Soundproofing panel, in particular structural or lining panel for a rotorcraft
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United States of America Patent
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Feb 8, 2005
Grant Date -
Mar 27, 2003
app pub date -
Sep 10, 2002
filing date -
Oct 20, 2000
priority date (Note) -
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Abstract
The invention concerns a sound-proofing panel, in particular a rotorcraft structural or lining panel: the sound-proofing panel (1) comprises at least two opposite plates (2, 3, 5, 6) forming between them a closed internal space (4), and an aggregate (7) including at least solid elements (8) in contact and which fills entirely said internal space (4).
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