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Aircraft interior panel with acoustic materials

  • US 9,174,722 B2
  • Filed: 01/05/2015
  • Issued: 11/03/2015
  • Est. Priority Date: 07/06/2012
  • Status: Active Grant
First Claim
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1. A panel assembly comprising:

  • a first panel having an inner surface and an outer surface, anda second panel having an inner surface and an outer surface, wherein the second panel includes at least first and second rib members formed therein that extend inwardly, wherein the first and second rib members each include an inner surface and an outer surface, wherein at least a first panel portion is defined between the first and second rib members, wherein the first panel portion includes an inner surface, an outer surface and at least first and second raised portions each having an inner surface defined therein, wherein the inner surfaces of the first and second rib members are secured to the inner surface of the first panel, wherein the first and second rib members each include an attachment portion that is secured to the inner surface of the first panel and first and second legs that extend between the attachment portion and the second panel, and wherein the inner surface of the first panel portion is spaced apart from the inner surface of the first panel to define at least a first cavity and the inner surface of the second panel portion is spaced apart from the inner surface of the second panel to define at least a second cavity.

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