Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by general context]
6. hardware (components)
7. [hardware by form]
8. finish hardware (hardware)
9. [securing devices and securing device components]
10. securing devices

Narrower term/s

• [locks by form][+]
  • bit key locks
  • combination locks
  • cylinder locks
  • deadlocks
  • janus-face locks
  • key changing locks
  • lever tumbler locks
  • master-keyed locks [+]
    • duplex locks
    • hotel locks
  • mortise locks [+]
    • integral locks
    • rabbeted locks [+]
      • half-rabbeted locks
    • mortise rack bolts
  • patio locks
  • preassembled locks
  • reverse bevel locks
  • reversible locks
  • subtreasury locks
  • rim locks [+]
    • tubular locks
    • auxiliary rim locks
  • three-point locks
  • time locks [+]
    • subsequent locks
    • instant locks
  • upright locks
  • warded locks
  • guarded front locks
  • knob locks
  • bored locks
  • padlocks
  • splitting-spring locks
• [locks by location or context][+]
  • asylum locks
  • door locks [+]
    • combined store-door locks
    • communicating-door locks
    • French-door locks [+]
      • espagnolette bolts
      • cremorne bolts
    • front-door locks
    • permutation locks
    • prison locks [+]
      • jamb locks
      • hasp locks
    • room-door locks
    • sliding-door locks
    • vestibule-door locks
    • office locks
    • store-door locks
    • panic bolts (securing device components) [NP]
  • furniture locks [+]
    • cabinet locks [+]
      • push-pull cabinet locks
    • cupboard locks
    • desk locks
    • drawer locks
  • window locks [+]
    • air conditioning locks
  • ship locks

Anotations

Scope note:

Various types of securing devices used to secure openings or containers, traditionally consisting of a dead bolt or system of bolts and operated by a key or similar device, but today, by extension, may include other locking devices that may have other forms.