enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Tubular pin tumbler lock - Wikipedia

    en.wikipedia.org/wiki/Tubular_pin_tumbler_lock

    A tubular lock and key. A tubular pin tumbler lock, also known as a circle pin tumbler lock, radial lock, or the trademark Ace lock popularized by manufacturer Chicago Lock Company since 1933, is a variety of pin tumbler lock in which a number of pins are arranged in a circular pattern, and the corresponding key is tubular or cylindrical in shape.

  3. Positive locking device - Wikipedia

    en.wikipedia.org/wiki/Positive_locking_device

    A wheel hub with a castellated nut secured in the center using a cotter pin to prevent it from unscrewing. A positive locking device is a device used in conjunction with a fastener in order to positively lock the fastener.

  4. 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.

  5. Glossary of locksmithing terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_locksmithing_terms

    It has varying lengths, corresponding to the key's bitting cuts. When the pins are above the plug, the key pin is also known as the bottom pin. Lock housing The lock housing is the part of the lock that does not move when the lock is opened. It is responsible for transferring the action of the key to the bolt. [7] Master pin

  6. Safety wire - Wikipedia

    en.wikipedia.org/wiki/Safety_wire

    A safety wire is used to ensure proper security for a fastener. The wire needed is long enough to reach from a fixed location to a hole in the removable fastener, such as a pin — a clevis fastener, sometimes a linchpin or hitch-pin through a clevis yoke for instance — and the wire pulled back upon itself, parallel to its other end, then twisted, a single end inserted through a fastener ...

  7. Lock bumping - Wikipedia

    en.wikipedia.org/wiki/Lock_bumping

    Certain clicking and vibrating tools designed for bumping can also be used. These allow for rapid repetition of bumping. Though some locks have advertised "bump proof" features, only a rare few key-pin locks cannot be bumped. A different tool with a similar principle of operation is a pick gun. [3]

  8. Lock and Key - Wikipedia

    en.wikipedia.org/wiki/Lock_and_Key

    Tools. Tools. move to sidebar hide. Actions Read; ... Print/export Download as PDF; Printable version; In other projects

  9. Locksmithing - Wikipedia

    en.wikipedia.org/wiki/Locksmithing

    Thus locksmithing, as its name implies, is the assembly and designing of locks and their respective keys by hand. Most locksmiths use automatic and manual cutting tools to mould keys; most are power tools having battery or mains electricity as their power source.