Importance

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Abstract

An access control chamber security system with a security chamber having an aluminum frame and an entrance door and an exit door, a metal detector located within the access control chamber to detect a weapon being carried within the chamber, locks on the doors and control means to prevent the doors from being opened at the same time or prevent the exit door from opening when a weapon is detected, and including improvements such as a side frame member with a cutout section having an insulated member placed therein to provide an open electrical loop in the side frame member, the metal detector having a plurality of coils located in a plurality of zones, a three second time delay from when the manually operated exit door is opened to when the lock on the exit door is re-activated, ballistic fiberglass disposed within a hollow section of the aluminum frame members, floor contact pads with nitrogen disposed within the pads surrounding the metal plates formed therein, a floor contact pad having a plurality of induction coils therein to act as a metal detector for a weapon placed on the floor, a vibration sensor or seismic detector associated with the controls of the access control chamber system to unlock the doors in the event of an earthquake or a bomb explosion, and the lock box covering up the magnetic locks having bullet-resistant capabilities. The vibration sensor includes a magnet hanging from a thin wire, and in close proximity to a normally opened contact switch such that displacement of the magnet closes the contact switch.

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First Claim