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Drainage wheel from Rio Tinto mines
Drainage wheel from Rio Tinto mines
Sequence of wheels found in Rio Tinto mines
Sequence of wheels found in Rio Tinto mines
Roman screw used to dewater mines in Spain
Roman screw used to dewater mines in Spain
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The reversible water wheel powering a mine hoist in De re metallica (Georgius Agricola, 1566)
The reversible water wheel powering a mine hoist in De re metallica (Georgius Agricola, 1566)
One of Finch Foundry's water wheels.
One of Finch Foundry's water wheels.
The Anderson Mill of Texas is undershot, backshot, and overshot using two sources of water. This allows the direction of the wheel to be reversed.
The Anderson Mill of Texas is undershot, backshot, and overshot using two sources of water. This allows the direction of the wheel to be reversed.
Two types of hydraulic-powered chain pumps from the Tiangong Kaiwu of 1637, written by the Ming Dynasty encyclopedist, Song Yingxing (1587–1666).
Two types of hydraulic-powered chain pumps from the Tiangong Kaiwu of 1637, written by the Ming Dynasty encyclopedist, Song Yingxing (1587–1666).