| 摘要 |
<p>A musical drum is disclosed having an outer cage to which both top and bottom counterhoops are connected in an independently adjustable manner. An intermediate hoop (16) is provided between the top and bottom counterhoops (20, 22) to which a plurality of adjusting bolt assemblies (34, 24) for the top and bottom counterhoops (20, 22) are connected. The adjusting bolt assemblies (34) for the bottom counterhoop (22) are circumferentially offset with respect to the adjusting bolt assembles (24) for the top counterhoop (20).</p> |
