Patent ID: 11920478
Assignee: RTX CORPORATION
Field: Surface technology, coating (Chemistry)
Classification: CPC C  F  B  Y | IPC B  F

Claim 9:
10. The method of claim 1 wherein the article is a blade outer airseal wherein:
the first face is a transversely concave inner diameter surface;
the body comprises:
a first circumferential end;
a second circumferential end;
a first axial end;
a second axial end;
said first bevel surface between the first circumferential end and the inner diameter surface;
a second bevel surface between the second circumferential end and the inner diameter surface;
said plurality of first channels along the first bevel surface extending from the inner diameter surface to the first circumferential end; and
a plurality of second channels along the second bevel surface extending from the inner diameter surface to the second circumferential end; and

said ceramic coating along the inner diameter surface, the first bevel surface, and the second bevel surface.