TURBOJET ADJUSTABLE NOZZLE Russian patent published in 2014 - IPC F02K1/82 

FIELD: engines and pumps.

SUBSTANCE: proposed nozzle has the case with heat protection barrier and flaps articulated with said case. Said heat protection barrier and said case make the cooling air channel, said barrier being composed of sections with side flanging. Barrier sections are arranged in circle and furnished with inserts with clips rigidly secured to said sections. Said clips are arranged inside said inserts at depth not smaller than clip thickness while said clips are welded and soldered to said sections. Side flanging features width decreased in cooling airflow direction.

EFFECT: reliable cooling of nozzle, longer life, higher reliability.

4 dwg