Concrete 3D Printer

Circular 4-DoF Printing Pattern Linear 4-DoF Printing Pattern Concrete Printing without contour crafting Slip ring solution for previous wire entanglement problem Improvements made to the printer since I joined Talk (10 mins) by Dr. Farook Hamzeh on the research in Concrete 3D Printing at the American University of Beirut (AUB). Recognition at 39:44.