Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 359
cordpassing over the smaller pulley, the different sized pulleys allow-ing the carbons to feed together exactly in proportion as theyare consumed. The top of the lamp with the coils is completely incased in azinc cover box. The globe is put on from below in the hanginglamps (Fig. 198), and is… … Fig, 198. THE PILSEN ELECTKIC LAMP. 339 practical use (Figs. 193,194, 195,196 and 197), in contrast withthe theoretical construction (Fig. 192), is really a simplification,inasmuch as a workman has no adjustment to make, and noscrews to unloose, the electrical and mechanical refinementsbeing…
Electrical engineering
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