Heating cooker

A heating cooker is provided. It may heats up to the quite big cooker, can prevent appears the resonance noise, may decrease the cooking material from to cook in the appliance to blow falls or disperses falls to its outside place possibility, and cannot harm its whole the establishment performance. In the heating cooker, the top plate 12's width W12 is wider than the main case 13's width W13, the respective center 024, 025 of the first and second heater 24, 25 is nearer than the each one the center RO13, LO13 (W13/4) of the main case 13's division (W13/2), and is disposed nearer the center than each one the center RO12, LO12 (W12/4) of two sides of the top plate 12 about division (W12/2). Therefore, the gap between the first and second heater 24, 25 is bigger, and the space margin will bigger between the cooker which is disposed on the top plate 12's first and second heater 24, 25 and the top plate 12's most flank edge. And these may not increase the main case 13 under the condition realizes.