F - Mech Eng,Light,Heat,Weapons – 23 – R
Patent
F - Mech Eng,Light,Heat,Weapons
23
R
F23R 3/28 (2006.01) F02C 3/14 (2006.01) F02C 7/22 (2006.01)
Patent
CA 2662030
A fuel manifold of a gas turbine engine includes a tube assembly having substantially rigid inner tubes disposed inside of substantially rigid outer tubes in pairs, concentrically spaced apart by a spacer apparatus. The inner tubes form a primary fuel passage for directing a primary fuel flow and the outer tubes form a secondary fuel passage for directing a secondary fuel flow, the secondary flow being greater than the primary flow.
Morenko Oleg
Patel Bhawan B.
Norton Rose Or S.e.n.c.r.l.,s.r.l./llp
Pratt & Whitney Canada Corp.
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