Drum cartridge
AssigneeBrother Kogyo Kabushiki Kaisha
InventorsKoji Abe, Takashi Shimizu
Life of this patent
Estimating the term…
Abstract
A drum cartridge, to which a developer cartridge containing toner therein and including a memory medium with an electric contact is detachably attached, is provided. The drum cartridge includes a photosensitive drum; a drum frame to receive the developer cartridge; a lock lever configured to lock the developer cartridge to the drum frame; a first drum contact configured to be in contact with the electric contact in a state where the developer cartridge is locked to the drum frame; and a spring configured to urge the first drum contact toward the electric contact. In the state where the developer cartridge is locked to the drum frame, the first drum contact is pressed toward the electric contact by an urging force of the spring.
Claims19
A drum cartridge, to which a developer cartridge is detachably attached, the developer cartridge being configured to contain toner therein and comprising a memory medium including an electric contact, the drum cartridge comprising:
- a photosensitive drum;
- a drum frame configured to receive the developer cartridge;
- a lock lever configured to lock the developer cartridge to the drum frame;
- a first drum contact configured to be in contact with the electric contact in a state where the developer cartridge is locked to the drum frame;
- and
- a spring configured to urge the first drum contact toward the electric contact,
- wherein, in the state where the developer cartridge is locked to the drum frame, the first drum contact is pressed toward the electric contact by an urging force of the spring.
Dependencies are inferred from the claim text.