Hutton, Frederick Remsen, 1853-1918 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 242
t as small as consistent with giving the exhaust-hollow the depth which it requires. The small port b is a handopening, or by-pass, to let steam enter the main valve-chest ifthe engine shall have stopped with the upper port closed. VALVE-GEARING. 187 When two valves are used in separate chests, the… … engine, presents the features of a valve-gear of this sort inwhich the two valve-chests are on opposite sides of thecylinder and both are slide-valves. It will be easily seen 188 MECHANICAL ENGINEERING OF POWER PLANTS. from pars. 94 to 96 that the steam-valve need be plannedonly for lead, lap, and…
Mechanical engineering · Steam power plants
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