| 摘要 |
PURPOSE: A coupling structure between fixed-side brackets and an upper frame of a roll curtain are provided to offer a simple and new coupling structure at a low cost without lots of processes when connecting an upper frame of a roll curtain and the fixed-side bracket. CONSTITUTION: A coupling structure between fixed-side brackets and an upper frame of a roll curtain are as follows. A joint(110) of a L-shaped fixed bracket(100) is bored and a bolt fastening groove is formed on the joint. The fixed bracket is inserted into both sides of the upper frame(200). Fastening bolt(140) is connected through a blot fastening hole in a vertical direction. |
