The lock prevents the spindle of the bolting mechanism from retracting from the door frame making it impossible to open the door.
Key lock parts names.
In its simplest implementation a key operates one lock or set of locks that are keyed alike a.
Each type of lock is built differently but let s take a look at the anatomy of a typical door lock usually used in homes or light commercial buildings.
A key is a physical object that is used to open a lock keys are inserted into a lock to cause internal components to align allowing the lock to open.
Key steps or key depths this term usually means the bolt step and lever steps of a key for a lever lock.
The basic anatomy of a door lock is made up of three core parts.
Some keys are patent protected to prevent unauthorized manufacturing of keyblanks.
Understanding the function of each part can help you troubleshoot problems with a lock on your own.
The main parts of a door lock are the cylinder bolt box and strike plate.
Locking latches nightlatches or deadlatches can however be locked by key or other means.
L certain types e g.
A typical key is a small piece of metal consisting of two parts.
Because of their use keys have become symbolic of.
In electronic locks keys may transmit information electronically rather than manipulate physical components.
The bit or blade which slides into the keyway of the lock and distinguishes between different keys and the bow which is left protruding so that torque can be applied by the user.
A key is required to open the door from the exterior side of the door.
Whether your door uses a traditional key and knob door lock or a more advanced electronic lock the basic design is the same.