Title:
PROCESS CARTRIDGE
Document Type and Number:
WIPO Patent Application WO/2022/037532
Kind Code:
A1
Abstract:
A process cartridge (10), comprising: a developing cartridge (2) having a developing roller (22); a drum cartridge (1) having a photosensitive drum (12); and a first end cover (3) and a second end cover (4), which are arranged opposite each other, wherein the developing cartridge (2) is rotatably supported on the first end cover (3) and the second end cover (4), and can rotate between a contact position where the developing roller (22) comes into contact with the photosensitive drum (12) and a separation position where the developing roller (22) is separated from the photosensitive drum (12); a separation force receiving member (7) is mounted at a first longitudinal end of the developing cartridge (2); the separation force receiving member (7) comprises a force-receiving portion (7a), a force transmission portion (75) and a sliding guide portion (74); the force-receiving portion (7a) is used for receiving an acting force that makes the developing cartridge (2) rotate to the separation position; the force transmission portion (75) is movably connected to the developing cartridge (2); the sliding guide portion (74) and the first end cover (3) are arranged in a manner of being able to slide relative to each other; and when the separation force receiving member (7) slides relative to the first end cover (3), the force transmission portion (75) synchronously drives the developing cartridge (2) to rotate. The process cartridge (10) can prevent the separation force receiving member (7) from being detached when receiving a force, thereby ensuring the imaging effect.
Inventors:
ZHOU HONGHUI (CN)
Application Number:
PCT/CN2021/112774
Publication Date:
February 24, 2022
Filing Date:
August 16, 2021
Export Citation:
Assignee:
ZHUHAI DINGLONG HUITONG PRINT TECH CO LTD (CN)
International Classes:
G03G21/18
Foreign References:
| CN204731529U | 2015-10-28 | |||
| CN111459002A | 2020-07-28 | |||
| CN212569435U | 2021-02-19 | |||
| CN212569436U | 2021-02-19 | |||
| CN205121159U | 2016-03-30 | |||
| US20110311272A1 | 2011-12-22 | |||
| US20150253723A1 | 2015-09-10 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
Download PDF: