Shallow-well handpump
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The simplest hand pump, often referred to as a pitcher pump, can be used on wells in which the water is lifted less than 6 meters. A cross section of a pitcher pump is shown here.
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From: Farm Structures in Tropical Climates http://www.fao.org/inpho/vlibrary/s1250e/s1250e00.htm.
Edited by Lennart P. Bengtsson and James H. Whitaker, FAO copyright 2000.
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