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A Knox Box is a small, wall-mounted safe that holds building keys for fire departments, emergency medical services, and sometimes police to retrieve in emergency situations. [ 1 ] [ 2 ] The term "Knox-Box" is a brand name for such products produced by the American company Knox Associates, which does business as The Knox Company.
Three-point locking, or a multipoint lock, is a locking system installed in cabinet or locker doors to enable more secure locking. Whereas in single-point locking , the door on a cabinet locks only at the point where the key is turned, halfway up the edge of the door, three-point locking enables the top and bottom of the door to be ...
This is a trapped-key interlock on the door of an electrical switchgear cabinet. It is attached with one-way security screws to discourage casual removal, which would defeat the interlock scheme. Trapped-key interlocking utilizes locks and keys for sequential control of equipment and machinery to ensure safe operation. Trapped-key interlocks ...
The security is calculated by using ratings of tools and the attack time. The result is expressed in resistance units (RU). [25] EN 14450 is a testing standard for secure cabinets and strongboxes. The standard covers products meant for purposes where the security resistance required is less than that of EN 1143–1. [26]
Unican Security Systems Ltd. was a Canada-based company created by Aaron Fish in the 1960s and sold in 2000. At its sale (to Kaba Group), the company had over $800 million in sales annually and was the largest maker of key blanks and key copying machines in the world. [1]
The Bramah lock used a cylindrical key and keyhole, as does the current lock. The end of the key has a number of slots of different depths which, when inserted into the lock and pressed against spring tension, would depress a number of wafers to a specified depth and enable the key to turn and open the lock.