Composite hat stiffener, composite hat-stiffened pressure webs, and methods of making the same

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United States of America Patent

PATENT NO 9387629
SERIAL NO

14312401

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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There is provided a method of making a composite hat stiffener. The method has the steps of curing a composite hat stiffener in a hat tool to form a pre-cured composite hat stiffener. The pre-cured composite hat stiffener has a composite hat section, a plurality of composite stiffening plies with a body ply, a wrap ply, and a base ply, all coupled to the composite hat section, wherein the body ply is coupled to a first side of the composite hat section, the wrap ply is coupled to the body ply, and the base ply is coupled to the body ply and the wrap ply, a pair of radius filler noodles coupled to the composite hat section and disposed between the plurality of composite stiffening plies, and an outer ply coupled to the composite hat section. The method further includes bonding the pre-cured composite hat stiffener to a structure surface.

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Patent Owner(s)

Patent OwnerAddress
THE BOEING COMPANY100 NORTH RIVERSIDE PLAZA CHICAGO IL 60606-1596

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Andrews, Martin G Chadds Ford, US 5 42
Cominsky, Kenneth D Mukilteo, US 13 85
Dixon, Rebecca M Wilmington, US 2 35
Firko, Jason L Wilmington, US 6 60
Marciniak, Douglas G Lake Stevens, US 2 35
Pearson, Steven E Lynnwood, US 4 55
Whitmer, Matthew M Seattle, US 2 35

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