3D Printing On A Spinning Rod

FDM 3D printing traditionally operates on a layer-by-layer basis, using a flat bed to construct parts. However, [Humphrey Wittingtonsworth IV] demonstrates in his video how this process can be sign…

Feed Your Fasteners In Line, With A Bowl Feeder

If you spend much time around industrial processes, you may have seen a vibrating bowl feeder at work. It’s a clever but simple machine that takes an unruly pile of screws or nuts and bolts, …

Israel pours cement over springs in the city of Hebron to prevent Palestinians from using them

Hylas - Wikipedia

Filament Cutter Uses Unusual (But Effective) 3D-Printed Spring Design

When one needs a spring, a 3D-printed version is maybe not one’s first choice. It might even be fair to say that printed springs are something one ends up making, rather than something one se…

When [Carl] Says Jump, PCBs Say “How High?”

We’ve noticed that [Carl Bugeja] likes flexible PCBs. His latest exploit is to make PCB-based springs that combine with some magnets to create little devices that jump. We aren’t sure w…