首页 > Term: safety light
safety light
A spring-tensioned aluminum pole (of two sections) with a holder to hold a flashlight in a horizontal position with an adjustable screw aligned with the push button switch of the flashlight. If there is conversion of the mine roof (back), the adjustment screw will depress, putting on the light to warn a miner in the area. Sometimes accompanied by a conversion gauge (measures in thousandths).
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
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创建者
- ed.young
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(Milwaukee, United States)