Sir Alfred Hubert Roy Fedden MBE, FRAeS (6 June 1885 – 21 November 1973) was an engineer who designed most of Bristol Engine Company's successful piston...
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The Cotswold was a turboprop aircraft engine designed by Roy Fedden after the Second World War. Intended to power airliners for short or medium ranges...
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mountaineer Romilly Fedden (1875–1939), British artist Roy Fedden (1885–1973), British engineer Fedder This page lists people with the surname Fedden. If an internal...
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Mary Fedden, OBE RA PPRWA (14 August 1915 – 22 June 2012) was a British artist. Sometimes mistakenly described as the daughter of Roy Fedden (who was...
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making him offers regarding his wartime projects. Aeronautical engineer Roy Fedden remarked that the only craft that could approach the capabilities attributed...
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Hercules is a 14-cylinder two-row radial aircraft engine designed by Sir Roy Fedden and produced by the Bristol Engine Company starting in 1939. It was the...
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location of the Heinkel-Hirth engine works, the post-war Fedden Mission, led by Sir Roy Fedden, found jet engine manufacturing was simpler and required...
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in May 1919. For £15,000 Bristol got the Cosmos design team, headed by Roy Fedden, along with a small number of completed engines and tooling. Although...
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nine-cylinder, air-cooled, single-row, piston radial engine. Designed by Roy Fedden of the Bristol Aeroplane Company it was used to power both civil and military...
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nine-cylinder, single-row, air-cooled radial aero engine. Designed by Roy Fedden of the Bristol Aeroplane Company, it was used to power both civil and...
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projected enlarged capacity version of the Centaurus was designed by Sir Roy Fedden; cylinders were produced for this engine, but it was never built. Known...
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aero-engines in a factory in Fishponds, Bristol during World War I. Sir Roy Fedden, the company's principal designer, developed the 14-cylinder radial Mercury...
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decreasing at low and medium loads, which ultimately reduced the efficiency. Roy Fedden at Bristol tested an arrangement in the Bristol Jupiter IV engine in 1928...
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The Fedden car (or F-car) was a British automobile produced after the Second World War by Roy Fedden Ltd. It was never manufactured. Designed by Roy Fedden...
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Romilly Fedden (1875–1939) was an English artist and watercolourist. The son of businessman Henry Fedden, his younger brother was the engineer Roy Fedden. Romilly...
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German aircraft and aeroengines. It was named for the Mission's leader, Roy Fedden. It visited Bad Oeynhausen, Bad Eilsen, Völkenrode, Braunschweig, Magdeburg...
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of these advantages were evaluated and established during the 1920s by Roy Fedden, Niven, and Harry Ricardo, possibly the sleeve valve engine's greatest...
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efficiency and compact design, particularly in multi-row radial engines. Roy Fedden, Bristol's primary engine designer, became interested in the concept and...
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as the Shvetsov M-22. The Jupiter was designed during World War I by Roy Fedden of Brazil Straker and later Cosmos Engineering. The first Jupiter was...
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"Tockington Manor" (PDF). BAC 100: 2010. Gunston, Bill (1998). Fedden – the life of Sir Roy Fedden. RRHT. ISBN 1-872922-13-9. Historical Series, Nº26. LeMoir...
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worth building. Postwar, the British scientific mission's leader, Sir Roy Fedden, called it "interesting and innovative" and considered it "one of the...
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Kolbermoor, location of the Heinkel-Hirth engine works, the Fedden Mission, led by Sir Roy Fedden, found jet-engine manufacturing was simpler and required...
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engine, another sleeve valve design. For these engines, chief designer Roy Fedden developed special low-drag NACA cowlings, which exhausted air through...
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and from there to England at the request of British engine designer Roy Fedden. He had them work on the design of a turboprop engine for a proposed C-54...
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more harmful to production than attacks on factories themselves, Sir Roy Fedden (in his report on a postwar British scientific intelligence mission) calling...
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Bristol branch engine collection is housed in the Sir Roy Fedden Heritage Centre. As well as Roy Fedden designed engines from the Bristol Aeroplane Company...
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used by civil operators due to the expense of the cartridges. In 1920 Roy Fedden designed a piston engine gas starting system, used on the Bristol Jupiter...
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Fighter Aircraft, Bristol: Parragon, 1997 ISBN 0-75252-608-1 Fedden – the life of Sir Roy Fedden, RRHT, Historical Series Nº26, 1998 ISBN 1-872922-13-9 Soviet...
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one of them, the Lockheed Electra 12A, with Roy Fedden and prepared a design to match it using Fedden's Bristol Aquila engine which produced 500 hp,...
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engines for the RFC in World War I. Cosmos Engineering bought the firm and Roy Fedden designed the Cosmos Mercury engine before the company was forced into...
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