FIELD: power engineering: engines, pumps, compressors. SUBSTANCE: machine has stator, driving rotor installed for rotation and provided with at least one tooth, at least one driven toothed sealing disk installed for rotation and engagement with driving rotor, and working medium inlet and outlet. Closed driving rotor has at least one slot concentric to its axis of rotation. Rotor tooth is wound on ring. Stator has partition resting on ring and concentric to axis of rotation of driving rotor and arranged in slot of rotor. Ring and partition have at least one slot accommodating driven toothed sealing disk. EFFECT: enlarged processing and operating capabilities, increased efficiency and specific power, compact design. 1 cl, 7 dwg
