ALEXANDRIA, Va., June 17 -- United States Patent no. 12,313,367, issued on May 27.
"Adjustable gas block with front adjustment access for firearm direct-impingement gas system" was invented by Jing Zheng (Chesterfield, Va.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An adjustable gas system for a firearm includes a one-piece gas block body, configured to be fixed to a barrel of the firearm, and a partial annular gas regulator. The gas block includes a gas flow hole that receives a gas tube of the firearm. The gas block body also includes a gas block body bulge and a ring at one end of the gas flow hole. The gas block body clamps to a barrel of the firearm by: (i) set screw(s), and (ii) direct/physical con...