PROPORTIONING FEEDER FOR GRANULAR MATERIALS Russian patent published in 2017 - IPC B65G33/14 B65G33/24 

FIELD: mechanical engineering.

SUBSTANCE: proportioning feeder for granular materials includes a motor, boot reservoir, body, screw, bearing assembly and the main feeder outlet, and the cylindrical coil spring, tension and release of which is provided by the solenoid. Solenoid and engine control is provided by electronic device control. Excess material passing through the gaps formed by the spring turns, are poured into the collector.

EFFECT: possibility of a regulated material feed to the work area, without changing the number of motor revolutions.

2 dwg