Commercially available roller blinds for high speed trains can be stopped in any position by the resistance of the side channels. The operation is light and the stopping position is at your disposal. Cordless roller blinds on the market will add some components (reduction devices, damping devices, gear devices, limit devices, etc.) to achieve perfect lifting, free positioning and free stopping.
In the case of cordless roller shutters, Thousand Industries has solved the problems and pain points of free positioning and free stopping in traditional lifting systems. It is because of the addition of variable force springs that the roller blinds achieve this effect. Many variable force springs cannot do this at any section where the force is changing.
Thousands of industry cordless curtain spring mechanism compared to the traditional wire spring mechanism on the market, our advantages:
Roller blinds on the high-speed rail
More info：
www.qianyespring.com
https://qyspring.net/
E-mail: hsitsao@qianyejm.com
Whatsapp: +86-183 7490 5808
Telefon
E-naslov
