GRINDING MIXER Russian patent published in 1995 - IPC

FIELD: equipment for fine grinding of dispersed material. SUBSTANCE: grinding mixer has mounted on a frame hollow toroidal housing with charging and discharging hatches; an arranged in the housing working organ in the form of a helix, kinematically with the aid of shafts connected with a drive unit, being a direct-current electric motor and having a pickup for detecting a power had been consumed; a direct current voltage source with controllable output, an adder with two inputs and with an output, joined with a driving winding of the electric motor; a direct current voltage source, connected with a first input of the adder, whose second input is connected with the consumable power pickup and with the direct current voltage source, in such a way, that the inputs of the adder are mutually opposite joined one with other. EFFECT: enhanced quality of grinding and mixing. 1 cl, 3 dwg