US Patent Issued to Addison HVAC on May 13 for "Dynamic deadband" (Florida Inventor)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,022, issued on May 13, was assigned to Addison HVAC LLC (Orlando, Fla.).

"Dynamic deadband" was invented by Leon W. Folts (Apopka, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for an automatic direct expansion rooftop heating and cooling equipment sequence control, including the steps of determining capacity of the unit via temperature drop or rise and stabilization over a given time period; automatically adjusting a deadband around a setpoint, with the purpose of reducing or eliminating fixed staged compressor cycling while controlling supply air temperature or dewpoint or other sensor input."

The patent was filed on Dec. 1, 2021, ...