Music – Instruments – Wind
Patent
1993-02-03
1994-02-22
Gellner, Michael L.
Music
Instruments
Wind
84395, 446206, 446209, G10D 904
Patent
active
052877850
ABSTRACT:
A slide housing having a plurality of rows of side wall ports directed into the side walls of the housing is arranged to receive a slide block within the housing, wherein the slide block includes through-extending bores arranged for alignment with the side wall bores, with a helical wind tube mounted to the side walls, with the wind tube having individual coils, and each coil including a coil exit port, and the coil exit ports are mounted to the side wall ports, with the slide arranged to effect intercommunication between a selected number of the individual coils to effect pitched change in use of the instrument. The slide block includes a slide conduit received within an instrument bell conduit in pneumatic communication with the instrument bell.
REFERENCES:
patent: 3909779 (1975-09-01), McCracken
patent: 3937116 (1976-02-01), Ramirez
patent: 3973464 (1976-08-01), Novy
Gellner Michael L.
Gilden Leon
Stanzione Patrick J.
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