主权项 |
1. An image forming apparatus comprising:
a body provided with an opening at one side thereof; a developing tray movably installed into the opening; and a plurality of developing units mounted to the developing tray, wherein each of the developing units comprises guide protrusions provided at opposite sides of the developing unit, respectively, to guide mounting of the developing units to the developing tray, wherein the developing tray comprises a tray section, to which the developing units are mounted, a plurality of supports provided at opposite inner side surfaces of the tray section, to support the guide protrusions, and a plurality of guides each adapted to guide a corresponding one of the guide protrusions to a corresponding one of the supports, wherein the tray section comprises a first end protruded from the body through the opening, and a second end provided opposite to the first end such that the second end extends into an interior of the body, and wherein each guide has a different width and the widths of the guides increase in a direction from the first end of the tray section to the second end of the tray section, respectively. |