| 摘要 |
PROBLEM TO BE SOLVED: To provide a demagnetizer capable of adapting even to various craft different in size and shape, while simplifying preparatory work for demagnetization processing.SOLUTION: A demagnetizer 100 includes: coil units 10 which include a coil 20 for generating a magnetic field acting on a craft 1 and a float 30 for supporting the coil 20 and floating in a water level position or an underwater position away from or near the craft 1, and which are provided in such a paired manner as to sandwich the craft 1; and a power supply unit 11 for supplying an electric current to the coil 20 of the coil unit 10. |
