International Library of Technology · Scranton, International Textbook Co. · leaf 498
overnor.—The gov-ernor used by the Standard Air-Brake Company is some-what different in principle from the Christensen governorjust described. Fig. 73 is a general view of the device andFig. 74 shows the elec- trical connections. InFig. 73, vS is a heavyspring that actsagainst the reservoirpressure… … 62 ELECTRIC RAILWAYS. §25 Motor Trolley. within it a plunger that is free to move down or up, accord-ing as d is excited or not. In chamber C, Fig. 73, is aspring that pushes up on a cone-seated pin valve. Cham-ber C admits air to cylinder C when the pin valve is in theproper position and cylinder…
Electrical engineering
Internet Archive · Boston Library Consortium · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.], 1902, leaf 498](https://img.insideoutlibrary.com/img/1024/ia-electricengineer04inte-498-262.webp)
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-419-261.webp)
