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Locks and locking devices
Why Batteries in Safe Locks Fail by Ray Hearn
Battery failures account for 90%+ of electronic safe lock failures. Have you ever wondered just why? I will explain the how and why of battery related failures as well as teach you how to avoid the pitfalls of buying bad batteries.
Yale Anti Manipulation Lock
THE YALE ANTI-MANIPULATION LOCK by Carl Cloud Did you know that Yale made a ‘Manipulation Proof’ (MP) lock and bore the Underwriters’ Laboratory Group 1 label? Back in 1959, Yale advertised their combination lock of the ‘highest degree of security’ in the Locksmith Ledger. This three-wheel lock was identified as the Yale B30 lock. The four wheel lock model was labeled as the B40. ...
A brief history of the Chubb Detector lock
This week, we have Paul Prescott of Adelaide, Australia, to thank for an excellent article on the Chubb Detector lock, something which I think all serious locksmiths and safe engineers will be interested in. Paul also has an excellent site http://www.antique-locks.com/ if you wish to find out more about locks of the past....Bode-Panzer AG
The following pictures were posted on the old safe-engineers.com site and were taken by Igor Matanovic. As the pictures are so good and the lock is rare, I thought they should be posted back on the site again....
Rosengrens ABN
The Rosengrens ABN lock is a key-changeable, 8-lever lock that was used on most Rosengrens and Hadak products until it was replaced by the RKL-10 lock. ...
