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British Industrial History

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Siemens Brothers Dynamo Works

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December 1908.
March 1909.
March 1912.
October 1912.
1912. Tantalum lamps.
1913.
February 1913. Wotan
1918.
1919.
1919.
1923. Continuous transmitting set.
1925.
1925.
1925.

Siemens Brothers Dynamo Works Ltd of 14 Bridge Road, Stockton; Lichfield Road, Stafford (from 1903); and Caxton House, Westminster, London, SW.

1903 The dynamo works of Siemens Brothers and Co were moved from Woolwich to Stafford

1906 The electric light, power and traction activity of Siemens Brothers and Co were separated from the rest of the business and transferred to Siemens Brothers Dynamo Works which was incorporated as a limited company.

First British manufacturer of Tantalum filament lamps.

1911 Electrical Exhibition. Electrical synchronising outfit. (Siemens Brothers) [1]

1914 Dynamo manufacturers. [2]

1914 Manufacturers of and dealers in electric motors and generators, starters, regulators and controllers for direct and alternating current; switchboards and switchgear of all descriptions; machinery for mines, haulage gear, fans and ventilators, equipment for rolling mills and steel and iron works; electric railways and tramways, electric power transmission, searchlight projectors, lighting and power equipments for ships, machine tools, textile motors and electrical accessories. [3]

1915 Siemens Brothers supplied electrical equipment for railway locomotives built at Darlington Works for the NER/

c1919 Stafford Dynamo works was sold to English Electric Co; electric lamp manufacture transferred to Siemens Brothers and Co.

c.1923 The business was renamed Caxton Electric Developments Ltd; the capital continued to be held by Siemens Brothers and Co[4]


Railway Electrification

1914 Electrification of the North Eastern Railway's line between Shildon in the south west Durham coalfield and Newport, on Teesside, began in 1914 with the intention of improving performance of coal trains. The system used the new 1500V DC overhead system . The first stage opened on 1st July 1915, and the entire line was operational by 10th January 1916.

Ten centre cab electric locomotives of 1,100 horsepower were built at Darlington Works for this service, numbered in a series from 3 to 12. The locomotives were designed by Vincent Raven. Electrical equipment was supplied by Siemens Brothers. The new locomotives were designed to start a 1,400 ton train and haul it on the level at a minimum speed of 25mph.

See Also

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Sources of Information

  1. The Engineer 1911/09/29 p329
  2. Kelly's Directory of Durham, 1914 p659
  3. 1914 Whitakers Red Book
  4. The Times (London, England), Wednesday, May 21, 1924