Patent ID: 11965465
Assignee: ROHR, INC.
Field: Surface technology, coating (Chemistry)
Classification: CPC F  G  B | IPC B  F

Claim 16:
17. An acoustic panel, comprising:
a perforated first skin;
a second skin; and
a core between and connected to the perforated first skin and the second skin, the core including a plurality of chambers, a first corrugated structure and a second corrugated structure;
the plurality of chambers including a first chamber, the first chamber extending from the perforated first skin, through the first corrugated structure and the second corrugated structure, to the second skin;
the first corrugated structure comprising a first corrugation, and the first corrugation directly contacting the perforated first skin; and
the second corrugated structure comprising a second corrugation that is nested with the first corrugation, and the second corrugation directly contacting the second skin.