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

Claim 0:
1. 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 with a first peak, the first corrugation extending in a direction towards the perforated first skin to the first peak, and the first corrugation directly contacting the perforated first skin; and
the second corrugated structure comprising a second corrugation with a second peak, the second corrugation extending in the direction towards the perforated first skin to the second peak, the second corrugation directly contacting the second skin, and the second peak longitudinally aligned with the first peak.