REUSABLE FIRST STAGE OF THE LAUNCH VEHICLE Russian patent published in 2023 - IPC B64G1/62 

FIELD: rocket and space technology.

SUBSTANCE: invention relates to the field of rocket and space technology, in particular, to solving the problem of creating and operating a reusable launch first stage of a light-class launch vehicle for launching automatic spacecraft into low and medium orbits. The reusable first stage of the launch vehicle contains six aircraft turbojet engines with afterburners mounted at equal angular intervals on the inner power body of the annular section, divided in height into three compartments, in which, from top to bottom, there are compactly stacked brake parachutes, a control system with a power supply and a fuel tank, and from the outside the engines it partially covers an external annular power housing rigidly connected to the inner housing, in which there are two compactly stacked inflatable shock absorbers, containers with compressed helium and gas equipment. Its fuel tank contains fuel necessary for the engines to operate only in landing mode.

EFFECT: present invention enables to increases the strength of the structure during operation.

3 cl, 4 dwg