Samsung Electronics Co., Ltd.

Dong-ju Kang

Yong-whan Park

Kun-min Lim

An image forming apparatus, including a heat roller in which a heating source is embedded, a press roller installed close to the heat roller, the press roller contacting the heat roller with a predetermined pressurizing force to form a fixing nip, and at least two overheat prevention devices installed near the heat roller to cut off a power supply to the heating source upon an overheating of the heat roller. One of the overheat prevention devices is installed at portion of the heat roller corresponding to a location within a width of a recording medium passing through the fixing nip and another is installed at a site near an end of the heat roller corresponding to a location outside the width of the recording medium.

Image forming apparatus including at least two thermostats to prevent overheating of the heating roller

A wet-type electrophotographic image forming apparatus and a setting method thereof, comprising a body, a developing unit, an ink cartridge unit for supplying an ink to the developing unit, a door unit, an ink recovery unit for discarding waste ink and circulating ink, and a fitting unit connecting the developing unit and the ink cartridge unit. The door unit moves in relation to the movement of at least one of the ink recovery unit and the fitting unit, allowing a user to easily and precisely set the fitting unit and the ink recover unit using the door unit, which can further support and guide the developing unit

Growing community of inventors

Anyang-si, South Korea

Dong-ju Kang