Patent ID: 6678484
Filing Date: 2004-01-13
Classification: G03G

Abstract:
An image forming apparatus using a toner containing toner particles having a coefficient of shape falling within a range of 1.0 to 1.6 of an amount of at least 65% by number, and having no protrusion of an amount of at least 50% by number, the image forming apparatus comprising:(a) a charging device for uniformly charging a photoreceptor; (b) a developing device for developing an image obtained by imagewise exposure with the toner; (c) a transfer device for transferring a toner image to a transfer material; (d) a fixing device for fixing the toner image on the transfer material; and (e) a cleaning device for cleaning the photoreceptor after the transfer of a toner image, and carrying out image formation by using repeatedly the photoreceptor after cleaning, wherein when a toner image which is not to be transferred is formed on the photoreceptor, image formation is carried out after a cleaning is done a plurality of times for an area on which the toner image has been formed in a previous image formation process.