Different types of coil pumps. Left: Spiral coil pump -aQysta Barsha... | Download Scientific Diagram
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![A spiral pump is a low lift pump which is composed of a long piece of metal plating, which is wound into a coil and sealed at the top and back extremities A spiral pump is a low lift pump which is composed of a long piece of metal plating, which is wound into a coil and sealed at the top and back extremities](https://c8.alamy.com/comp/G15NGP/a-spiral-pump-is-a-low-lift-pump-which-is-composed-of-a-long-piece-G15NGP.jpg)
A spiral pump is a low lift pump which is composed of a long piece of metal plating, which is wound into a coil and sealed at the top and back extremities
![The Spiral Pump: Pumping Water Without Electricity - PreScouter - Custom Intelligence from a Global Network of Experts The Spiral Pump: Pumping Water Without Electricity - PreScouter - Custom Intelligence from a Global Network of Experts](https://i0.wp.com/pswordpress-production.s3.amazonaws.com/2016/12/mmmm.png?fit=696%2C464&ssl=1)
The Spiral Pump: Pumping Water Without Electricity - PreScouter - Custom Intelligence from a Global Network of Experts
![A hydrostatic model of the Wirtz pump | Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences A hydrostatic model of the Wirtz pump | Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences](https://royalsocietypublishing.org/cms/asset/1fd19dc7-1e81-4944-9870-96c1eada63b0/rspa20170533f01.jpg)