Cartridge with a first and second chamber and image forming apparatus containing the same
AssigneesKabushiki Kaisha Toshiba, Toshiba Tec Kabushiki Kaisha
InventorTakafumi Amano
Life of this patent
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Abstract
According to one embodiment, a cartridge is provided with a case and a transportation member. The case includes a first chamber, a second chamber, and a passage. The first chamber communicates with a discharging port and accommodates a developing agent. The second chamber is positioned distant from the discharging port compared to the first chamber and accommodates a toner. The passage allows the discharging port to communicate with the second chamber. The transportation member transports the toner, which is supplied to the passage from the second chamber, toward the discharging port.
Claims18
A cartridge comprising:
- a case comprising a first chamber in communication with a discharging port and accommodating a developing agent, a second chamber positioned distant from the discharging port compared to the first chamber and accommodating a toner, and a passage which allows the discharging port to communicate with the second chamber;
- and
- a first transportation member that transports the toner, from the second chamber to the passage, toward the discharging port, wherein
- the first chamber is positioned above the discharging port when the cartridge is provided in an image forming apparatus.
An image forming apparatus comprising:
- a cartridge comprising a case comprising a first chamber in communication with a discharging port and accommodating a developing agent, a second chamber which is positioned distant from the discharging port compared to the first chamber and accommodating a toner, a passage which allows the discharging port to communicate with the second chamber, and a transportation member transporting the toner from the second chamber to the passage toward the discharging port;
- and
- a developer supplying the developing agent and the toner from the cartridge, wherein
- the first chamber is positioned above the discharging port when the cartridge is provided in an image forming apparatus.
An image forming method comprising:
- supplying a developing agent from a first chamber in communication with a discharging port in a cartridge;
- and
- supplying simultaneously a toner from a second chamber through a passage allowing the discharging port to communicate with the second chamber in the cartridge, the second chamber positioned distant from the discharging port compared to the first chamber, wherein
- the first chamber is positioned above the discharging port when the cartridge is provided in an image forming apparatus.
Dependencies are inferred from the claim text.