The synchronizer 33, wherein the first stop mechanism includes a limit switch mounted to one of the vehicle and the room, the limit switch being actuated when {HEAD ~ the room} is moved into {TAIL ~ the retracted position} 
is moved into
The synchronizer 33 , wherein the first stop mechanism includes a limit switch mounted to one of the vehicle and the room , the limit switch being actuated when { HEAD ~ the room } is moved into { TAIL ~ the retracted position }
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 REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL