CPC G10D 3/147 (2020.02) | 14 Claims |
1. A self-locking tuner for a stringed musical instrument, comprising:
an inner string post;
an outer string post disposed over the inner string post, wherein the outer string post includes an opening for accepting a string;
a locking pin extending above the inner string post and through the outer string post to the opening; and
an insert disposed around the outer string post, wherein the insert includes a stop to unlock the string
wherein the insert includes a tab to prevent rotation of the insert;
wherein the insert is disposed in a headstock of the stringed musical instrument with the tab disposed in a slot formed in a surface of the headstock.
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