F - Mech Eng,Light,Heat,Weapons – 01 – D
Patent
F - Mech Eng,Light,Heat,Weapons
01
D
F01D 9/04 (2006.01) F01D 25/24 (2006.01)
Patent
CA 2741711
A turbine nozzle (24) includes a row of vanes (38) extending radially between annular outer and inner bands (34,36). The outer band (34) includes a pair of radial flanges (46-52) defining an annular seal groove (54,56) therebetween. One of the flanges (46-52) is crenelated to improve nozzle life.
La présente invention concerne une ailette de turbine (24) comprenant une rangée d'aubes (38) s'étendant radialement entre les bandes annulaires externes et internes (34,36). La bande externe (34) comprend une paire de brides radiales (46 à 52) définissant une rainure de joint annulaire (54,56) entre elles. Une des brides (46 à 52) est crénelée pour augmenter la durée de vie de l'ailette.
Frost Wilson
Laflen James Harvey
Lee Ching-Pang
Scoggins Patrick Jarvis
Company General Electric
Craig Wilson And Company
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