The power supply 69 may be connected to {HEAD ~ the conductors} 56 that are connected to {TAIL ~ the actuator} 68 and may also be connected to the conductors 56 in the interior of the tube 50 
are connected to
The power supply 69 may be connected to { HEAD ~ the conductors } 56 that are connected to { TAIL ~ the actuator } 68 and may also be connected to the conductors 56 in the interior of the tube 50
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH