Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 292
he many contrivances of thisnature and is sufficient to illustrate the method of taking care of theend thrust. Some makers use steel balls between the thrust plateswith a view to reducing friction to a minimum. Fig. IGO. Thereare some objections to the use of balls as they are liable to crushunder… … Fig. 160. Ball Bearing Thrust Block for Worm ShaftCourtesy of Warner Elevator and Manufacturing Company to contain grit and cuttings from the gear and, therefore, prefer tolubricate the thrust bearing by means of a special oil cup in theoutside of the gear casing. Winding Drum and Cables. Elevators…
Electrical engineering
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