Title:
ドラムカートリッジおよびプロセスカートリッジ
Document Type and Number:
Japanese Patent JP7472933
Kind Code:
B2
Abstract:
There is provided a structure in which: an electrical contact surface of a storage medium is disposed on an outer surface of a drum frame; and the electrical contact surface is allowed to contact an electric terminal of an image-forming apparatus even in a state where a developing cartridge is attached. This drum cartridge includes: a drum frame 21 to which the developing cartridge is attachable; a photosensitive drum 22; and a first storage medium 29. The developing cartridge is attachable to the drum frame 21. The photosensitive drum is positioned at one end portion 211 of the drum cartridge in a first direction. The first storage medium 29 includes a first electrical contact surface. The first electrical contact surface is positioned at an exposed outer surface of the drum frame 21 in a state where the developing cartridge is attached to the drum frame 21. Accordingly, the first electrical contact surface can contact the electric terminal of the image-forming apparatus even in the state where the developing cartridge is attached.
Inventors:
Koji Abe
Naoya Kamimura
Naoya Kamimura
Application Number:
JP2022069178A
Publication Date:
April 23, 2024
Filing Date:
April 20, 2022
Export Citation:
Assignee:
Brother Industries, Ltd.
International Classes:
G03G21/18; G03G15/00; G03G15/02; G03G15/08; G03G21/16
Domestic Patent References:
| JP2008242142A | ||||
| JP2015129814A | ||||
| JP2011022315A | ||||
| JP2015014632A | ||||
| JP2016161617A | ||||
| JP2005345587A | ||||
| JP2015141398A |
Attorney, Agent or Firm:
Takami Nishida