Samsung Electronics Co., Ltd.

S-printing Solution Co., Ltd.

Hewlett-packard Development Company, L.p.

Ki-hyun Yoo

Sang-hoon Lee

Ho-jin Jang

Seung-gweon Lee

Young-chae Kim

Sang-jin Park

Jong-in Kim

Dong-Uk Kim

Woong-Yong Choi

Dong-uk Kim

Dong-cheol Ahn

Chan-su Park

Sang-Jin Park

Provided is a developer cartridge attachable to and detachable from a main body of an image forming apparatus. The developer cartridge includes: a memory unit including a contact portion moved to a first position hidden inside the developer cartridge and a second position protruding outside the developer cartridge; an operating portion configured to move the contact portion to the first position and the second position; an outlet configured to discharge a developer; and a first shutter having an opening position and a closing position for opening and closing the outlet and moved to the closing position and the opening position when the contact portion is moved to the first position and the second position.

Developer cartridge and electrophotographic image forming apparatus including the same

Cartridge for printer

An electrophotographic image forming apparatus is provided including a body including an opening and a first coupler, a photoreceptor cartridge including a second coupler connected to the first coupler, a first gear connected to the second coupler, and a mounting portion, and attached to or detached from the body through the opening; and a development cartridge including a second gear connected to the first gear and attached or detached from the mounting portion through the opening while the photoreceptor cartridge is mounted in the body.

Electrophotographic image forming apparatus

An electrophotographic image forming apparatus is provided. The electrophotographic image forming apparatus includes a main body having an opening; a developing cartridge, detachably installed in the main body through the opening in a first direction, which includes a photosensitive drum and a cleaning member for removing a toner remaining in the photosensitive drum; and a toner recycle unit, detachably installed in the developing cartridge through the opening in the first direction, which recovers the toner removed by the cleaning member, filters the recovered toner, and supplies the toner again to the developing cartridge.

Developing device and electrophotographic image forming apparatus having the same

An electrophotographic image forming apparatus is provided including a body including an opening, a photoreceptor cartridge attached to, or detached from, the body through the opening and including a mounting portion, a development cartridge attached to, or detached from, the mounting portion through the opening when the photoreceptor cartridge is mounted in the body, and a cover opening or closing the opening and fixing the development cartridge to the mounting portion by pressurizing the development cartridge while the opening is closed.

Growing community of inventors

Suwon-si, South Korea

Ki-hyun Yoo