In those mechanisms, a high-torque, low backlash gearbox might be just the thing, and a 3D printable split planetary harmonic drive for the popular NEMA 17 motors would be even better. Right up ...

Pontiac 421 Super Duty - 4-Speed Manual Gearbox The Pontiac 421 ... "Slim Jim," which was a lighter and more compact transmission. It used a single planetary gearset with a split torque design ...

Explore the night sky with the best telescopes to suit every budget and experience level, perfect for observing February's snow moon and spectacular planetary parade. February is a great time to ...