At the folding station 316, the bottom portion of the rim 303a would be folded onto itself to allow for {HEAD ~ positioning} of the disc onto {TAIL ~ the shoulder} 
At the folding station 316 , the bottom portion of the rim 303a would be folded onto itself to allow for { HEAD ~ positioning } of the disc onto { TAIL ~ the shoulder }
OTH OTH OTH OTH 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 REL TAIL TAIL TAIL TAIL TAIL TAIL