ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,692, issued on Dec. 16, was assigned to Samson Power Tool Co. LTD. (Taichung, Taiwan) and Power Tech Staple and Nail Inc. (Calif.).

"Nail gun firing structure" was invented by Yi-Kuan Lee (Taichung, Taiwan) and Guan-Yu Lin (Taichung, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A nail gun includes a gun body with a magazine which has a slot defined through a wall thereof. A linkage is movable relative to the magazine and includes a bent upper end and a bent lower end. The lower end of the linkage passes through the slot and enters into a nail groove in the magazine. The linkage includes a first pivot and a second pivot respectively contacti...