Patent 7241113 was granted and assigned to Rolls-Royce on July, 2007 by the United States Patent and Trademark Office.
An arrangement for reducing vorticity downstream of a turbine nozzle guide vane 34 in a gas turbine engine. The arrangement including directing cooling air through the guide vane 34 and out through outlets 40 in directions to counteract the wave vorticity produced downstream of the guide vane 34.