| 摘要 |
PROBLEM TO BE SOLVED: To provide an inexpensive and clean image forming device by preventing toner adhering to the vicinity of a toner replenishing port or a toner receiving port from dropping into an image forming device main body at the time of attaching/detaching a toner replenishing device. SOLUTION: A recessed space 43 integrated with a photoreceptor unit case 19 is provided on the front side or the back side or the front side and the back side of the toner receiving port 40 of a developing device 12. Then, relation between the space width W of the space 43 and the aperture width (w) of the toner replenishing port is set to W>w. |
