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British Industrial History

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Simplex Conduits

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September 1902.
October 1906.
November 1906.
December 1906.
January 1907.
February 1907.
December 1907.
February 1908.
December 1908.
1909. Simplex Electric Lamps.
1909. Watertight Fittings.
1909. Signs.
March 1912.
October 1912.
February 1913.
September 1915.
August 1918.
January 1920.

Simplex Conduits Ltd, of Garrison Lane, Birmingham

Possibly connected with the Simplex Electric Tramway Conduit Syndicate of 1896

1898 Simplex Steel Conduit invented[1] by a Mr Waterhouse; the steel conduits were used for carrying electric cables[2].

1898 Simplex Steel Conduits company formed.

1905 the company moved to larger premises in Garrison Lane, Birmingham, which became the Head Office for a rapidly expanding network of factories and offices in London, Manchester, Glasgow, Liverpool, Leeds, Newcastle, Swansea and Bristol[3].

1905 Advert for wiring conduit. (The Simplex Steel Conduit Company of 80 Digbeth, Birmingham and 20 Bucklersbury, London EC). [4]

1906 The company was registered on 4 April, to acquire the business of the Simplex Steel Conduit Co. [5]

1910 Demonstrated Prometheus kettle and Silundum heaters at the Royal Institution to illustrate a talk on electric heating[6].

1910 The 3rd edition of a book on Conduit Wiring was published by Simplex Conduits[7].

1913 Advert for wiring conduit. [8]

1914 Manufacturers of the Simplex conduit system for electrical installations, the Simplex heating and cooking apparatus, art fixtures and fittings and wholesale electrical suppliers. [9]

1917 Advert for wiring conduit. [10]

1919 Advert for wiring conduit. [11]

1919 Tube Investments was registered as a public company, combining the seamless steel tube manufacturing companies of Tubes Limited, Credenda Conduits Co, Simplex ConduitsLtd, Star Tube Co and St. Helen's Tube and Metal[12][13].

1932 Recognising the scope for improvement in the management of its electrical subsidiaries, Tube Investments formed a new organisation that would be responsible for the manufacture and sale of electrical products[14]. Simplex Conduits merged with Credenda Conduit Co to form Simplex Electric Co which began to manufacture Creda domestic cooking appliances in addition to lighting equipment and conduits[15].

See Also


Sources of Information

  1. TI advert The Times, 20 February 1969
  2. Material relating to Simplex Electric Company Ltd [1]
  3. Material relating to Simplex Electric Company Ltd [2]
  4. Mechanical World Year Book 1905. Published by Emmott and Co of Manchester. Advert p19
  5. The Stock Exchange Year Book 1908
  6. The Times, 8 June 1910
  7. The Times 27 July 1910
  8. Mechanical World Year Book 1913. Published by Emmott and Co of Manchester. Advert p405
  9. 1914 Whitakers Red Book
  10. Mechanical World Year Book 1917. Published by Emmott and Co of Manchester. Advert p182
  11. Mechanical World Year Book 1919. Published by Emmott and Co of Manchester. Advert p16
  12. [3] Wikipedia
  13. The Times, Tuesday, Feb 14, 1961
  14. The Times, 6 December 1932
  15. [4]