Patent ID: 6283468
Filing Date: 2001-09-04
Classification: B65H

Abstract:
A sheet feeding device, comprising:a paper supporting part that stores a plurality of papers and being positioned movably between at least a first position and a second position;a paper supplying roller provided in a lower side of the paper supporting part that supplies sheets of paper in a predetermined direction;a separation piece that separates the stored papers one at a time from the paper supplying roller;an urging device that urges the separation piece toward the paper supplying roller; anda switch that switches an urging force from the urging device between a first urging condition and a second urging condition that has a larger urging force than the first urging condition,wherein the urging device comprises a first urging part that urges the separation piece with a predetermined urging force toward the paper supplying roller and a second urging part that is different from the first urging part, and the switch comprises a second urging part switch that switches a position of the second urging part from a position being cooperative with the first urging part to a position being non-cooperative with the first urging part, so that the separation piece is urged only by an urging force of the first urging part in the first urging condition and the separation piece is urged by an urging force of both the first urging part and the second urging part in the second urging condition.