Drum

Details Drum Drum

2005-07-12

2005-07-12

Hsieh, Shih-Yung (Department: 2837)

Music

Instruments

Drums

C084S413000, C084S415000, C084S41100A

Reexamination Certificate

active

06916977

ABSTRACT:
In a drum in which a drum head installed on one or both of open ends of a trunk main body that constitutes a drum main body of the drum is tightened by lug bolts and stretched by a hoop, reinforcing rings are provided in anchoring holes that are formed in the hoop for receiving bolt heads of the lug bolts.

REFERENCES:
patent: 4385544 (1983-05-01), Heiskell

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