Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in constructive and operative machinery and the mechanical arts, being practically a mechanical dictionary, commencing with a rudimentary description of the early known mechanical powers and detailing the various motions, appliances and inventions used in the mechanical arts to the present time, including a chapter on straight line movements, by Gardner D. Hiscox (1914)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 211
. 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. HIGH ^OTtfiirmL. - i.*^^… … \ ^ kSrOf^r^G Lovt Po rei^riAL. - MI&H
Mechanical movements
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