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 511
handle gives a total brak-ing pressure of 29,000 pounds, or an amount exceeding the weight of an empty car. Thebest proportion of the lever is secured when, (C-rD)X (GX H) X 85k = total weight ofthe empty car. In the straight air* brake system, the air from the reservoir ispiped to the motormans… … u O H WHISTLE PIPE FLEXIBLE CONNECTION SUCTION STRAINER AUXILIARYTRIPLE RESERVOIR VALVE BRAKECYLINDER
Electrical engineering
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