Creighton, William Henry Paul, 1859- · New York, J. Wiley & sons; [etc., etc.] · leaf 110
Fig. 60. Fig. 61. Fig. 62. rotated from its present midposition to a horizontal positionthat the valve would move a distance Oe to the right or left inaccordance with the direction of rotation. From an inspectionof the figure we see that the valve must move the outside lap, o,to bring the valve and…
Steam-engines · Heat-engines
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