PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING DEVICE Russian patent published in 2019 - IPC G03G21/18 

Abstract RU 2690046 C1

FIELD: image forming devices.

SUBSTANCE: invention relates to a process cartridge and an electrophotographic image forming device, into which a process cartridge is installed with possibility of removal. Proposed process cartridge installed with possibility of removal in the main unit of the electrophotographic image forming device, which includes the rotating engaging part on the main assembly side and the positioning part, contains: photosensitive drum on which a latent image is formed, a flange element provided at one end in the longitudinal direction of said photosensitive drum and rotated together with said photosensitive drum, connecting element, rotated around axis of connecting element and movably connected to said flange element, wherein said connecting member is adapted to be connected to the engagement portion on the main assembly side to transmit driving force to said photosensitive drum and a bearing member including a bearing portion rotatably supporting said flange member and including a positionable portion positioned by said positioning portion.

EFFECT: accurate positioning of the connecting element of the process cartridge, which is intended to receive the rotating force from the main assembly of the electrophotographic image forming device, relative to the rotating part of the main unit of the device, wherein positioning takes place along axial line transmitting rotational force part, as well as in possibility of accurate alignment of axial line of electrophotographic photosensitive element with axial line of interacting part of main assembly of electrophotographic image forming device, and also in the possibility of accurately alignment of the axial line of the connecting member with the axial line of the interacting part of the main assembly of the electrophotographic image forming device.

9 cl, 34 dwg

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RU 2 690 046 C1

Authors

Abe, Daisuke

Morioka, Masanari

Dates

2019-05-30Published

2018-06-14Filed