PROCESS CARTRIDGE Russian patent published in 2021 - IPC G03G15/00 

Abstract RU 2743148 C1

FIELD: image forming devices.

SUBSTANCE: present invention relates to the process cartridge, electrophotographic image forming apparatus, in which a replaceable process cartridge can be installed, and the electrophotographic photosensitive drum assembly. Disclosed process cartridge comprises a housing, a developer contained in the housing, photosensitive drum rotatably supported in the housing to rotate about the axis of the photosensitive drum, developing roller supported in the housing to rotate around the axis of the developing roller, wherein the developing roller is made with possibility of the latent image development formed by the developer on the photosensitive drum, and a connecting member having an axis about which the connecting member can rotate, and a free end portion for receiving a rotational force, wherein the free end portion includes at least one protrusion which is open to the axis of the connecting member, and connecting element is functionally connected with photosensitive drum and developing roller for transmission of rotational force to photosensitive drum and developing roller, wherein the connecting member can displace between a position in which the axis of the connecting member is substantially coaxial with the axis of the photosensitive drum, and a position in which the axis of the connecting member is substantially non-coaxial with the axis of the photosensitive drum.

EFFECT: technical result consists in producing a process cartridge that can rotate the photosensitive drum smoothly by installing it in a main assembly that does not have a mechanism for moving the connecting member on a side of the main assembly, in the direction of its centerline, for transferring the rotation force to the photosensitive drum by the operation of opening and closing the lid of the main assembly.

12 cl, 112 dwg

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RU 2 743 148 C1

Authors

Ueno, Takakhito

Miyabe, Sigeo

Morioka, Masanari

Khisano, Masato

Dates

2021-02-15Published

2020-07-22Filed