| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an induction heating cooker wherein a booster circuit is provided between a rectifier circuit and an inverter circuit to supply the raised voltage to the inverter circuit to thereby improve heating efficiency, and wherein the inverter circuit is configured as a full bridge inverter circuit to reduce a load current to thereby improve the heating efficiency more effectively. <P>SOLUTION: The inverter circuit 10 is configured as a full bridge inverter circuit to reduce the load current, and the booster circuit 3 is provided in a front stage of the inverter circuit 10 to improve heating efficiency. Furthermore, a heating coil 21 is formed into a double layer lap winding structure to improve the heating efficiency, and a further improvement in heating efficiency is obtained by adjusting the gap length. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
