Patent ID: 6708013
Filing Date: 2004-03-16
Classification: G03G

Abstract:
A color image forming apparatus, comprising:a circulating belt member; a plurality of monochrome toner image carriers, respectively opposing to the belt member to transfer each monochrome toner image onto the belt member or a recording medium held on the belt member; a plurality of driving gears, each rotating one of the monochrome toner image carriers; and a plurality of intermediate gears, each disposed between adjacent driving gears for transmitting a driving force from a previous driving gear to a subsequent driving gear, wherein a rotation center of each intermediate gear is placed at a position shifted from a line connecting rotation centers of the adjacent driving gears; and wherein each intermediate gear is movable in a direction perpendicular to the line connecting the rotation centers of the adjacent driving gears, when the intermediate gear is engaged with the adjacent driving gears.