LIQUID-PROPELLANT ROCKET ENGINE PLANT Russian patent published in 2001 - IPC

FIELD: space engineering; non- expendable space systems. SUBSTANCE: engine plant includes central and side propellant component tanks, modular combustion chambers, external expansion nozzle made in form of metal central body which performs function of lower bottom for central tank; it is provided with regenerative cooling line; upper portion of central of central tank is made from composite material on base of carbon-filled plastic; plant is provide with circular load-bearing frame and frame for securing the central tank which is made in form of rods with articulation units for securing each rod to central tank and to load-bearing circular frame; upper portion of central tank is mounted at spaced relation to circular frame and payload. EFFECT: facilitated manufacture; reduced mass of upper portion of central tank due to exclusion of engine plant from its load- bearing system. 3 dwg