Glossary of Terms

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I

  1. IC Core (Interchangeable Core)

    IC Core (Interchangeable Core)

    A compact keying mechanism in a specific "small format" figure-eight shape.
    Related Categories –
    Locks, Cylinders, Cores, Keyblanks

  2. Inactive Door (or Leaf)

    In a pair of doors, the leaf that generally does not move may be secured by flush bolts. 
    Related Categories –
    Door Closers and Operators

  3. Indicator Button

    A device used in connection with a hotel lock to indicate whether or not the room is occupied. 
    Related Categories –
    Locks, Cylinders, Cores, Keyblanks

  4. Invisible Hinge

    A hinge so constructed that no parts are exposed when the door is closed. 
    Related Categories –
    Hinges and Pivots
    Related Terms –
    Hinge
Glossary
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