Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 164
574. REVERSIBLE FILTER.—The positionof the filter in the cut is for filter-ing downward. By turning it overon the trunnions it can be cleanedfrom above downward, whichclears it of all sediment. The in-flow is from above and the wasteis through the trunnions to thesewer while cleaning. … 575. FILTERINGTERN, plan. CIS- 576. Section. The pump pipeextends to the bottom of thecistern and across, with lateralbranches. The pipes on the bot-tom to be perforated with one-sixteenth inch holes, enough to give a free flow of water to the pumps.Cover the pipes with sifted gravel larger than…
Mechanical movements
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