Locomotive catechism; an up-to-date, practical and complete work on the locomotive--treating on the design, construction, repair and running of all kinds of locomotives .. (1908)
Grimshaw, Robert, 1850- [from old catalog] · New York, The N. W. Henley publishing company · leaf 252
Fig. 146. Piston Valve. Q. Can an outside admission piston valve be made to runwithout an exhaust cavity in the seat?A. Yes; as shown in Fig. 146.Q. What eccentric arrangement is here necessary?A. The same as for the ordinary plain D. … Q. Can one be made with inside admission and no exhaustport? A. Yes; as seen in Fig. 147. * Not pre-admission. 246 LOCOMOTIVE CATECHISM. Q. How about the valve motion in this case?A. It must be the reverse of that where there is outside ad-mission. Q. What would happen if either of the heads of…
Locomotives
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