Patent ID: 7135663

Claim:
A wall mounted type microwave oven, comprising: an oven cabinet with an exhaust path disposed at a side of the oven cabinet; a cooking chamber and an electrical component compartment formed in the oven cabinet and isolated from each other; and an exhaust and cooling unit disposed at an upper portion of the oven cabinet, the exhaust and cooling unit comprising: an exhaust fan to discharge exhaust gas introduced into the exhaust path, a cooling fan to blow air into the electrical component compartment, the cooling fan having a diameter smaller than a diameter of the exhaust fan, a driving motor coupled to the exhaust fan and the cooling fan at opposite ends thereof to rotate the exhaust fan and the cooling fan, an exhaust fan casing to house the exhaust fan, a cooling fan casing to house the cooling fan, and first and second brackets disposed at the opposite ends of the driving motor to hold the exhaust fan casing and the cooling fan casing fixed thereto, wherein an axis of the cooling fan casing substantially coincides with an axis of the second bracket, and is eccentric to an axis of the cooling fan, and the cooling fan casing has a diameter smaller than a diameter of the exhaust fan casing.