| 摘要 |
PURPOSE: To simply execute the adjustment in high accuracy, in a high frequency induction heating apparatus which can adjust the heating range of a work. CONSTITUTION: A movable coil 20 is combined with a fixed coil 10 for heating the work W. The movable coil 20 is moved in the axial length direction of the work W to adjust the heating range of the work W. A screw beam 31 for driving the movable coil 20 is arranged. At the time of operating the screw beam 31 with a handle 33, the movable coil 20 is shifted to the axial length direction of the work W. |
