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Of late, the magnetic stirrer mixing my morning cocoa occasionally doesn’t start spinning when I turn it on, which calls for some investigation. Removing the four obvious screws concealed under the rubber feet and prying off bottom cover reveals the trivial innards: The speed adjustment pot holds the little circuit board in place, with the…
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I naively thought the threads were something standard like Acme, but they’re full-frontal custom trapezoidal
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The springy fingers around the fitting soak up the inevitable distortions
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The adhesive foam strips I used on the bathtub soap tray didn’t survive continued exposure to hot soapy water
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It’s not particularly elegant, what with being cardboard, but it’s a proof of concept
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The original nuts are heavy knurled steel and the new ones are cheap plastic
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Create two layers with memorable names
The Smell of Molten Projects in the Morning 