US Patent 8371127 Cooling air system for mid turbine frame
Patent 8371127 was granted and assigned to Pratt & Whitney Canada on February, 2013 by the United States Patent and Trademark Office.
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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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Patent Citations Received
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Patent Inventor Names
Eric Durocher0
Pierre-Yves Legare0
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US Patent 08371127 Cooling air system for mid turbine frame US Patent 8371127 Cooling air system for mid turbine frame
Infobox
Patent Number
083711270
Patent Number
83711270
Edits on 25 Mar, 2023
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
083711270
Date of Patent
February 12, 2013
0Patent Application Number
125720660
Date Filed
October 1, 2009
0Patent Primary Examiner
Edits on 15 Dec, 2021
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US Patent 08371127 Cooling air system for mid turbine frame
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
08371127
Date of patent
February 12, 2013
Patent application number
12572066
Date Filed
October 1, 2009
Patent primary examiner
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