Graphite trombone slide

Details Graphite trombone slide Graphite trombone slide

1988-07-28

1989-08-29

Franklin, Lawrence R.

Music

Instruments

Wind

84452P, G10D 710

Patent

active

048606294

ABSTRACT:
A trombone has an other slide member fabricated from graphite tube. The graphite tube is 60-66% graphite and 40-34% expoxy resin and has a wall thickness in the range between 0.023 and 0.029 inches. The resulting trombone is lightweight and durable, resistant to bending or denting of the tube and has a smooth slide action.

REFERENCES:
patent: 2027340 (1936-01-01), Holton
patent: 2106327 (1938-01-01), Olds
patent: 2730002 (1956-01-01), Legler
patent: 2929292 (1960-03-01), Greenleaf et al.
patent: 3835748 (1974-09-01), Olson
patent: 4015501 (1977-04-01), Schaller
patent: 4145948 (1979-03-01), Turner
patent: 4210056 (1980-07-01), Ciccarelli
patent: 4320688 (1982-03-01), Donohoe

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