3D printed single cylinder engine runs on balloon power - 3ders.org (blog)

3D printed single cylinder engine runs on balloon power - 3ders.org (blog)

3ders.org (blog)3D printed single cylinder engine runs on balloon power3ders.org (blog)We've seen 3D printing used many times before to produce or test new ideas for different types of engines- automobile engines, replica steam engines and even rocket engines have all been made with the technology. Now 3D hobbyist Greg Zumwalt has ...