{TAIL ~ first and second screw conveyor members} rotatably mounted adjacent the bottom of {HEAD ~ said sloped hopper bottom} 
{ TAIL ~ first and second screw conveyor members } rotatably mounted adjacent the bottom of { HEAD ~ said sloped hopper bottom }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD