Title:
DEVELOPING CARTRIDGE
Document Type and Number:
WIPO Patent Application WO/2021/201123
Kind Code:
A1
Abstract:
A developing cartridge 20 includes: a casing 21; a developing roller 22 rotatable about an axis A22 extending in a first direction; a first agitator 24; an agitator gear 245; a first protrusion 211 protruding outward from one end of the casing in the first direction; a developing memory 31; a first electrical contact surface 33 electrically connected to the developing memory 31; and a first holder 34 holding the first electrical contact surface 33. The agitator gear 245 includes a large diameter gear 247, and a small diameter gear 249 positioned between the large diameter gear 247 and the casing 21 in the first direction. The first protrusion 211 is positioned between the casing 21 and the large diameter gear 247 in the first direction and away from the small diameter gear 249 in a second direction crossing the first direction. The first holder 34 is positioned farther from the first protrusion 211 than the large diameter gear 247 is in the first direction. The first holder 34 and the first electrical contact surface 33 are movable relative to the casing 21.
Inventors:
KUSUDA SHINYA (JP)
FUKAMACHI YASUO (JP)
FUKAMACHI YASUO (JP)
Application Number:
PCT/JP2021/013908
Publication Date:
October 07, 2021
Filing Date:
March 31, 2021
Export Citation:
Assignee:
BROTHER IND LTD (JP)
International Classes:
G03G21/16; G03G15/08; G03G21/18
Foreign References:
| JP2018060157A | 2018-04-12 | |||
| JP2019144480A | 2019-08-29 | |||
| JP2018025677A | 2018-02-15 | |||
| US20130183058A1 | 2013-07-18 |
Attorney, Agent or Firm:
KITAZAWA, Kazuhiro et al. (JP)
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