Parts of a door lock.
The parts of a deadbolt door lock.
The lock prevents the spindle of the bolting mechanism from retracting from the door frame making it impossible to open the door.
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The largest is the lock body which is a cylindrical casing that holds all of the locking components in place.
While these sound similar there is a difference.
Understanding door lock parts.
If you need a new lock because you lost the key to the door you may opt for re keying the cylinder rather than replacing it.
A cylinder is located within the casing and has a keyhole connected to a series of internal pins.
The main parts of a door lock are the cylinder bolt box and strike plate.
The cylinder is the part that contains the code for the key and determines whether the door locks and unlocks.
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The lock cylinder is the meat of the door lock.
A door lock is more than just the few visible pieces you frequently come into contact with.
It s useful for any diy er to know how things around the home operate.
Depending on the type of door lock which we ll get to in a moment the parts may differ in looks and how they work.
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.
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A deadbolt consists of only a few basic parts.
A key is required to open the door from the exterior side of the door.
On doorknobs that have a lock it is employed by a small lever or push button on the interior handle.
Generally door locks will either use a traditional deadbolt a piece of metal that extends and holds the door shut when the lock body is turned or a spring latch a bolt that uses a spring clip to automatically lock the door whenever it closes.
Today there are a variety of ways you can secure your doors whether you opt for smart technology features or standard keyed entry door handles and knobs.
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The locking mechanism is an intricate series of springs pins cylinders and shafts that work together to secure the door.
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What is seen besides the handle is the deadbolt knob the inner and outer panels the key entry the bolt plate and the bolt itself.
If you ever need to replace locks on your doors you ll need to know the individual names for parts their importance for the overall mechanism and how they help the other parts work to lock the door.
