| 摘要 |
PROBLEM TO BE SOLVED: To provide an image forming device by which the color mixture of toner is prevented. SOLUTION: In a color printer l which is provided with developing devices 21 and 23 to develop the electrostatic latent image of photoreceptors 17 and 19 by any of developing units 21B, 21C, 27M and 27Y respectively having the toner of different colors as a toner image and a powder transferring device 29 separately provided from the developing devices 21 and 23 and to replenish the toner of a color corresponding to each developing unit and in which the powder transferring device 29 is provided with tubes 33, 35, 37 and 39 having nozzles 33a, 35a, 37a and 39a connected with the aperture parts 41, 43, 45 and 47 of respective developing units and the toner is replenished to each developing unit by passing through each tube, the aperture parts of the respective developing units are arranged on the same straight line, and the supply port parts of respective passage members are provided so as to be turnable at a connection position at which they are connected with the aperture parts of the respective developing units and a separating position at which they are separated from the connection position and are turned by centering an axial line R in parallel with the same straight line M connecting respective aperture parts. |
