F - Mech Eng,Light,Heat,Weapons – 01 – D
Patent
F - Mech Eng,Light,Heat,Weapons
01
D
F01D 9/02 (2006.01) F01D 9/06 (2006.01) F01D 25/12 (2006.01)
Patent
CA 2659489
A turbine nozzle for a gas turbine engine includes: (a) spaced-apart arcuate inner and outer bands (34, 32); (b) a hollow, airfoil-shaped turbine vane (30) extending between the inner and outer bands, the interior of the vane (30) defining at least a forward cavity (54) and a mid-cavity (56) positioned aft of the forward cavity (54); (c) a hollow impingement insert (60) received inside the mid-cavity (56), the impingement insert (60) having walls which are pierced with at least one impingement cooling hole; (d) a passage in the turbine vane (30) at a radially outer end of the forward cavity (54) adapted to be coupled to a source of cooling air; and (e) a passage in the inner band in fluid communication with a radially inner end of the forward cavity (54) and a radially inner end of the impingement insert (60).
Flodman David Allen
Gledhill Mark Douglas
Hooper Tyler Frederick
Manning Robert Francis
Shapiro Jason David
Company General Electric
Craig Wilson And Company
LandOfFree
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