Valve setting: simple methods of setting the plain slide valve. Meyer cut-off. Corliss. and poppet types (1908)
Collins, Hubert Edwin, 1872- · New York [etc.] Hill publishing company · leaf 150
e, which in this engine is the top of the valvechest with the plug or cover removed. The reference edge is shown at T,Fig. 147. Since the piston valve takes steam on the inside, the inside edges ofthe ports in the bushing are the important ones. Evidently the lead is thedistance the inner edge of…
Steam-engines
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