公开(公告)号：US20180046129A1

公开(公告)日：2018-02-15

申请号：US15441380

申请日：2017-02-24

Applicant: S-PRINTING SOLUTION CO., LTD.

Inventor： Yun-kyu SIM ,  Young-chae Kim ,  Gun-soo Chang ,  Ho-jin Jang

IPC: G03G15/08

CPC classification number: G03G21/1647 ,  G03G15/0806 ,  G03G21/1676 ,  G03G21/1825 ,  G03G21/1857 ,  G03G2221/1657

Abstract: Provided is a development cartridge capable of being detachably attached to a main body of an image forming apparatus, the development cartridge including a developing roller; a driving power receiving member configured to rotate in a first direction or a second direction by receiving a driving power from the main body; and a power delivery member configured to connect the driving power receiving member to the developing roller and to deliver only torque of the driving power receiving member in the first direction to the developing roller.