pen forwards to allow the water to ascendthrough the pipes, f f f f, but close to prevent it from returning into thetanks or cisterns. From the uppermost tank or cistern, a spout, H, with avalve at its end opening outwardly, proceeds to discharge the water so raisedto the surface : mil, fig. 1,… … 190 THE CIVIL ENGINEER AND ARCHITECTS JOURNAL. vessel, or receiver, K. This main exhausting-pipe is better seen, at j j, infig. 2. The conical plugs of tliese three-way cocks are put into motion, inthe following manner:—lli. l l, fig. 1, are five hollow copper boxes ortloatsdf sufficient buoyancy…
Civil engineering · Architecture
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