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 93
copper wires, laid side by side and solderedtogether at one end. Since wire brushes are harder than thegauze brush, they are more liable to cut or score the commuta-tor, and are also more troublesome to trim. BRUSHES AND THE BRUSH GEAR 305 Laminated or Strip Brushes.—These probably representthe… … Fig. 333.—General Electric brush holder. The brush holder yoke consists of a cast iron ringof elliptical section, supported from the bracket of the end shield in such a manner as tofacilitate the shifting of the brushes. It is provided with a suitable handle, and may befastened in any position by…
Electrical engineering
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