A developing box

CN107966891BActive Publication Date: 2025-02-18ZHUHAI TUOJIA TECH
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Patent Information

Application Number
CN201711195821.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Priority Date
2017-11-01
Filing Date
2017-11-24
Publication Date
2025-02-18
Estimated Expiration
2037-11-24

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Abstract

The present invention relates to a developing box, comprising a shell, an end cover assembly installed on the shell, and a power transmission device located at one longitudinal end of the shell, the end cover assembly comprising a first end cover fixedly connected to the shell and a second end cover fixedly installed on the first end cover, the second end cover comprising a second end cover body, a through hole arranged on the second end cover body and a first guiding portion located in the circumferential direction of the through hole, the power transmission device comprising a first guided portion arranged therein, and the first guided portion is guided by the first guiding portion.
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Citation Information

Patent Citations

  • Developing cartridge

    CN106483813A

  • Sealing component and toner cartridge

    CN201531595U