Cold air supply apparatus of refrigerator

A cold air supply apparatus of a refrigerator, comprising:

• a blower installed at the upper rear surface of a freezing chamber and forcibly ventilating air cooled while passing a refrigerating cycle;
• a cold air discharge duct installed at the upper of a chilling chamber so as to communicate with a cold air supply path formed at the upper portion of a separation wall partitioning the freezing chamber and the chilling chamber and discharging cold air from the upper of the chilling chamber;
• a side cold air path connected with a certain side of the cold air discharge duct, formed at the side wall of the chilling chamber and guiding cold air to the side of the chilling chamber;
• and
• a damper installed on a certain side of the cold air discharge duct in order to open/close the cold air supply hole, the side cold air path and both the side cold air path and the cold air discharge duct selectively.