Upon {TAIL ~ the forward movement} of the outer panel from its substantially rearward wholly opened position, a locking mechanism locks {HEAD ~ the inner panel} in a position in which the handgrip remains inaccessible 
Upon { TAIL ~ the forward movement } of the outer panel from its substantially rearward wholly opened position , a locking mechanism locks { HEAD ~ the inner panel } in a position in which the handgrip remains inaccessible
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH