| 摘要 |
PROBLEM TO BE SOLVED: To superpose and transfer toner images formed by respective toner image forming devices on the surface side of a belt (that is, the surface of the belt or the surface of a recording sheet) even when length allowance in the width direction of a developing roll is small. SOLUTION: This device is a tandem type image forming device equipped with a write starting position write-in means C1 writing a write starting position in a main scanning direction stored in the respective write starting position storing means of write-in driving signal output devices Dy, Dm, Dc and Dk outputting image data to another toner image forming device Uy, Um, Uc and Uk in accordance with the write starting position of the toner image formed by the toner image forming device Uy, Um, Uc and Uk arranged at a position nearest to a steering roll 85 controlling the position in the width direction of the belt B and transferred to the surface side of the belt B. |
