Technically only the inside of a knob is directly related to the locking mechanism.
The name of the lock part inside the door.
On non locking doorknobs the interior and exterior handles are smooth and contain no locking mechanism.
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.
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.
Cylinder lock body the cylinder or lock body is the part of the door lock where you insert the key.
A locking doorknob features a locking mechanism on the interior handle and a slot for a key on the exterior.
Doorknobs have two handles one on each side of the door and are either locking or non locking.
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.
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 main parts of a door lock include the knob the dead latch the rose insert the strike plate and the key.
Inside the lock cylinder the housing containing both the key entry assembly and the deadbolt knob are pins springs a cam and the tang.