| 发明名称 | Drum having interchangeable drum shell segments | ||
| 摘要 | A drum includes a drum shell having a first drum shell segment and a separate, second drum shell segment. The drum shell segments each including a hollow cylindrical member having a rim, a protrusion formed in an upper surface of the rim, and an annular groove formed in a lower surface of the rim. The protrusion of the first drum shell segment is received in the groove of the second drum shell segment so that the drum shell segments are in axially stacked relation. A first hoop mounts a first drum skin to the drum shell. Tensioning structure is constructed and arranged to removably secure the drum shell to the first hoop. | ||
| 申请公布号 | US9336758(B1) | 申请公布日期 | 2016.05.10 |
| 申请号 | US201514934186 | 申请日期 | 2015.11.06 |
| 申请人 | Pearl Musical Instrument Co. | 发明人 | Takegawa Akito |
| 分类号 | G10D13/02 | 主分类号 | G10D13/02 |
| 代理机构 | Manelli Selter PLLC | 代理人 | Manelli Selter PLLC ;Stemberger Edward J. |
| 主权项 | 1. A drum comprising: a drum shell comprising a first drum shell segment and at least a separate, second drum shell segment, wherein the first drum shell segment and the second drum shell segment each comprises a hollow cylindrical member having a rim, a protrusion formed in an upper surface of the rim, and an annular groove formed in a lower surface of the rim that opposes the upper surface, the protrusion of one of the drum shell segments being received in the groove of the other of the drum shell segments so that the first and second drum shell segments are disposed in axially stacked relation, a first hoop mounting a first drum skin to the drum shell, and tensioning structure constructed and arranged to removably secure the drum shell to the first hoop. | ||
| 地址 | Chiba JP | ||