FIELD: pneumatic and hydraulic automatics. SUBSTANCE: drive has summer, distributor and jet engine with rotor mechanically coupled with controlled object. Motion conversion mechanism is made in form of set of reversible clutches with worm and screw train with nut of screw train being built into worm wheel. Jet engine has one of supply inputs connected with nozzle in form of central hole coaxial with rotor shaft, and the other in form of circular groove. Central branch pipe has cylindrical belt arranged over its edge and ring branch pipe whose length is smaller than length of central branch pipe. Ring branch pipe has circular hole concentric with above indicated groove. In other design version, jet engine has one-way rotor and motion transmitting unit with possibility of reversing of controlled object, and passive arm in form of streamlined counterweight. EFFECT: enlarged operating capabilities. 8 cl, 9 dwg
