Coffee Drip Printer

Ted Kinsman

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Coffee test print.

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Close up of the coffee print.

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Coffee print.

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Blue ink test print.

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Coffee print

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Testing out the printer with very cheep red wine.

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The prints look very good when the liquid has a low wetting angle on the paper. By changing the chemistry of the ink and thus changing the interaction of the drip on the paper a number of different characteristics can be observed.

In action - the current speed of the printer is 4000 drips per hour - or about one drip a second.

coffee-drip-printer.pdf (50 KB)
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