Design and Features of Disc Tumbler Locks
– Disc tumbler locks are composed of slotted rotating detainer discs.
– They do not use springs, making them suitable for harsh conditions.
– Often used in outdoor locations like railroad and public utility installations.
– The original Abloy Classic design consists of a notched semi-cylindrical key.
– The key is inserted and rotated to align the slots and open the lock.
Difficulty and Security of Disc Tumbler Locks
– Disc tumblers are more difficult to pick than pin tumbler locks.
– Dedicated tools and more time are typically required to pick them.
– They cannot be bumped and may have false gates for added security.
– Anti-drilling plates can be installed to prevent destructive disabling.
– Cheaper locks can be bypassed by inserting a screwdriver or torque tool.
History and Development of Disc Tumbler Locks
– Emil Vilhelm Henriksson invented the disc tumbler lock in 1909.
– He applied for a patent in 1918 and formed the Ab Låsfabriken-Lukkotehdas Oy company.
– The company’s name was later shortened to Abloy.
Additional Resources on Disc Tumbler Locks
– Notes on picking pin tumbler locks and defeating Chinese disc detainers are available.
– Bosnianbill has provided insights on exploiting design defects and using torque tools.
Miscellaneous Information on Disc Tumbler Locks
– Disc tumbler locks are commonly used in railroad and public utility installations.
– They are known for their resistance to harsh weather conditions.
– Disc tumblers do not use springs, which sets them apart from other lock types.Sources: https://en.wikipedia.org/wiki/Disc_tumbler_lock
