Music – Instruments – Drums
Reexamination Certificate
2007-04-17
2007-04-17
Donovan, Lincoln (Department: 2837)
Music
Instruments
Drums
C248S346060
Reexamination Certificate
active
11052079
ABSTRACT:
A drum bracket including an adjustment rod and three support bars pivotally connected with upper end of the adjustment rod at equal angular intervals. Each support bar has a swinging end. An L-shaped claw section is pivotally connected with the swinging end of each support bar and fixable with the support bar. A bush is axially movably fitted on the adjustment rod. Three links are pivotally connected with the bush at equal angular intervals. Each link is also pivotally connected with a middle section of each support bar. A bottom of the adjustment rod is formed with outer thread under the bush. An adjustment nut is screwed on the outer thread.
REFERENCES:
patent: 6416029 (2002-07-01), Holtermanns
patent: 2005/0103184 (2005-05-01), Hsieh
Donovan Lincoln
Qin Jianchun
Remarkable Company
Rosenberg , Klein & Lee
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