| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a cheering tool of a single piece and simple-structure, which generates a sound by being beaten like a wooden clapper. <P>SOLUTION: The tool for cheering has a slit provided in the wall surface of an object that can be beaten. A sound is generated when the wall surface is beaten by a hand and the force makes both fringes of the slit hit each other. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
