A textbook on the locomotive and the air brake (1901)
International Correspondence Schools · Scranton, Pa., International textbook co · leaf 260
the exhaust port of the triple valve. §15 THE NEW YORK AIR BRAKE. 33 Its purpose is to retain a pressure of 15 pounds in the brakecylinder, in order to have sufficient braking power to keep thespeed of a train from increasing too rapidly while the engineeris recharging the train after a release on… … 15 pounds per square inch is required in port h in order toraise the valve. The body of the retaining valve is shown at 2\^ is a plug valve operated by the handle 5. 57. When the retaining valve is cut out, the handle 5points straight downwards, as in view {Jo). If the brakes arereleased with the…
Locomotives · Locomotive boilers · Railroad cars
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