When the wedge lever 54 turns further from the state shown in FIG 8B, the wedge lever 54 moves in an inclined direction along the tapered surface of the wedge lever 54, and is inserted into {HEAD ~ the space} between {TAIL ~ the two movable stockers} 
between
When the wedge lever 54 turns further from the state shown in FIG 8B , the wedge lever 54 moves in an inclined direction along the tapered surface of the wedge lever 54 , and is inserted into { HEAD ~ the space } between { TAIL ~ the two movable stockers }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 TAIL TAIL