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 556
roportionately lower pressure per square inch, RICHMOND COMPOUND. 541 At say il/2 revolutions, pressure which has accumulated inthe receiver 7? (by reason of the exhaust from the H. P. cy-linder) acts on the large face of the intercepting valve IV,and moves it to the left, as shown in Fig. 351,… … Fig. 351. Richmond (Mellin) Compound. Position in WorkingCompound. Q. What is the action in starting on grades, or elsezvhererunning zuith maximum power? A. The engineman opens the three-way cock W, admittingsteam behind the piston on the emergency valve E V, andholding it open against its spring…
Locomotives
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