RD191 engine for "Angara" LV family,and shows approaches to use its modernizations for Korean space launch-vehicle KSLV (RD151 engine), American "Antares" LV (RD181 engine), Russian Soyuz 2.1v (RD193 engine), as well as advanced Russian reusable rocket-space system MRKS (RD195 engine)....
;SOLUTION: A diaphragm-type carburetor of an internal combustion engine of a portable manual working unit is provided with a throttle valve arranged in an intake passage for combustion air, and this throttle valve is supported on the downstream side in the venturi section in the intake passage ...