Process cartridge
AssigneeBrother Kogyo Kabushiki Kaisha
InventorShougo Sato
Life of this patent
Estimating the term…
Abstract
A process cartridge includes: a drum cartridge including a photosensitive drum; and a toner cartridge which is mountable on the drum cartridge and stores toner, wherein the drum cartridge includes: a cleaner configured to collect waste toner on the photosensitive drum; a waste toner conveyance tube configured to convey the waste toner collected by the cleaner; and a developing unit which includes a developing roller configured to supply toner to the photosensitive drum and is swingable about a swing axis with respect to the photosensitive drum, and wherein the toner cartridge has a waste toner storing chamber for storing the waste toner conveyed by the waste toner conveyance tube.
Claims24
A process cartridge comprising:
- a drum cartridge including a photosensitive drum;
- and
- a toner cartridge for storing toner,
- wherein the toner cartridge includes a first connection part having a cylindrical wall,
- wherein the drum cartridge includes:
- a cleaner configured to collect waste toner on the photosensitive drum;
- a waste toner conveyance tube configured to convey the waste toner collected by the cleaner;
- and
- a developing unit which includes:
- a developing roller configured to supply toner to the photosensitive drum, and
- a second connection part that is connectable to the first connection part,
- wherein the second connection part has an arc-like wall extending along a peripheral surface of the first connection part in a state where the second connection part is connected to the first connection part,
- wherein the toner cartridge has a waste toner storing chamber for storing the waste toner conveyed by the waste toner conveyance tube, and
- wherein the developing roller is swingable around the first connection part with respect to the photosensitive drum in the state where the second connection part is connected to the first connection part.
A process cartridge comprising:
- a drum cartridge including a photosensitive drum;
- and
- a toner cartridge for storing toner,
- wherein the toner cartridge includes a first connection part having a cylindrical wall,
- wherein the drum cartridge includes:
- a developing unit which includes:
- a developing roller configured to supply toner to the photosensitive drum, and
- a second connection part that is connectable to the first connection part,
- wherein the second connection part has an arc-like wall extending along a peripheral surface of the first connection part in a state where the second connection part is connected to the first connection part, and
- wherein the developing roller is swingable around the first connection part with respect to the photosensitive drum in the state where the second connection part is connected to the first connection part.
Dependencies are inferred from the claim text.