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US 8,556,579 B2Granted
Composite aerofoil blade with wear-resistant tip
AssigneeROLLS-ROYCE plc
InventorMatthew P. Jevons
Life of this patent
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Abstract
The present invention relates to a reinforcing tip cap for an aerofoil blade. The tip cap comprises a body for attaching to the tip of an aerofoil blade and a plurality of abrading elements fixed in the body for abrading a surface against which the tip cap rubs in use.
Claims9
A composite aerofoil blade reinforced at its tip with a reinforcing tip cap, the reinforcing tip cap comprising:
- a body configured for attaching to the tip of the composite aerofoil blade;
- and
- a plurality of abrading elements fixed in the body configured for abrading a surface against which the reinforcing tip cap rubs in use, wherein
- the body is formed of a composite material including a matrix and reinforcing fibers.
1 more element
A method of reinforcing a composite aerofoil blade tip at its tip with a reinforcing tip cap, the method comprising:
- attaching to the composite blade tip a reinforcing tip cap having:
- a body configured for attaching to the tip of the composite aerofoil blade;
- and
- a plurality of abrading elements fixed in the body configured for abrading a surface against which the reinforcing tip cap rubs in use, wherein
- the body is formed of a composite material including a matrix and reinforcing fibers.
2 more elements
Dependencies are inferred from the claim text.