As those skilled in the art will readily appreciate the reverse situation is possible, with pivot pins mounted on {HEAD ~ the supporting arms} extending inwards and received in {TAIL ~ bushings} within the central beam 
received in
As those skilled in the art will readily appreciate the reverse situation is possible , with pivot pins mounted on { HEAD ~ the supporting arms } extending inwards and received in { TAIL ~ bushings } within the central beam
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH