Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 517
he dash potD. Another similar arm carries an adjustable spring, S, whichserves the same purpose as the corresponding spring in theother forms of lamp which have already been described. Thedetails of the clutch mechanism will be more clearly understoodby referring also to figure 802, which is an… … Fig. 301. shown in figure 800, and J is a link which is pivoted to thelever L, and serves to operate the clutch. The latter consists ofa sleeve, K, which is capable of sliding freely upon the carbon-carrier R, but has a projection upon one side, to which is pivotedat t, a cam, I, the bearing point…
Electrical engineering
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