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Acoustically absorbent cell for acoustic panel

  • US 9,818,393 B2
  • Filed: 08/29/2014
  • Issued: 11/14/2017
  • Est. Priority Date: 08/29/2013
  • Status: Active Grant
First Claim
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1. An acoustically absorbent cell for an acoustic panel, comprising a layer with a porous matrix incorporating a plurality of acoustic resonators between a first face and a second face of the porous matrix, wherein the resonators are ordered so that, in a direction extending substantially perpendicular to the first face and the second face, at least one first resonator is arranged between the first face and a second resonator, and at least one second resonator is arranged between the second face and the at least one first resonator.

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