Patent ID: 11959389
Assignee: PRATT & WHITNEY CANADA CORP.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 7:
8. A turbine shroud assembly comprising:
a turbine support case extending circumferentially around an axis; and
a circumferentially segmented turbine shroud supported by the turbine support case, the circumferentially segmented turbine shroud including a plurality of shroud segments, each shroud segment having:
a platform;
a forward hook and an aft hook of the platform projecting radially outwardly from a radially outer surface of the platform, each hook having a radially extending leg portion and an axially extending rail portion;
a pin receiving hole extending through the radially extending leg portion of the aft hook; and
a pin removably installed in the pin receiving hole, the pin having a shank portion securely engaged in the pin receiving hole and a head portion loosely received in a localisation slot defined in a distal end of a rail portion of an aft hook of a shroud support structure of the turbine support case, the head portion positioned radially between the radially outer surface of the platform and the axially extending rail portion of the aft hook of the platform.