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An acetylene gas miner's lamp. A carbide lamp or acetylene gas lamp is a simple lamp that produces and burns acetylene (C 2 H 2), which is created by the reaction of calcium carbide (CaC 2) with water (H 2 O).
This was not resolved until the introduction of electric lighting around 1900, and the introduction of battery-powered helmet lamps in 1930. The poor light provided yet another reason for miners to try to circumvent the locks. The gauze in early lamps (the Davy, Geordie and Clanny) was exposed to air currents.
A miner wearing a hard hat with an attached cap lamp A cap lamp is a lamp worn on the head or helmet. It is mostly used in an underground environment, like mines or during outdoor activities , e.g. climbing .
This enabled the light to pass through and reduced the risk of explosion by stopping the "firedamp" methane gas coming in contact with the flame. [1] 1840 Mathieu Mueseler Exhibited The Museler Lamp in Belgium. [2] 1859 William Clark patented the first electrical mining lamp. [3] 1870s J.B.Marsaut (France) double gauze design [4]
A wheat lamp is a type of incandescent light designed for use in underground mining, named for inventor Grant Wheat and manufactured by Koehler Lighting Products in Wilkes-Barre, Pennsylvania, United States, a region known for extensive mining activity.
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Headlamp attached to a helmet. A headlamp, headlight, or head torch is a light source affixed to the head typically for outdoor activities at night or in dark conditions such as caving, orienteering, hiking, skiing, backpacking, camping, mountaineering or mountain biking. Headlamps may also be used in adventure races.
It consists of a white material (linen) and served in the Middle Ages to protect the miner when descending below ground (unter Tage). Later it was replaced by the miner's hat ( Fahrhut or Schachthut ), from which the leather cap or helmet were developed and subsequently today's mining helmets .
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