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Gun safes may include additional security features such as fire or water protection, combination lock, digital lock, and fingerprint identification. [1] [2]Electronic locks as well as mechanical locks are available on many models of safes.
A Wordlock letter combination lock.. A combination lock is a type of locking device in which a sequence of symbols, usually numbers, is used to open the lock. The sequence may be entered using a single rotating dial which interacts with several discs or cams, by using a set of several rotating discs with inscribed symbols which directly interact with the locking mechanism, or through an ...
Many combination locks have three wheels, but the lock may be equipped with additional wheels, each with a drive pin and fly, in a similar manner. The number of wheels in the mechanism determines the number of specific dial positions that must be entered to open the lock, so a three-sequence combination is required for a three-wheel lock.
While manipulation of combination locks is usually performed on Group 2 locks, many Group 1 locks are also susceptible. The goal is to successfully obtain the combination one number at a time. [ 1 ] Manipulation procedures vary, but all rely on exploiting mechanical imperfections in the lock to open it, and, if desired, recover its combination ...
The factory side entrance of the Linden Avenue plant in Rochester, NY. At the base of the silos are a furnace (used to fire-test safes) and a rock pit (used for drop-testing safes from a height of 30 ft.) Brush & Co. moved into a new plant at 900 Linden Avenue in Rochester in 1968, with over 50,000 sq ft (5,000 m 2). In 1987, it began doing ...
Specifications for safes include some or all of the following parameters: Burglar-resistance; Fire-resistance; Environmental resistance (e.g., to water or dust) Type of lock (e.g., combination, key, time lock, electronic locking) Location (e.g., wall safe, floor safe) Smart safes as part of an automated cash handling system