The standard electrical dictionary; a popular dictionary of words, terms, and phrases, used in the practice of electrical engineering (1897)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, H. W. Henley & co. · leaf 510
ape wheel is carried by the axle of the index, anda pallet or anchor is vibrated by an electro-magnet whose arma-ture is attached to the stem of the pallet. As the pallet is vibratedit turns the wheel and index one tooth for each single movement.There are as many teeth in the wheel as there are… … Fig. 312. Dial Telegraph. make and break mechanism, such as an ordinary telegraph key.The indexmoves by steps or jerks, so that the system is sometimescalled step-by-step telegraphy. In the cut the make and break transmitter is shown at v z\with its handle and contacts g and /. This mechanism sends…
Electricity
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