microwave muffle furnace for various uses, for example for the cooking of foods such as bread, cakes, pizzas, beef or other

摘要

the oven includes a cooking chamber (1).a combustion chamber (15), submitted to the chamber of cooking and connecting with a layer (11) circondante at least partially the cooking chamber (1) for the movement of the smoke.and a fireplace (13) evacuation of fumes from the crawl space (11) and externally to the crawl space (11) is provided for a second layer (17) circondante at least part of the first intercapedine (11), the second layer (17) being in communication with the outside air through a vent (17).3) and the lower part of the combustion chamber (15) for defining a path of the combustion air circondante the path of smoke and upstream thereof,for the preheating of the combustion air, in order to increase the efficiency of the furnace and reduce the time of the ignition of the furnace to achieve the cooking temperature. (fig. 3).