Choose from disc and pin tumbler locking mechanisms keyed alike or keyed different with bright nickel or dull chrome finishes.
Disk tumbler lock mechanism.
A specially cut key rotates these discs like the tumblers of a safe.
This type contains slotted rotating discs.
Shop grainger s selection of sliding door locks to help safeguard against unwanted entry.
For our study purposes all lock mechanisms can be divided into three basic types.
The disc tumbler lock also known as the abloy disklock was invented by emil henriksson in 1907.
While the gates are misaligned the bar will be elevated in a way to jams up the internal workings of the lock.
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Accomplishing this will drop the cylinder s sidebar into the groove created by the disc s notches and open the lock.
Fjm security 3403as ka high security disc tumbler cam lock with 5 8 cylinder and chrome finish keyed alike.
Disc tumbler s lock mechanism when the correct key is turned 90 all disc s notches are aligned and the sidebar can drop in the groove green.
In this study unit.
The lock was invented by finnish founder of abloy emil henriksson 1886 1959 in 1907 and first manufactured under the abloy brand in 1918.
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Select from our offering of keyed cabinet locks and accessories of all types including electronic combination cabinet locks pin tumbler cabinet locks disc tumbler cabinet locks cam locks combination cabinet locks plunger locks ratchet showcase locks replacement cams replacement strikes and more.
Key operated lock mechanisms combination lock mechanisms and.
Disk detainer locks have as much variety as pin tumbler lever locks wafer locks etc.
This high security level lock was manufactured by abloy.
As a result they are best for places with severe conditions usually outdoor areas such as railroads and installations at public utilities.
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The disc tumbler lock mechanism varies from wafer tumbler locks and pin tumbler locks because it doesn t use springs.
Its main purpose is to restrict the movement of the plug.
Disc tumbler locks are composed of slotted rotating detainer discs.
Example a door lock could contain a warded mechanism pin tumbler mechanism or a disk tumbler mechanism depend ing on how it was made.
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When the right sized key for a disc tumbler lock is slid into the locking mechanism and turned every disc in the mechanism will rotate and align with the notches on the mechanism s perimeter.
In the other hand when an incorrect key is inserted the sidebar bind against the contour of the disc and block the plug s rotation.
The history of disc tumbler locks.
