Title:
DRUM UNIT AND PROCESSING BOX
Document Type and Number:
WIPO Patent Application WO/2024/078636
Kind Code:
A1
Abstract:
Provided are a drum unit (108), detachably mounted in a main assembly (170) of an image forming device (M), wherein the main assembly (170) comprises a drum drive transmission unit (203), the drum drive transmission unit (203) comprises a drive force transmission member (180) and a first braking force joint member (204) and a second braking force joint member (208) that are arranged in the drive force transmission member (180), and the drive force transmission member (180) comprises a cylindrical portion (180c), a drive force transmission portion (180v) and a positioning boss (180i). The drum unit (108) comprises: a photosensitive drum (104); and a coupler (14), which is coaxially arranged at one end of the photosensitive drum (104), wherein the coupler (14) comprises a middle receiving member (111) and a sleeve (112), the sleeve (112) is provided with a drive force receiving member, and the drive force receiving member can be engaged with the drive force transmission member (180) to transmit power received from the drive force transmission member (180) to the photosensitive drum (104).
Inventors:
LUO QIN (CN)
LI YINGHAO (CN)
DENG HAO (CN)
CHEN ROUJUAN (CN)
CHEN MINGDONG (CN)
LI YINGHAO (CN)
DENG HAO (CN)
CHEN ROUJUAN (CN)
CHEN MINGDONG (CN)
Application Number:
PCT/CN2023/124784
Publication Date:
April 18, 2024
Filing Date:
October 16, 2023
Export Citation:
Assignee:
ZHUHAI NINESTAR INFORMATION TECH CO LTD (CN)
International Classes:
G03G21/16
Foreign References:
| CN101568887A | 2009-10-28 | |||
| CN107430365A | 2017-12-01 | |||
| CN105824225A | 2016-08-03 | |||
| CN111221235A | 2020-06-02 | |||
| CN201489275U | 2010-05-26 | |||
| CN201489276U | 2010-05-26 | |||
| JP2001324909A | 2001-11-22 |
Attorney, Agent or Firm:
SBZL IP LAW OFFICE (CN)
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