| 摘要 |
PROBLEM TO BE SOLVED: To improve quality by suppressing the shaking of a license plate part when opening a back door, and to suppress KOMORI or fluttering sound.SOLUTION: A back door is attached through a door hinge 2. A through-hole 12 is provided at a center portion of an inner panel 11. A plane portion on which a license plate is installed is provided on an outer panel. At upper and lower positions on the plane portion, an attaching portion and a supporting portion are provided. Between the inner panel 11 and an outer panel, an inner reinforcement 4 for reinforcing a panel part corresponding to an installation place of the license plate is provided. First joint portions B1 and B2 between the outer panel and the reinforcement 4 are arranged on the plane portion within a range surrounded by the attaching portion and the supporting portion. A second joint portions A1 between the inner panel 11 and the reinforcement is positioned on an upper side part of the through-hole 12, and arranged between direction lines D1 and D2 connecting the first joint portions B1, B2 and the door hinge 2. |
