Patent 7616907 was granted and assigned to Samsung on November, 2009 by the United States Patent and Trademark Office.
A printer cartridge comprising a photosensitive body being in contact with a charging roller and a developing roller, the printer cartridge including a first member interposed between the charging roller and the photosensitive body; and a second member connected to the first member and interposed between the developing roller and the photosensitive body. Thus, aspects of the present invention provide a printer cartridge, in which problems due to contact between rollers while being circulated on the market are prevented.