Invention Application
- Patent Title: SOUND WAVES ABSORBING LAMINATE COMPOSITE MATERIAL STRUCTURE
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Application No.: US16999198Application Date: 2020-08-21
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Publication No.: US20210053669A1Publication Date: 2021-02-25
- Inventor: Raul OLMO MORA , Tamara BLANCO VARELA
- Applicant: AIRBUS OPERATIONS S.L.
- Applicant Address: ES Madrid
- Assignee: AIRBUS OPERATIONS S.L.
- Current Assignee: AIRBUS OPERATIONS S.L.
- Current Assignee Address: ES Madrid
- Priority: EP19382719.3 20190821
- Main IPC: B64C1/40
- IPC: B64C1/40 ; B32B5/02 ; B29C70/22 ; G10K11/168

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.
Public/Granted literature
- US11745848B2 Sound waves absorbing laminate composite material structure Public/Granted day:2023-09-05
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