| 摘要 |
<p>PROBLEM TO BE SOLVED: To avert the impact to be exerted on thin bolt tightening parts of the leg cross-beam of a supporting leg for a piano and to prevent the damage by crazing. SOLUTION: The leg cross-beam 4 of the supporting leg for the piano formed by connecting or integrally constituting a leg block and the leg cross-beam is mounted at a piano body by interposing a buffer material 7 therebetween.</p> |
