| 摘要 |
A paper feeding apparatus includes a paper loading plate, a paper feeding section with a pick-up roller to pick up and to feed the papers loaded on the paper loading plate one by one, a lifter to lift the paper loading plate to a pick-up roller side of the paper feeding section, a position sensor unit to sense whether an uppermost one of the papers is positioned at a pick-up position, a paper quantity sensor unit to sense the quantity and/or weight of the papers loaded on the paper loading plate, and a controller to control a lift driving time period T of the lifter to drive the lifter from a time that the uppermost one of the papers is positioned at the pick-up position to a point of time where the lifter is stopped.
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