Dynamo electric machinery; its design, construction, and operation; direct-current machines (1915)
Sheldon, Samuel, 1862-1920, Hausmann, Erich, 1886- joint author · New York, D. Van Nostrand Company; · leaf 256
ngsand impregnated with an insulating compound to renderthem impervious to moisture. They are held in placeindependently of the poles by brass hangers which arebolted to the motor frame. 244 DYNAMO ELECTRIC MACHINERY. The armature bearings of this motor are carried in hous-ings which are firmly… … Fig- 153. pitch circle of the armature shaft pinion always tangent tothe pitch circle of the gear which is mounted on the axle.These bearings are 11J inches long and are furnished for amaximum axle diameter of 6 inches. The bearings, bothfor armature shaft and for axle, consist of solid bronze…
Electric machinery
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