Patent ID: 9128459
Filing Date: 2015-09-08
Classification: G03G

Abstract:
1. An image forming apparatus comprising: a main body including a metal frame; and a holder configured to hold a plurality of photosensitive drums arranged in an arrangement direction, the holder being configured to move in the arrangement direction and be mounted in the main body, wherein, when the holder is mounted in the main body, the metal frame is disposed outside the holder, wherein the metal frame includes wherein the first extension portion includes a first positioning portion configured to receive a coupling member that is configured to contact the holder to position the holder in the arrangement direction and in the direction perpendicular to the arrangement direction and parallel to the side of the holder in the first dimension, and the second extension portion includes a second positioning portion configured to receive the holder to position the holder in the direction perpendicular to the arrangement direction and parallel to the side of the holder in the first dimension, and wherein the first extension portion and the second extension portion together with the main body portion form a U-shaped structure.