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Control handle and valve for a Westinghouse Air Brake. A railway air brake is a railway brake power braking system with compressed air as the operating medium. Modern trains rely upon a fail-safe air brake system that is based upon a design patented by George Westinghouse on March 5, 1868. The Westinghouse Air Brake Company (WABCO) was subsequently organized to manufacture and sell Westinghouse's invention.
Werner von Siemens. Werner von Siemens invented âDynamoâ, âElectric Elevatorâ and âTrolleybusâ. Werner Von Siemens was a German inventor who made remarkable contributions to the fields of electronics and engineering. Born in Prussia (now a part of Germany) in 1816, he was the fourth of fourteen children. Without formally finishing high school, Siemens joined the Prussian Army to gain training in engineering which his father could not afford to give him.