Patent ID: 8943835
Filing Date: 2015-02-03
Classification: F23R,Y10T

Abstract:
1. A combustor for a gas turbine engine, the combustor comprising: a combustion chamber comprising an inner liner and an outer liner; a dome plate coupled to at least one of the inner liner and outer liner, the dome plate having a forward end and an aft end and including at least one opening therethrough; at least one heat shield comprised of a ceramic matrix composite coupled at the aft end of the dome plate; a threaded member provided as at least one bolt having a head portion mechanically fastened to the at least one heat shield; and a retainer positioned at the forward end of the dome plate and threadingly engaged to the threaded member through the at least one opening in the dome plate, to securely couple the at least one heat shield to the dome plate; and wherein the heat shield is fabricated to possess recesses, slots, or grooves on a forward side or underside thereof, and the head portion of the bolt is configured to be seated or received within the recesses, slots, or grooves of the heat shield.