That’s the limit!

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So, we had that problem with our pulley-arm. Stopping too late with winding up or down led to some serious problems like snapping ropes. And we don’t like snappy. So we were looking for some other real world exaples that would have the same problem and our mentor showed us the 3d printer… we found it had switches to limit …

Moving an arm with a pulley

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Anne-Maaike demo’s the arm that we made to lift objects. It is controlled by a pulley mechanism. This way we should we able to lift heavy loads without too much stress on the motor. The rope breaks if we run the motor too long winding up. And when you run it too long winding down, it starts to wind up …