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mortise lockclick to hear

Lock fitted into a door whose dead bolt provides greater security; it is used especially on exterior doors.
mortise lock strike plate rotor key faceplate dead bolt ring keyway cylinder case cotter pin spring stator cylinder

strike plate click to hear

Metal part fixed to the door frame and fitted with an opening to a cavity into which the bolt is inserted.

rotor click to hear

Rotating part of a lock mechanism that a unique key can turn in order to draw the bolt.

key click to hear

Metal part whose unique grooves activate the lock.

faceplate click to hear

Thin plate fastened to the edge of the door with an opening through which the bolt passes.

dead bolt click to hear

Part whose end is inserted into a strike plate to lock the door when activated by a key.

ring click to hear

Protruding cylindrical part on the door into which the key is inserted.

keyway click to hear

Orifice complementing the shape of the key and through which the rotor is fitted.

cylinder case click to hear

Hollow part of a lock into which the locking mechanism is fitted.

cotter pin click to hear

Piece of metal that, by aligning itself to the key’s grooves under pressure from the spring, enables the rotor to turn.

spring click to hear

Elastic piece of metal that, by pressing against the cotter pin, prevents the rotor from turning if the key’s grooves do not match.

stator click to hear

Fixed part of the lock mechanism interacting with the grooves in the key to make the rotor turn.

cylinder click to hear

Part that contains the lock mechanism.