SCREW FEEDER Russian patent published in 2012 - IPC B65G65/46 

FIELD: machine building.

SUBSTANCE: screw feeder comprises a body and a screw, lined by the material permeable to liquids and gases to form cavities communicated with a source of working body, and the transition node between the feeder and transport route, which is lined inside by the material permeable to gas and liquid to form a cavity communicated with the source of working body. Discharge end of the shaft leans on the outboard bearing.

EFFECT: provision of laminar regime of motion of the mixture along the pipe, removal of radial runout of the shaft.

3 dwg