| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image forming device capable of preventing image degradation of an inserted sheet without mounting an exclusive device causing the enlargement and cost increase when sheets including the sheet inserted without image forming of a cover slip sheet or the like are conveyed. <P>SOLUTION: The image forming device 10 comprises sheet storage sections 101a, 101d and 105, an image forming section 115, a delivery section for delivering the sheets out of the device, a first conveyance passage 141 for conveying the sheets from the sheet storage sections 101a, 101d and 105 to the delivery section, second conveyance passages 143, 145 and 146 for conveying the sheets to the image forming section 115 again in order to invert the sheets and perform the image forming on the other surface, and a control means for controlling the conveyance of the sheets. The control means performs the control to convey the sheets on the first conveyance passage 141 when the image forming is performed on the sheets conveyed from the sheet storage sections 101a, 101d and 105, or to convey them on the second conveyance passages 143, 145 and 146 to the delivery section when the image forming is not performed on the sheets conveyed from the sheet storage sections 101a, 101d and 105. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
