Composite sandwich panel and process for manufacturing same

B - Operations – Transporting – 64 – C

Patent

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Details

B64C 1/40 (2006.01) B32B 3/12 (2006.01) B32B 7/02 (2006.01) G10K 11/172 (2006.01)

Patent

CA 2178426

- L'objet de l'invention est un panneau sandwich en matériau composite, à atténuation acoustique, pour revétement de paroi et/ou autoportant, plus particulièrement pour le doublage des cloisons ou parois de cabines d'aéronefs, comprenant une âme (14) à structure alvéolaire, notamment en nid d'abeilles, et deux peaux (12,16) disposées et solidarisées de part et d'autre de cette âme, caractérisé en ce que les deux peaux (12,16) comprennent des trous et en ce que les trous de l'une des deux peaux au moins sont des micropores. - L'invention a également pour objet le procédé de fabrication d'un tel panneau.

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