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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 208

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 208
e extreme end of thecar in a convenient position forright-hand operation by the motor-man. It is provided with a brassratchet handle at the top. Justabove the platform floor, the staffcarries a ratchet wheel in the teethof which a pawl, hinged on the floor, can be engaged by motion ofthe motormans… … Fig. 82. Peacock Brake 179 84 ELECTRIC RAILWAYS lower end of the staff carries a pinion which meshes with a largergear wheel. The latter rotates a spiral drum, the radius of whichincreases upward from the bottom. The chain is attached at thetop where the radius of the drum is greatest. In operation…

Electrical engineering

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