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US 2026/0284989 A1Published application
Turbine Engine Erosion Coating Repair
AssigneeRtx Corporation
InventorsJohn Michael Harner, Sonia A. Martinez, David J. Mathiau, JR., Peter George Miner
Life of this patent
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Abstract
A patch has: a silicone body; a primer on an underside of the body; a silicone adhesive on the primer; and a release strip on the adhesive. The body has a plurality of perforations.
Claims15
A method for patching a damaged polymeric erosion coating on a gas turbine engine component using a patch, the patch comprising:
- a silicone body having a plurality of perforations;
- a silicone adhesive;
- and
- a release strip on the adhesive,
- the method comprising:
- removing a portion of the coating around a damage site;
- priming the component;
- removing the release strip to expose the adhesive;
- applying the patch so that the adhesive contacts the component;
- and
- rolling the patch with a roller.
8 more elements
A method for patching a damaged polymeric erosion coating on a gas turbine engine component using a patch having a partially perforated patch material, the method comprising:
- removing a portion of the coating around a damage site;
- priming the component;
- applying the patch to the component;
- and
- rolling the patch with a roller, trapped air venting through the perforations.
2 more elements
Dependencies are inferred from the claim text.