Patent ID: 11899394
Assignee: BROTHER KOGYO KABUSHIKI KAISHA
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. An image-forming apparatus comprising:
a main casing comprising an outer frame and an inner frame disposed inside the outer frame,
the outer frame comprising:
a first wall having a first opening; and
a second wall spaced apart from the first wall in a first direction, and

the inner frame comprising:
a first side plate having a second opening; and
a second side plate spaced apart from the first side plate in the first direction, the first side plate being disposed between the first wall and the second side plate in the first direction, the outer frame and the inner frame providing a space therebetween in the first direction;

a toner cartridge comprising a cartridge frame configured to store toner therein; and
a process cartridge comprising:
a photosensitive drum;
a developing roller configured to develop a toner image on the photosensitive drum by supplying the toner to the photosensitive drum; and
a conveying tube configured to receive the toner from the toner cartridge,

wherein the process cartridge is movable in the first direction from a first position where the photosensitive drum is located inside the inner frame and the conveying tube protrudes in the space between the outer frame and the inner frame toward a second position where a part of the photosensitive drum is exposed to an outside of the inner frame,
wherein the cartridge frame is in communication with the conveying tube when the process cartridge is at the first position and the toner cartridge is attached to the main casing, and
wherein the photosensitive drum passes through the second opening when the process cartridge moves from the first position toward the second position in the first direction.