When the projections are loops of wire welded to the bushing and frame, the elastomer flows into {HEAD ~ the loops} providing {TAIL ~ better engagement} 
providing
When the projections are loops of wire welded to the bushing and frame , the elastomer flows into { HEAD ~ the loops } providing { TAIL ~ better engagement }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL