Portioning Funnel

This is an experimental portioning funnel. For pancake, biscuit, or meringue batter. The idea being that each time the piston is raised and lowered it will "pump out" a precise, repeatable, quantity. Exactly what that quantity _is_ in this model I don't know for sure.

While printing the first prototype in ABS my feed tube detached from the extruder and I came back to find the entire case of the printer filled with filament. When I canceled the print the head went home and got snagged in th