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 (1870)
Auchincloss, W. S. (William Stuart), 1842-1928 · New York : Van Nostrand · leaf 197
e im-mense pressure exerted by the steam, and consequentlyreduces the friction as well as facilitates the starting of theengine. On the cut-off valve stem are turned a right and lefthand thread, so that by revolving the same, the valves maybe drawn closer together or separated by a wider distance… … these quantities throughout every variation in the point ofcut-off brought about by the separation of the valves B B.Its general design depends upon the range of the cut-off.For one varying between zero and about 0.6 of the stroke thecombination shown in Fig. 48 is most suitable, where theouter…
Steam-engines
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