Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 117
handle opens thefirst section of a double-beatvalve at b^ and gives steam tothe lifting nozzle A; the over-flow passing freely through thecheck valve C, and the openvalve at D. A further move-ment of the handle opens the second section of the double-beatsteam valve B, and closes the overflow valve…
Mechanical movements
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