Modern locomotive engineering, with questions and answers .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & co · leaf 406
ame as is used in alllocomotive valves. The blow-down is adjusted by meansof a hexagon nut just belowthe compression screw. Thisnut is connected by means of a yoke and standards tothe relief ring, which is raised or lowered to adjustthe blow-back where the case may require, the nutacting as a… … Figure 189Spring for AmericanLocomotive Pop Valve 400 LOCOMOTIVE ENGINEERING Springs. These springs are made of the highestgrade of steel, carefully tempered, and are groundsquare on the end. Each spring is tested to double itscapacity. Cranes Patent Improved Pop Safety Valves. Fig.190. Their…
Locomotives
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