| 摘要 |
PROBLEM TO BE SOLVED: To reduce a degree of the distortion of frame of an image forming apparatus main assembly, due to the distortion of an extension unit, while the extension unit and the image forming apparatus main assembly are clamped so as not to be separated easily from each other.SOLUTION: The image forming apparatus and the extension unit are clamped at one or two points, out of the vicinity of a first grounding point, the vicinity of a second grounding point, or the vicinity of a third grounding point. |
