FEEDER Russian patent published in 2008 - IPC B65G53/46 

FIELD: construction.

SUBSTANCE: invention relates to devices for dispensing bulk materials inclined to arching and may be used in the food, construction, pharmaceutical, chemical, and other industries. The feeder consists of a hopper, a shell with charging and discharge nozzles, a rotor with vanes installed in the shell, and a filter. The rotor shaft and vanes are hollow and communicate with one another. The side surface of the vanes has holes. The inner volume of the vane is divided by a partition into sections so that air can be distributed uniformly along the side surface of the vane. The side surface of the vane has multi-layer filtering material with bore decreasing in the vane direction or screen attached.

EFFECT: allows to increase performance; to enhance dispensing process accuracy and feeder reliability.

2 dwg