Patent ID: 7877037
Filing Date: 2011-01-25
Classification: G03G

Abstract:
1. An image-forming device comprising: a main casing; a process casing accommodated in the main casing and removably mounted thereon, the process casing having a casing inlet formed therein; a photosensitive member that is disposed in the process casing; a charger that is disposed in the process casing for charging a photosensitive member; a first duct member that has a duct outlet; a fan that blows air on the charger through the duct outlet of the first duct member and the casing inlet; and a duct moving unit that moves the first duct member between a first position in which the duct outlet of the first duct member is adjacent to the casing inlet formed in the process casing, and a second position in which the duct outlet is separated farther from the casing inlet than in the first position, wherein the duct moving unit further comprises an urging member that urges the first duct member in a direction to bring the duct outlet to be positioned near the casing inlet formed in the process casing.