MID-TURBINE FRAME AND GAS TURBINE WITH A MID-TURBINE FRAME

摘要

A mid-turbine frame (57) is provided. The mid-turbine frame (57) may comprise an inner case (110) having an annular surface (112) with an interface section (120) disposed on the annular surface (112). The interface section (120) may include an interface feature (118). A balancing section (116) may be disposed on the annular surface (112) defining an opening (114) and disposed circumferentially adjacent the interface section (120).