Developer Cartridge, Image Forming Device, and Developing Device
AssigneeBrother Kogyo Kabushiki Kaisha
InventorMasashi IMAI
Life of this patent
Estimating the term…
Abstract
A developer cartridge includes a casing, a shutter, a first lock mechanism, and a second lock mechanism. The casing accommodates a developing agent therein and is formed with a supply opening. The shutter is movable between a closed position to close the supply opening and an open position to open the supply opening. The first lock mechanism locks the shutter at the closed position and unlocks the shutter to open the supply opening. The second lock mechanism is configured to lock the shutter at the closed position and be incapable of unlocking the shutter to maintain the closed position of the shutter.
Claims14
A developer cartridge comprising:
- a casing that accommodates a developing agent therein and formed with a supply opening;
- a shutter movable between a closed position to close the supply opening and an open position to open the supply opening;
- a first lock mechanism configured to lock the shutter at the closed position and unlocks the shutter to open the supply opening;
- and,
- a second lock mechanism configured to lock the shutter at the closed position and be incapable of unlocking the shutter to maintain the closed position of the shutter.
Dependencies are inferred from the claim text.