Patent ID: 8699079
Filing Date: 2014-04-15
Classification: G03G

Abstract:
1. An image forming apparatus comprising: an image forming portion which forms an image on a sheet; a paper dust removing device which is arranged on a sheet conveying path upstream of the image forming portion, and which is adjustable to adjust paper dust removing performance of removing paper dust on the sheet; a storing portion which stores an amount of paper dust produced upon previous image formation according to a type of a sheet as previous paper dust production information and stores an amount of a deterioration of image due to paper dust according to a type of a sheet as image influence information; and a controlling portion which adjusts the paper dust removing performance of the paper dust removing device to remove dust from a sheet during current image formation, the adjustment based on the previous paper dust production information for the type of sheet in the current image formation stored in the storing portion and the image influence information for the type of sheet in the current image formation stored in the storing portion.