ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,014, issued on April 21, was assigned to Ford Global Technologies LLC (Dearborn, Mich.).
"Methods and systems for a pressureless fuel tank" was invented by Aed Dudar (Canton, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems are provided for performing a reverse purge of an evaporative emissions canister in a vehicle with a sealed variable volume fuel tank. In one example, a method may comprise in response to an ambient temperature reducing during a diurnal temperature cycle, and further in response to the EVAP canister loaded with fuel vapors above a threshold, closing a valve positioned at an atmospheric port of the fuel ta...