I’m working on fabricating the Hercules extruder for the reprap. It is simpler then the current extruders, and it just looks sturdier and more reliable. The lasercuts look like this:
Haven’t tried these out yet. Here is the sketchup file
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[...] Prometheus Fusion perfection blog has started working on a Laser cut Hercules Extruder. It looks pretty cool. I hope that the plastic can withstand the pinch forces involved with this. [...]