Image forming apparatus

摘要

A supporting portion is provided to project from an upper surface of a side regulating member which is provided in a sheet feeding cassette which is detachably attached to a color laser beam printer body, and which regulates a position of a sheet in a width direction orthogonal to a sheet feeding direction, and this supporting portion regulates downward deformation of a conveyance guiding member which is positioned above the sheet feeding cassette and which forms a sheet conveying path R which guides the sheet.

主权项

1. A sheet stacking apparatus comprising:
a sheet stacking member on which sheets are stacked, the sheet stacking member being detachably attached to an apparatus body; a conveyance guide provided in the apparatus body, the conveyance guide positioned above the sheet stacking member when the sheet stacking member is attached to the apparatus body; a regulating member movably provided to regulate a position of the sheets stacked on the sheet stacking member; an abutted portion provided on a bottom surface of the conveyance guide; an abutting portion provided so as to move integrally with the regulating member, the abutting portion abutting a bottom surface of the abutted portion; and a movement regulating portion which regulates movement of the regulating member in a moving direction of the regulating member when the sheet stacking member is attached to the apparatus body, wherein the abutting portion is movable between a first position in which the abutting portion abuts the abutted portion in a state that the sheet stacking member is attached to the apparatus body and a second position in which the abutting portion has moved integrally with the regulating member in the regulating member's movable direction from the first position so that the abutting portion does not abut the abutted portion in the state that the sheet stacking member is attached to the apparatus body, wherein the movement regulating portion includes a latching portion provided in the conveyance guide and a latched portion formed on an upper surface of the abutting portion.