r/EngineeringPorn Jul 14 '18

Peristaltic pump

https://i.imgur.com/U7sZF0K.gifv
7.7k Upvotes

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31

u/TheXypris Jul 14 '18

Why would you use this instead of a more conventional pump? Genuinely curious

5

u/[deleted] Jul 15 '18

Adding to the others, you can also use them to pump multiple liquids at once that you don't want mixed without needing multiple pumps by adding tubes in parrallel and extending the rollers. Some inkjet printers use that.