| 摘要 |
PURPOSE:To facilitate the attachment detachment and cleaning of a photosensitive drum by drawing a supporting means and attaching/detaching a photosensitive body drum by the turning to the open position of a holding member. CONSTITUTION:A photosensitive body drum 1 is supported by a supporting means 3, and the supporting means 3 is composed of an accommodating frame body 4 constituted as a unit body by a front surface frame 4a, a rear surface frame 4b and a side surface frame 4c having a lever 5, and mounted extractably to a main body frame (not shown in the figure) by rail members 6 and 6. To the supporting means 3, a photosensitive body drum 1, a developing device 8, a cleaning device 9, etc., are fitted integrally and constituted as the unit body. In order to remove the hotosensitive body drum 1 from a copying machine main body, an accommodating frame body 4 is drawn in the forward direction from the copying machine main body, a lever 16 is turned in the clockwise direction, the pressure of a cam 14 to the cleaning device 9 is released, the lock to a holding member 20 of a pressure bar spring 15 is also released, and the holding member 20 constituting the second unit is turned in the upper direction. |
