The elements of dynamic electricity and magnetism (1903)
Atkinson, Philip. [from old catalog] · New York, D. Van Nostrand company · leaf 291
heating thejuncture by an electric current till the metal becomessufficiently plastic to form a perfect joint; only so muchof It being included in the circuit as may be necessaryfor this purpose. The alternating current is employed, and applied by 274 DYNAMIC ELECTkiClTY AND MAGNETISM, the welder… … Fig. 92. to a single coil, which forms the secondary circuit. Theprimary circuit consists of an insulated copper coilwound in two sections through the interior of this tube,as shown, and inclosing its upper and lower partstogether with the adjacent parts of the core. Thiscircuit is connected with…
Electricity · Magnetism
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