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An oil lamp is a lamp used to produce light continuously for a period of time using an oil-based fuel source. The use of oil lamps began thousands of years ago and continues to this day, although their use is less common in modern times.
A moderator lamp provides a pressurized supply of oil to the lamp wick by use of a spiral spring-loaded piston operating on a cylindrical oil reservoir. A regulating mechanism, the "moderator", compensates for the varying force of the spring as the piston descends. The moderator is a wire that runs through a tube in the center of the piston.
The Betty lamp differs from earlier oil/grease lamps in that it uses an internal wick holder to eliminate fuel drip common with older lamp designs. This internal wick holder feature made the Betty lamp design very popular. The Betty lamp is likely a natural evolution of the Crusie lamp concept. The Crusie lamp consists of two lamp pans, one ...
The Argand lamp is a type of oil lamp invented in 1780 by Aimé Argand. Its output is 6 to 10 candelas , brighter than that of earlier lamps. Its more complete combustion of the candle wick and oil than in other lamps required much less frequent trimming of the wick.
The Nachiarkoil lamp is made both in bell metal and brass; brass is more in vogue now since it is easily available and cheaper. The lamp has four components which are: parts—base "Keezhbagam (base plate), "kandam" meaning pivotal post, "Thanguli" a bowl with five groves to hold wicks and oil for lighting, and the "Prabhai" which is the crown.
The pump mechanism used to pump lamp oil to the burner in the Carcel lamp of 1800. The pump was immersed in the lamp oil reservoir. The piston was powered by a clockwork motor, which is not shown. The Carcel lamp was an efficient lighting device used in the nineteenth century for domestic purposes and in France as the standard measure for ...