JET NOZZLE WITH CONTROLLED THRUST VECTOR FOR JET TURBINE ENGINE Russian patent published in 2012 - IPC F02K1/12 F02K1/04 

FIELD: engines and pumps.

SUBSTANCE: jet nozzle with controlled thrust vector of jet turbine engine contains housing, convergent and divergent flaps and controlling ring connected by power rods to divergent flaps. Between controlling ring and divergent flap there is three-link installed containing lever hinged to aft flange of nozzle housing, bracket hinged to forward part of divergent flap, and additional rod connecting lever and bracket. Lever is connected to controlling ring by intermediate rod, bracket is connected to divergent flap by axis transverse to the flap, and power rod is provided with additional bracket with rollers in guides made on divergent flap.

EFFECT: increasing reliability of nozzle and reducing its weight due to identical turn angles of divergent flaps.