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US 12,697,790 B2Granted
Processing of composites with partial plies
AssigneeThe Boeing Company
InventorsJohn F. Spalding, Marc R. Matsen, Gwendolyn Marie Janda
Life of this patent
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Abstract
Methods of forming a composite structure from a preform with a vent are presented. A preform comprises a plurality of sets of full length plies, a plurality of sets of partial plies alternating with the plurality of sets of full length plies, and a vent extending through the plurality of sets of partial plies.
Claims21
A method of forming a composite structure, the method comprising:
- forming a preform having a number of vents and a plurality of plies, the plurality of plies including a plurality of sets of full length plies and a plurality of sets of partial plies, the number of vents extending through the plurality of sets of partial plies;
- positioning a plug into a vent of the number of vents in the preform prior to performing debulk;
- and
- performing debulk on the preform such that at least one of air, volatiles, or resin are drawn from the plurality of sets of partial plies through the number of vents and out of the preform.
1 more element
Dependencies are inferred from the claim text.