Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 485
he regulatornow causes the separation between this new set of carbons, thecarbon rod B remaining suspended by the pin h. The switchand the automatic cut-out just described are used in this lamp.In this case the second carbon rod (A) is provided with a pin atthe upper end so as to tilt the armature… … Fig. 280. THE HOCKHAUSEN ARC LAMP. 465 sarily more complicated than clutch mechanisms, but there is noundue complication in this case, considering the variety of func-tions to be performed. The arc maintained is about an eighthof an inch long, and the carbons used are seven-sixteenths of aninch in…
Electrical engineering
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