Treatise covering operation, defects and remedies of the locomotive, Westinghouse and New York air-brake, also questions and answers to first, second and third year's progressive examinations (1917)
MacDonald, J. R. [from old catalog] · [Chicago] The author · leaf 323
dicated in Figure 3. About the time piston H com-pletes the upward stroke the tapped plate on the bottom ofthe piston head engages the button on the upper end of thevalve stem, causing the steam valve A to move up, alsoallowing the exhaust steam from the lower side of piston Tto pass out through… … Fig. 2. High Pressure Piston Moving Upward. Low PressurePiston at Eest NEW YORK AIR BRAKE 321 of the main steam valve A through port V to the upper sideof piston T, causing it to start on the downward stroke, asindicated in Figure 3. As this piston about completes thedown stroke, the tapped plate…
Locomotives · Westinghouse air-brake · New York air-brake
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