The working principle of the door closer is when the door is opened, the door body drives the connecting rod to move, making the transmission gear rot...

Although a door closer can automatically close the door for us, it is not easy to properly install and adjust a closer! If the installed door closer c...

The installation of door closers is something we often encounter in the construction of weak current projects. Here are five methods for installing do...

Modern hydraulic door closers (referred to as door closers) began with a patent registered by the United States in the early 20th century. It is diffe...

Door control hardware is a very important supporting product device in people's daily life. It mainly includes: floor springs and door closers, usuall...

Before installation, you must read the installation instructions carefully, and don't forget to install the plastic cover, which can be used to catch ...

What is an electric door closer? With the advancement of technology, electric door closers are now one of the more popular door closers on the market....

The core of the design idea of the hydraulic door closer is to realize the control of the door closing process, so that various functional indicators ...

In our decoration, people pay a lot of attention to the material and type of the door, but few people pay attention that the various functions provide...

We don’t know when accidents will come. Most accidents are caused by negligence and neglect. Therefore, everyone should increase the awareness of fami...

The characteristic of the door closer is to accurately close back to the original position after the door is opened. It is widely used in our lives, m...

Door control products in the hardware industry are very important accessories in our life. Although door closers and floor springs can ensure that...