GAS-TURBINE ENGINE COMBUSTION CHAMBER FUEL MANIFOLD Russian patent published in 2004 - IPC

FIELD: mechanical engineering; gas-turbine engines.

SUBSTANCE: proposed fuel manifold of combustion chamber of gas-turbine engine contains ring pipe to deliver fuel to nozzles installed inside chamber housing, delivery pipeline and inlet union installed outside combustion chamber and furnished with inner bushing installed in outer bushing fastened to chamber housing. Union is installed for displacement along longitudinal axis of outer bushing. Inner bushing is made in form of at least one link including two rings stationarily secured on inlet union, and ring in contact with outer bushing installed between fixed rings for transverse displacement. Spacer bushing is installed on delivery union between fixed rings. Outer surface of ring in contact with outer bushing is made spherical.

EFFECT: improved reliability and increased service life of fuel corrector and combustion chamber.

3 cl, 2 dwg