| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a tightened drum which makes it possible to select a percussion sound from a wide register irrelevantly to the size of a body part and a tightened drum set which uses tightened drums like this. SOLUTION: The drum A is equipped with the body part 11, a leather part 21 which is arranged at the end part of the body part 11 to constitute a head, and a tightening means 41 which tenses the leather part 21 by equally tightening the peripheral edge part 22 of the leather part 21. A partition wall part 31 which has a through-hole 35 is provided inside the body part 11 to section the space in the body part 11 into two chambers 37 and 38 along the axis of the body part 11, and those chambers 37 and 38 are linked with each other through the through-hole 35. Further, a tightened drum set is constituted by using multiple tightened drums A so that partition wall parts 31 provided to the respective drums A have through-holes 35 having different opening area.</p> |
