As best illustrated in FIG 5, the shaft 109 rotates within {HEAD ~ a bushing} 114, which is mounted in {TAIL ~ a support} 115 which is, in turn, secured on the side frame 2 
As best illustrated in FIG 5 , the shaft 109 rotates within { HEAD ~ a bushing } 114 , which is mounted in { TAIL ~ a support } 115 which is , in turn , secured on the side frame 2
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH