BLADE OUTER AIR SEAL FOR A GAS TURBINE ENGINE

BLADE OUTER AIR SEAL FOR A GAS TURBINE ENGINE

An assembly for use in a turbine section (28) of a gas turbine engine (20), the assembly including: a blade outer air seal (70) having a forward end (78) and opposite aft end (80) and a pair of opposing sides (74, 76) extending between the forward end (78) and the opposite aft end (80); a blade oute...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: BARAINCA, Brian, CIAMARRA, Christina G, DABBS, Thurman Carlo
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
BLASTING
ENGINE PLANTS IN GENERAL
HEATING
LIGHTING
MACHINES OR ENGINES IN GENERAL
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES
STEAM ENGINES
WEAPONS
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Beschreibung
Zusammenfassung:An assembly for use in a turbine section (28) of a gas turbine engine (20), the assembly including: a blade outer air seal (70) having a forward end (78) and opposite aft end (80) and a pair of opposing sides (74, 76) extending between the forward end (78) and the opposite aft end (80); a blade outer air seal support (86), the blade outer air seal support (86) having a rail (92) with at least one scalloped opening (94), the rail (92) engaging a hook (82) located at the forward end (78) of the blade outer air seal (70) when the blade outer air seal is secured to the blade outer air seal support (86), wherein two points of contact (98) are made between the hook (82) and the rail (92) of the blade outer air seal support (86) when the blade outer air seal (70) is secured to the blade outer air seal support (86); and a vane platform (96), that receives and supports a rail (84) of the blade outer air seal (70), the rail (84) being located at the aft end (80) of the blade outer air seal (70) and the rail (84) extends continuously between the pair of opposing sides (74, 76) of the blade outer air seal (70), wherein a single point of contact (100) is made between the rail (84) of the blade outer air seal (70) and the vane platform (96) when the blade outer air seal (70) is secured to the vane platform (96).