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 191
Find the Diameter of the Driven that shall Make a GivenNumber of Revolutions, the Diameter and Revolutions of theDriver Being Given: Multiply the diameter of the driver by its numberof revolutions, and divide the product by the number of revolutions ofthe driven pulley. The quotient will be the… … Fig. 452.—General Electric C Q back geared motor driving Hamilton sensitive drill. Whenslowly moving machines are to be driven, or where, for any reason, very moderate beltspeeds are required, the back geared motor is desirable. Two ratios of gear reduction havebeen adopted as standard; they are:—4…
Electrical engineering
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