| 摘要 |
<p>This invention concerns a percussion instrument comprising a batter (10) and a resonant (12) drum both including a ring base (14), a lateral wall (16) that stands on it and a membrane (18) which is put in traction on it. The two drums are spaced each other and facing with their bases so as to define a lateral opening (20) for the air set in vibration by the two membranes.</p> |
