vid 4 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
Portable and detachable lock having or sliding hasp that passes through a staple ring or the like.
PAD LOCK
is 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 LOCK
a lock composed of fitted rotating detainer discs.
Known as wafer locks.
Used in car doors.
Disc tumbler locks
they are used in safe deposit boxes and are for all practical purposes, pick proof.
The least of these locks are used in desks, lockers and cabinets and generally less secure that pin tumbler lock.
Lever tumbler locks
is a type of locking device in which a sequence of symbols, usually numbers, is used to open the lock.
Combination Locks
are combination type locks and that no key is used.
also known as digital locks are keyless for extra security.
Code operated
are devices holding the door by magnetism.
Electromagnetic locks
are electronically or more usually magnetic.
Card operated locks
is a device that is used to operate a lock /to lock or unlock it).
KEY
A key to a single lock within a master keyed system.
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 key that will open everything in a system involving two or more master key groups.
Grand Master Key
A special key capable of opening a series of locks.
Master Key