Briccialdi B flat thumb key mechanism for a woodwind instrument

Details Briccialdi B flat thumb key mechanism for a woodwind instrument Briccialdi B flat thumb key mechanism for a woodwind instrument

1994-05-12

1996-06-11

Stanzione, Patrick J.

Music

Instruments

Wind

84384, G10D 700

Patent

active

055245200

ABSTRACT:
A Briccialdi B flat thumb key mechanism for a woodwind instrument having a B key including a cup part and a lever part and movable around an axle, and a lever rockingly movable around the same axle for transferring a rocking motion to the B key for closing same and to a B flat key also for closing same, with the axle defining an angle of 20.degree.-75.degree. relative to a longitudinal axis of the instrument.

REFERENCES:
patent: 4376403 (1983-03-01), Haedrich et al.
patent: 4798120 (1989-01-01), Brogger
Theobald Boehm The Flute And Flute-Playing, pp. 84-86.
Nancy Toff The Development Of The Modern Flute, 1979, p. 73.
Richard Shepherd Rockstro (2nd Edition, 1928, pp. 376-377) A Treatise Of The Construction The History And The Practice Of the Flute.

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