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