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  2. Pin tumbler lock - Wikipedia

    en.wikipedia.org/wiki/Pin_tumbler_lock

    The first known example of a tumbler lock was found in the ruins of the Palace of Khorsabad built by king Sargon II (721–705 BC.) in Iraq. [1] Basic principles of the pin tumbler lock may date as far back as 2000 BC in Egypt; the lock consisted of a wooden post affixed to the door and a horizontal bolt that slid into the post.

  3. Lock bumping - Wikipedia

    en.wikipedia.org/wiki/Lock_bumping

    Trap pins that engage when a pin does not support them will jam a lock's cylinder. Another countermeasure is shallow drilling, in which one or more of the pin stacks is drilled slightly shallower than the others. If an attempt is made on a lock that has shallow-drilled pin stacks, the bump key will be unable to bump the shallow-drilled pins ...

  4. Electromagnetic lock - Wikipedia

    en.wikipedia.org/wiki/Electromagnetic_lock

    The most remarkable is the shear lock, where the armature does not directly pull off the face, but the load is instead in shear, like a mechanical stop. The shear magnetic lock allows a door to swing in both directions, as opposed to the original (and now ubiquitous) direct pull type, which normally works either in an in-swing or out-swing ...

  5. Wafer tumbler lock - Wikipedia

    en.wikipedia.org/wiki/Wafer_tumbler_lock

    A common type of wafer tumbler lock, usually found on desk drawers, office cabinets, lockers and electrical panels. A wafer tumbler lock is a type of lock that uses a set of flat wafers to prevent the lock from opening unless the correct key is inserted.

  6. Disc tumbler lock - Wikipedia

    en.wikipedia.org/wiki/Disc_tumbler_lock

    The underside of a disc tumbler lock A key for a disc tumbler lock. A disc tumbler or disc detainer lock is a lock composed of slotted rotating detainer discs. The lock was invented by Finnish founder of Abloy, Emil Henriksson (1886–1959) in 1907 and first manufactured under the Abloy brand in 1918.

  7. NYT ‘Connections’ Hints and Answers Today, Thursday, December 12

    www.aol.com/nyt-connections-hints-answers-today...

    Related: The 26 Funniest NYT Connections Game Memes You'll Appreciate if You Do This Daily Word Puzzle. Hints About Today's NYT Connections Categories on Thursday, December 12. 1. All of these ...

  8. Padlock - Wikipedia

    en.wikipedia.org/wiki/Padlock

    Padlocks with integrated locking mechanisms are characterized by a design that does not allow disassembly of the padlock. They are usually older than padlocks with modular mechanisms and often require the use of a key to lock. The more modern modular locking mechanisms, however, do not directly employ the tumblers to lock the shackle.

  9. Today's Wordle Hint, Answer for #1259 on Friday, November 29 ...

    www.aol.com/lifestyle/todays-wordle-hint-answer...

    SPOILERS BELOW—do not scroll any further if you don't want the answer revealed. The New York Times. Today's Wordle Answer for #1259 on Friday, November 29, 2024.

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