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