This disclosure pertains to {HEAD ~ machinery} for expanding and inserting {TAIL ~ empty flexible bags} into an open carton 
for inserting
This disclosure pertains to { HEAD ~ machinery } for expanding and inserting { TAIL ~ empty flexible bags } into an open carton
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH