Patent ID: 11873721
Assignee: RTX CORPORATION
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 0:
1. A seal assembly for a gas turbine engine comprising:
a first side plate, a second side plate and a backing plate that extend circumferentially about an assembly axis;
a first brush seal and a second brush seal;
wherein the first and second brush seals are spaced apart by, and positioned on opposite sides of, the backing plate, the first brush seal is between the first side plate and the backing plate, the second brush seal is between the second side plate and the backing plate, the first brush seal is dimensioned to establish a first sealing relationship with a first gas turbine engine component, and the second brush seal is dimensioned to establish a second sealing relationship with a second gas turbine engine component; and
wherein the backing plate includes a main body extending between the inner periphery and an outer periphery and extending between first and second sidewalls on opposite sides of the main body, and wherein the first and second sidewalls are dimensioned such that the first and second brush seals slope outwardly from the outer periphery of the backing plate towards the inner periphery of the backing plate.