TORQUE FLOW PUMP Russian patent published in 1996 - IPC

FIELD: manufacture of pumps for control of output of torque flow pump due to employment of radial suction device with adjustable passage area. SUBSTANCE: profiled head 8 of suction device 2 of torque flow pump is made in the form of body of revolution with tight surface. Central portion of head 8 is arranged inside housing 1 and its peripheral portion is arranged outside housing 1. Axial motion of head 8 relative to housing 1 provides for forming adjustable radial passage of suction device 2. EFFECT: enhanced efficiency. 2 cl, 1 dwg