Invention Grant
- Patent Title: Drum cartridge including movable electrical contact surface, and image-forming apparatus using the same
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Application No.: US18184013Application Date: 2023-03-15
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Publication No.: US11934143B2Publication Date: 2024-03-19
- Inventor: Nao Itabashi
- Applicant: BROTHER KOGYO KABUSHIKI KAISHA
- Applicant Address: JP Nagoya
- Assignee: BROTHER KOGYO KABUSHIKI KAISHA
- Current Assignee: BROTHER KOGYO KABUSHIKI KAISHA
- Current Assignee Address: JP Nagoya
- Agency: Merchant & Gould P.C.
- Priority: JP 19158772 2019.08.30
- Main IPC: G03G21/18
- IPC: G03G21/18 ; G03G15/00 ; G03G15/08 ; G03G21/16
Abstract:
A drum cartridge includes: a photosensitive drum rotatable about an axis extending in a first direction; a first drum frame to which a developing cartridge is attachable; and a second drum frame having an outer surface; and a memory having an electrical contact surface. The first drum frame is at one end portion of the drum cartridge in a second direction and the second drum frame is at another end portion of the drum cartridge in the second direction. The electrical contact surface is positioned at the outer surface of the second drum frame and is movable in a predetermined direction relative to the second drum frame.
Public/Granted literature
- US20230213888A1 DRUM CARTRIDGE INCLUDING MOVABLE ELECTRICAL CONTACT SURFACE, AND IMAGE-FORMING APPARATUS USING THE SAME Public/Granted day:2023-07-06
Information query
