| 摘要 |
PURPOSE:To improve double side transcription efficiency by using a simple automatic document feeder. CONSTITUTION:An electrophotographic device is furnished with an automatic document feeder 10, an image formation part 51, a paper feeding tray 52, a double sided tray 53, a transfer paper carrier means 56, a recognition means to recognize at what page a document A which is fed and delivered by the automatic document feeder 10 is and at what number of times the number of times of paper feeding of the document A to the automatic document feeder 10 is and a control means to control the image formation part 51 and the transfer paper carrier means 56 so that only the document A at a specified number of sheets corresponding to the number of times of paper feeding in accordance with recognition information by the recognition means, and it is constituted to carry out double side transcription to sequentially transcribe even pages of the document A on one side of transfer paper B by second paper feeding after sequentially transcribing odd pages of the single sided document A on the other side of a plural number of the transfer paper B by first paper feeding. |
