Hewlett-packard Development Company, L.p.

Gun Heo

Jaerae Lee

Hojin Jang

Jinhong Kim

Yoshitaka Isogai

Jinsam Park

Seongwoong Yang

Toner cartridge

A toner cartridge includes: a housing to accommodate toner and including a fastening boss at a front end; a front cover including a fastening hole aligned with the fastening boss; a fastening member including a fastening portion and a head portion, the fastening portion configured to pass through the fastening hole and be fastened to the fastening boss to couple the front cover to the housing; and a separating portion to allow the fastening hole to be separated from the head portion of the fastening member by an external force acting on the front cover.

Toner cartridge having front cover

An example image forming apparatus includes a main body having a guide frame to guide a toner cartridge on a path for detachment and attachment, a sensor to sense a remaining toner level of the toner cartridge, and a shutter member disposed to move along the guide frame in association with the attachment and detachment of the toner cartridge. In response to separation of the toner cartridge from the guide frame, the shutter member is movable to a first position covering the sensor and, in response to the toner cartridge being mounted on the guide frame, the shutter member is movable to a second position to open the sensor.

Structure for opening and shutting of sensor for detecting toner remaining in toner cartridge

Growing community of inventors

Seongnam-si, South Korea

Gun Heo