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A safety lamp is any of several types of lamp that provides illumination in places such as coal mines where the air may carry coal dust or a build-up of flammable gases, which may explode if ignited, possibly by an electric spark. Until the development of effective electric lamps in the early 1900s, miners used flame lamps to provide illumination.
1859 William Clark patented the first electrical mining lamp. [3] 1870s J.B.Marsaut (France) double gauze design [4] 1872 Coal Mines Regulation Act required locked lamps under certain conditions [5] 1881 Joseph Swan exhibited his first electric lamp 1882 Made by William Reid Clanny invented a 'bonnetted' Clanny lamp, [6]
The Davy lamp is a safety lamp used in flammable atmospheres, invented in 1815 by Sir Humphry Davy. [1] It consists of a wick lamp with the flame enclosed inside a mesh screen. It was created for use in coal mines, to reduce the danger of explosions due to the presence of methane and other flammable gases, called firedamp or minedamp.
1809 Humphry Davy publicly demonstrates first electric lamp over 10,000 lumens, at the Royal Society. [4] 1813 National Heat and Light Company formed by Frederick Albert Winsor. 1815 Humphry Davy invents the miner's safety lamp. 1823 Johann Wolfgang Döbereiner invents the Döbereiner's lamp.
A Davy lamp, an early example of a safety lamp The tragedy inspired Hodgson to raise public concern about the hazards of mining. Public interest was fed by a short (16-page) pamphlet written by him and published prior to the second disaster in late 1813.
Coalfields of the United Kingdom in the 19th century. Coal mining in the United Kingdom dates back to Roman times and occurred in many different parts of the country. Britain's coalfields are associated with Northumberland and Durham, North and South Wales, Yorkshire, the Scottish Central Belt, Lancashire, Cumbria, the East and West Midlands and Kent.
The Geordie lamp was a safety lamp for use in flammable atmospheres, invented by George Stephenson in 1815 as a miner's lamp to prevent explosions due to firedamp in coal mines. Origin [ edit ]
The History of the British Coal Industry (5 vol, Oxford U.P., 1984–87); 3000 pages of scholarly history John Hatcher: The History of the British Coal Industry: Volume 1: Before 1700: Towards the Age of Coal (1993). online; Michael W. Flinn, and David Stoker. History of the British Coal Industry: Volume 2. 1700–1830: The Industrial ...