ALEXANDRIA, Va., June 17 -- United States Patent no. 12,313,300, issued on May 27, was assigned to Rheem Manufacturing Co. (Atlanta).
"Fuel enrichment system for fuel-fired appliance" was invented by Mickey E. Batson (Lavaca, Ark.), Shawn A. Reed (Charleston, Ark.), Tyson J. Cogburn (Roland, Okla.), Nathan T. Whalen (Alma, Ark.) and Darryl J. Farley (Fayetteville, Ark.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel-fired heating appliance has two fuel flow paths to a burner, each actuatable to a closed state and to an open state. A heat exchanger is in fluid communication with an area proximate the burner. A controller executes the steps: (a) while the first fuel flow path is closed, opening the secon...