Patent ID: 7299651

Claim:
An assembly structure of a cooling air supplying duct for use in a refrigerator having cantilever shelves, the assembly structure comprising: a shelf supporting rail having a front wall in which a plurality of engagement slots are formed, the shelf supporting rail being vertically fixed on an inner wall of the refrigerator; and a cooling air discharging duct including: an engaging opening formed in a portion thereof; and a front wall in which a plurality of cooling air discharging holes for discharging cooling air to an interior of the refrigerator are formed, wherein the shelf supporting rail is combined with the cooling air discharging duct by being inserted into the engaging opening, and supports the cantilever shelves; and wherein both sidewalls of the shelf supporting rail have connection holes formed therein, and elastic plugs are formed on both sidewalls of the engaging opening of the cooling air discharging duct; and wherein the elastic plugs are engaged into the connection holes when the shelf support rail is inserted into the engaging opening.