{HEAD ~ a slot} extending from surface portions of said lever member into said passageway and between said {TAIL ~ first and second openings}, 
extending between
{ HEAD ~ a slot } extending from surface portions of said lever member into said passageway and between said { TAIL ~ first and second openings } ,
HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH