATIONS S.L.

Inventor： Raul Olmo Mora ,  Tamara Blanco Varela

IPC: B64C1/40 ,  B29C70/22 ,  B32B5/02 ,  G10K11/168 ,  B29K307/04 ,  B29K309/08 ,  B64C1/00

CPC classification number: B64C1/40 ,  B29C70/228 ,  B32B5/024 ,  G10K11/168 ,  B29K2307/04 ,  B29K2309/08 ,  B32B2250/03 ,  B32B2250/05 ,  B32B2262/101 ,  B32B2262/106 ,  B32B2307/102 ,  B32B2605/18 ,  B64C2001/0072

Abstract: A sound wave absorbing laminate composite material structure for an aircraft including stacked plies of a hybrid composite material, wherein each of the hybrid composite material plies includes first polymer material tows parallel to a warp direction, second polymer material tows parallel to a weft direction, and sound absorbent material tows parallel to the warp direction, wherein the first and second polymer material tows carbon or glass fiber reinforcing polymer.