FIELD: textile machinery and machines for production of chemical fibers. SUBSTANCE: inductor of device is made of two semicylindrical rotors with helical teeth, the reactive member with helical teeth is ferromagnetic and carries receiver reel with package. Windings of each semicylindrical stator are connected to source of controllable frequency across power switches whose control inlets are connected to automatic control system in which the sensitive element is formed by reaction member position transmitter. EFFECT: improved design. 2 cl, 8 dwg
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