F - Mech Eng,Light,Heat,Weapons – 23 – R
Patent
F - Mech Eng,Light,Heat,Weapons
23
R
F23R 3/42 (2006.01) F23R 3/60 (2006.01)
Patent
CA 2641195
A combustor (37) for a gas turbine engine (21) is provided. The combustor includes a housing (33) at least in part defining an internal combustion chamber (47) of the combustor, a combustor component held in communication with the combustion chamber, and a ferrule (37) generally coupled to the housing and being moveable relative thereto between a first position and a second position, the ferrule having a primary opening (51) through which the combustor component extends for support of the combustor component by the ferrule such that the combustor component is moveable conjointly with the ferrule relative to the housing, the ferrule further having a plurality of purge gas openings (55,57,59) formed therein separate from and in transversely spaced relationship with the primary opening to allow purge gas to flow through the ferrule into the combustion chamber, the purge gas openings being located in the ferrule such that in the first position of the ferrule the purge gas openings comprise at least one blocked purge gas opening that is blocked against the flow of purge gas therethrough into the combustion chamber and at least one unblocked purge gas opening through which purge gas is permitted to flow into the combustion chamber, and in the second position of the ferrule at least one of the blocked purge gas openings of the first ferrule position is unblocked to permit the flow of purge gas therethrough into the combustion chamber.
Company General Electric
Craig Wilson And Company
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