Banjo tensioner

Music – Instruments – Drums

Reexamination Certificate

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Reexamination Certificate

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07439431

ABSTRACT:
A banjo tensioner is provided in which wave springs inserted between the flange and the nuts operate to maintain a constant tension on the banjo hooks. The invention also contemplates using a wave spring as placed between the washer that applies pressure to the rim and the top coordinator rod nut to maintain the pressure on the inside of the rim. The tensioner may also be used on a drum.

REFERENCES:
patent: 1596703 (1926-08-01), Wiltsie
patent: 1602409 (1926-10-01), Grover
patent: 3376777 (1968-04-01), Becker-Ehmck
patent: 4060018 (1977-11-01), Gilbrech
patent: 4206681 (1980-06-01), Kluczynski et al.
patent: 4226159 (1980-10-01), Lowe
patent: 4483234 (1984-11-01), Snavely
patent: 4606105 (1986-08-01), Snavely
patent: 4612840 (1986-09-01), Gretsch et al.
patent: 4630521 (1986-12-01), Alletto
patent: 4928565 (1990-05-01), Hseih

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