December 27th 2017 Wed, 27 Dec 2017 Description Bellows powered turbine experiment. Turns out the bellows don’t displace enough air. I’ll remake larger ones and use the small ones for something else. #papertoy #lasercut #experimental #prototype (More info here) Related Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of new posts by email.