The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 06, 2022

Filed:

Oct. 30, 2019
Applicant:

The Boeing Company, Chicago, IL (US);

Inventors:

John F. Spalding, Tukwila, WA (US);

Kelsi M. Hays, Mill Creek, WA (US);

Derek Huang, Seattle, WA (US);

Assignee:

THE BOEING COMPANY, Chicago, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 70/08 (2006.01); B29C 70/44 (2006.01); B29C 70/30 (2006.01); B29L 31/30 (2006.01);
U.S. Cl.
CPC ...
B29C 70/086 (2013.01); B29C 70/30 (2013.01); B29C 70/44 (2013.01); B29L 2031/3076 (2013.01);
Abstract

Described are methods and systems for a composite structure that allows for out of autoclave curing. Due to the layout of the composite structure, voids within the composite structure, formed out of autoclave, is reduced. The composite structure includes a composite laminate and one or more infusion films. The composite laminate includes a plurality of fiber tows that each include a plurality of fiber strands and a resin. The resin has a first viscosity within a first temperature range. The infusion film is disposed on a surface of the composite laminate and has a second viscosity lower than the first viscosity within the first temperature range. Methods of curing the composite structure are also described.


Find Patent Forward Citations

Loading…