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US 2013/0239776 A1Published application
Acoustical Device For Drum
OwnerEric Schmidtinventor
Life of this patent
Estimating the term…
Abstract
Disclosed is a device which is designed to improve the accoustics of a drum. The device has two halves, and it attaches about a hole formed in the drum head. One or both halves have portions which can be flared to a variety of degrees, e.g., 90 degrees, 180 degrees, 360 degrees or more.
Claims2
A device for changing an acoustic effect of a drum, the drum having a drumhead, the device comprising:
- an outwardly flared portion;
- an inwardly flared portion;
- a substantially cylindrical outwardly threaded joining portion, the joining portion being receivable through a hole defined in the drumhead, the hole having an edge, the outwardly flared and inwardly flared portions being screwable onto the joining portion from opposite sides of the drumhead to clamp down onto the drumhead around the hole.
Dependencies are inferred from the claim text.