Hobart, H. M. (Henry Metcalf), 1868-1946 ed · Philadelphia, J. B. Lippincott · leaf 244
tactand the springs will occasion a quick break.Switch, Regulating, a switch, generallyof the multicontact type, for controlling anelectric circuit. Regulating switches are ofmany types, but in the majority of instancesthe name is applied to a multicontact switch which alters the resistance in the… … Beverslng Switch circuit may be reversed. In the throw-overswitch shown in the fig., the upper positionserves to send the dynamo current in the onedirection through the external circuit, and thelower position serves to send the current inthe other direction through the external cir-cuit. Such…
Electrical engineering
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