Patent ID: 7266332
Filing Date: 2007-09-04
Classification: G03G

Abstract:
1. An image forming apparatus configured to form a color image comprising: a plurality of image forming stations each comprising an image carrier, a developing device which is provided on the image carrier, retains a developing agent containing a toner and a carrier and forms a toner image on the image carrier, and a mechanism which collects the toner remaining on the image carrier after toner image transfer by the developing device; and a toner image transfer section which transfers the toner image onto a transfer medium, wherein a ratio of the number of carrier particles having a particle diameter which is not less than 40 μm is not greater than 5% of a total number of the carrier particles, and a ratio of the number of carrier particles having a particle diameter which is not less than 30 μm is not greater than 20% of the total number of the carrier particles.