The standard electrical dictionary : a popular encyclopaedia of words and terms used in the practice of electrical engineering (1898)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · London : Crosby Lockwood and Son · leaf 504
ss andcome in contact with each other the suspension ceases to be a bifi-lar suspension, but assumes the nature of a torsional suspension. Swaging, Electric. Mechanical swaging in which the objectsto be swaged are heated by an electric current as in electric welding. S. W. Q. Abbreviation for… … Fig, 309. Simple Switch, free to rotate through an arc of a circle. In one position its freeend rests upon a stud of metal. One terminal of a circuit is attached 500 STANDARD BIvECTRICAL DICTIONARY. to its journal, the other to the stud. Resting on the stud it closesthe circuit, in other positions…
Electricity
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