The practical application of the slide valve and link motion to stationary, portable, locomotive, and marine engines : with new and simple methods for proportioning the parts (1897)
Auchincloss, William Stuart, 1842-1928 · New York : Van Nostrand · leaf 175
stroke, it becomes desirable in long-strokeengines to locate the valve face as near the end of the strokeas possible, thus reducing the cubic contents of the passageand by its directness admitting the steam with a higher 134 F BI C T I O jST . initial pressure than could be obtained through a more… … letter Q laid on its side, or as small pistons. The formeror D valve construction was much employed a few yearssince, but has been gradually supplanted by the more me-chanical arrangement of the piston valve. This, instead ofbeing surrounded by packing in the valve case, carries itsexpansive…
Steam-engines
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