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 21
FIG. 7. defect. Exhaust lap is the amount the exhaust edges (& &^ Fig. 12) ofthe valve overlap the exhaust edges c c of the cylinder ports when thevalve is in mid-position, as shown. In Fig. 12 the valve travel is equal THE SLIDE VALVE EXPLAINED 11 to twice the width of the port plus the…
Steam-engines
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