Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Anthony J Moran0
Michael Whiteman0
Alistaire S Holt0
Michael A MacQuisten0
Date of Patent
June 23, 2009
0Patent Application Number
112592680
Date Filed
October 27, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A combustor wall of a gas turbine engine is provided with an acoustic damper component. The component has a first metering passage, a first damping chamber, a first damping passage, a second damping chamber and a second damping passage. Air flows through the damper to be ejected into the combustion chamber from the second damping passage at a selected velocity and volumetric flow. The flow being sufficient to damp instabilities from the combustion process.
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