ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,228,069, issued on Feb. 18.
"Method of controlling exhaust gas delivery between turbochargers" was invented by Andrew Hlava (Winfield, Ill.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of controlling exhaust gas delivery between two turbochargers is disclosed. Exhaust gas is delivered to a first turbocharger through a first exhaust conduit. A valve is opened to allow at least some of the exhaust gas from the first exhaust conduit to bypass the first turbocharger through a second exhaust conduit delivering bypassing exhaust gas to a second turbocharger when the first turbocharger reaches a predefined operating speed or when the manifold pressu...