Patent ID: 11945596
Assignee: AIRBUS OPERATIONS S.L.
Field: Transport (Mechanical engineering)
Classification: CPC B  G | IPC B  G

Claim 8:
9. An alveolar soundproofing structure comprising:
the alveolar structure which comprises at least one cell which has a basic cross section of any form and a height, and a perforated membrane which covers the cell at a first side and which comprises at least one hole which opens into the cell,
a diaphragm which comprises a membrane which has at least one acoustic outlet, at least one portion of the membrane including the acoustic outlet being inserted into the hole of the perforated membrane and the diaphragm being pressed into the cell with an insertion tool that comprises an end piece that further comprises an external lateral wall that contacts a surface of the diaphragm, the membrane of the diaphragm being pressed against and fixed to the perforated membrane, and the hole of the perforated membrane being deformed.