Kirkman, Marshall M. (Marshall Monroe), 1842-1921 · New York and Chicago, The World railway publishing company · leaf 210
es on the suddenbreaking of the glass,avoiding all danger to life and all inconvenience andwaste of steam and water. When the water gauge is open to the boiler the ballrests within the cage away from the valve seat, whereit will remain until it is propelled lo it by the suddenbreaking of the glass.… … Fig. 3.Crosby Safe Water Gauge. 202 LOCOMOTIVE APPLIANCES. that the valve (V) is turned out as far as it will go, inorder to withdraw the pin from the seat and notobstruct the ball valve from seating itself when calledinto use. The purpose of the cage is to hold the ball awayfrom the shell of the…
Locomotives
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