Kirkman, Marshall M. (Marshall Monroe), 1842-1921 · New York and Chicago, The World railway publishing company · leaf 212
irpressure in the train ser-vice pipe. Description. —The prin-ciple on which the MasonAir Brake Regulatorworks is that of anauxiliary valve (8), con-trolled by the air pressurefrom the train servicepipe, through the mediumof a metal diaphragm(24), and admits steamfrom the initial sick ofregulators… … m. 1.Mason Air Brake Pump Regulator. 204 LOCOMOTIVE APPLIANCES. at the side marked steam from boiler. a small portionof it passing up through the pasage {XX) to theauxiliary valve (8). This valve (8) is forced open bythe compression of the large spiral spring (5) actingon the cricket through the…
Locomotives
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