| 摘要 |
A middle IH unit 6M that cooperatively heats a single object to be heated N with two or more heating coils that are adjacent to each other and that are heat driven independently of each other, a circular main heating coil MC, a plurality of side heating coils SC adjoining the main heating coil MC are included, and, a left IH unit 6L allowing sole heating with the main heating coil MC and cooperative heating with the main heating coil MC and side heating coils SC is provided. Outside diameter dimensions D6 and D7 of the middle IH unit 6M is configured to be smaller than an outside diameter dimension D4 of the left IH unit 6L and is configured to be larger than the outside diameter D2 of the main heating coil MC. |
