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US 2018/0320706 A1Published application
Composite airfoil with metal strength
AssigneeGeneral Electric Company
InventorsNitesh Jain, Sujana Chandrasekar, Ramkrishna Maripalli, Nicholas Joseph Kray, Wendy Wenling Lin
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Abstract
A laminated composite airfoil assembly includes a first lamina formed of a pre-preg material including metal fibers, and at least a second lamina formed of a pre-preg material including at least one of metal fibers intermixed with carbon fibers, only metal fibers, only carbon fibers, a substrate including metal fibers, a substrate including carbon fibers, and combinations thereof.
Claims20
A laminated composite airfoil assembly comprising:
- a first lamina formed of a pre-preg material comprising metal fibers;
- and
- at least a second lamina formed of a pre-preg material comprising at least one of metal fibers intermixed with carbon fibers, only metal fibers, only carbon fibers, a substrate comprising metal fibers, a substrate comprising carbon fibers, and combinations thereof.
A method of forming a laminated composite airfoil assembly comprising:
- providing a first lamina formed of a pre-preg material including metal fibers;
- and
- positioning a second lamina adjacent the first lamina, the second lamina formed of a pre-preg material including at least one of metal fibers intermixed with carbon fibers, only metal fibers, only carbon fibers, a substrate including metal fibers, a substrate including carbon fibers, and combinations thereof;
- and
- curing at least the first and second laminae to form the laminated composite airfoil assembly.
2 more elements
An engine comprising:
- a core engine;
- and
- a fan powered by gas generated in said core engine,
- wherein said fan comprises at least one laminated composite airfoil assembly, said laminated composite airfoil assembly comprising:
- a first lamina formed of a pre-preg material comprising metal fibers;
- and
- at least a second lamina formed of a pre-preg material comprising at least one of metal fibers intermixed with carbon fibers, only metal fibers, only carbon fibers, a substrate comprising metal fibers, a substrate comprising carbon fibers, and combinations thereof.
4 more elements
Dependencies are inferred from the claim text.