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 268
entrifugal governor at V, driven by a belt U, from the wormshaft, applies the brake whenever the normal speed is exceeded. It will be noted that thecasing around the worm drive forms a reservoir allowing the worms to run in oil, thussecuring the most efficient lubrication. The spur gears were… … Fig. 4,192.—Tandem worm drive machine with independent concave face gears meshing withthe worm as shown by the portions of the larger gears cut away above the worms. Asshown, there are four gear wheels bolted together in pairs, the two larger ones meshingwith each other, and the two smaller ones…
Electrical engineering
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