Sunday, April 25, 2010

More Progress...

Some exciting things have happened in our project.

Firstly, we have cut down the gutter system so that water will funnel more neatly into the barrels to be collected. Here's a visual:



Second, we have begun designing our pump. Originally, we intended to create a treadle pump, but we have decided to forgo this design for a few reasons - most importantly because we want to be sure that we can finish a pump in a timely fashion.

The new design we will be following is the incredibly straightforward, but effective EMAS pump. There it is, pumping away somewhere in the south pacific:



We will post more on the specifics of the fabrication process as we begin it in earnest. For now, for those of you who are interested, there is a fascinating series of youtube videos about how it is made.

http://www.youtube.com/watch?v=NKDJJdIbLF4

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