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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 224

An illustration from 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, leaf 224
Fig. 231. Commutator Construction for Large Machines. Support for Commutator isBolted to Armature Spider temporarily around the outside with a strong iron clamp, or forcingthem into an external steel ring under hydraulic pressure. Theyare then put into a lathe, and the interior surface is bored…

Electrical engineering

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