Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 441
duction of more complete and expensive appliances.Where the shaft is vertical continuously, a rock-bucket, Fig. 3067, is used. To diminish the wearand to assist in passing obstructions, heavy bands, sometimes of steel, are put around them. Boththe kibble and rock-bucket are made of boiler-plate… … 30GI.
Mechanical engineering -- Dictionaries
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