Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 145
478. CURRENT WHEEL WATERLIFT.—The water buckets and arms aretroughs that carry the water to the centralhollow shaft, from the end of which it isdischarged into a trough. Used for irrigation and low-grade water supply. … 479. DRAINAGE WHEEL, used fordraining fens and lowlands. Broadbuckets on a power-driven wheel with aback or tangential slope, the wheel re-volving in a current shield. Such wheels,at proper speed, will lift a large%m^^m volume of water to a height ofnearly half their diameter. 480. PERSIAN WHEEL.—A…
Mechanical movements
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