Electronic musical instrument keyboard

Details Electronic musical instrument keyboard Electronic musical instrument keyboard

1974-12-13

1977-08-23

Franklin, Lawrence R.

Music

Instruments

General features

84434, 84439, G10C 312

Patent

active

040432440

ABSTRACT:
A musical instrument keyboard consisting of a spring metal plate stamped into the shape of a comb with the back of the comb clamped in position and the teeth thereof mounting the keys, characterized by low cost, and including provision for comparable pressure of operation as between the long lever (white) keys and the short lever (black) keys, and requiring no soft side guides or the hardware to mount them.

REFERENCES:
patent: 2562471 (1951-07-01), Martenot
patent: 2567870 (1951-09-01), Bozak et al.
patent: 2612812 (1952-10-01), Greenleaf et al.
patent: 2705346 (1955-04-01), Schlabach et al.
patent: 2832251 (1958-04-01), Hayslett
patent: 3308225 (1967-03-01), Wells
patent: 3480744 (1969-11-01), Yamada
patent: 3705380 (1972-12-01), Roberts
patent: 3754319 (1973-08-01), Miori

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