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 283
Fig. 152. Single Gear Worm and Wheel … Fig. 153. Tandem Gear Which Avoids End Thrust It cannot be doubted though tliat when the engine is placedoverhead, a great deal of friction is dispensed with, and some room 248
Electrical engineering
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