Patent ID: 8322705
Filing Date: 2012-12-04
Classification: B65H

Abstract:
1. An image forming apparatus comprising: a sheet stacking portion that stacks sheets thereon; a feeding roller that pressure contacts with and separates from the stacked sheets, and the feeding roller configured to feed a sheet by being pressure contacted with the sheet; a separation portion that separates sheets being fed from the feeding roller; an information storage portion that stores information on a pressure-contact time of the stacked sheets with the feeding roller, the time being set in advance so as to increase as rigidity of the sheet increases; and a controller that sets the pressure-contact time from the information storage portion in accordance with the rigidity of the stacked sheets which is inputted by an input portion, starts a feeding operation of the sheet by causing the feeding roller to be pressure contacted with the stacked sheets, and separates the feeding roller from the stacked sheets after the passage of the set pressure-contact time.