A dictionary of electrical words, terms and phrases (1896)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W.J. Johnston company · leaf 116
Fig. I3Q. Mechanism of Secondary Clock. taining step-by-step niove?nents, for moving thehour, minute and second hands, as shown inFig. 139. In Spelliers clock, a series of armatures H,Fig. 140, mounted on the circumference of a … Fig. 14.0. Spelliers Electric Clock. wheel, connected with the escapement wheel,pass successively, with a step-by-step movement,over the poles of electro-magnets. On the com-pletion of the circuit, they are attracted towardsthe magnet, and on the breaking of the circuitthey are drawn away by the…
Electricity · Electrical engineering
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