Patent ID: 11878793
Assignee: THE BOEING COMPANY
Field: Other special machines (Mechanical engineering)
Classification: CPC B  Y | IPC B

Claim 18:
19. The method of claim 18, wherein:
the foam comprises a plurality of foam pieces and the core structure comprises a hat structure comprising a plurality of hat shaped sections,
each of the hat shaped sections comprise a first sidewall, a second sidewall, and a wall, and
each of the hat shaped sections enclose and locate one of the foam pieces between:
the inner face sheet, the first sidewall, the second sidewall, and the wall, or
the outer face sheet, the first sidewall, the second sidewall, and the wall, and the method further comprises:

providing the outer face sheet comprising a plurality of first plies including a plurality of first fiber tows;
providing the inner face sheet comprises a plurality of second plies including a plurality of second fiber tows, and
wherein the hat structure comprises a fabric including a third plurality of fiber tows.