Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Eric Durocher0
Pierre-Yves Legare0
Date of Patent
February 12, 2013
0Patent Application Number
125720660
Date Filed
October 1, 2009
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A mid turbine frame is disposed between high and low pressure turbine assemblies. A cooling air system defined in the mid turbine frame of a gas turbine engine includes internal cavities for containing pressurized cooling air to cool the inter-turbine duct and the hollow struts, and discharges the used cooling air to further cool respective high and low pressure turbine assemblies.
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