The inclusion of images instead of numbers is the innovation in this combination lock
While palm readers can produce trails for doors, keys and combination locks
on cabinets can only show which card, not necessarily which user, accessed the data.
The size and scope of the padlock and combination lock
market is massive, with an estimated 40 million locks sold totaling in excess of $600 million in the United States alone.
Stack-On's more robust free-standing safes come equipped with combination locks
"Therefore, we added push-button combination locks
onto these cabinets.
From simple key locks that mirror the performance of a desk lock to small padlocks, three-row combination locks
and sophisticated electronic locks requiring push-button codes, you can choose the one you are most comfortable with.
The safes have rounded corners for added safety, adjustable shelves and drawers inside them, easy-to-read combination locks
, a single hinge door, double security combination key and lock, and are UL listed.
The Scrambler, made by Sargent & Greenleaf, Inc., of Nicholasville, Kentucky is different than ordinary mechanical, three-wheel combination locks
because it automatically repositions, or scrambles, the lock's wheels the instant the lock's bolt is retracted.
Computer rooms with combination locks
and supervised access can go a long way toward preventing later problems.
"The effect," says Diffie, "is very much like that of the little keyhole in the back of the combination locks
used on the lockers of schoolchildren.
Several brands of cable and combination locks