4th vid discussion Flashcards
A mechanical, electrical, hydraulic, or electronic device designed to prevent entry into a building, room, and container or hiding place and to prevent the removal of items without the consent of the owner.
Lock
A term in England for lock picker, safecracker, and penetrators of restricted areas or rooms.
Peterman
Types of lock
- Padlock
- Warded lock
- Disc tumbler locks
- Lever tumbler locks
- Combination locks
- Code operated locks
- Electromagnetic locks
- Card operated locks
Portable and detachable lock having or sliding hasp that passes through a staple ring or the like.
Pad lock
A type of lock that uses a set of obstructions, or wards, to prevent the lock from opening unless the correct key is inserted.
Warded locks
A lock composed of fitted rotating detainer discs.
Disc tumbler locks
Disc tumbler locks also known as?
Wafer locks
It is usually used in a car doors
Disc tumbler locks
They are used in safe deposit boxes and are for all practical purposes, pick proof.
Lever tumbler locks
The least of these locks are used in desks, lockers and cabinets and generally less secure that pin tumbler lock.
Lever tumbler locks
A type of locking device in which a sequence of symbols, usually numbers, is used to open the lock.
Combination locks
Code operated locks is also known as?
Digital locks
This are devices holding the door by magnetism
Electromagnetic locks
This are electronically or more usually magnetic.
Card operated locks
A device that is used to operate a lock
Key
Types of keys
- Change key
- Sub master key
- Master key
- Grand master key
- Great Grand Master key
- Maison Keying
A key to a single lock within a master keyed system.
Change key
A specific key, which operates the lock and has a particular combination of cuts, or batting, which matches the arrangement of the tumblers in the lock.
Change key
A key will open all lock within a particular area or grouping in a given facility
Sub master key
A special key capable of opening a series of locks
Master key
A key that will open everything in a system involving two or more master key groups.
Grand Master key
all locks operated by change key.
Great Grand Master key
Used in great large complex system similar to three levels.
Grand Master key and Great Grand Master key
Give the example of Grand Master Key and Great Grand Master Keys
big universities,
complexes,
large industrial complex