| 摘要 |
PROBLEM TO BE SOLVED: To provide an induction heating device which can uniformly heat the object without enlarging size of the device. SOLUTION: The induction heating device has a coil unit 31. The coil unit 31 is composed of a plurality of induction coils U1, U2, Un, each of which is composed of linear parts a, b extending in the first direction, and connecting parts c connecting respective end parts of the linear parts a, b, connected one another serially in the second direction crossing the first direction.
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