| 摘要 |
PROBLEM TO BE SOLVED: To provide a photo receptor cartridge capable of cleaning the surface of a photosensitive drum surely and stably.SOLUTION: A drum cartridge 1 is provided with: a photosensitive drum 2 that rotatable with a drum shaft 86 as the center; a drum gear 96 rotatable with the drum shaft 86 as the center; a primary roller 6 rotatable with a primary roller shaft 121 that is parallel with the drum shaft 86 as the center, the primary roller 6 being configured to clean the surface of the photosensitive drum 2; a primary roller gear 156 rotatable with the primary roller shaft 121 as the center; a first idle gear 154 that engages with the drum gear 96; a second intermediate gear that engages with the primary roller gear 156; and an Oldham coupling 155 including the second intermediate gear, the Oldham coupling 155 being configured to transmit the driving force from the first idle gear 154 to the primary roller gear 156. |
