The upper end of the link 62 is provided with a yoke 70 which is pivotally connected to {HEAD ~ an arm} 71 which is secured to {TAIL ~ the rotatable member} 60 
is secured to
The upper end of the link 62 is provided with a yoke 70 which is pivotally connected to { HEAD ~ an arm } 71 which is secured to { TAIL ~ the rotatable member } 60
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH