Music – Instruments – Wind
Patent
1983-10-06
1985-05-14
Fuller, Benjamin R.
Music
Instruments
Wind
G10D 708
Patent
active
045164630
ABSTRACT:
In the construction of a key mechanism for wind instruments such as woodwind pad cups for two different tone holes are mounted to separate hinge rods by different keys which are separately spring biased for easy construction and adjustment of the mechanism with reliable protection of air leak at closing of the tone holes by the pad cups.
REFERENCES:
patent: 1610207 (1926-12-01), Hilton
patent: 3941026 (1976-03-01), Hildebrandt
Fuller Benjamin R.
Nippon Gakki Seizo Kabushiki Kaisha
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