Patent ID: 6811151
Filing Date: 2004-11-02
Classification: B65H

Abstract:
A method for driving a paper feeding apparatus, said paper feeding apparatus feeding a paper to a paper processing apparatus, the paper feeding apparatus comprising a pickup roller for selectively retrieving the paper, a delivery roller for delivering the paper delivered from the pickup roller, an active roller for selectively blocking or delivering the paper delivered from the delivery roller to the paper processing apparatus, and a driving device for selectively rotating the pickup roller, the delivery roller and the active roller, said method comprising the steps of:while the feeding apparatus starts feeding the paper, the driving device rotating the pickup roller to retrieve the paper, driving the delivery roller to rotate in a first direction to deliver the paper delivered from the pickup roller, and driving the active roller to rotate in a second direction, which is opposite to the first direction, to block the paper delivered from the delivery roller; while a leading edge of the paper delivered through the paper feeding apparatus is located between the delivery roller and the active roller, the driving device, after a delay of a first predetermined time period, stopping driving the pickup roller, driving the delivery roller to rotate in the first direction still, and driving the active roller to rotate in the first direction to deliver the paper to the paper processing apparatus.