Kirkman, Marshall M. (Marshall Monroe), 1842-1921 · New York and Chicago, The World railway publishing company · leaf 42
veworks is that of an auxiliary valve, 11, controlled bythe low pressure in the heating system through themedium of a metal diaphragm (23), and admits steam * The reader is referred to the excellent chart The AmericanLocomotive contained in The Science of Railwavs. LOCOMOTIVE APPLIANCES. 33 from… … Mason Locomotive Pressure Reducing Valve. will be seen that the steam enters the valve at theside marked inlet, a small portion of it passing upthrough the auxiliary valve (11). This valve (11) is forced open by the compression ofthe large spiral spring (8), acting on the button (10) 3 34…
Locomotives
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