Patent ID: 11868078
Assignee: CANON KABUSHIKI KAISHA
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  B  H | IPC G  H

Claim 0:
1. An image forming apparatus comprising:
an apparatus body including a side surface portion with an opening;
a cartridge detachably attached to the apparatus body;
an opening/closing member configured to be moved with respect to the apparatus body between a closed position and an opened position, the closed position being a position in which the opening/closing member covers the opening of the side surface portion, and the opened position being a position in which the opening is exposed and the cartridge is allowed to be attached to and detached from the apparatus body through the opening;
a sheet stacking portion;
a pickup roller configured to feed a sheet stacked on the sheet stacking portion toward the apparatus body; and
a lifting member rotatably supporting the pickup roller and configured to:
lift and lower the pickup roller so that the pickup roller is brought into contact with and is separated from the sheet on the sheet stacking portion in a state where the opening/closing member is in the closed position; and
move with respect to the apparatus body in conjunction with a movement of the opening/closing member from the closed position to the opened position,

wherein, in each of a state where the cartridge is being attached to and a state where the cartridge is being detached from the apparatus body through the opening, the cartridge passes through a movement locus,
wherein, in the state where the opening/closing member is in the closed position, at least part of the lifting member is positioned inside of the movement locus, and
wherein, in a state where the opening/closing member is in the opened position, an entirety of the lifting member is positioned outside of the movement locus.