Music – Instruments
Patent
1984-06-08
1986-01-07
Isen, Forester W.
Music
Instruments
84DIG7, G10H 300
Patent
active
045627649
ABSTRACT:
A keyboard for an electronic music instrument is made to have a "piano key feel" by bracketing an end of each key with the legs of a weighted A-shaped action arm which pivots about a single point and actuates a leaf spring switch.
REFERENCES:
patent: 3927594 (1975-12-01), Morita
patent: 4111091 (1978-09-01), Hinago
Cohen Jerry
Isen Forester W.
Kurzweil Music Systems, Inc.
Oliverio M. Lawrence
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