Kirkman, Marshall M. (Marshall Monroe), 1842-1921 · New York and Chicago, The World railway publishing company · leaf 65
train pipe. This valve hasthe same connections and is interchangeable with theWestinghouse quick action triple valve. The work it does is known as service and emergcncy, the first being its ordinary action, and thesecond giving the very strong and instant application 56 LOCOMOTIVE APPLIANCES for… … Fig. 2. New York Quick Action Triple Valve. service application is made by letting from six toeight pounds pressure out of the train pipe, andemergency application by a sudden reduction of tenor more pounds. In either case, the reduction causesan impulse of air to travel through the train-pipe…
Locomotives
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