ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,773,872, issued on Oct. 27, was assigned to Valcrum LLC (Cypress, Texas).
"Automatically actuated self-sealing vent plug" was invented by Mario T. Robles (Cypress, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vent plug having a main vent aperture that extends from an inner side into the plug and connects to a transverse vent passage that intersects the main vent aperture. The main vent aperture and the transverse vent passage are connected to provide a continuous path for fluid communication. The main vent aperture includes a conical surface that is tapered to be narrower nearer the inner side of the vent plug. A poppet is located within the m...