Rolls-royce Corporation

Michael Creagh

Cedric Brett Harper

Ian Graham Martindale

Neil Humphries

A turbofan gas turbine engine () comprises a fan rotor () carrying a plurality of radially extending fan blades (). A fan blade containment assembly () surrounds the fan blades () and the fan blade containment assembly () comprises a generally cylindrical, or frustoconical, metal casing (). The casing () comprises an annular member () positioned axially upstream of the tip () of the fan blade (). The annular member () extends in a radially inwardly and axially downstream direction from the metal casing () towards the tip () of the fan blade. A set of cassettes () carries fan blade track panels (B,C,D). The cassettes () are secured to the metal casing () by axially extending members () on the upstream and downstream ends () of the cassettes () which locate on the annular member () and are secured to inserts () on the inner face of the casing ().

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Stillorgan, Ireland

Michael Creagh