Patent ID: 7862033

Claim:
A paper feeding cassette, comprising: a cassette body; a front face wall disposed at a front end of the cassette body so as to be elevated from a bottom wall of the cassette body; a medium-stacking member disposed so as to be swingable about a support shaft relative to the cassette body by using the support shaft as a swinging center, the medium-stacking member configured to have a medium thereon stacked inside the cassette body; and a biasing unit configured to bias the medium-stacking member so as to bring the medium into contact with a feeder, wherein the front face wall comprises a face which regulates the medium along a trajectory drawn by a front end of the medium-stacking member in accordance with a swinging movement of the medium-stacking member; wherein the front face wall comprises a face having a radius of curvature substantially equal to a radius of curvature of the trajectory drawn by the front end of the medium-stacking member in accordance with the swinging movement of the medium-stacking member.