Keyboard device for electronic musical instrument

Details Keyboard device for electronic musical instrument Keyboard device for electronic musical instrument

1989-11-29

1991-08-06

Brown, Brian W.

Music

Instruments

General features

G10C 312

Patent

active

050367439

ABSTRACT:
A keyboard device has a key, a support for the key, the key being rotatably mounted on the key support, a hammer, a support for the hammer, the hammer being rotatably mounted on the hammer support, a resilient member for urging the key to swing in a direction which is the same as the direction of swinging of the key when the key is depressed and for urging the hammer to swing in a direction which is opposite to the direction of swinging of the hammer when the key is depressed. The resilient member has a first end coupled to the key and a second end coupled to the hammer.

REFERENCES:
patent: 4896577 (1990-01-01), Trivelas et al.
patent: 4901614 (1990-02-01), Kumano et al.

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