US 12,153,355 B2
Cartridge used in image forming apparatus
Takatoshi Hamada, Mishima (JP); Noriyuki Komatsu, Numazu (JP); Tetsuya Numata, Suntou-gun (JP); Daisuke Makiguchi, Izunokuni (JP); and Naoya Asanuma, Susono (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Jun. 5, 2023, as Appl. No. 18/329,229.
Application 18/329,229 is a continuation of application No. 17/684,973, filed on Mar. 2, 2022, granted, now 11,709,438.
Application 17/684,973 is a continuation of application No. 16/722,319, filed on Dec. 20, 2019, granted, now 11,294,299, issued on Apr. 5, 2022.
Claims priority of application No. 2018-242687 (JP), filed on Dec. 26, 2018.
Prior Publication US 2023/0314982 A1, Oct. 5, 2023
Int. Cl. G03G 15/08 (2006.01)
CPC G03G 15/0808 (2013.01) [G03G 15/0887 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A process cartridge to which a toner cartridge accommodating toner is detachably attached, the process cartridge comprising:
a photosensitive drum rotatable about a rotational axis;
a drum frame supporting the photosensitive drum so that the photosensitive drum is rotatable about the rotational axis;
a developing roller configured to supply toner to the photosensitive drum;
a developing frame having a toner storage portion configured to store the toner to be borne on the developing roller and provided with a reception port through which the toner is supplied to the toner storage portion from the toner cartridge; and
a memory configured to store information about the process cartridge,
wherein the reception port of the toner storage portion is provided in a first end portion of the process cartridge opposite to a second end portion of the process cartridge in a direction of the rotational axis,
wherein the memory is provided outside an outermost end surface of the developing frame in the direction of the rotational axis on a side of the first end portion of the process cartridge, and
wherein the memory is provided outside an outermost end surface of the drum frame in the direction of the rotational axis on the side of the first end portion of the process cartridge.