The accompanying engravings represent a horizontal, center-vent water wheel invented by James Martin, of Florence, Ala , which is now in use by the patentee, driving a cotton mill, and working in ...

This wheel can pump water to villages over a mile away. It can pump 43,000 litres of water a day. Pumps already operate in 12 different countries, including Nepal, Indonesia, Spain, and Zambia.

In just its first few weeks in operation, a low-tech water wheel has already scooped up enough trash and debris from the Upper Newport Bay to fill nine dumpsters — including a mattress and more ...

This is "Mr.Trash Wheel" – a water wheel in Baltimore that removes rubbish from the river. The water wheel is powered by the river's current, which lifts rubbish and debris from the water and ...