mortise lock![click to hear](/images/speaker.jpg)
Lock fitted into a door whose dead bolt provides greater security; it is used especially on exterior doors.
strike plate ![click to hear](/images/speaker.jpg)
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](/images/speaker.jpg)
Rotating part of a lock mechanism that a unique key can turn in order to draw the bolt.
key ![click to hear](/images/speaker.jpg)
Metal part whose unique grooves activate the lock.
faceplate ![click to hear](/images/speaker.jpg)
Thin plate fastened to the edge of the door with an opening through which the bolt passes.
dead bolt ![click to hear](/images/speaker.jpg)
Part whose end is inserted into a strike plate to lock the door when activated by a key.
ring ![click to hear](/images/speaker.jpg)
Protruding cylindrical part on the door into which the key is inserted.
keyway ![click to hear](/images/speaker.jpg)
Orifice complementing the shape of the key and through which the rotor is fitted.
cylinder case ![click to hear](/images/speaker.jpg)
Hollow part of a lock into which the locking mechanism is fitted.
cotter pin ![click to hear](/images/speaker.jpg)
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](/images/speaker.jpg)
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](/images/speaker.jpg)
Fixed part of the lock mechanism interacting with the grooves in the key to make the rotor turn.
cylinder ![click to hear](/images/speaker.jpg)
Part that contains the lock mechanism.