Patent ID: 6795668
Filing Date: 2004-09-21
Classification: G03G

Abstract:
An image forming device comprising:a photosensitive member on which a latent image is formed; a developing chamber; a developing member that is housed in the developing chamber and develops the latent image with toner, waste toner that is deteriorated in quality staying in the developing chamber; an accommodating chamber that accommodates toner; a waste toner accommodating chamber that accommodates waste toner; a supply auger that supplies toner from the accommodating chamber to the developing chamber; a discharge auger that discharges toner from the developing chamber into the waste toner accommodating chamber; and a controller that controls the supply auger and the discharge auger, wherein the controller executes a toner replacing process for driving the discharge auger to discharge waste toner from the developing chamber and for subsequently driving the supply auger to supply toner from the accommodating chamber to the developing chamber.