Keyboard musical instrument having hammer heads formed of metall

Details Keyboard musical instrument having hammer heads formed of metall Keyboard musical instrument having hammer heads formed of metall

1996-09-23

1998-09-22

Spyrou, Cassandra C.

Music

Instruments

Stringed

84423R, 84452R, G10C 318

Patent

active

058117024

ABSTRACT:
A keyboard music instrument includes a keyboard, key action mechanisms functionally connected to keys of the keyboard, strings assigned notes of a scale and hammer assemblies for striking the strings. The hammer assemblies have respective hammer heads formed of metallic powder containing synthetic resin so as to exactly regulate the weight to target values.

REFERENCES:
patent: 934654 (1909-09-01), Bode
patent: 1392248 (1921-09-01), Cloetens
patent: 3805662 (1974-04-01), Nishimura et al.

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