An assembly 3, wherein said control means comprises at least two opposed idler wheels and {TAIL ~ a biasing means} for biasing said opposed idler wheels against opposite sides of the belt spans to assist in preventing {HEAD ~ spillage} of articles from between the belts 
An assembly 3 , wherein said control means comprises at least two opposed idler wheels and { TAIL ~ a biasing means } for biasing said opposed idler wheels against opposite sides of the belt spans to assist in preventing { HEAD ~ spillage } of articles from between the belts
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH