Ironworker Shear Assembly Challenge: Live at GrabCAD

The Ironworker shear assembly challenge is now live at GrabCAD. See my prior post here, and note that we are funded to get this done. We are escalating the pace, and exploring the use of open source crowd engineering in the process. This is our second entry at GrabCAD, the first entry being the tractor. Let any engineer friends know!


  1. […] least, and some of the other quick attach wheel models should be studied as well. We also have the Ironworker Machine up as a GrabCAD challenge – and I look forward to tapping more talent via GrabCAD as we hit […]

  2. Ironworker Update | Factor E Farm Blog

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