Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 881
represented in Fig. 33. It will be scon to consistof two steel magnets, bent as shown, with their like poles brought together and carrying anextension piece which has a V-shaped groove at the top. The other ends of the magnetscarry extension pole-pieces and line wire helices. The armature is about… … Fig. 34 Edisoii-SuiiLU , 1.....1 ti legraph. removed, while the small mass and leverage of the armature, together with the strongmagnetic field in which it is placed, prevent its moving under shock or vibration. It re-sponds, therefore, only to the impulses sent through the coils, and its action is…
Mechanical engineering
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