An inclined ramp is located on the loading station; a carrier is movably mounted on the ramp so as to be capable of being elevated from adjacent to {HEAD ~ the lower end} of the ramp to adjacent to {TAIL ~ the upper end} of the ramp 
to adjacent to
An inclined ramp is located on the loading station ; a carrier is movably mounted on the ramp so as to be capable of being elevated from adjacent to { HEAD ~ the lower end } of the ramp to adjacent to { TAIL ~ the upper end } of the ramp
OTH OTH OTH OTH OTH OTH OTH OTH 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 HEAD HEAD OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH