DRUM UNIT, CARTRIDGE AND CONNECTING ELEMENT Russian patent published in 2020 - IPC G03G15/08 

Abstract RU 2729450 C1

FIELD: image forming devices.

SUBSTANCE: present invention relates to a process cartridge applicable to an image forming apparatus using an electrophotographic process etc. Disclosed group of inventions includes drum unit for cartridge and cartridge. At that, cartridge assembly for cartridge comprises: photosensitive drum and connecting element with rotation axis, wherein connecting element in working position is connected to photosensitive drum, and connecting element includes cylindrical section, having outer surface and inner surface, which passes around axis of rotation of connecting element, a shoulder portion extending from the inner surface of the cylindrical portion and a protrusion projecting from the shoulder portion towards the axis of rotation of the connecting member, wherein the shoulder portion and the protrusion are movable relative to the inner surface.

EFFECT: wider range of technical means.

30 cl, 156 dwg

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RU 2 729 450 C1

Authors

Uesugi, Tetsuo

Hayashida, Makoto

Yamaguchi, Koji

Yano, Takashi

Dates

2020-08-06Published

2020-02-27Filed