Patent 8244163 was granted and assigned to RICOH COMPANY,LTD. on August, 2012 by the United States Patent and Trademark Office.
A toner container includes a container body that contains toner therein, and a cap portion that is held by a toner-container holding unit and includes a toner discharge opening to discharge the toner contained in the container body. A gear portion is detachably attached to the container body so that a rotational force is transmitted to the container body.