The assembly 5 in which the latch member cannot be disengaged without raising one wheel of {HEAD ~ each set} off {TAIL ~ the ground} by pressing the lever means into said fulcrumming engagement 
off
The assembly 5 in which the latch member can not be disengaged without raising one wheel of { HEAD ~ each set } off { TAIL ~ the ground } by pressing the lever means into said fulcrumming engagement
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH