Modern locomotive engineering, with questions and answers .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & co · leaf 544
x^ AUTOMATIC AIR BRAKES 529 running position, lap, service application, and emer-gency. … . Figure 227D-8 Brake Valve and Rotary SeatThere are two kinds of brake valves, one has no feed,valve attachmen and is known as the D-8 and depends 530 LOCOMOTIVE ENGINEERING upon the pump governor to regulate the trainpipepressure. The other kind has a feed-valve attachmentfor controlling the…
Locomotives
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