| 摘要 |
PURPOSE: A door frame structure and a fixing method thereof are provided to cost-efficiently and easily repair an aged door frame without the removal work of the door frame. CONSTITUTION: A door frame structure comprises a flat plate member(100) and a cover member(200). The flat plate member is arranged on a door support of a door frame(10) and has the same height and width as the door support. The door support is formed in a concave shape. The cover member covers the top surfaces of the flat plate member and the door frame. |
