Patent ID: 11874626
Assignee: BROTHER KOGYO KABUSHIKI KAISHA
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 8:
9. An image forming apparatus comprising:
a housing having an opening;
a drawer movable through the opening between
an inner position where the drawer is accommodated within the housing; and
an outer position where a portion of the drawer is exposed to an outside of the housing;

a drum cartridge attachable to and detachable from the drawer, the drum cartridge comprising
a photosensitive drum having a first end portion and a second end portion, and
a drum frame supporting the photosensitive drum, the drum frame comprising
a first side frame having an upper end portion, and a lower end portion supporting the first end portion of the photosensitive drum,
a second side frame having an upper end portion, and a lower end portion supporting the second end portion of the photosensitive drum, and
an upper frame connecting the upper end portion of the first side frame and the upper end portion of the second side frame to each other; and

a developing cartridge attachable to and detachable from the drum frame, the developing cartridge comprising
a developing roller,
a handle, a portion of the handle being positioned above the upper frame in a state where the drum cartridge to which the developing cartridge has been attached is attached to the drawer,
a toner container configured to accommodate toner therein, and
a residual toner container configured to accommodate therein residual toner, the residual toner container comprising
an inlet port through which the residual toner is collected into the residual toner container, and
a shutter movable to open and close the inlet port.