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
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… … Fig. 232. Commutator Mounted in a Separate Spider Secured to Shaft which the ends are turned up, with the angular hollows to receivethe clamping pieces. The whole is then mounted with proper insu-lation upon the sleeve, and the clamping end-pieces are screwed up. 196 DESIGN 187 It is then heated,…
Electrical engineering
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