The rocker pins move, with {HEAD ~ respect} to {TAIL ~ the bearing member}, when the platform moves horizontally and the suspension assembly is designed so that those pins will abut the bearing member to control platform horizontal motion 
to
The rocker pins move , with { HEAD ~ respect } to { TAIL ~ the bearing member } , when the platform moves horizontally and the suspension assembly is designed so that those pins will abut the bearing member to control platform horizontal motion
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL 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 OTH OTH OTH