Patent ID: 9201383
Filing Date: 2015-12-01
Classification: G03G

Abstract:
1. An image forming apparatus comprising: a photosensitive drum defining an axis line; an exposure unit including: a first frame provided adjacent to the first end portion of the exposure unit and having a contact portion configured to position the exposure unit in the predetermined direction, the contact portion being in contact with the first end portion of the exposure unit in the predetermined direction parallel to the axis line of the photosensitive drum; a second frame provided adjacent to the second end portion of the exposure unit, the exposure unit being disposed between the first frame and the second frame in the predetermined direction parallel to the axis line of the photosensitive drum; and a plate spring provided on the first frame, the plate spring including a pressing portion which presses the first end portion of the exposure unit against the contact portion, the plate spring having a fixed portion which is fixed to the first frame, the pressing portion engaging the recess of the exposure unit and pressing the first end portion in a direction along the predetermined direction from the second end portion of the exposure unit toward the first end portion of the exposure unit, wherein the fixed portion of the plate spring is farther from the second frame than the pressing portion of the plate spring.