an input section disposed at {HEAD ~ an upstream region} of {TAIL ~ the frame assembly} and defining a material flow path running between the first and second lateral support plates 
of
an input section disposed at { HEAD ~ an upstream region } of { TAIL ~ the frame assembly } and defining a material flow path running between the first and second lateral support plates
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH