ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,221,144, issued on Feb. 11.
"Railroad switch device for moving railroad switch points" was invented by Dilson Dos Santos Rodrigues (Hewitt, Texas) and Donald Coy Beaman (Kosse, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a railroad switch device for moving railroad switch points. The device includes two spring assembly sets placed over two switch operation rods. The spring assembly sets move railroad switch points and keep railroad switch points against a stock rail. At least one sensor is mounted adjacent to two switch operation rods. The switch operation rods have a switch point position target connected to the switch operation r...