enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Mortise lock - Wikipedia

    en.wikipedia.org/wiki/Mortise_lock

    Again, the term refers to the lock mechanism, so a lock can be both a mortise lock and a lever tumbler lock. In the modern lever tumbler lock, the key moves a series of levers that allow the bolt to move in the door. [5] Pin tumbler lock, commonly used for mortise locks in the US. The next major innovation to mortise lock mechanisms came in 1865.

  3. Schlage - Wikipedia

    en.wikipedia.org/wiki/Schlage

    However, Schlage's key invention was the bored cylindrical lock, which evolved through several iterations, including a 1917 filing for a mortise mechanism which locked when the knob was tilted, [5] one in April 1920 for a lock requiring one hole and a surface rabbet rather than a complex mortise pocket, [6] and another the same year in October ...

  4. Walter Schlage - Wikipedia

    en.wikipedia.org/wiki/Walter_Schlage

    It was mostly used on interior doors, [9] where it replaced the older Mortise lock. [10] Schlage's new company grew quickly and into larger facilities throughout the 1920s. The company was manufacturing 20,000 locks per month in 1925. [7] In 1927, Schlage partnered with a San Francisco businessman and financier, Charles H. Kendrick. [11]

  5. Bitting (key) - Wikipedia

    en.wikipedia.org/wiki/Bitting_(Key)

    This is a type of key where the individual cuts are designed to engage chisel-pointed pins in high-security locking systems manufactured by Medeco and Emhart. These angled cuts are designed to lift each tumbler to a predetermined height to the shear line and to rotate them to a specific angle to engage a sidebar mechanism (Medeco) (this is also used in Schlage Primus) or to line up an ...

  6. Door handle - Wikipedia

    en.wikipedia.org/wiki/Door_handle

    This is an accepted version of this page This is the latest accepted revision, reviewed on 5 February 2025. Device to open or close door Various examples of door handles throughout history A door handle or doorknob is a handle used to open or close a door. Door handles can be found on all types of doors including: exterior doors of residential and commercial buildings, internal doors, cupboard ...

  7. Glossary of locksmithing terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_locksmithing_terms

    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 In a pin tumbler lock, a master pin is an optional, usually short, disk-like pin placed between the top and bottom pins. Its purpose is to allow two differently-cut keys to ...

  8. Lockset - Wikipedia

    en.wikipedia.org/wiki/Lockset

    Metal fire-resistance rated door with a lockset consisting of a locking latch bolt operated by lever handle with an escutcheon that encompasses the locking mechanism.. A lockset (alternatively lock set) is the hardware and components that make up the locking or latching mechanism that can usually be found on a door or other hinged object but can also include sliding doors and dividers. [1]

  9. Interchangeable core - Wikipedia

    en.wikipedia.org/wiki/Interchangeable_core

    The electronic lock core is the same as the mechanical lock core, which can be directly modified into the existing mechanical lock. Different from the mechanical lock core, the electronic lock core integrates a miniature electronic single-chip microcomputer , there is no mechanical keyhole, and only three metal contacts are retained. [ 4 ]