ROTOR MACHINE Russian patent published in 1998 - IPC

FIELD: pumps and hydraulic motors. SUBSTANCE: adjustment member is mounted inside body in opposition to end face of rotor for movement along its rotation axis. Working chamber is limited on one side by end face of rotor and on other side by adjustment member. Aids setting relative positions of doors are installed for change of their positions relative to rotor and are kinematically coupled to adjustment member. Positions of door with regard to rotor change with movement of adjustment member. EFFECT: expanded functional capabilities of guided-vane pumps of hydraulic motors. 4 cl, 2 dwg