Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 209
751. ELECTRIC WELDING PLANT.—The secondary coil is the heavy bar ofcopper enclosing the primary coil towhich the clamps are attached. Themagnetic material is in the form of coilsof iron wire wound around the primarycoil and copper hoop. C, clamp arms. D, pieces to be welded. HtGH fiOTtNTinu -…
Mechanical movements
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