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The fuel is seal-oil or blubber, and the lamp is made of soapstone. [5] A qulliq is lit with a stick called a taqqut. This characteristic type of oil lamp provided warmth and light in the harsh Arctic environment where there was no wood and where the sparse inhabitants relied almost entirely on seal oil or on whale blubber. This lamp was the ...
Video demonstrating the operation of a touch-sensitive lamp. A touch-sensitive lamp is a combination of a lamp and a touch switch. They act on the principle of body capacitance, activated by human touch rather than a flip, push-button, or other mechanical switch. They are popular as desk and nightstand lamps. Touch-sensitive lamp switches may ...
The Crusie lamp consists of two lamp pans, one above the other. Fuel drip from the upper lamp pan fell into the lower pan minimizing oil/grease mess below the lamp. In the evolution to the Betty lamp, replacing the upper lamp pan with a metal wick holder inside the lower pan reduces the amount of metal needed for the lamp.
The joints and spring tension allow the lamp to be moved into a wide range of positions which it will maintain without being clamped. [3] [4] Carwardine applied to be a patent, number 404,615, [5] for a design using the mechanism on 4 July 1932, and manufactured the lamp himself in the workshops of his own company, Cardine Accessories, in Bath. [6]
GravityLight was a gravity-powered lamp manufactured until 2019. It was designed by the company Deciwatt for use in developing or third-world nations, as a replacement for kerosene lamps. It uses a bag filled with rocks or earth, attached to a cord, which slowly descends similar to the weight drive in a cuckoo clock. This action was claimed to ...
"The first incandescent lamp [developed by Woodward and Evans] was constructed at Morrison's brass foundry in Toronto and was a very crude affair. It consisted of a water gauge glass with a piece of carbon, filed by hand and drilled at each end, for the electrodes, and hermetically sealed at both ends, having a petcock at one end with a brass ...
A Tizio desk lamp. Tizio is a desk lamp created by Richard Sapper for Artemide in 1972. [1] It was selected for the Compasso d'Oro industrial design award in 1979. An item of it is part of the collections of the Metropolitan Museum of Art [2] and of the Museum of Modern Art.
An alcohol burner or spirit lamp is a piece of laboratory equipment used to produce an open flame. It can be made from brass , glass , stainless steel or aluminium . [ 1 ]