タイトルまたは説明

Wheeled courtyard door machine features patent products: intelligent door machine, the machine structure is compact, high starting torque, high intelligence, humanization, big thrust, easy installation, beautiful appearance, simple structure, complete functions, economical and practical, such as excellent characteristics, power failure, using special keys can easily change automatically to manual, the humanized design is very scientific, reasonable, and the traditional buried, arm hanging the door machine has incomparable superiority. Is the traditional hydraulic pressure and the replacement of the open screw pusher machine, widely used in ultra wide Angle of ****0 degrees to open doors for automatic control. This product has been in China for six patents intellectual property office of the People's Republic of China