Drosselklappe für 40mm HT Kunststoffrohr / Staubabsaugung

thingiverse

Throttle valve to shut off or regulate branches in a central dust extraction system. The part is printed in one piece, rubber gaskets fit from 40mm HT pipe connections. A glued rubber ring prevents adjustment by the suction of the air flow; it's fixed with superglue on the pipe and visible opposite the control knob in the picture to the right.