Patent ID: 8794625
Filing Date: 2014-08-05
Classification: B65H

Abstract:
1. A sheet supply device comprising: a pair of registration rollers for feeding a print sheet to a print unit of a printer; a pair of feed rollers for feeding a print sheet to the pair of registration rollers; and a controller configured to control the pair of registration rollers and the pair of feed rollers, wherein the controller is operable to: start first rotation of the pair of feed rollers to contact a leading edge of the print sheet to a registration nip of the pair of registration rollers to form a slack of the print sheet with a predetermined slack amount, stop the first rotation of the pair of feed rollers after the slack of the print sheet is formed, start rotation of the pair of registration rollers after the first rotation of the pair of feed rollers is stopped to reduce a slack amount of the slack of the print sheet, and start second rotation of the pair of feed rollers after the rotation of the pair of registration rollers is started so as to make the slack of the print sheet remained until a trailing edge of the print sheet passes through the pair of feed rollers.