The pressure ensures {HEAD ~ adequate contact} between {TAIL ~ the covering} and a counter shaft assembly which communicates magnetically with internal electronic circuitry 
between
The pressure ensures { HEAD ~ adequate contact } between { TAIL ~ the covering } and a counter shaft assembly which communicates magnetically with internal electronic circuitry
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH