Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 502
—The substitution of steel for the high priced copper or brass has increased thedemand for electro-plating more than any other cause. In plating brass or bronze on steel ina stationary tank there is a tendency to an excess or deficiency of the copper. This seems tobe overcome in the mechanical… … Fig. 4,555.—Mechanical electro-plating apparatus. It consists of a barrel A, in which areplaced the articles to be plated. This barrel is revolved by belt device over the pulleysB or C, which provide two speeds. The barrel is removable at any time without inter-fering with the device. The anodes D,…
Electrical engineering
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