US 12,305,524 B1
Containment ring for gas turbine engine
Nathan Tomes, Hamilton (CA)
Assigned to PRATT & WHITNEY CANADA CORP., Québec (CA)
Filed by Pratt & Whitney Canada Corp., Longueuil, Québec (CA)
Filed on May 1, 2024, as Appl. No. 18/652,701.
Int. Cl. F01D 25/24 (2006.01)
CPC F01D 25/24 (2013.01) [F05D 2220/36 (2013.01); F05D 2300/6033 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A casing for a gas turbine engine, comprising:
an inner ring portion that provides a gaspath and structural features of the casing;
an outermost ring portion; and
an inner ceramic layer arranged radially between the inner ring portion and the outermost ring portion, wherein the inner ceramic layer is completely enclosed by the inner ring portion and bonded directly to an inner surface of the outermost ring portion such that the combination of the outermost ring portion and the inner ceramic layer provide both containment and primary structural features of the casing.