How Does a Door Lock Work?


A door lock has a tang which is inside a cylinder that runs through the doorknob and into the door. The locking mechanism of a door lock happens where the tang sits partially inside and outside of the cylinder, which prevents the doorknob from being turned. For the unlocking, the tang is resting fully inside of the cylinder and the doorknob can turn.
1 Additional Answer Answer for: how does a door lock work
How Does a Door Lock Work?
The two most common types of locks in a home are simple key locks in a doorknob and deadbolt locks. Key locks contain a small cylinder that runs down the middle of the doorknob and into the door. Inside the cylinder are all the parts that work together... More »
Difficulty: Easy
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