US 9,810,088 B2
Floating blade outer air seal assembly for gas turbine engine
Thurman C Dabbs, Dover, NH (US); and James N Knapp, Sanford, ME (US)
Assigned to United Technologies Corporation, Farmington, CT (US)
Appl. No. 14/775,981
PCT Filed Mar. 14, 2014, PCT No. PCT/US2014/028123
§ 371(c)(1), (2) Date Sep. 14, 2015,
PCT Pub. No. WO2014/143934, PCT Pub. Date Sep. 18, 2014.
Claims priority of provisional application 61/788,819, filed on Mar. 15, 2013.
Prior Publication US 2016/0024956 A1, Jan. 28, 2016
Int. Cl. F01D 11/22 (2006.01); F01D 5/20 (2006.01); F02C 7/28 (2006.01)
CPC F01D 11/22 (2013.01) [Y02T 50/671 (2013.01)] 18 Claims
OG exemplary drawing
1. A blade outer air seal (BOAS) assembly for an engine case of a gas turbine engine, comprising:
a multiple of supported air seal segments; and
a multiple of floating air seal segments that circumferentially alternated with the multiple of supported air seal segments.