Door Knob. Friday , December 01st , 2017 - 04:07:05 AM
One important type of lever handle is the keyed lever. This can add security to your home. You need a key to lock and unlock them. Security can be increased with the use of levers with an electronic lock. These are popular with principal users. For internal rooms like a bedroom, privacy levers are crucial. You can lock them from inside and to unlock, you need to use a key in case of an emergency. There are also dummy levers which are not actually used for genuine proposes. You can use them for pulling and decorating.
Once the door knob was in place, there were further advances to this invention. Soon a lock would be added to a door. That made not only a way to keep the door from accidentally opening, but also a way to intentionally keep people out. That wasn`t enough for some people, who could bust through a simple lock, so there had to be more substantial locks created. Dead bolts were added to really hold a door shut when the person inside wanted it to stay that way. At one point, there were very limited selections if you wanted a door with locks, and even more limited selections if you wanted the additional dead bolt lock that matched the door knob. But things have progressed over the years. Now you can find a door knob in almost any shape or size to do the job you need done.
Most door knob manufacturers are also wholesale suppliers and exporters. The commonly used materials for making door knobs are brass, iron, wood, wire, ceramic, stainless steel and aluminum. Door knob is a handle used for opening and closing a door. Door knobs are often sold as complete locksets. Porcelain door knob/rosette assemblies are offered for both sides of the door. Passage/privacy sets consists of a latch, faceplate and strikeplate.
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