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Handpumps

6 bytes added, 02:13, 2 November 2012
Lever Action handpump
Most deep-well handpumps are of the lever action type. The increased length of the water column in deep boreholes requires more effort to draw water and the lever of the handle makes the operation easier. Besides the conventional handle, there are also pump designs, which use a flywheel to operate a crankshaft for transforming the rotation into an up-and-down movement.
'''Lever action pumps consist of:'''<br>
1. above-ground components like pump head, pump stand and handle, which are usually made of welded mild steel components, preferably with a corrosion protection of hotdip-galvanized zinc layer.<br>
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