Patent ID: 8246044
Filing Date: 2012-08-21
Classification: B65H

Abstract:
1. A sheet feeding device comprising a sheet feeding cassette that stores sheets, a sheet feeding unit feeds the sheets from the sheet feeding cassette, the sheet feeding cassette including: a cassette case; a lifting plate that is rotatably supported about a rotation center in the cassette case, on which the sheets are placed; and a pressing member that is rotatably supported about a rotation center below the lifting plate and rotates upward the lifting plate about the rotation center of the lifting plate while the pressing member rotates from a standby position to press the sheet to the sheet feeding unit; an engaging member provided on the lifting plate; an engaged member provided on the pressing member engaged with the engaging member, wherein positions of rotation centers of the lifting plate and the pressing member are varied from each other and are arranged in the same side for a press position that the pressing member presses the lifting plate in such a manner that a rotation track of the engaging member and a rotation track of the engaged member intersect with each other, the engaged member restricts the engaging member at an intersection position of the rotation tracks to restrict rotation of the lifting plate when the lifting plate is rotated upward in the state that the pressing member is positioned in the standby position.