{TAIL ~ The forked end} 51a of fork 51 is normally located between {HEAD ~ a pair} of plates 56, 57 mounted to the front section 11b of the fixed frame 11 
{ TAIL ~ The forked end } 51a of fork 51 is normally located between { HEAD ~ a pair } of plates 56 , 57 mounted to the front section 11b of the fixed frame 11
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH