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