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 258
he car or the counterweight on their oil buffers. This minimizes the liftingpower of the motor, until normal conditions are resumed. Inasmuch as in any properly-constructed elevator the roping is so arranged that the counterweight will rest on its oilbuffer before the car reaches the overhead work,… … avy/ ORIVINGPULLtY MOTOR FlGS. 4,181 and 4,182.—Fraser cable drive, designed to obviate the disadvantage of the largeshaft space required for drum elevators in very high buildings, owing to the horizontaltravel of the cables when winding. Fig. 4,181 primary form; fig. 4,182, modified form.In the…
Electrical engineering
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