In each of the above described embodiments {HEAD ~ only a single fixing means} for {TAIL ~ the container} relative to the movable crosspiece has been described and shown in the drawings 
In each of the above described embodiments { HEAD ~ only a single fixing means } for { TAIL ~ the container } relative to the movable crosspiece has been described and shown in the drawings
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH