PROCESS CARTRIDGE AND IMAGING DEVICE Russian patent published in 2022 - IPC G03G21/18 

FIELD: imaging devices.

SUBSTANCE: invention relates to process cartridge. Process cartridge comprises a photosensitive drum; developing roller; drum frame; developing frame supporting developing roller, where the developing frame is supported by the drum frame with possibility of rotation around its axis of rotation and is made with possibility of movement relative to the drum frame between the contact position, in which the developing roller is in contact with the photosensitive drum, and a spaced position in which the developing roller is located at a distance from the photosensitive drum; a movable element having a first force-receiving portion at one end of the movable element and a second force-receiving portion at the other end of the movable element, wherein the second force-receiving portion is closer to the axis of rotation when the movable element is in the first position than when the movable element is in the second position; and a resilient member configured to push the movable member from the second position to the first position.

EFFECT: invention provides a simplification of the design of the cartridge, facilitating maintenance and increasing the reliability of the design.

27 cl, 68 dwg