Patent 10072577 was granted and assigned to Pratt & Whitney Canada on September, 2018 by the United States Patent and Trademark Office.
A buffer air cooler system for gas turbine engines disposed in a bypass duct of the engine, includes a housing for containing the buffer air cooler therein and an inlet portion attached to the housing. In one embodiment, the inlet portion has a double-skin configuration in at least one region of a top, bottom and sides of the inlet portion.