Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 17, 2019
Patent Application Number
13366447
Date Filed
February 6, 2012
Patent Citations Received
...
Patent Primary Examiner
Patent abstract
A gas turbine engine includes a buffer system that communicates a buffer cooling air to at least one bearing structure and at least one shaft of the gas turbine engine. The buffer system includes a first bleed air supply and a conditioning device that conditions the first bleed air supply to render the first buffer supply air at an acceptable temperature to pressurize the at least one bearing structure and cool the at least one shaft.
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