Patent ID: 11454901

Abstract:
The present invention provides a developing cartridge, the developing cartridge comprises: a developer roller that can rotate about an axis extending in a first direction; a housing having a developer accommodating portion that can accommodate a developer, including a first side and a second side disposed opposite to the first side in the first direction; an input gear disposed on the first side of the housing; and a chip assembly comprising a chip, which is mounted on the housing and located on the second side of the housing; wherein a developer filling port and a cap are further provided on the second side of the housing, developer can be filled into the developer accommodating portion through the developer filling port, the cap is used to seal the developer filling port so as to prevent the developer from leaking from the developer filling port, and wherein projection of at least a part of the chip assembly along the first direction is overlapped with overlaps projection of a part of the cap along the first direction when the chip assembly and the cap are projected in the first direction.