When you insert a key the uneven edge pushes the pins upward to fit the key s height in that location within the lock body.
The name of the lock part inside the door.
Door locking mechanism the parts of the door lock that are not visible but that function to keep the lock working are known as the door lock mechanism.
Inside the lock cylinder the housing containing both the key entry assembly and the deadbolt knob are pins springs a cam and the tang.
On non locking doorknobs the interior and exterior handles are smooth and contain no locking mechanism.
When the lock body turns the latch or deadbolt moves to either allow or stop the door from being opened.
The latch bore also known as the edge bore is the hole drilled from the side of the door into the cross bore to allow the latch of the lock to be installed and to accommodate the sliding of the deadbolt.
The cross bore is the main hole drilled into the face of the door where the body of the lock chassis is installed.
Doorknobs have two handles one on each side of the door and are either locking or non locking.
Technically only the inside of a knob is directly related to the locking mechanism.
Connected to and controlled by the lock body the latch or deadbolt is the part of the door lock that holds the door in place when it s locked.
When it s locked the cylinder engages a series of spring loaded pins which keep the cylinder from turning.
The outside of the knob includes the keyhole and this is also related to the lock.