Zhuhai Ninestar Information Technology Co., Ltd

Junyu Tao

Hailong Ma

Tiansheng Peng

Hao Yang

Xin Lv

Wenjie Zhao

Chen Cheng

Qin Luo

Xiaoming Liang

Yongdi Chen

Hao Deng

Wenjun Yu

Haoli Huang

Xiaolong Yang

Changbiao Wang

Jiming Zhou

Xianwen Wang

Qingrui Zhu

Xinyu Wu

Yuanyuan Sun

Caixia Chen

Leizhi Kuang

A developing cartridge includes a casing, configured to accommodate developer therein, the casing having a first side and a second side arranged oppositely in a first direction, and a third side and a fourth side arranged oppositely in a second direction, the first direction and the second direction intersecting; a developing roller rotatable about a first axis extending in the first direction and positioned at the third side; a coupling rotatable about a second axis extending in the first direction and positioned at the first side; a storage medium including an electrical contact surface, the electrical contact surface being positioned at the first side; a separation member protruding in the first direction, the separation member receiving a separation force to cause the casing to move, and the separation member being positioned at the first side; and a first abutting member being positioned at the second side.

Developing cartridge

A developing cartridge includes: a cartridge body for accommodating developers; a driving part at a first end in a first direction; a developing roller rotatable about a rotation axis extending along the first direction and positioned at a third end in a second direction; a storage medium for storing information; an electrical contact surface electrically connected to the storage medium and fixed relative to the cartridge body, and a lifting element configured to lift up the cartridge body in the third direction. The electrical contact surface is positioned at the first end in the first direction and is farther away from the developing roller relative to the driving part. The lifting element is farther away from the developing roller in the second direction away from the driving part.

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Junyu Tao