发明名称 Soundproofing panel, in particular structural or lining panel for a rotorcraft
摘要 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).
申请公布号 US6851515(B2) 申请公布日期 2005.02.08
申请号 US20020168025 申请日期 2002.09.10
申请人 EUROCOPTER;ATECA 发明人 DUSSAC MARC FRANCIS VINCENT;VIE PHILIPPE;DELVERDIER OSMIN
分类号 B64C1/40;G10K11/16;(IPC1-7):E04B1/82 主分类号 B64C1/40
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