Patent ID: 8171864

Claim:
A system for creating an illusion of a mantrap, screening visitors and for controlling the movement of visitors, the system comprising: a) an exterior door attached to an exterior wall of a building; b) an interior door secured within an first interior wall; c) the first interior wall being attached perpendicularly the exterior wall; d) a second interior wall attached perpendicularly to the exterior wall; e) a third interior wall in a parallel position to the exterior wall and attached perpendicularly to the first and second interior walls; f) a safety chamber defined by an interior floor, interior ceiling, the interior door secured within the first interior wall, the second and third interior walls, the exterior wall and exterior door; g) a protected interior space defined by the first interior wall, interior door and a structure housing the remaining protected interior space; h) when the exterior door is in a locked state, the exterior door is operable by a person within the safety chamber and the exterior door is not operable by a person exterior to the exterior door; i) when the interior door is in a locked state, the interior door is operable by a person within the protected interior space and the interior door is not operable by a person within the safety chamber; j) the exterior door is attached to a door closing mechanism; when the exterior door closes, a person within the safety chamber will hear a locking sound created by a door strike and door catch assembly; k) the exterior door having an exterior side; l) a sign attached to the exterior side of the exterior door, with the sign warning of the presence of weapon detection equipment; m) a communication system and microphone located within the safety chamber and attached to an interior wall, with the communication system providing means for an operator of the system to communicate with a person within the safety chamber; and n) a protocol of operation comprising: i. placing the exterior door in an unlocked state; ii. upon entry into the safety chamber by a first person the exterior door closes and is placed into a locked state for a predetermined amount of time; iii. an operator of the system unlocks the interior door to allow the first person into the protected interior space, or the operator leaves the interior door in a locked state; and iv. if the predetermined amount of time expires and a second person joins the first person within the safety chamber, an operator of the system leaves the interior door in a locked state.