Patent ID: 6097919
Filing Date: 2000-08-01
Classification: G03G

Abstract:
An image forming apparatus comprising:an intermediate transfer member; andimage forming means for forming toner images of plural colors in succession on said intermediate transfer member in a mutually superposed manner, the toner image formed on said intermediate transfer member being charged by said image forming means when the toner image of a next color is formed on said intermediate transfer member;wherein the toner images of plural colors on said intermediate transfer member are electrostatically transferred to a transfer material, and wherein said image forming means charges the toner image of a color, among the toner images of plural colors formed on said intermediate transfer member, different from the last color in such a manner that the charge amount per unit weight of the toner image of said different color becomes 0.5 to 1.5 times of the charge amount per unit weight of the toner image of the last color, after the formation of the toner image of the last color on said intermediate transfer member and prior to the transfer of the toner images of plural colors on said intermediate transfer member to the transfer material.