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