ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,855, issued on Dec. 9, was assigned to EFFECTERRA INC. (Reno, Nev.).
"Refrigeration system with warm defrost" was invented by Evan Aschow (Fair Oaks, Calif.), Chad Bartley (Reno, Nev.), Mark Atherton (Reno, Nev.) and Michael May (Reno, Nev.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for defrosting an evaporator of a refrigeration system includes providing a refrigeration system including a low temperature (LT) compressor, a medium temperature (MT) compressor, a low temperature evaporator, and a medium temperature evaporator. The method includes initiating a defrost cycle for the refrigeration system by closing a return valve to shut off ...