{HEAD ~ Joint} 50 is then formed by clinching flange 42 and {TAIL ~ frame} 48 as shown in FIG 6B 
is formed by clinching
{ HEAD ~ Joint } 50 is then formed by clinching flange 42 and { TAIL ~ frame } 48 as shown in FIG 6B
HEAD HEAD HEAD HEAD HEAD OTH REL OTH REL REL REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH