A communications link mechanism that includes an inductive coupler mechanism provides {HEAD ~ communication} between {TAIL ~ the first and second ones} of the communication modules 
A communications link mechanism that includes an inductive coupler mechanism provides { HEAD ~ communication } between { TAIL ~ the first and second ones } of the communication modules
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH