Difference between revisions of "Davidson and Co"
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1961 Engineers and iron founders, specialising in the manufacture of fans for all purposes, air conditioning, dust collecting and pneumatic conveyance plant, and tea estate machinery. 1,300 employees. <ref>[[1961 Dun and Bradstreet KBE]]</ref> | 1961 Engineers and iron founders, specialising in the manufacture of fans for all purposes, air conditioning, dust collecting and pneumatic conveyance plant, and tea estate machinery. 1,300 employees. <ref>[[1961 Dun and Bradstreet KBE]]</ref> | ||
1988 Acquired by [[James Howden and Co]]. The company included Berry, [[Sturtevant Engineering Co|Sturtevant]], [[American Blower Co|American Blower]], Ventilateurs Neu, and [[Airtech]]. | |||
== See Also == | == See Also == |
Revision as of 14:01, 13 October 2021
of Sirocco Works, Belfast.
of St. Nicholas Buildings, Newcastle-on-Tyne (1937).
Manufacturers of tea-drying machinery and the "Sirocco" fan.
1881 Company founded by Samuel Davidson in Belfast, developing machinery for processing tea.
1898 Private company.
1898 Samuel Davidson invented the forward-bladed centrifugal fan - the "Sirocco" fan.
1926 Davidson patented a mechanical dust collector.
1927 Received an order from the Durban Navigation Collieries of South Africa an order to supply one of the most power mine fans yet constructed. It is to be capable of dealing with 700,000 cubic feet of air per minute against a resistance of 7in. of water gauge, and it will require a steam engine of 1200 horse-power to drive it.[1]
1937 Fan manufacturers. "Aeroto" Screw-type Fans. "Sirocco" Centrifugal Fans [2]
1961 Engineers and iron founders, specialising in the manufacture of fans for all purposes, air conditioning, dust collecting and pneumatic conveyance plant, and tea estate machinery. 1,300 employees. [3]
1988 Acquired by James Howden and Co. The company included Berry, Sturtevant, American Blower, Ventilateurs Neu, and Airtech.
See Also
Sources of Information
- ↑ The Engineer 1927/02/04
- ↑ 1937 The Aeroplane Directory of the Aviation and Allied Industries
- ↑ 1961 Dun and Bradstreet KBE
- History of James Howden [1]