| 摘要 |
An air duct system for a combined refrigerator of the forced air circulation type and comprising a freezing compartment ( 1 ) and a refrigerating compartment ( 2 ), which are superposed and separated by an intermediate wall ( 3 ), and further having an air cooling compartment ( 4 ) lodging an evaporator ( 5 ) and a fan ( 6 ) and presenting at least one circulated air inlet ( 4 a) and at least one refrigerated air outlet ( 4 b). The system comprises a body ( 10 ) mounted to the inside of the intermediate wall ( 3 ) and defining a rear chamber ( 11 ), which is opened to the circulated air inlet ( 4 a); a transversal through-duct ( 12 ) communicating the refrigerated air outlet ( 4 b) with the refrigerating compartment ( 2 ); at least one first and one second return duct ( 13, 14 ) presenting a rear end ( 13 b, 14 b) opened to the rear chamber ( 11 ), and a front end ( 13 a, 14 a) opened to the inside of the freezing compartment ( 1 ) and of the refrigerating compartment ( 2 ), respectively.
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