{HEAD ~ The cutter plate} 80, in the fully retracted position shown in FIGS 1 and 3, is substantially enclosed by {TAIL ~ the support frame structure} 12 
is substantially enclosed by
{ HEAD ~ The cutter plate } 80 , in the fully retracted position shown in FIGS 1 and 3 , is substantially enclosed by { TAIL ~ the support frame structure } 12
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH