SECURITY SYSTEM COMPRISING A BALLISTIC SCREEN

摘要

A security system for use on a flight deck, comprising a ballistic screen (1) which is moveable reciprocably between respective open and closed positions across an opening to permit or prevent access therethrough and securing means (18) which is associated with the ballistic screen (1), which is engagable with complimentary securing means (20) associated with one side (11) of the opening and which, when so engaged, secures the screen (1) in its closed position across the opening and is inaccessible from the other side of the opening.