無軌折疊車庫門系統不需要在屋頂安裝任何導軌，使得車庫門內的空間利用優化、凈通過寬度和高度大化。

The trackless folding garage door system does not require the installation of any guide rails on the roof, optimizing the utilization of space inside the garage door and maximizing the net passing width and height.

門開啟的時候，凈通過高度僅減少250mm。

When the door is opened, the net passing height is only reduced by 250mm.

無軌車庫門是有傾斜屋頂、拱形屋頂、有橫梁的屋頂或不規則側墻的車庫洞口的理想解決方案。

Trackless garage doors are an ideal solution for garage openings with sloping roofs, arched roofs, roofs with beams, or irregular side walls.

1無軌設計

1. Trackless design

這是無軌折疊車庫門有別于傳統車庫門的一個顯著特點，借助于輔框和兩塊可重疊的門板，這款創新車庫門不需要安裝任何不美觀的導軌。

This is a significant feature of the trackless folding garage door that sets it apart from traditional garage doors. With the help of auxiliary frames and two overlapping door panels, this innovative garage door does not require the installation of any unsightly guide rails.

2開門機隱藏在頂部門框內

2 door openers hidden inside the top door frame

一體化開門機是在頂部門框里面。看不到任何滑動結構、導軌、鏈條等，也不會減少車庫門的凈通過高度。

The integrated door opener is located inside the top door frame. There is no visible sliding structure, guide rail, chain, etc., and it will not reduce the net passing height of the garage door.

3配重系統

3 Counterweight system

組裝在門框中的配重系統輔助門體運行，同時可以把各部件的磨損和損耗降到小程度。

The counterweight system assembled in the door frame assists in the operation of the door body, while minimizing the wear and tear of various components.

4外觀

4 Appearance

無軌折疊車庫門創新技術的應用使得車庫門的里面和外面都干凈整潔，而且能根據尺寸和不同的表面處理要求為您定制個性化的解決方案。

The application of innovative technology for trackless folding garage doors ensures that both the inside and outside of the garage door are clean and tidy, and personalized solutions can be customized according to size and different surface treatment requirements.

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This article is dedicated by Jinan Roller Shutter Door. For more information, please click: http://www.hirxiwp.cn Sincere attitude. We will provide you with comprehensive services. We will gradually contribute more relevant knowledge to everyone. Stay tuned