Knowledge (XXG)

Pobjoy Airmotors

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flying boat. The unit consisted of a flat-six sleeve-valve air-cooled petrol engine driving the generator. This was installed inboard on the aircraft, and due to the incorrect closure of the cooling ducts the engine overheated and the resulting fire destroyed the prototype Shetland. It seems that the
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layout for their design, feeling that the cost would be more than offset by the lighter weight and higher performance his designs would offer. Douglas Pobjoy later took over the design, and started a company of his own to produce it at
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of Gloucester, England, and was responsible for the design and development of an airborne generator, intended for use on the
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7-cylinder radial, air-cooled, geared, cowled, 2,835 cc, four marks with take-off powers from 84-98 hp (63-73 kW)
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to develop an engine for the Swift. Although they felt that a cast-block inline engine like the ones being produced by
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7-cylinder radial, air-cooled, geared, 2,835 cc, three marks with take-off powers from 80-98 hp (60-73 kW)
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7-cylinder radial, air-cooled, direct drive version of Cataract I, 2,835 cc, take-off power 70 hp (52 kW)
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After the war Pobjoy designed a new tractor. On 4 July 1948, he was returning from a sales trip to
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7-cylinder radial, air-cooled, geared, cowled, 3,138 cc, take-off power 142 hp (106 kW)
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of 1934. The Niagara was used on a number of designs by Shorts designers, notably the
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Lumsden, Alec. 2003. British Piston Engines and their Aircraft. Airlife Publishing.
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extremely long-endurance slow-flying "Fleet Shadower" prototypes produced to
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would always be less expensive, they nevertheless selected the
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7-cylinder radial, air-cooled, geared, 2,835 cc, 85 hp (63 kW)
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7-cylinder radial, air-cooled, geared, 2,480 cc, 67 hp (50 kW)
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Defunct aircraft engine manufacturers of the United Kingdom
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S.23/27" where they maximized airflow over the wings.
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During the Second World War, Pobjoy ran a section of
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The Parnall/Pobjoy design, the 7-cylinder 67 hp
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Index

Short Brothers
Rochester, Kent
UK
Douglas Pobjoy
Aero engines
British
aircraft engines
Short Brothers
World War II
Douglas Rudolf Pobjoy
Roy Fedden
Cosmos Engineering
World War I
Bristol Aeroplane Company
RAF
Nicholas Comper
Comper Swift
Parnall
Cirrus
de Havilland
radial
Hooton Park
Wirral
Pobjoy P
Pobjoy R
General Aircraft Monospar
Pobjoy Cataract
Pobjoy Niagara
Short Scion Senior
Short Stirling

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