| 摘要 |
A drum comprising a drum shell (11) formed with a circumferential channel (17) in its external surface; a shell hoop (15) located in the channel (17); and at least one fixing member (16), in which the shell hoop (15) has a radially outwardly inclined portion (26) arranged to engage a clamp ring (31), and the fixing member (16) includes means for attaching drum fittings, the fixing means (16) being fixed relative to the shell hoop (15).
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