Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 348
Fig. 11. Square Set Hammer Fig. 12. Flatter 308 WELDING 15 … Fig. 13. Fuller Fig. 14. Swage Courtesy of Vaughan and Bushnell Manufacturing Company flat pieces which are thick atone end or side. Tongs soonbecome spoiled by the con-stant dipping in water andthey bend out of shape easilywhile hot. They should notbe left in the fire unless neces-sary and should…
Electrical engineering
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