| 摘要 |
PROBLEM TO BE SOLVED: To prevent the variety of heating of a cooking matter while restraining the enlargement of the size of a whole body. SOLUTION: An oven chamber 12, provided in an outer casing 11, is provided with a hot air producing unit 31, having a heater 34 and a centrifugal fan 33 in a casing 32, at the back surface side of the same. The back wall unit 12c of the oven chamber 12 is provided with hot air outlet ports, provided on both of up-and-down end sides, and suction ports, provided at the central part of the same. The left-and-right side wall units 12a 12b are provided with ceiling supporting plates 19, 20, supporting ceiling plates at up-and-down two stages and formed through draw forming. Duct forming members 36 are provided at the outer surface side of the ceiling supporting plates 19, 20 whereby hot air supplying duct 37, 38 communicated with the casing 32, are constituted. Upon oven cooking, hot air, passing through the hot air supplying ducts 37, 38, is supplied into the oven chamber 12 through the hot air outlet ports formed on the ceiling supporting plates 19, 20 also.
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