Music – Instruments – Stringed
Patent
1975-09-16
1977-08-30
Franklin, Lawrence R.
Music
Instruments
Stringed
G10D 300
Patent
active
040446450
ABSTRACT:
A device for continous pitch variation has rotary support means which connect the extension piece of the neck flexibly with the body of the instrument. A string holder is mounted on one rotary support lever and has adjustable holding elements for each string. A system of levers transmits the tension of the strings over an adjustable point of force transmission to a tension spring. The tension spring has an adjustable seat.
REFERENCES:
patent: 1755019 (1930-04-01), Parker
patent: 3185011 (1965-05-01), Anderson
patent: 3748943 (1973-07-01), Lashley
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