How to build the marble pump this is a free 24 minute video to help you build the marble pump part of my modular marble machine plans.
Building the marble pump.
Http woodgears ca marbles plans building the marble pump which is at the heart of the modular marble machine.
Also see ron walters demonstrating his marble pump.
The pump is always the thing that looks like magic because the pump itself occupies a very small space.
When i first built this marble pump i milled it out of a solid block of maple using my slot mortiser.
In order to guide the pieces and the marbles most of the movement and working is hidden from view.
I m just using a table saw drill press and bandsaw to build this marble pump.
It is also less likely to jam then a previous model i built update added a picture of the pump installed in the dragon marble reservoir.
The reason i like this pump design is because it doesn t let the marbles clack together when there are no marbles in the feeder.