Image forming apparatus having moving cover and detachable unit

An image forming apparatus comprising:

• a housing providing an opening portion defining an open end;
• a cover movable between a closing position to close the open end and an opening position to open the open end, the cover defining the opening portion and having one end portion to define the open end;
• a process unit configured to be attached to and detached from the housing through the opening portion, the process unit comprising a developer cartridge configured to accommodate therein developer;
• a grip portion provided at the process unit, and having a protruding portion protruding outward between the open end and the one end portion when the process unit is attached to the housing and the cover is at the closing position, the protruding portion having a protruding end positioned away from the exposure unit in the discharging direction when viewed in a vertical direction;
• a photosensitive body disposed in the process unit and configured to carry developer thereon;
• an exposure unit disposed lower than the grip portion and configured to scan and expose the photosensitive body to light;
• a sheet supply tray disposed lower than the process unit and configured to accommodate sheets for being conveyed to the photosensitive body;
• and
• a sheet discharge tray disposed higher process unit and configured to receive a sheet that has been running in a discharging direction and on which an image has been formed, a sheet conveying path being provided from the sheet supply tray to the sheet discharge tray for conveying a sheet in a sheet conveying direction, the exposure unit being positioned downstream of the photosensitive body in the discharging direction.