Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 305
is providedby means of the electro-magnet G, thebattery F. and the armature switchE. When the weighted lever A hasfallen to its lowest position, it makescontact with the screwed point at- theend of the armature E which rocks about a center at its lowerend. This completes the circuit of the… … ratchet B.
Mechanical movements
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