Machinery and processes of the industrial arts, and apparatus of the exact sciences (1869)
Barnard, Frederick A. P. (Frederick Augustus Porter), 1809-1889 · Washington, Govt. print. off. · leaf 251
wmtP … Houcret & Testoirs Feeder. remains open while the feeder is filling, to prevent a back pressure fromthe confined air. The valve K, which is lifted in the position shown,admits water by natural descent from a source higher than the feeder.or as thrown in by a force pump. As the water rises it…
Machinery · Scientific apparatus and instruments
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