From ancient Egypt to ancient Rome to today's modern society, the door has been the patron saint of human social activities, refused to intruders at the door, and as a human social activities of the history, the door carrying the civilization, the pursuit of people aspire to the glorious side . The birth of automatic doors, but also to the pursuit of people this has a new starting point.
Automatic door is the application of advanced sensor technology, through the PLC computer programmable control and PLC AC variable frequency speed control system to control the electromechanical implementing agencies so that the door can be automatically open and close. When a person or other moving target leaves the sensing area, the door is automatically closed.
As early as the 1st century AD, Greek Hero built the automatic opening of the temple gate device, is the first use of air pressure and hydraulic powered automatic doors, opened the door of the development of automatic budding, and automatic doors to really improve and develop In the 20th century, 30 to 40 years, was mainly used for military warehouses, important factories, in order to fire, bullet-proof and easy to open the door. After the 20th century, 50 years, increasingly wide range of automatic doors to form a mass production. Many large banks, hotels, hotels, buildings in order to improve the level and level of service, in order to match with the high-level building, competing with automatic doors, and promote the rapid development of automatic doors. 70's automatic doors will be truly large-scale production and application.
LEADER” automatic door is one of the Chinese professional developers and manufacturers for automatic doors, automatic windows and safety technology. We provide Automatic sliding doors operator, Automatic swing doors opener, Sliding gate opener, Swing gate operator for all residential use and commercial use, such as offices, shopping malls, banks,hospitals, hotels, restaurants,etc. We also supply complete access control systems for keeping your life and property more safety.
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