{TAIL ~ Device} 1, wherein the positioning arm comprises a suction cup and a second cylinder which provides for an up and down movement of {HEAD ~ the suction cup} 
{ TAIL ~ Device } 1 , wherein the positioning arm comprises a suction cup and a second cylinder which provides for an up and down movement of { HEAD ~ the suction cup }
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 HEAD HEAD HEAD HEAD HEAD HEAD HEAD