Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 515
ct as auxiliarywhen the dynamo is inoperative, and an automatic switch to close thedynamo circuit when the critical speed has been attained. The principle underlying the operation of this equipment is thatregulation is obtained by allowing the belt to slip. As the speed ofthe train rises the dynamo… … Fig. 3,673.—Method of dynamo suspension in Stone system. As shown, the dynamo is sup-ported at one corner of its frame by the adjustable link A, in such a manner that it isfree to swing toward or away from the driving axle. The suspending link is so placedthat the belt draws the dynamo out of the…
Electrical engineering
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