Electric transmission of energy and its transformation, subdivision, and distribution. A practical handbook (1894)
Kapp, Gisbert, 1852-1922 · New York, Van Nostrand · leaf 414
be exempt from this rule ; but it is not advisable to useiron couplings for a line of copper^ or any other combina-tion of two different metals. With thin wires a strong Fig. 127. ^^Cff joint is made, as shown in Fig. 127, which explains itself.To improve the contact, the middle portion is…
Electric power production
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