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US 2019/0196394 A1Published application
Drum cartridge and image forming apparatus
AssigneeBrother Kogyo Kabushiki Kaisha
InventorsTomoyasu YABUKI, Takashi SUZUKI, Tadao KYOTANI
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Abstract
A drum cartridge includes a frame on which a toner cartridge is attachable, a photosensitive drum, and a drum memory. The drum cartridge relays information stored in the toner memory to the image forming apparatus when the toner cartridge is attached to the frame.
Claims54
A drum cartridge attachable to an image forming apparatus, the drum cartridge comprising:
- a frame to which a toner cartridge is attachable, the toner cartridge including a toner memory configured to store information regarding the toner cartridge;
- a photosensitive drum;
- a drum memory configured to store information regarding the drum cartridge;
- and
- wherein the drum cartridge is configured to relay information stored in the toner memory to the image forming apparatus when the toner cartridge is attached to the frame.
2 more elements
A drum cartridge comprising:
- a frame having a toner cartridge holder;
- a photosensitive drum held by the frame;
- a drum memory configured to store information regarding the drum cartridge;
- and
- a toner terminal configured to exchange information with a toner cartridge attached to the frame.
2 more elements
A drum cartridge comprising:
- a frame having a toner cartridge holder;
- a photosensitive drum held by the frame;
- a drum memory configured to store information regarding the drum cartridge;
- a toner voltage terminal;
- a toner signal terminal;
- a body voltage terminal;
- a first body signal terminal connected to the drum memory;
- and
- a second body signal terminal connected to the toner data terminal.
6 more elements
Dependencies are inferred from the claim text.