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 184
i-m. clearance for lift ofvalve or balance plate for relief of water from the PISTON VALVES AND BALANCED VALVES 183 … 00 s o x84 LOCOMOTIVE EXGIXEERIXG cylinder and to open direct communication from oneside of the piston to the other for the free passage ofair in drifting. In this connection, it should beobserved that the balance plate will leave its seat onthe valve while the valve remains on the valve seat,and…
Locomotives
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