The driving motor 44 is connected to a power supply 81 and to {HEAD ~ a switch} 82 which has {TAIL ~ an actuating button} 83 
has
The driving motor 44 is connected to a power supply 81 and to { HEAD ~ a switch } 82 which has { TAIL ~ an actuating button } 83
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH