Ludy, Llewellyn V., 1875- [from old catalog], American Technical Society · Chicago, American technical society · leaf 172
the combination lever, or, as shown inFig. 64, the lap and lead lever. In order to obtain the proper displacement of the valve whenthe engine is on dead center, the attachment of the combinationlever to the crosshead and to the valve rod must bear a definite ratioto the stroke and valve travel. In… … Fig. 64. Diagrammatic Analysis of Walschaert Valve Gear Action tion and that of the radius lever in inches; and V is distance betweenthe connection of the radius lever and that of the valve stem ininches. The above expression holds good for either an inside or anoutside admission valve. When using…
Indicators for steam-engines · Steam-engines
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