Percussion drum construction

Details Percussion drum construction Percussion drum construction

2006-08-16

2008-12-16

Lockett, Kimberly R (Department: 2837)

Music

Instruments

Drums

Reexamination Certificate

active

07465862

ABSTRACT:
A percussion drum assembly comprising, in combination an annular shell having a vertical axis, and upper and lower flanges extending toward that axis; upper and lower drum heads and annular retainers for the heads; vertically extending adjustment members operatively threadably connected to the flanges; and shoulders that are displaced vertically to bear on the retainers.

REFERENCES:
patent: 3865003 (1975-02-01), Della-Porta
patent: 7119263 (2006-10-01), Chen
patent: 2004/0063821 (2004-04-01), Gomy et al.
patent: 2006/0146228 (2006-07-01), Sogo et al.
patent: 2006/0198999 (2006-09-01), Rudiger et al.
patent: 2001-323149 (2001-11-01), None
patent: 2004-250557 (2004-09-01), None
patent: 2006/010581 (2006-02-01), None

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