The combination 20, wherein one of said rollers is positioned in correspondence to a hook of {TAIL ~ said main conveyor} to permit disengagement of said rod means from a carrier prior to a return of {HEAD ~ said carriage} 
The combination 20 , wherein one of said rollers is positioned in correspondence to a hook of { TAIL ~ said main conveyor } to permit disengagement of said rod means from a carrier prior to a return of { HEAD ~ said carriage }
OTH 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 HEAD HEAD HEAD HEAD HEAD HEAD