Lamp Chimney
Numerous references to the old days have illuminated the fact that the lamps have been used to diffuse the light, even before electricity was invented, and the illumination was given a new meaning. The use of the lamps can be divided into two eras: the era was pre-Electrical power and position.
The electrical It was pre —
The invention and first use of the lamp may be going back to 70,000 BC. At that time, there was no metal or bronze to make lamps instead of civilization then uses hollow rocks and shells. These hollow rocks were filled with moss and other natural substances and then soaked in animal fat. Animal fat acted as oil and that's how light the lamp first.
With the advent of pottery and bronze and the Copper Age, humans started to make lamps that imitate natural forms. Wicks came into existence much later and were used for flame control or flame speed. In the nineteenth 7 BC, the Greeks started using terracotta lamps, replacing hand torches. The word "light" has been derived from the Greek word "hoes" which means "torch".
Change layout
There was a significant change in the design of lamps in the 18th century, when it was invented the central burner. With the invention of the recorder, a fuel source was made of metal. Another small change made was the addition of a metal tube that could be adjusted to control the intensity of the flame or light.
This was a breakthrough in terms of lighting, as with the setting, human beings were able to decrease the lighting or make it bright as needed. Another aspect that was added to the new lamp, which was in the form of small glass chimneys. The role of the glass chimney was to protect the flame, and control airflow.
The Swiss chemist Ami Argand used the hollow circular wick in a lamp oil for the first time in 1783.
Fuels for lighting
Different types of fuels were used for the lighting of a lamp of between 70,000 a. C. and now. Most of the early forms of fuel were beeswax, olive oil, animal fat, fish oil, sesame oil, olive whale, walnut oil etc. were also among the most used fuel for lighting a lamp until the late 18th century.
Around 1859, the drilling process first began to find oil and with the advent of kerosene, a petroleum product, the lamp became more popular and widely used. Enabled Kerosene lighting was first introduced in Germany in 1853.
During the same time two other products were used for lighting Lamp purposes and are natural gas and coal. The first use of coal gas lamps was in 1784.
Electric Light Bulbs
Lamps have come a long way to use coal gas to electricity. In 1801, Sir Humphrey Davy of England invented the electric arc lamp carbon which was the first of its kind. The operating principle of this lamp was simple and involved coupling of two carbon rods to an electrical source.
Bars carbon is kept at a distance from each other so that electrical current can flow through the arc and thus vaporize carbon to create white light. Around 1857, AE Becquerel of France came up with the theory of illumination with fluorescent lamps. In the 1870s, the unthinkable happened to Thomas Edison's inventing the first electric incandescent lamp. Since then, the incandescent lamps were used for lighting purposes in homes until century on the 20 principles.
In 1901, Peter Cooper Hewitt patented his invention, the mercury vapor lamp. It was another type of arc lamp improved lighting using mercury vapors, which were enclosed in a glass ampoule. The mercury vapor lamps set the prototype lamps fluorescent lighting.
The neon lamp was invented by Georges Claude of France in 1911, followed by Irving Langmuir, an American who invented the gas-filled electric incandescent lamp in 1915. In 1927, Hans Spanner, Friedrich Meyer, and Edmund Germer patented the first fluorescent lamp. Fluorescent lamps provide better lighting compared with mercury vapor lamps as they were covered from inside with beryllium.
Since then we have been using different forms of lighting in lamps, including mercury vapor, incandescent lamps and even today, in some corners of the earth people still use the old wick and oil lamp for lighting their homes.
About the Author:
Moe Tamani is an importer of Moroccan lamps and contributes on several Moroccan related sites as well as a designer of Henna Lamps.
Article Source: ArticlesBase.com – Lamps: History of Lighting
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