Locomotive engine running and management .. (1899)
Sinclair, Angus, 1841-1919 · New York, J. Wiley & sons; [etc., etc.] · leaf 347
akes the pressure acting on piston 4 moves it down-ward slightly until port b in the slide-valve and port ain its seat are brought into register, as in Fig. 38,enabling the surplus air to be vented to the atmos- 298 LOCOMOTIVE ENGINE RUNNING. phere, when spring 11 forces the piston and slide-valve… … Fig. 38.—Position of Ports—Service Stop—PressureExceeding 60 Pounds in Brake Cylinder. are enabled to discharge the surplus air from thebrake cylinder to the atmosphere quite as rapidly asit enters the brake-cylinder through a port in theslide-valve of the triple valve of somewhat smallerarea. THE…
Locomotives
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