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Counterpoise lift

269 bytes added, 02:01, 16 October 2012
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The low-lift ''dhone'', or see-sawing gutters from Bangladesh, can deliver about 300 liters/min (80 gal/min) at a 1 m (3.3 ft) lift. This device uses flap valves and can be operated by a single person shifting the weight back and forth at the fulcrum.
==Suitable conditions==
The counterpoise lift is used extensively in Egypt.
==Reference manualsManuals, videos, and links==
* Video: [http://youtu.be/bZ9gJAWvHxo Working Shaduf.]
* [http://agricoop.nic.in/dacdivision/Machinery1/chap7.pdf Water lifting devices.] Agricoop.nic.in
* [http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=22&ved=0CDAQFjABOBQ&url=http%3A%2F%2Fwww.inseda.org%2FAdditional%2520material%2FCD%2520-%2520Agriculture%2520and%2520Environment%2520Education%2F38-Farm%2520Machinery%2520%26%2520Implements%2520%28FMIS%29%2FWater%2520Lifting%2520Devices-262.doc&ei=xqOgT4OUEvLXiQLjn8C_Ag&usg=AFQjCNH78PUUOsJ6l48AAdsaY_Vvwpyjcg&sig2=omUG4MOPxaWmynJ5pAddAQ Water lifting devices.] Inseda.org
* [http://www.fastonline.org/CD3WD_40/CD3WD/AGRIC/CPFE01E/EN/B749_7.HTM Food from Dryland Gardens - An Ecological, Nutritional, and Social Approach to Small Scale Household Food Production]. CPFE, 1991.
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