Modern locomotive engineering, with questions and answers .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & co · leaf 720
he double-heading pipe connec-tion. This is only used when the engine does not controlthe train brakes, and it then becomes an exhaust openingfor the distributing valve when the automatic brake valveis on lap, and cut off from the brake pipe by the doublecut-out cock. This will be better understood… … ^;<vx-/v;;g:^/////y,/////>;;y//^ FIG. 306. RELEASE POSITION When Locomotive Brake is released by Independent Brake Valveafter an a-plication by Brake Pipe Reduction 6Q2 LOCOMOTIVE ENGINEERING
Locomotives
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