Oldham-Wheat lamp

Oldham-Wheat lamp

A cap lamp designed for full self-service. This lamp, weighing 6-5/8 lb (3.0 kg), has a 4- V lead-acid battery in a hard rubber case with covers of stainless steel or nickel-plated hard brass. The switch is magnetically operated and is situated in a sealed plastic moulding. A 4-W bulb burning 11 h or a 2-W bulb burning 14 h is used. The lamp is of one-piece construction and no dismantling is needed to charge the accumulator.

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Part of Speech: noun
Synonym(s):
Blossary:
Industry/Domain: Mining
Category: General mining; Mineral mining
Government Agency: USBM
Product: Dictionary of Mining, Mineral, & Related Terms - 2nd Edition
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