Music – Instruments – Stringed
Patent
1989-02-21
1989-10-17
Hix, L. T.
Music
Instruments
Stringed
G10C 304
Patent
active
048739065
ABSTRACT:
Adjustable mounting means for providing variable spacing between the stringplate and the adjacently spaced soundboard of a grand piano wherein a number of elongate threaded cylinders are located in the peripheral frame is disclosed. Each threaded member has an upwardly extending end for receiving the apertured string plate thereon and contains a central threaded bore for receiving a bolt. The stringplate rests on the threaded members with the appropriate spacing between soundboard and stringplate being attained by adjustment of the threaded members from the underside of the piano.
REFERENCES:
patent: 197332 (1877-11-01), Chickering
patent: 3437000 (1969-04-01), Goodlander
Brown Brian W.
Hix L. T,.
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