Padlocks can be small or large and usually are square or rectangle shaped with a u shaped bar.
Types of door locks.
Padlocks are one of the simplest types of door locks.
Keyed entry door locks smart door locks and electronic locks use wireless technology to open and close doors.
Passage door knobs turnable and has latch.
A single double and lockable thumb turn deadbolt features a thumb turn inside that can be locked with a key.
A double cylinder deadbolt can be used with a key from both sides.
Types of knob locks and their ideal use.
Keyed entry door knobs lock and key on both sides.
Single double and c.
Great for interior hallways large closets etc.
Some door handles have antimicrobial coatings to help prevent the spread of certain germs and bacteria.
Ideal for small closets pantries or interior doors.
Scandinavians in the viking era adopted the use of locks many of these ancient type locks are still used and can be found on old farm buildings throughout scandinavia.
Best used in basements and essential storage space.
Deadbolts provide the highest level of front door security.
Door knob locks are likely one of the most common locks that you will find in homes especially in interior spaces like bedrooms.
The relevant difference between these two deadbolt door lock types is that the single cylinder has a keyed cylinder on one side of the door whereas the double cylinder makes use of a keyed cylinder on both sides of the door.
Single deadbolts found on most front doors this type of lock has the keyhole on the outside of the door and an affixed thumbturn on the inside.
Single cylinder deadbolts are the simplest ones and can be activated from one side via a key.
A non tested night latch can be used for access but it must be supported with a tested lock so you would have two locks on the door.
The celts also began using locks a smaller sliding style bolt that was positioned inside a wall or door and contained protruding holes that would catch on top of the bolt.
Deadbolt locks come in three types.
The locking mechanism comes from the door knob itself so repeated exertion of force can cause the knob to break.
These locks require a key which could be dangerous in emergencies.
You ll typically see these locks on doors that don t need high level security like shed and storage unit doors.
Other knobs levers and handlesets have indicator lights built in alarms and additional options.
Dummy door knobs includes no locks or keys.
Good locks use mushroom pins or pick shields to prohibit thieves from using picking tools to pry the lock and enter your home.
The main types of deadbolts that exist are the single cylinder deadbolt and the double cylinder deadbolt.
Double deadbolt locks this door lock type has a key cylinder on both sides of the door and no thumbturn.