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US 2010/0061846 A1Published application
Repaired turbine exhaust strut heat shield vanes and repair methods
AssigneeUnited Technologies Corporation
InventorsEric Herbst, Jeffrey D. Melman
Life of this patent
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Abstract
A method of repairing a turbine exhaust case strut heat shield vane includes removing a damaged portion of the vane, solution heat treating the vane, attaching a replacement section to the vane, and relieving local stresses in an attachment area between the replacement section and the vane.
Claims24
A method of repairing a turbine exhaust case strut heat shield vane, the method comprising:
- removing a damaged portion of the vane;
- solution heat treating the vane;
- attaching a replacement section to the vane;
- and
- relieving local stresses in an attachment area between the replacement section and the vane.
2 more elements
A repaired component of a gas turbine comprising:
- a turbine exhaust case strut heat shield vane;
- a replacement section attached to the vane to repair a damaged portion of the vane;
- and
- a stressed relieved attachment area located between the replacement section and the vane.
1 more element
Dependencies are inferred from the claim text.