公开(公告)号：US09983507B1

公开(公告)日：2018-05-29

申请号：US15632967

申请日：2017-06-26

Applicant: S-Printing Solution Co., Ltd.

Inventor： Jong-hyun Park ,  Se-il Kwon ,  Dong-uk Kim

IPC: G03G15/08 ,  G03G15/00 ,  G03G21/18 ,  G03G21/12

CPC classification number: G03G15/0868 ,  G03G15/0865 ,  G03G15/0874 ,  G03G15/757 ,  G03G21/12 ,  G03G21/1857

Abstract: A developer cartridge includes a housing including a developer discharger having a developer outlet, and a container extending from the developer discharger, a movable member located in the container and movable in a direction of changing a volume of the container, and a flexible containing member configured in a bag shape having at least one open end connected to a wall of the container and another end connected to the movable member.

公开(公告)号：US10126679B2

公开(公告)日：2018-11-13

申请号：US15690567

申请日：2017-08-30

Applicant: S-Printing Solution Co., Ltd.

Inventor： Mitsuru Oikawa ,  Dong-uk Kim ,  Jong-hyun Park

IPC: G03G15/08 ,  G03G15/095

Abstract: A developing unit includes a developing roller, a developing casing to support and allow the developing roller to rotate, the developing casing including a developer supply inlet, a developer discharge outlet, and a developer collection inlet. The developing unit further includes a discharge cover to form a discharge path for a developer discharged from the developer discharge outlet along with the developing casing. The developer collection inlet is positioned in the discharge path to collect a part of the developer moving along the discharge path into the developing casing.

公开(公告)号：US20180157192A1

公开(公告)日：2018-06-07

申请号：US15690567

申请日：2017-08-30

Applicant: S-Printing Solution Co., Ltd.

Inventor： Mitsuru OIKAWA ,  Dong-uk Kim ,  Jong-hyun Park

IPC: G03G15/08

CPC classification number: G03G15/0822 ,  G03G15/0808 ,  G03G15/0844 ,  G03G15/0891 ,  G03G15/095

Abstract: A developing unit includes a developing roller; a developing casing configured to support and allow the developing roller to rotate and including a developer supply inlet, a developer discharge outlet, and a developer collection inlet; and a discharge cover configured to form a discharge path for a developer discharged from the developer discharge outlet along with the developing casing, wherein the developer collection inlet is positioned in the discharge path to collect a part of the developer moving along the discharge path into the developing casing.