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 712
TROLLER 659 greatly reduced, the brake cylinder pressure will movethe piston HS 107, and valve its full traverse to the seatC. This movement will restrict passage G leading to thesafety valve, and atmosphere by the circular groove inthe valve HS 10S being moved forward, closing a por-tion of the… … Fig. 293. Ports F and D allow the brake cylinder pressure aroundthe piston HS 107, and back of the valve HS 108, sothat the piston is free to operate at a slight differenceof pressure. Fig. 293 is a sectional view of the lever safety valve,furnished with schedules B2, B2-S and B2-HP. Fig. 294 shows…
Locomotives
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