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 276
ine sand paper rubbed over them is the 2,930 HAWKINS ELECTRICITY best means of producing the desired result. After sand papering, theloose particles should be blown out with a bellows. The bearings and^ cams of the motor starter should be kept cleanand well oiled, and if a dash pot be provided to… … Figs. 4,202 and 4,203.—Gurney centrifugal safety governor. Fig. 4,202, governor under normaloperating conditions; fig. 4,203, governor in operation through car exceeding a prede-termined speed. The governor is located at the top of the shaft and directly connectedto the car safety. When the car…
Electrical engineering
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