ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,608, issued on Oct. 14, was assigned to Sig Sauer Inc. (Newington, N.H.).
"Machine gun trigger with select fire" was invented by Krzysztof J. Kras (Fremont, N.H.), Brian J. Barnhart (Newmarket, N.H.) and Adrian Thomele (Stratham, N.H.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A trigger assembly includes a selector operable between a safe position, a semiautomatic fire position, and an automatic fire position. In one example, the assembly includes a trigger rotatable between a resting position and a pulled position, a disconnector pivotable between a first position where it is in the path of the operational rod, and a second position where it is...