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The torchère was held responsible by the US Consumer Product Safety Commission for 100 fires and 10 deaths since 1992. [3] Halogen bulbs operate at high temperatures and the tall height of the lamps brings them near flammable materials, such as curtains .
Like the European modular furniture, display cabinets, ceiling tile grids, etc. they were designed for, these are based on multiples of the 300 mm (11.8 in) "metric foot" instead of the 12 in (305 mm) imperial foot, but are all 37 mm (1.5 in) shorter to allow space for the lampholder connections within the 300 mm modular units, and for much ...
[Note 2] If a lamp has a "G" code, [Note 3] this will mean the lamp is a bipin shape and the number following the G will indicate the distance in millimeters between the pins, usually either 4, 6.35 or 10; if the G is followed by a letter "Y", then the lamp's pins are thicker than normal— thus, a G6.35 has pins that are 1 mm in diameter but a ...
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In 1967 and 1968, John Anderson [4] of General Electric [5] [6] applied for patents for electrodeless lamps. In 1971, Fusion UV Systems installed a 300-watt electrodeless microwave plasma UV lamp on a Coors can production line. [7] [8] Philips introduced their QL induction lighting systems, operating at 2.65 MHz, in 1990 in Europe and in 1992 ...
A light fixture (US English), light fitting (UK English), or luminaire is an electrical lighting device containing one or more light sources, such as lamps, and all the accessory components required for its operation to provide illumination to the environment. [1] All light fixtures have a fixture body and one or more lamps.
In 1936, renamed Thorn Electrical Industries, the company was floated on the London Stock Exchange. Continuous post World War II expansion followed and the organisation seized a variety of lighting, engineering and consumer electronics businesses, merging with EMI in 1979 to create Thorn EMI, which itself demerged in the year 1996. [3]
High-intensity discharge lamps (HID lamps) are a type of electrical gas-discharge lamp which produces light by means of an electric arc between tungsten electrodes housed inside a translucent or transparent fused quartz or fused alumina arc tube. [1] This tube is filled with noble gas and often also contains suitable metal or metal salts.