CHAMBER SWINGING UNIT OF REHEAT LIQUID PROPELLANT ROCKET ENGINE Russian patent published in 2000 - IPC

FIELD: rocket manufacturing. SUBSTANCE: proposed unit has bellows with guard rings placed between bellows corrugations. Support rings are hermetically connected with gas duct and combustion chamber. Cardan ring installed outside the bellows is connected with support tings by hinge joints with load bearing brackets. Screen installed inside bellows consists of two telescopic cylindrical shells fitted one into the other with clearance. Cylindrical shells cantilever mounted on support rings form chamber. This chamber is connected with cooling working medium supply main line through service elements made in support rings and is connected with bellows unit space through clearance between shells. Casing is installed outside the guard rings. This casing is made in form of metal cylindrical spiral whose ends are connected with support rings. EFFECT: simplified design and supply of controls, provision of control of rocket thrust vector within wide range of control forces with chamber turned through required angles. 8 cl, 2 dwg