Keyboard musical instrument with solenoid-operated actuators arr

Details Keyboard musical instrument with solenoid-operated actuators arr Keyboard musical instrument with solenoid-operated actuators arr

1994-05-27

1996-06-18

Stanzione, Patrick J.

Music

Instruments

Automatic

84 20, G10F 102

Patent

active

055279872

ABSTRACT:
A plurality of solenoid-operated actuator units are incorporated in an automatic player piano for selectively driving keys in a playback mode, and share two elongated yoke members interdigitated with one another so as to house the solenoid-operated actuator units as close as possible without sacrifice of electro-magnetic forces produced thereby.

REFERENCES:
patent: 4741237 (1988-05-01), Murakami et al.

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