ALEXANDRIA, Va., April 2 -- United States Patent no. 12,263,820, issued on April 1, was assigned to NEW YORK AIR BRAKE LLC (Watertown, N.Y.).
"Excessive train brake pipe flow diagnostics" was invented by Michael L. Parisian (Dexter, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A brake pipe pressure monitoring system evaluates the flow of pressure in the brake pipe and alerts the train driver when the brake pipe flow indicates a brake system failure. The system has a brake pipe pressure module coupled to computer controlled brake as well as to a brake pipe pressure transducer, a main reservoir pressure transducer, and a flow transducer that determines the amount of pressure flow from the main reservoir...