Rolls-Royce R revolutions. Although not directly related to the Spitfire, the Supermarine engineers gained valuable experience of high-speed flight with the S.5 and S.6 aircraft, their next project being the Rolls-Royce Goshawk-powered Supermarine Type 224 prototype fighter aircraft. Technological advances used in the R engine, such as sodium-cooled valves and spark plugs able to operate under high boost pressures, were incorporated into the Rolls-Royce Merlin design. The author Steve Holter sums up the design of the Rolls-Royce R with these words: The Schneider Trophy was a prestigious annual prize competition for seaplanes that was first held in 1913. The 1926 race was
Rolls-Royce Motor Cars most likely buyer was BMW, which already supplied engines and other components for Rolls-Royce and Bentley cars, but BMW's final offer of £340 million was beaten by Volkswagen's £430 million. A stipulation in the ownership documents of Rolls-Royce dictated that Rolls-Royce plc, the aero-engine maker, would retain certain essential trademarks, including the Rolls-Royce name and logo if the automotive division was sold. Although Vickers plc sold the vehicle designs, nameplates, administrative headquarters, production facilities, Spirit of Ecstasy and Rolls-Royce grille shape trademarks to Volkswagen AG, Rolls-Royce plc chose to license the Rolls-Royce name and logo to BMW AG for £40