This article was updated Feb. 28, 2023. It was originally published March 1, 2000. Planetary gears can supply high levels of torque and high-speed reduction. They are also relatively compact compared ...

Gears come in all shapes and sizes. They are the toothy wonders that make the world go around, and they're incredibly important in the operation of a motor vehicle. There's a more specific type of ...

Gearboxes let engineers adjust servomotors’ operating speed and resulting torque. But understanding the two major types will lead to lower costs and better performance. Engineers have long used ...