Keyboarding apparatus for electronic musical instrument with sim

Details Keyboarding apparatus for electronic musical instrument with sim Keyboarding apparatus for electronic musical instrument with sim

1996-06-19

1998-11-10

Shoop, Jr., William M.

Music

Instruments

General features

84434, 84440, G01C 312

Patent

active

058346686

ABSTRACT:
A keyboard apparatus having keys and mass members that are relatively light in weight and low in cost and yet provide a good key touch feeling that is comparable to the key touch feeling of a keyboard apparatus of an acoustic grand piano. A keyboard apparatus for an electronic musical instrument includes a support member including a first fulcrum section and a second fulcrum section. A key is movably supported about the first fulcrum section of the support member, and a mass member is movably supported on the support member and coupled to the key. The mass member has a mass concentration section made of an elongated metal bar and a resin section connected to the mass concentration section. The resin section has a pivotal fulcrum receiving section to be pivotally supported about the second fulcrum of the support member.

REFERENCES:
patent: 4901613 (1990-02-01), Kumano et al.
patent: 4901614 (1990-02-01), Kumano et al.

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