Acoustic drums

Details Acoustic drums Acoustic drums

1978-08-04

1980-01-22

Franklin, Lawrence R.

Music

Instruments

Drums

G10D 1302

Patent

active

041844076

ABSTRACT:
A musical drum has a hollow elongate body of resin impregnated glass fibre, open at both ends. A membrane is stretched across one end and secured thereto. The said end is circular and the body has a cylindrical portion including the said end and then has a flared portion with a curved central axis. The flared portion terminates in a generally oval opening and includes a hollow ridge. In use of the drum, two notes are produced, one at the center of the open end and the other, an octave lower, in the ridge.
A bass drum incorporating the invention is also described.

REFERENCES:
patent: 2858724 (1958-11-01), Troppe
patent: 3603194 (1971-09-01), North
patent: 3621749 (1971-11-01), Aluisi
patent: 4102236 (1978-07-01), North
patent: 4134324 (1979-01-01), LeMert

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