Preferably, just as {TAIL ~ the preform} 38 is fully expanded within the cavity 44, {HEAD ~ the anvil} 48 is moved to its fully extended second position to fully form the pocket 16 
Preferably , just as { TAIL ~ the preform } 38 is fully expanded within the cavity 44 , { HEAD ~ the anvil } 48 is moved to its fully extended second position to fully form the pocket 16
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH