VERTICAL DYNAMIC PUMP Russian patent published in 1997 - IPC

FIELD: industries where minimum disintegration of structure is required. SUBSTANCE: pump has hollow rotor made in form of truncated cone and mounted on shaft; pump is provided with at least one additional rotor which is equidistant relative to inner surface. Upper portion of rotor is provided with circular row of outlet holes. Additional rotor is provided with independent rotation drive. Availability of additional rotor makes it possible to increase suction capacity of pump due to increase of working surfaces intensifying lift of liquid. EFFECT: increased suction capacity of pump. 1 dwg