Compressed air isn’t really a practical ... with a lightweight regulator of his own 3D-printed design. His latest ball-valve air engine was then designed to run on this lower regulated pressure ...

Such is the case with this 3D-printed compressed air engine, which just keeps getting better. The design has changed a lot since we first covered [Tom Stanton]’s attempts at reviving the ...

Explore the exciting world of LEGO pneumatic engines powered by compressed air! This project features a variety of engines, each demonstrating unique mechanics and design. From the initial concept to ...