109: Brill’s Nut

Posted by wonko on April 19, 2011 in domestic, geometry |

Take a rectangle cut from half a square and torture it via box-pleating: and you get a nut that actually takes the thread of the bolt previously made with the same hexagonality, nice. This was an odd fold, it looked like it was going to hell at every stage, the inside collapse looked like it […]

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