Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 262
the link keeps the twoeccentrics from undesired motion, and the pin of the valve-stem fits in a suitable block in the slot of the link, so that thelatter is always ready to be moved to bring either forward orbackward eccentric to drive the valve, while the eccentric notrequired simply vibrates the… … Ftg. 189. diagram. There require to be attached to the link con-venient connections to bring the forward or backward eccentricinto line with the pin and to hold it at the desired position,but their construction requires no explanation. This simple form of reversing-gear was applied to…
Mechanical engineering · Steam power plants
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