| 摘要 |
PROBLEM TO BE SOLVED: To maintain developer supply performance and provide a high-quality print image by scraping developer accumulated on a developer supply member, while suppressing deterioration of the developer supply member.SOLUTION: A developing device includes a developer carrier causing developer to be adhered to an electrostatic latent image on an image carrier, to develop the electrostatic latent image, a developer supply member supplying developer to the developer carrier, power supply means applying a power supply voltage at least to the developer supply member, current measurement means measuring a current value of a current flowing from the power supply means to the developer supply member, and control means controlling developer recovery processing for recovering the developer held by the developer supply member, on the basis of the measurement result measured by the current measurement means. |
