| 摘要 |
PROBLEM TO BE SOLVED: To provide a bell for making it unnecessary to provide any bell hitting member such as a bell hitting ball or a bell hitting bar.SOLUTION: An excitation bell includes: a base part 11 and a bell portion 12 supported by the base part 11, and the base part 11 includes an excitation part 14 for exciting the bell portion 12, and excitation frequency is almost made coincident with the specific frequency of the bell portion 12. |
