发明授权
US06882823B2 Image forming system 有权
图像形成系统

Image forming system
摘要:
In an image forming system in which a main body apparatus that forms an image and a plurality of optional apparatuses that can be retrofitted to the main body apparatus are combined, so that a sheet of recording material bearing on one side an image formed in an image forming section in the main body apparatus is switched back and then transported again to the image forming section, thereby allowing images to be formed on both the main and back sides of the sheet of recording material, of the plurality of optional apparatuses to be retrofitted to the main body apparatus, a specific optional apparatus is provided with a sheet receiving section for supporting the sheet of recording material to be switched back, at a portion opposite to the main body apparatus.
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