CARTRIDGE Russian patent published in 2020 - IPC G03G21/18 

FIELD: image forming devices.

SUBSTANCE: present invention relates to a cartridge applicable in an electrophotographic image forming device. Disclosed group of inventions includes variants of cartridges. At that, cartridge comprises: frame containing chamber, photosensitive drum supported by frame with possibility of rotation relative to its axis, wherein part of photosensitive drum is located in chamber, and a coupling member located adjacent to the cartridge opening, wherein the coupling member comprises (i) a shaft and (ii) a protrusion on the end of the coupling member, wherein the coupling member is movable between the first position and the second position such that the projection is located closer to the axis of the photosensitive drum, when the coupling element is in the first position, than when the coupling element is in the second position, wherein the chamber is in fluid communication with the opening, and the coupling element forms at least part of the passage for moving toner therethrough to the opening.

EFFECT: technical result consists in providing simplification of maintenance of said equipment.

30 cl, 59 dwg