Grace's Guide To British Industrial History

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Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,258 pages of information and 244,500 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

Bristol Engine Co

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Revision as of 14:11, 29 August 2013 by PaulF (talk | contribs) (→‎General)
1946.

The Bristol Engine Company manufactured aeroengines.

General

The company was originally a separate entity called Cosmos Engineering which had been formed from the pre-First World War automobile company, Brazil, Straker and Co.

In 1917 Cosmos was asked to investigate air-cooled radial engines, producing what would become the Bristol Mercury, a 14 cylinder two-row (helical) radial, which they launched in 1918. This engine saw little use, but a smaller and simpler 9 cylinder version known as the Bristol Jupiter was clearly a winning design.

With the post-war rapid contraction of military orders Cosmos Engineering went bankrupt, and the Air Ministry let it be known that it would be a good idea if the Bristol Aeroplane Co purchased them.

The Jupiter competed with the Armstrong Siddeley Jaguar throughout the 1920s, but Bristol put more effort into their design, and by 1929, the Jupiter was clearly superior.

1930s developed a new line of radials based on the sleeve valve principle, which would develop into some of the most powerful piston engines in the world, and continued to be sold into the 1960s.

1956 the division was renamed Bristol Aero Engines

1958 It then merged with Armstrong Siddeley Motors to form Bristol Siddeley as a counterpart of the airframe-producing company mergers that formed BAC.

1966 Bristol Siddeley was purchased by Rolls-Royce, leaving the latter as the only major aero-engine company in Britain.

Rolls-Royce continues to produce aircraft engines as Rolls-Royce plc. A number of Bristol Siddeley engines of Bristol heritage continued to be developed by Rolls-Royce; notably the Olympus turbojet and the Pegasus. The classical names favoured by Bristol indicated their heritage in a Rolls-Royce lineup named after British Rivers

List of Models

See Also

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Sources of Information