Patent ID: 11906165
Assignee: GENERAL ELECTRIC COMPANY
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 11:
12. A fuel nozzle assembly comprising:
an annular swirler; and
a fuel nozzle having an outer wall, defining a longitudinal axis, and extending through the swirler, the fuel nozzle comprising:
an inner air passage terminating at an aft end, the inner air passage having a first constant cross-sectional area extending forward from the aft end;
a first fuel passage in annular arrangement about the inner air passage terminating at a first fuel passage outlet, and having a second constant cross-sectional area extending forward from the first fuel passage outlet; and
a second fuel passage in annular arrangement about the first fuel passage terminating at a second fuel passage outlet, and having a third constant cross-sectional area extending forward from the second fuel passage outlet;
wherein the first fuel passage and the second fuel passage terminate aft of the inner air passage.