ALEXANDRIA, Va., June 16 -- United States Patent no. 12,304,440, issued on May 20, was assigned to KNORR-BREMSE SYSTEME FUR SCHIENENFAHRZEUGE GMBH (Germany).
"Brake regulating device, braking method, and brake system for a rail vehicle" was invented by Ulf Friesen (Neubiberg, Germany), Marc-Gregory Elstorpff (Munich), Rupert Lang (Schmidmuhlen, Germany) and Ralf Furtwangler (Munich).
According to the abstract* released by the U.S. Patent & Trademark Office: "A brake system, brake regulating method and device for a rail vehicle use an input for a target deceleration value (aset), an input for an actual deceleration value (atrain), and an output for a deceleration control variable value. The deceleration control variable value (a0Ut) is set...