Master keying, the Glossary

Table of Contents

1. 4 relations: Fire brigade key, Pin tumbler lock, Skeleton key, Tree (graph theory).

2. Locksmithing

Fire brigade key

Fire brigade keys are a set of standardized keys used in the United Kingdom to secure items which need to be kept locked against casual interference, but still need to be quickly and easily accessed in an emergency by fire brigades and other emergency services. Master keying and fire brigade key are Locksmithing.

See Master keying and Fire brigade key

Pin tumbler lock

The pin tumbler lock, also known as the Yale lock after the inventor of the modern version, is a lock mechanism that uses pins of varying lengths to prevent the lock from opening without the correct key.

See Master keying and Pin tumbler lock

Skeleton key

A skeleton key (also known as a passkey) is a type of master key in which the serrated edge has been removed in such a way that it can open numerous locks, most commonly the warded lock. Master keying and skeleton key are Locksmithing.

See Master keying and Skeleton key

Tree (graph theory)

In graph theory, a tree is an undirected graph in which any two vertices are connected by path, or equivalently a connected acyclic undirected graph.

See Master keying and Tree (graph theory)

See also

Locksmithing

• Berlin key
• Bitting (key)
• Book clasp
• Bramah lock
• Car key
• Combination lock
• Dead bolt
• Disc tumbler lock
• Door loop
• Fire brigade key
• Glossary of locksmithing terms
• Household hardware
• Interchangeable core
• Jamb
• Key blank
• Key code
• Key control
• Key duplication
• Key relevance
• Key retainer
• Key switch
• Keycard lock
• Keychain
• Lock and key
• Lock bumping
• Lock bypass
• Lock picking
• LockPickingLawyer
• Locksmithing
• Locksmiths
• Locksport
• Magnetic keyed lock
• Master keying
• Puzzle lock
• Rekeying
• Relocker
• Safe-cracking
• Shackle
• Shim (lock pick)
• Skeleton key
• Slim jim (lock pick)
• Snap gun
• The National Locksmith
• Time lock
• Time-delay combination locks
• Yale-Cady Octagon House and Yale Lock Factory Site
• Zoo key

References

[1] https://en.wikipedia.org/wiki/Master_keying

Also known as Change key, Maison key system.