The eccentric 28 includes a peripheral thrust collar 30 and by {HEAD ~ means} of {TAIL ~ journal bearings} 32 and bearing elements 34 forming part of a thrust bearing together with the thrust collar 30 
of
The eccentric 28 includes a peripheral thrust collar 30 and by { HEAD ~ means } of { TAIL ~ journal bearings } 32 and bearing elements 34 forming part of a thrust bearing together with the thrust collar 30
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH