TOPIC 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
TYPES OF LOCKS:
- PADLOCK
- WARDED LOCKS/ WARD LOCK
- DISC TUMBLER LOCKS
- LEVEL TUMBLER LOCKS
- COMBINATION LOCKS
- CODE-OPERATED LOCKS
- ELECTROMAGNETIC LOCKS
- CARD OPERATED LOCK
- A portable and detachable lock having a sliding hasp which passes through a staple ring or the like and is then made fast or secured.
PADLOCK
- 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/ WARD LOCK
- known as “WAFER LOCKS”
DISC TUMBLER LOCKS
- a lock composed of fitted rotating detainer disc
DISC TUMBLER LOCKS
- used in car doors
DISC TUMBLER LOCKS
- They are used in safe deposit boxes and are for all practical purposes, pick-poof.
LEVEL TUMBLER LOCKS
- the least of these locks are used in desks, lockers and cabinets and generally less secure that pin tumbler lock
LEVEL 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
CODE-OPERATED LOCKS
- known as “DIGITAL LOCKS” are keyless for extra security
CODE-OPERATED LOCKS
-are devices holding the door by magnetism
ELECTROMAGNETIC LOCKS
- These are electronically or more usually magnetic
CARD OPERATED LOCK
TYPES OF KEYS
- CHANGE KEY
- SUB-MASTER KEY
- MASTER KEY
- GRAND MASTER KEY
- GREAT GRAND MASTER KEY
- MAISON KEYING/KEY
- 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
CHANGE KEY
-It is a specific key, which operates the lock and has a particular combination of cuts, or battings, which match the tumblers of the tumblers in the lock.
CHANGE KEY
- It is a key that will open all the lock within a particular area or grouping in a given facility.
SUB-MASTER KEY
- Is a special key capable of opening series of locks.
MASTER KEY
- It is a type of 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
are used in great large complex system similar to three levels
Example: Big Universities, Complexes, Large Industrial Complex
GRAND MASTER KEY and GREAT GRAND MASTER KEYS
-the issue of key to open the main entrance and the office
MAISON KEYING/KEY
✔ GRAND MASTER KEY and GREAT GRAND MASTER KEYS are used in great large complex system similar to three levels
Examples are:
Big Universities, Complexes, Large Industrial Complex
METHODS USED TO MAINTAIN EFFECTIVE KEY CONTROL:
- KEY CABINET
- KEY RECORD
- INVENTORIES
- AUDITS
- DAILY REPORT