{HEAD ~ A pawl} is movably secured to {TAIL ~ the frame}, with an inner end thereof located in the clevis channel 
{ HEAD ~ A pawl } is movably secured to { TAIL ~ the frame } , with an inner end thereof located in the clevis channel
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH