Patent ID: 11932398
Assignee: THE BOEING COMPANY
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 19:
20. The method of claim 17, wherein:
the center multi-spar box including a top skin extending between the front spar and the rear spar, and a bottom skin disposed opposite the top skin and extending between the front spar and the rear spar;
the first multi-spar box including a front spar, a rear spar, at least one mid spar positioned between and spaced apart from the front spar and a rear spar, a top skin extending between the front spar and the rear spar, and a bottom skin disposed opposite the top skin and extending between the front spar and the rear spar; and
the second multi-spar box including a front spar, a rear spar, at least one mid spar positioned between and spaced apart from the front spar and a rear spar, a top skin extending between the front spar and the rear spar, and a bottom skin disposed opposite the top skin and extending between the front spar and the rear spar.