The present invention includes an apparatus for an active/inactive door system wherein {HEAD ~ an inactive door lock} prevents the locking of an active door lock unless the inactive door lock is first engaged in {TAIL ~ a locking position} 
The present invention includes an apparatus for an active / inactive door system wherein { HEAD ~ an inactive door lock } prevents the locking of an active door lock unless the inactive door lock is first engaged in { TAIL ~ a locking position }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL