| 摘要 |
<p>PURPOSE:To provide the keyboard instrument which can reduce a shock sound, generated when a hammer assembly and an elastic body collides against each other, by the elastic body which gradually decelerates the rotation of the hammer assembly. CONSTITUTION:The keyboard instrument is equipped with extended strings 11, hammer heads 13 which rotate and strike the strings 11, jacks 33 which push up and rotate bats 15 by the rotation of the hammer heads, keys which transmit forces rotating the jacks 33, and shank stoppers 120 which receive rotating hammer shanks 14. The shank stoppers 120 gradually decelerate the rotation of the hammer shanks 14.</p> |
