Warded lock
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A warded 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. The correct key has notches or slots corresponding to th
An old-style warded lock which is rim mounted to a door
Mortise lock
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A mortise lock is a lock that requires a pocket—the mortise—to be cut into the edge of the door or piece of furniture into which the lock is to be fitted. Mortise lock describes only a method of fitti
Warded lock
…of the lever tumbler lock solves this problem, as each lever is required to be lifted to a certain height in order to operate the locking mechanism. Mortise lock Padlock…
The two main parts of a mortise lock. Left: the lock body, installed in the thickness of a door. This example has two bolts: a sprung latch at the top, and a locking bolt at the bottom. Right: the box keep or strike plate, installed in the doorjamb.
A lever lock