Preferably {HEAD ~ the articulated connection} is of a “hide away” type and comprises {TAIL ~ a movable member} to which the plug is constrained so as to present a number of degrees of freedom 
Preferably { HEAD ~ the articulated connection } is of a “ hide away ” type and comprises { TAIL ~ a movable member } to which the plug is constrained so as to present a number of degrees of freedom
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH