PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC IMAGE FORMING DEVICE AND ELECTROPHOTOGRAPHIC PHOTOSENSITIVE DRUM BLOCK Russian patent published in 2021 - IPC G03G21/18 

Abstract RU 2756007 C1

FIELD: printing technology.

SUBSTANCE: invention relates to a process cartridge, an electrophotographic image forming device and a block of an electrophotographic photosensitive drum. A process cartridge installed with the possibility of removal into the main assembly of an electrophotographic image forming device, including a drive shaft having a rotating force applying part, by moving in a direction essentially perpendicular to the axis of the drive shaft, while the cartridge includes: i) an electrophotographic photosensitive drum rotating around the axis; ii) a connecting element coupled to the part applying the rotating force, for the perception of the rotating force intended for the rotation of the drum, and the connecting element is designed to occupy the angular position of the transmission of the rotating force for the transmission of the rotating force, the angular position in front of the coupling and the angular position of the uncoupling, in which the connecting element is inclined from the axis; and iii) a control part for adjusting the angle of inclination of the connecting element in such a way that the angle of inclination downwards of the connecting element is less than the angle of inclination of the connecting element when the connecting element is in an angular position in front of the coupling, and when installing the process cartridge in the main assembly, the connecting element moves from the angular position in front of the coupling to the angular position of the transmission of the rotational force, and when removing the cartridge from the main assembly, the connecting element moves from the angular position of the transmission of the rotational force to the angular position of the release for uncoupling with the drive shaft.

EFFECT: invention provides for the development of a process cartridge that can be installed with the possibility of removal in the main unit of the device.

8 cl, 35 dwg

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RU 2 756 007 C1

Authors

Asanuma, Naoya

Morioka, Masanari

Nakazawa, Ryosuke

Sasaki, Teruhiko

Hisano, Masato

Dates

2021-09-24Published

2021-02-16Filed