Back to results
US 2002/0162220 A1Published application
Method of repairing a turbine blade tip
AssigneeChromalloy Gas Turbine Corporation
InventorsKevin Updegrove, Peter Bader, Michael Foster
Life of this patent
Estimating the term…
Abstract
A blade tip cap of a turbine blade is repaired by restoring the tip rail and attaching a strengthening rib across the blade tip cap connecting the concave wall to the convex wall of the tip rail.
Claims5
A process for repairing a turbine blade having an airfoil-shaped hollow body and an airfoil shaped blade tip cap, the blade tip cap having an airfoil shaped closure plate and a tip rail extending around the circumference of the turbine blade on the closure plate comprising:
- restoring the tip rail of the blade tip cap;
- and
- attaching a strengthening rib across the blade tip cap connecting a concave wall to a convex wall of the tip rail.
Dependencies are inferred from the claim text.