Cyclopedia of locomotive engineering, with examination questions and answers; a practical manual on the construction care and management of modern locomotives (1916)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & co., pub. for Sears, Roebuck & co. · leaf 400
INJECTORS, STEAM GAUGES, ETC. 395 pound of the maximum pressure required, the valveopens slightly, and the steam escapes through theouter seat into the cylinder and thence into the air;the steam also enters through the inner seat into thewell, and thence through the passages in the arms tothe air.… … Figure 185Crosby Spring-Seat Locomotive Check Valve is admitted into the well faster than it can escapethrough the passages in the arms, and its pressurerapidly accumulates under the inner seat; this pressure,thus acting upon an additional area, overcomes theincreasing resistance of the spring, and…
Locomotives
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