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US 8,263,212 B2Granted
Composite material repair
AssigneeROLLS-ROYCE plc
InventorIan C. D. Care
Life of this patent
Estimating the term…
Abstract
A repaired composite material component 24 comprises parent composite material 12, a primary region 14 of replacement composite material and a secondary region 26 of replacement composite material which has a greater tendency to debond under loading of the repaired composite material component 24 than the primary region 14.
Claims15
A repaired composite material component comprising:
- parent composite material;
- a primary region of replacement composite material to replace damaged composite material;
- and
- a secondary region of replacement composite material having a greater tendency to debond under loading of the repaired composite material component than the primary region,
- wherein the primary region is coextensive with the secondary region and the secondary region of replacement composite material is provided at a junction between the primary region and the parent composite material, and overlaps and replaces at least a portion of the primary region and the parent composite region.
2 more elements
A method for repairing a composite material component comprising:
- providing a parent composite material;
- providing a primary region of replacement composite material to replace damaged composite material;
- and
- providing a secondary region of replacement composite material having a greater tendency to debond under loading of the repaired composite material component than the primary region,
- wherein the primary region is coextensive with the secondary region and the secondary region of replacement composite material is provided at a junction between the parent composite material and the primary region of replacement composite material, the secondary region of replacement material overlapping and replacing at least a portion of the primary region and the parent composite material.
2 more elements
Dependencies are inferred from the claim text.