US Patent Issued to Evapco on Dec. 9 for "Direct expansion evaporator with vapor ejector capacity boost" (Maryland Inventors)

ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,850, issued on Dec. 9, was assigned to Evapco Inc. (Taneytown, Md.).

"Direct expansion evaporator with vapor ejector capacity boost" was invented by Greg Derosier (Eldersburg, Md.) and Shridhar Gopalan (Westminster, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for increasing the refrigeration capacity of a direct expansion refrigeration system having a vapor separator and a vapor ejector. After the throttling process at the expansion device, the mixture of liquid and vapor enters the inlet separator. The vapor separator generates vapor to power the ejector through flashing of warm refrigerant liquid from a higher temperature...