Improved shelf assembly and refrigeration appliance having the same

A shelf assembly for use in a refrigeration appliance, in particular a domestic refrigerator comprising a compartment for refrigerating food, the shelf assembly comprising a releasable shelf for supporting the food, characterized in that

• one or more than one retainer which is detachably mountable to either one of the side walls of the compartment,
• one or more than one counterpart retainer which is adjustably mountable at different heights on either one of the lateral sides of the shelf, wherein the counterpart retainer is slidably engageable with the corresponding retainer so as to reciprocate through a predetermined distance in the direction which is perpendicular to the side walls of the compartment and
• one or more than one spring element for biasing the counterpart retainer away from the corresponding retainer.