Kirkman, Marshall M. (Marshall Monroe), 1842-1921 · New York and Chicago, The World railway publishing company · leaf 201
diameter of the disc or cone of simile balance 192 LOCOMOTIVE APPLIANCES. at extreme travel of valve, then double balance is used.If the yoke fit (or box) of valve is large enough, twocones are cast on the valve, as shown in Fig. 3, but ifthe yoke fit is not large enough to cast cones on, thentwo… … Fig. 3. Double Cone American Balance Valve. thereby drawing the discs one-fourth inch closertogether; and if more clearance is necessary, the rimsmay also be cut one-eighth inch at ends of valve,giving one-fourth inch more or a total of one-half inch.But in no case shall the rims be cut more than…
Locomotives
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