An imaging apparatus is provided with a main body; a cover member which is swingably connected to the main body between a closed position for closing the main body and an open position for opening the main body; and an image read unit and a platen member defining a feeding path of a sheet therebetween. A pressing/separating mechanism pressedly contacts the image read unit and platen member with respect to each other when the cover member is in the closed position and separates the image read unit and platen member from each other when the cover member is in the open position.