ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,698,920, issued on Aug. 4, was assigned to TRANE INTERNATIONAL INC. (Davidson, N.C.).

"Electrical relay switch for a blower of a climate control system" was invented by John R. Edens (Troup, Texas), Mark Hudgins (Whitehouse, Texas) and Daren Lee Epperson (Whitehouse, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "An embodiment of an indoor unit of a climate control system includes a blower to generate an airflow, a heat exchanger to transfer heat between a refrigerant and the airflow, and a motor to drive the blower. The motor includes first and second taps, the first tap to be electrically coupled to a first thermostat terminal. The motor configur...