US 12,282,290 B2
Process cartridge including drum cartridge having first holder, developing cartridge having second holder, and plate for connecting first holder and second holder to each other
Yasuo Fukamachi, Nagoya (JP); Junya Sumida, Ama (JP); Kazutoshi Nakamura, Kuwana (JP); Hideshi Nishiyama, Owariasahi (JP); and Shinya Kusuda, Nagoya (JP)
Assigned to BROTHER KOGYO KABUSHIKI KAISHA, Nagoya (JP)
Filed by BROTHER KOGYO KABUSHIKI KAISHA, Nagoya (JP)
Filed on Dec. 11, 2023, as Appl. No. 18/535,203.
Application 18/535,203 is a continuation of application No. PCT/JP2022/022085, filed on May 31, 2022.
Claims priority of application No. 2021-104531 (JP), filed on Jun. 24, 2021.
Prior Publication US 2024/0103431 A1, Mar. 28, 2024
Int. Cl. G03G 21/18 (2006.01)
CPC G03G 21/1878 (2013.01) [G03G 21/1814 (2013.01); G03G 21/1867 (2013.01); G03G 21/1885 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A process cartridge comprising:
a drum cartridge including:
a drum frame;
a photosensitive drum rotatable about a first axis extending in a first direction;
a first memory having a first electrical contact surface, the first memory storing therein information related to the drum cartridge; and
a first holder holding the first electrical contact surface such that the first electrical contact surface is movable relative to the drum frame in a second direction crossing the first direction;
a developing cartridge attachable to the drum frame, the developing cartridge including:
a casing;
a developing roller rotatable about a second axis extending in the first direction;
a second memory having a second electrical contact surface, the second memory storing therein information related to the developing cartridge; and
a second holder holding the second electrical contact surface such that the second electrical contact surface is movable relative to the casing; and
a plate connecting the first holder and the second holder to each other in a state where the developing cartridge is attached to the drum frame,
wherein the second holder moves in the second direction together with the plate in accordance with movement of the first holder in the second direction in a state where the plate connects the first holder and the second holder to each other.