| 摘要 |
PURPOSE: A manufacturing process of door frame fixing unit, which can make assembly processes simple, is provided to twisting of door frame connection part by securely assembling a door frame. CONSTITUTION: A manufacturing process of door frame fixing unit is as follows. A reversed L-shape connector(10) includes a contact piece(12) at the end of the outer side of the connector. A contact protrusion(14) is formed on the center part of the contact piece. Horizontal support rods(11a,11b) is formed on the outer circumference of the reversed L-shape connector. |
