The standard electrical dictionary : a popular encyclopaedia of words and terms used in the practice of electrical engineering (1898)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · London : Crosby Lockwood and Son · leaf 84
See Bell,Electric.) STANDARD ELECTRICAL DICTIONARY. 79 Bell Call. A calling device for attracting the attention of anyone, consisting of some type of electric bell. Bell, Circular. A gong-shaped bell, whose clapper and generalmechanism is within its cavity or behind it. Bell, Differentially Wound.… … Fig. 57. Automatic Electric Bell. releasing an armature which is attached to the vibrating or pivotedtongue of the bell. It may be worked by a distant switch or press- / 8o STANDARD ELECTRICAIv DICTIONARY. button, q. v., ringing once for each movement of the distant switch,etc., or it may be of the…
Electricity
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