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 360
3,014 HAWKINS ELECTRICITY … Fig. 4,319.—Deming single acting plunger triplex pump with single reduction, so calledsilent chain drive. This drive is desirable where quiet running is essential and spacelimited. It gives a positive connection between motor and pump, but when worn, theoperation of the chain becomes jerky,…
Electrical engineering
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