{HEAD ~ A weighing scale} 9, wherein said {TAIL ~ side wall} is frusto conical, narrowing inwardly 
wherein
{ HEAD ~ A weighing scale } 9 , wherein said { TAIL ~ side wall } is frusto conical , narrowing inwardly
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH