Adjusting plate 5 is prevented from rotating by {HEAD ~ means} of bosses on {TAIL ~ said adjusting plate} that protrude into antirotation notches 19 
Adjusting plate 5 is prevented from rotating by { HEAD ~ means } of bosses on { TAIL ~ said adjusting plate } that protrude into antirotation notches 19
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH