http://journeytoforever.org/at_waterpump.html
Water-powered water pumps - Appropriate technology: Journey to Forever
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Keith
>Google "ram pump" for all the details of this. The only drawback of
>the common design is that it pumps a portion of the source water,
>which can be problematic fo
Google "ram pump" for all the details of this. The only drawback of the
common design is that it pumps a portion of the source water, which can be
problematic for drinking water supply, since the source is usually a surface
source such as a stream or river. Using the large volume of surface wate
This pendulum is not new, the Amish have used a similar device to pump water
for years. Thier system uses a flow of say 1 cubic foot of water falling a
distance of 1 foot - to elevate a much smaller volume uphill 40 feet as time
is on thier side, periods of low water use slowly fills a storage
