Patent ID: 11959390
Assignee: PRATT & WHITNEY CANADA CORP.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 15:
16. An assembly for a gas turbine engine, comprising:
an exhaust outer duct wall extending circumferentially around and axially along an axis;
a first circumferential stiffener projecting radially out from and circumscribing the exhaust outer duct wall;
a second circumferential stiffener projecting radially out from and circumscribing the exhaust outer duct wall; and
a plurality of axial stiffeners arranged circumferentially about the axis in an array, each of the plurality of axial stiffeners projecting radially out from the exhaust outer duct wall, and each of the plurality of axial stiffeners extending axially between the first circumferential stiffener and the second circumferential stiffener.