Patent ID: 6253540
Filing Date: 2001-07-03
Classification: F02K,F05D

Abstract:
An apparatus for suppressing infrared radiation emitted from hot metal parts at an aft end of a gas turbine engine and from a stream of hot exhaust gases flowing therefrom during operation of the engine comprising:a duct for receiving the stream of hot exhaust gases from said engine, said duct adapted to generally confine said exhaust gases to flow through said duct;one or more baffles located within said duct for splitting said hot exhaust gases and for obstructing line-of-sight viewing of said hot metal parts when said engine is viewed from an aft direction; andmeans for releasably connecting said one or more baffles within said duct whereby said one or more baffles can be removed from said duct, said means for releasably connecting said one or more baffles comprising baffle end plates that can be slidably engaged with an interference fit between flaps in a sealing relationship.