FIELD: transport, agriculture; hydraulic motors and pumps for transport and agricultural machines. SUBSTANCE: sealing rollers 6,20 with spaces 21 are installed in middle of blades and in middle of toothed sectors of locks 14. Check valves 23 are installed in roller spaces. EFFECT: increased volumetric efficiency, reduced radial dimensions at increased speed. 4 dwg
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RU2030597C1 |
