A dictionary of electrical words, terms and phrases (1896)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W.J. Johnston company · leaf 24
ct is made, but when the ham-mer is drawn towards the bell the contact is open-ed. When, therefore, the hammer strikes thebell, the circuit is opened, and the electro-magnetreleases its armature, permitting a spring to againclose the contact by moving the striking leveraway from the bell. Once set… … Fig. 8. Automatic Make-and-Break. -ected with the right and left hand binding-posts,P and M. The hammer, K, is connected with astriking lever, which forms part of the circuit,and which is attached to the armature of the elec-tro-magnet e. A metallic spring, g, bears againstthe armature when the…
Electricity · Electrical engineering
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