US Patent 8707726 Refrigerator

A refrigerator including a main body provided with a freezing chamber, a freezing chamber door to open and close the freezing chamber, a subsidiary door to open and close an opening provided on the freezing chamber door, and an ice maker installed on the rear surface of the subsidiary door to manufacture ice. As the opening is opened by the subsidiary door, the ice maker is drawn out of the freezing chamber, thereby enabling a user to conveniently supply water to the inside of the ice maker or to conveniently use the ice manufactured by the ice maker.