{HEAD ~ a retracted shafts position} placing the guide device into the floating state in which position {TAIL ~ the opposing shafts} are retracted to another maximum and leave the connecting interface free, allowing lateral displacement 
{ HEAD ~ a retracted shafts position } placing the guide device into the floating state in which position { TAIL ~ the opposing shafts } are retracted to another maximum and leave the connecting interface free , allowing lateral displacement
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH