{HEAD ~ A boot} 1, wherein {TAIL ~ the said end} of the lever is formed as a round ended lip for engagement with said fixed seat 
wherein
{ HEAD ~ A boot } 1 , wherein { TAIL ~ the said end } of the lever is formed as a round ended lip for engagement with said fixed seat
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH